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Virtis and Opis User`s Manual

1. GH VIRTIS AND OPIS USER S MANUAL AASHTO Ware Version 5 4 April 2006 Disclaimer This system was developed by AASHTO AASHTO assumes no liability or responsibility for and makes no representations or warranties as to applicability or suitability of this computer system Anyone making use thereof or relying thereon assumes all responsibility and liability arising from such use or reliance LST nt RE Se M A TN 2 Sybase Adaptive Server Anywhere set NR E ba kak ke kU N e ERREUR HE a W N V he bak 2 erg r r YY YTrree e rrr erh lhh lrPB PDKPPlMv d d X rP r TEE 2 Microsoft Data Engine SQL Server 2000 iii iy kurs kill ss inner 2 Configuring Parameters and System Defaults eee 3 Getting Started um eee a e A tie re dette 4 General Bridge RT LT 7 Location Definition si 25 8 c4 RR 7 Girder Line ys Girder dt Ans 10 Cross Section Based vs Schedule Based Data Entry asses sese sees 10 Entering a New Bridge Description ss 11 Description of Graphic User Interface ss 11 NNA T 1 n sot inmerito n dote A uer reir ride 12 Database Over wu epe tate gated esit e dona d d oec ese I KEDA d den es MG ee OR ene 13 TL S3 5ad peter quee deridet M quandiu mi idu 13 Importing a BART Input Eie tt tT e teak Ke ur ete tto teen epe dd ee 14 Importing a BARS Input Fil teeth e enter tei i e Ee b e epos Rte na 16 Importing a BRASS Input File iii 18 GLOSSARY OF TERMS
2. Not functional Not functional Create New Bridge Not functional Not functional Cut Not functional Cuts the selected window Copy Not functional Copies the selected window Paste Not functional Pastes the previously cut or copied window into the selected folder cut or copied window and selected folder must be compatible Print Not functional Prints the name and description of the selected library item Help Opens help topic Opens help topic Bridge Explorer Opens the Bridge Explorer Opens the Bridge Explorer Library Explorer Opens the Library Explorer Opens the Library Explorer Configuration Browser Opens the Configuration Browser Opens the Configuration Browser Rate Virtis only Not functional Not functional View Rating Results Not functional Not functional Recent Rating Results Not functional Not functional 33 Library Explorer Toolbar Button Function from Left Portion of Function from Right Portion of Library Explorer Library Explorer Manage Analysis Not functional Not functional Events Update Pontis Ratings Not functional Not functional Virtis only Find Not functional Not functional Refresh Not functional Not functional Retrieve All Not functional Not functional Next Group Not functional Not functional Report Tool Not functional Not functional Multi Media Not functional Not functio
3. Sample Bridges folder on the Bridge Explorer The list will change to include 35 bridges Select bridge 4 PCITrainingBridge1 and select File Open The Bridge Workspace shown below will open r Bridge Workspace PCITrainingBridgel OF x Materials CA Beam Shapes Appurtenances a Impact 7 Dynamic Load Allowance CA Factors SUPERSTRUCTURE DEFINITIONS E Structure Definition 1 a Impact Dynamic Load Allowance Load Case Description Superstructure Loads d Stress Limits CA Prestress Properties CA Shear Reinforcement Definitions Ci MEMBERS E I Typical Interior Beam 9 9 1 gt Member Loads A Supports Ci MEMBER ALTERNATIVES E I Member Alternative 1 E C DI Default Materials Impact Dynamic Load Allowance T Live Load Distribution cL Shrinkage T ime 14 Beam Details J Strand Layout FI Deck Profile E Haunch Profile CA Interior Diaphragms E Shear Reinforcement Ranges Bracing Ranges gg Points of Interest BRIDGE ALTERNATIVES Select Bridge Analysis Settings Open the Vehicles tree select a vehicle and click the Add to Rating Analysis button Click the OK button to close the Analysis Settings dialog Next select Member Alternative 1 in the Bridge Workspace Then select Bridge Analyze to initiate an analysis The Progress view will open and the generated BRASS input commands will be displayed When the analy
4. Prestressing Strand Library Materials Reinforcing Steel Library Materials Structural Steel Library Materials Timber Sawn Library Materials Wearing Surface Library Materials Weld Library PS Shape Library Steel Shapes Angle Library Steel Shapes Channel Library Steel Shapes Rolled Beam Library Steel Shapes Tee Library Timber Shapes Rectangular Library Vehicle Library Data 35 CONFIGURATION BROWSER Configuration Browser Purpose of the Configuration Browser The Configuration Browser provides access to the configuration features of Virtis Opis Description of the Configuration Browser The Configuration Browser contains a tree which includes each of the applicable windows as listed in the Configuration Module For each tree item the tree includes a button a folder and a name If you click on the button of a tree item its sub items in the tree will appear beneath that tree item How to Open a Configuration Browser Window To access a Configuration Browser window either double click on the name of the tree item or single click on it and then select File and Open from the menu You can either edit existing data within a window or you can enter new data in a blank window Users Several different folders are available in which to define users These folders include the following All users Administrators Design Engineers Managers Rating Engineers and Routing Engineers
5. The Virtis Opis installation will install two Sybase database files All database files contain the BRIDGEWare database schema tables and relationships and are populated with system data The Virtis54 db file is the production database and is populated with template bridges The Virtis54 Sample db file is the sample database and is populated with sample bridges The template bridges and samples bridges describe the same bridges See the Virtis Opis on line help for a description of a template bridge Prior to having installed Virtis Opis one of the following should have been installed e Sybase Adaptive Server Anywhere 8 0 accepting all defaults e Sybase Adaptive Server Anywhere 9 0 accepting all defaults The databases supplied have several users predefined Users passwords are the same as their usernames The bridgeware user is the owner of Virtis Opis database tables Oracle 9i The Virtis Opis installation CD contains SQL script files to create the BRIDGEWare database schema and populate system data and sample data on an Oracle 9i database server Please refer to BRIDGEWare Startup Guide for installation instructions Each client machine installed with Virtis Opis will need an ODBC data source defined for the instances of the BRIDGEWare database schema installed on the Oracle server Microsoft Data Engine SQL Server 2000 The Virtis Opis installation will install two MSDE SQL Server database s Both databases contain the BRIDGEWare
6. Users can be placed in more than one folder Additional folders can be added and existing folders can be deleted How to Add a New User Adding a user only adds the user to the list of valid users of Virtis and Opis It does not add the user to the database such that he or she can connect to the database That must be done using the Oracle or Sybase database utilities for adding users Configuration Browser Toolbar The following buttons are included on the toolbar of the Configuration Browser Configuration Browser Toolbar Button Function New Opens the window corresponding with the selected folder in which new data can be entered Open Opens the window corresponding with the selected folder Save Saves new data to the database 36 Configuration Browser Toolbar Button Function Properties Not functional Create New Folder Not functional Create New Bridge Not functional Cut Not functional Copy Not functional Paste Not functional Print Prints the specified information Help Opens help topic Bridge Explorer Opens the Bridge Explorer Library Explorer Opens the Library Explorer Configuration Browser Opens the Configuration Browser Rate Virtis only Not functional View Rating Results Not functional Recent Rating Results Not functional Manage Analysis Events Not functional Update Pontis Ratin
7. is presented only for Opis it is not presented for Virtis The following symbols are used in this window A Axle DL Dead load DREnv Rating factor envelope F Fatigue L Lane LL Live load and impact M Moment MDR Moment rating factor Min Minimum S1 Stage 1 S2 represents Stage 2 etc T Tandem or truck train V Shear VDR Shear rating factor Positive action Negative action Bridge Workspace Report The Bridge Workspace Report window presents a summary of the input describing the bridge You can access the Bridge Workspace Report window by clicking the View BWS Report button on the toolbar Included in the Bridge Workspace Report is such information as a general bridge description materials appurtenances impact factors loads plate dimensions and points of interest Information is presented for all levels within Virtis Opis including bridge alternative superstructure definition and member 44 The information in this window is an echo of the current information for the current bridge It is based on the data that you previously entered in the various windows It is presented in a logical manner and a systematic format and the corresponding units are included Schematics You can access various schematics either by selecting Bridge Schematic or by clicking the View schematic button on the toolbar The following four types of schematics are available from within the Bridge Workspace framing plan view str
8. A A Alternative e D o SI e 2 lt Girder Girder Line System Structure 4 Definition or Member Member Member Member Member Member Alternative ar Member Alternative Schedule Cross Based Section Based Girder Line vs Girder System The most general way to describe a superstructure is to describe each girder individually including the position of each girder within the overall structure This is called a girder system and it is used for normal bridges Another way to describe a superstructure is to describe just one girder making simplifying assumptions about distribution factors This is called a girder line and it is used for odd bridges which can not be entered using a girder system Girder line is also used for importing existing BARS and BRASS files Cross Section Based vs Schedule Based Data Entry Within the definition of an individual girder Virtis Opis also offers two different levels of detail The most detailed way to describe a girder is to list and describe all its parts individually For example you can describe the web plate the flange plates the stiffeners and the cover plates individually including their size and position within the girder This is called Schedule Based data entry This type of data entry is very precise and offers maximum flexibility in the analysis Another way to describe a girder is to select a small number of points along the length of the beam a
9. Connect Copy Diaphragm Bay Cross Section Ranges Reinforced Concrete Members Cross Section Ranges Steel Members Cross Sections Reinforced Concrete Members Cross Sections Steel Members Deck Deck Details Generic Deck 28 Deck Details Timber Deck Deck Profile Default Materials Deterioration Profile Factors LFD Factors LRFD Find Bridge Folder Properties or New Folder Properties Floor System Geometry Floorbeam Definition Floorbeam Intermediate Supports Floorbeam Member Floorbeam Member Alternative Floorbeam Member Alternative Wizard Floorbeam Member Locations Floorbeam Stringer Reactions Girder Profile Haunch Profile Prestressed Concrete Members Haunch Profile Steel Members Hinge Impact Input Folder Properties Interior Diaphragms Knee Braces Lateral Support Live Load Distribution Load Case Description Loads Member Member Member Alternative Description Member Rating Results New Bearing Stiffener Definition New Floorbeam Definition New Member Alternative New Stringer Definition New Superstructure Definition 29 New Transverse Stiffener Definition Point of Interest Prestress Beam Shapes I Beams Prestress Beam Shapes Box Beams Prestress Beam Shapes Tee Beams Prestress Beam Shapes U Beams Prestress Design Tool Prestress Properties PS Shear Reinforcement Ranges RC Shear Reinforcement Ranges Results Graph Report Tool Select Data Source Shear Connector
10. ENE S SA Ee de R 33 Library Explorer Wi1ndOWS s AE l RE b e REK dee di aei leges 35 CONFIGURATION BROWSER sxrceseseseseseeseeeeseseseeoeeeen bere renees renee reverse ere 39 Configuration BIOWSeT 5e th rte er ine E E de 36 Purpose of the Configuration Browser esse 36 Description of the Configuration Browser ses 36 How to Open a Configuration Browser Window ss 36 BI idos SE SETE SEE SEERE SEERE SE docs didas idas ii e e ls ds 36 How to Add a New User i4 ie ites ante e dk Eka e k k a ka dde Asa RE EE rp 36 Configuration Browser Toolbar sise 36 Configuration Browser Windows sise 38 Specification Check condreit beore in 43 Results Grapbl 5 nt nn a ht lit ont 43 Bridge Workspace BReport eee dtd oec et I KEDA alee oe EO es 44 Schematies douce demie k uk e R L ke KAL se Ke itai pP ar PR 45 Mal ate TD 45 j DIET T sbacecwedal 2 decet Do tet sine o e Food de be RET 46 FACTOTS AA A A NAR NTA 46 Metric Retorna 47 Batch Analysis aja le ii eti i lali ase 48 Rating from the Btidge EXplorer 4 decise tret aia o 48 Adding Users to the Virtis Opis Database 48 Adding Users to Sybase Adaptive Server Anywhere 8 0 and 9 0 49 Adding Users Oracle 91 ic 51 Adding Users to MSDE SQL Server 2000 eee 52 Bed sinere xoti 53 Nus ME a tee 54 INTRODUCTION This Virtis and Opis User s Manual contains basic portions of the Virtis Opis Help file Included in this manual are help topi
11. Opis by opening the Windows Start menu click Start on the windows taskbar and selecting AASHTOWARE VirtisOpis The splash window and Connect dialog will open 2 Enter your username and password and click the ellipsis button next to the Data Source The system is delivered with a Sybase database and the username and password are virtis Refer to Sybase help for changing your password Oracle users should see their database administrator for their username and password 3 The Select Data Source dialog will open Select Data Source x Data Sources User DSN System DSN Name priver Adaptive Server Anywhere 8 0 Adaptive Server Anywhere 8 0 Find the data source in the list of data sources Setup adds Virtis54 and Virtis54s to the list for access to Sybase Adaptive Server Virtis54 is for production and Virtis54s is for teaching Select the data source and click the OK button For Sybase Adaptive Server if Virtis54 or Virtis54s is not in the list then something went wrong with the installation For Oracle your Oracle database administrator should create an ODBC data source on each client PC That data source should then be available for selection For MSDE SQL Server 2000 if Virtis54_SQLServer or Virtis54s_SQLServer is not in the list then something went wrong with the installation The Connect dialog should look like the one shown above in Step 2 Click the OK button Virtis will conti
12. USED IN VIRTIS AND OPIS sense 20 Bridge Explorer M EE 22 Purpose of the Bridge Explorer eee tette KOR SEHR SK teet nre Sus VST ee ele ua v eb 22 Left Portion of the Bridge Explorer erento ee Hae RVE 09095050558 ce buk OV GEDA 22 Right Portion of the Bridge Explorer ser 22 How to Open the Bridge Workspace ses 22 Bridge Explorer Toolbar eiie erede tai 22 Bridge Workspace i e e Re EE CH e Hes d p e cedens 25 Purpose of the Bridge Workspace sise 25 Description of the Bridge Workspace ses 25 How to Open an Item from the Bridge Workspace Window 25 Items Included in the Bridge Workspace eee rennen nennen nennen eene ener 25 Bridge Workspace Toolbar tete dee eet ze Kire ee etae ie De tea se ce nra VE Suna tec dude 25 Bridge Workspace Windows ceca a tegat ned ieu tes s kerek a ya sui 28 Library Explorer intuir e Dk P P teri DUE 32 Purpose of the Library Explora triada opted 32 Items Included in the Library 4 inttr heit etm e adiit e RP see 32 Purpose of the Libraire een RUP DRE a RERO Ur ka Haw ROG UTR ere te dt 32 Left Portion of the Library Explorer 4e dependet e tendre ipee reef heit edad 32 Right Portion of the Library Explorer sens 32 Typ s 66 Libraries tnr RU tet UPPER EH e E e e ERO re rU E erp caet 32 How to Open Library Wild Wittens daa 32 Library Explorer Toolbar 2 n dictara e iret eet WE he ne
13. database schema tables and relationships and are populated with system data The Virtis54 database is the production database and is populated with template bridges The Virtis54 Sample database is the sample database and is populated with sample bridges The template bridges and samples bridges describe the same bridges See the Virtis Opis on line help for a description of a template bridge If MSDE is not installed when Virtis Opis is installed the Virtis Opis installation will install MSDE The databases supplied have several users predefined Users passwords are the same as their usernames The bridgeware user is the owner of Virtis Opis database tables Configuring Parameters and System Defaults The Virtis Opis system allows for the defining of organization specific parameters such as counties and districts for each data source In order to add these parameters login to Virtis Opis with the username virtis by running the Virtis Opis or VirtisOpis application Open the Configuration Browser by selecting Window Configuration Browser from the menu Double click on the tree item named Parameters Press the Fl key for on line help on setting parameters There is system defaults associated with each database source Double click on the tree item named System Defaults in the Configuration Browser to modify these defaults Press the Fl key for on line help on setting System Defaults GETTING STARTED Getting Started 1 Start Virtis
14. member alternatives marked as existing there is nothing for the Bridge Explorer to rate After the analysis is complete the Bridge Rating Results window will be displayed for viewing the rating results Adding Users to the Virtis Opis Database These instructions assume a basic understanding of your particular database system Sybase Adaptive Server Anywhere or Oracle 91 and its tools To add users to the Virtis Opis database complete the following two steps 1 Add the user to Virtis Opis system a Start the Virtis Opis or VirtisOpis application b Log into Virtis Opis using a username with read write and create turned on for the access rights privilege C Open Configuration Browser and select the user group such as Design Engineers that you would like the user to be a member of d Select File New from the menu e Enter user information and click the Save button 48 2 Add the user to the database and set user table permissions See the instructions below for adding a user to a Sybase Adaptive Server Anywhere 8 0 Sybase Adaptive Server Anywhere 9 0 Oracle 9i or MSDE SQL Server 2000 database Adding Users to Sybase Adaptive Server Anywhere 8 0 and 9 0 Start the Sybase Central application Connect to the Virtis Opis database Expand the tree to find the Users amp Groups tree item and select it R V PS You will see a list of users and groups and also an icon Add User in the window on the right Doub
15. or 06 then the six character structure ID is used as the bridge ID If the user preference Always prompt for Bridge ID is selected the user is queried to input a bridge ID up to 30 characters in length The bridge ID found in the input file or the one supplied by the user is checked against the database If the Bridge ID is unique and the user has not selected to always prompt for the Bridge ID the import process will continue without querying the user If the bridge ID already exists in the database the user is queried to choose between selecting a different bridge ID adding the structure as a new structural unit to the bridge already defined in the database or skipping the import of the bridge BARS import will use default material properties based on the Year of Construction entered on card type 02 The import utility first looks for a Customized Sequential Text File custom std in the same directory as the import executable If found the import utility reads the data from section 1400 of this file to define the Year of Construction default properties The format of this file must be the same as documented in Appendix J of the BARS Manual 2 Data Preparation Instructions If the custom std data file is not found a message is displayed at the start of the import program and the defaults in Appendix J are used If your agency has modified the custom std file delivered with BARS the modified custom std file should be placed in the same dir
16. remaining six example bridges are steel bridges containing either floor system or floor line superstructure definitions The three steel example bridges called Training Bridges are taken from American Iron and Steel Institute s AISD and National Steel Bridge Alliance s NSBA Four LRFD Design Examples of Steel Highway Bridges with Training Bridge Number 2 being changed from a plate girder bridge to a built up section bridge A table describing each of the three steel example bridges is presented on the following page These bridges can be accessed from the Bridge Explorer in the All Bridges folder or the Sample Bridges folder The seven prestressed concrete example bridges are taken from Precast Prestressed Concrete Institute s PCI Bridge Design Manual The one reinforced concrete example bridge is a sample bridge created for Virtis Opis A table describing each of these eight concrete example bridges is presented on page 41 The timber example bridge is a single span sawn lumber beam bridge with a nail laminated transverse deck This bridge is taken from Chapter 7 of the USDA Forest Service s Timber Bridges Design Construction Inspection and Maintenance manual A table describing each of the six floor system and floor line example bridges is presented on page 42 To enter a new bridge you can refer to the Getting Started section of this manual page 4 You can also look at the table on the following page and identify the e
17. skipping the import of the member or aborting the import processes 14 Any assumptions used or modifications made to the imported data are displayed to the user as a message in the application windows This information is also stored in the Virtis Opis database and is retrievable through the Virtis Opis Member Alternative Description Import It should be noted that ignoring certain errors may result in incorrectly defined structures in the database It is up to the user to verify that the structure described in the database correctly represents the structure being modeled To Import a BAR7 Input File into Virtis 1 Run BAR7 Import Double click on the file Bar7Import exe from Explorer A Connect dialog similar to the Connect dialog that appears when starting Virtis Opis will appear Enter your username password and select a data source similar to the steps taken when starting Virtis Opis 2 Select a data file to import From the command menu click on File and select Import or click on the folder icon on the toolbar to open the import file dialog Select the directory containing the BAR7 data files Select the data file to be imported and click on the Import button The data file will be displayed in the window as the file is being processed 3 Respond to error messages during processing Various error messages will be displayed as the data files are imported Generally the error messages will provide the option to ignore the e
18. the assignment of a member alternative to the member Member alternative each member can have one or more mutually exclusive alternative definitions For example you can compare a steel plate girder with transverse stiffeners against one with longitudinal stiffeners This feature is useful when comparing various alternatives for a preliminary study or when evaluating the benefits of various rehabilitation alternatives Schedule based input a method of entering data about a beam by listing and describing all of its parts individually For example you can describe the web plate the flange plates the stiffeners and the cover plates individually including their size and position within the girder Structure one or more spans that have the same structural type such as girder truss or frame and for which a load acting anywhere within the structure affects all spans within that 20 structure Each bridge alternative may contain one or more structures The structure screen provides location and identification information about the structure with one or more structure alternatives providing the assignment to superstructure definitions Structure alternative a means of relating a superstructure definition to a structure which serves the purpose of relating a physical description of a structure the superstructure definition to one or more positions in the bridge where the superstructure definition is used the structure Thi
19. to the level at which it is entered Items can not be deleted if any windows for the Bridge Workspace are open Bridge Workspace Toolbar The following buttons are included on the toolbar of the Bridge Workspace 25 Bridge Workspace Toolbar Button Function New Opens the window corresponding with the selected folder in which new data can be entered Open Opens the window corresponding with the selected folder Save Saves new data to the database Properties Not functional Create New Folder Not functional Create New Bridge Not functional Cut Cuts the selected data Copy Copies the selected data Paste Pastes the previously cut or copied data into the selected item Print Prints the specified information Help Opens help topic Bridge Explorer Opens the Bridge Explorer Library Explorer Opens the Library Explorer Configuration Browser Opens the Configuration Browser Rate Virtis only Not functional View Rating Results Not functional Recent Rating Results Not functional Manage Analysis Events Not functional Update Pontis Ratings Virtis only Not functional Find Not functional Refresh Not functional Retrieve All Not functional Next Group Not functional Report Tool Opens the Report Tool window allowing you to create a summary report of the Bridge Workspace or analysis output Multi Media Attachm
20. 222227 42 MISCELLANEOUS Specification Check This window is available in Opis only and it allows you to review the LRFD specification checks based on the LRFD analysis results In the left portion of the window each of the inputted stages are presented along with each of the inputted analysis points Select the stage and the analysis point for which you want to see the specification check results Specification check table In the right portion of the window the specification check results are presented for the selected stage and analysis point Specification Reference Displays the specification including both the AASHTO reference and a brief description Limit State Displays the limit state for which the specification was checked Flex Sense Displays the flexural sense for which the specification was checked as either positive flexure negative flexure or not applicable Pass Fail Displays the results of the specification check for the displayed limit state and flexural sense as either passed failed not applicable general computation not checked or not satisfied To review more detailed specification check information select the desired specification reference and then press Enter on your keypad This will open the Spec Check Detail window Results Graph This window allows you to view graphs of the analysis results You can create a variety of different graphs allowing you to see a quick snapshot view
21. 7 import file and sorts the data as necessary Each input command is parsed and the data is checked for correctness The user will be notified of any errors found for any command The user has the option of skipping the import of the entire structure skipping the import of the member ignoring the error or aborting the import processes Any messages displayed in the BAR7 import utility window are written to disk using the name of the imported file with the extension log After a structure s commands have been parsed the user is queried for a 30 character bridge ID The bridge ID supplied by the user is checked against the database If the bridge ID already exists in the database the user is queried to choose between selecting a different bridge ID adding the structure as a new structural unit to the bridge already defined in the database or skipping the import of the bridge The BAR7 import utility verifies that the data being imported is consistent Errors are displayed to the user with the option of skipping the import of the entire bridge skipping the import of the member ignoring the error or aborting the import processes After the data is verified it is translated into a data structure representative of the Virtis Opis database The final process of the utility is to insert the data into the database Any errors during this final process are displayed to the user The user has the option of skipping the import of the entire bridge
22. Analysis Output window will open displaying a tree containing the most recent BRASS output files Double click the name of a file to open that file for viewing Exploring the other views of the Bridge Workspace Select a tree item and use File New to create a new item and File Open to open an existing item Closing the Bridge Workspace Select File Close Opening the Library Explorer Select Window Library Explorer The Library Explorer will open and display a view similar to the Bridge Explorer with a folder view on the left and a list view on the right Selecting an item in the list view and selecting File Open will open a view of the data for the selected item General Bridge Description The Bridge Workspace is the master outline for all of the data pertaining to each bridge When you open the Bridge Workspace for a bridge you will see a hierarchical tree structured presentation of the bridge and all its parts In general each indented level of the tree lists the components of the level above it Several features of the Bridge Workspace are important to understand Location Definition The tree structure exhibits a pattern of location definition The tree first shows a location where a structural component is needed and under this it lists one or more alternative definitions of the component that might satisfy the need This serves three different purposes For Virtis load rating it allows the database to contain multiple
23. Bridge Workspace for the selected bridge Save Not functional Not functional Properties Opens the Folder Properties Not functional window Create New Folder Creates a new folder Creates a new folder Create New Bridge Creates a new bridge Creates a new bridge Cut Not functional Not functional Copy Not functional Copies the selected bridge Paste Pastes the previously copied Pastes the previously copied bridge into the current folder bridge into the selected folder Print Not functional Prints the specified information Help Opens help topic Opens help topic Bridge Explorer Opens the Bridge Explorer Opens the Bridge Explorer Library Explorer Opens the Library Explorer Opens the Library Explorer Configuration Opens the Configuration Browser Opens the Configuration Browser Browser Rate Virtis only Opens the Analysis Settings window to initiate a rating event Opens the Analysis Settings window to initiate a rating event View Rating Results Not functional Opens the Bridge Rating Results window Recent Rating Opens the Bridge Rating Results Opens the Bridge Rating Results Results window for the most recent window for the most recent analysis analysis Manage Analysis Not functional Opens the Analysis Events Events Summary window for the currently selected bridge in the Bridge Explorer Update Pontis Opens the Pontis Bridge Rating Opens the Pontis Bridge
24. Definition Shear Reinforcement Definition Vertical Shear Reinforcement Definition Horizontal Shrinkage Time Spec Check Detail Specification Check Spec Check Viewer Filter Properties Splice Steel Angle Steel Channel Steel I Shape Steel Structural Stiffener Ranges Strand Layout Stress Limits Stringer Definition Stringer Member Stringer Member Alternative Stringer Unit Layout Stringer Unit Layout Wizard Structure Structure Alternative 30 Structure Definition Connectors Bolt Definition Structure Definition Connectors Nail Definition Structure Definition Connectors Weld Definition Structure Framing Plan Details Structure Rating Results Structure Typical Section Superstructure Definition Superstructure Definition Wizard Beam Data Superstructure Definition Wizard Deck Superstructure Definition Wizard Deck Template Superstructure Definition Wizard Loads Superstructure Definition Wizard Plate Girder Superstructure Definition Wizard Prestressing Strand Superstructure Definition Wizard Rolled Shape Superstructure Definition Wizard Superstructure Definition Superstructure Loads Support Constraints Beam Timber Beam Rectangular Transverse Stiffener Definition Angle Transverse Stiffener Definition Plate Truss Vehicle Properties 31 LIBRARY EXPLORER Library Explorer Purpose of the Library Explorer The Library Explorer allows you to navigate the library module and access d
25. Rating Ratings Virtis only window to initiate a rating event to update Pontis rating fields window to initiate a rating event to update Pontis rating fields Find Opens the Find Bridge window Opens the Find Bridge window Refresh Not functional Updates the Bridge Explorer with either the number of bridges 23 Bridge Explorer Toolbar Button Function from Left Portion of Function from Right Portion of Bridge Explorer Bridge Explorer specified in Preferences Bridge Explorer window or the number of bridges that can be currently displayed in the Explorer whichever is greater Retrieve All Retrieves all of the bridges from Retrieves all of the bridges from the database accessible only if the database accessible only if there are more bridges yet to be there are more bridges yet to be retrieved retrieved Next Group Retrieves the next group of Retrieves the next group of bridges from the database bridges from the database accessible only if there are more accessible only if there are more bridges yet to be retrieved bridges yet to be retrieved Number of bridges to retrieve is Number of bridges to retrieve is set in the Preferences Bridge set in the Preferences Bridge Explorer window Explorer window Report Tool Opens the Report Tool window Opens the Report Tool window allowing you to create a Bridge Explorer summary report of the selected folder allowing you to crea
26. conditions for a component When a bridge is first built you can enter it in its original form Later a revised model of the structure can be stored without having to erase the original model e For Opis bridge design it allows you to store two or more alternative ways of configuring the same bridge You can use this feature to flesh out and compare design ideas before committing to just one of them This is a great way to perform what if analysis of a design e For both Virtis and Opis this pattern allows you to enter the definition of a superstructure or member just once and re use the same definition in more than one place in the same bridge design For example in a long bridge consisting of several identical simply supported spans you can enter the definition of just one of the spans and have the system re use the same definition for each of the other span locations To maximize the usefulness of this feature it is offered at three different levels of the Bridge Workspace hierarchy as follows e Bridge Bridge Alternative When designing a bridge you can use this feature to maintain two or more alternative configurations of superstructure and substructure when available For example you can try out a two span bridge and compare it to a one span bridge for the same crossing Each mutually exclusive alternative configuration for a bridge is called a Bridge Alternative e Structure Structure Alternative Each bridge can con
27. cs that provide a general overview of the program and that are foundational to understanding the program The complete Virtis Opis Help file is accessible by pressing F1 from within the program It contains a description of every input field on every window Links are provided in appropriate places throughout the various topics to assist in navigation within the help file INITIAL SETUP This section describes the procedure for setting up the Virtis Opis system for both stand alone and client server database configurations If you have already been assigned a username and password then you may proceed to the Getting Started section of the manual General Virtis Opis requires the installation of either a stand alone database or client server database for the storage and retrieval of data After a database has been installed the Virtis Opis system needs to be configured for your organization s use A model of the database schema is available in a Logic Works ERwin version 3 5 file named VirtisOpisDBModel54 ER1 on the installation CD in the BRIDGEWare Database directory In the same directory are two Adobe PDF files named TablesReport54 pdf and ColumnsReport54 pdf that contain descriptions of the tables and columns of the database The following sections outline the configuration steps necessary for SQL Adaptive Server Anywhere Oracle 9i client server databases and Microsoft Data Engine SQL Server 2000 Sybase Adaptive Server Anywhere
28. definition Another example of a batch analysis is the analysis of multiple bridges by rating from the Bridge Explorer Rating from the Bridge Explorer One or more bridges can be rated in a batch analysis from the Bridge Explorer All of the bridges contained in a folder can also be rated in a batch analysis from the Bridge Explorer From the Bridge Explorer select one or more bridges or a folder and click the Rate button on the toolbar or select Bridge and Rate from the menu The Analysis Settings window will open Select the vehicles to use in the analysis from the Analysis Settings Vehicles tab Select the desired output reports from the Analysis Settings Output tab and click the OK button Virtis will rate all appropriate member alternatives for each selected bridge To do this Virtis searches for bridge components that are marked as Existing Virtis uses the bridge alternative marked as existing and rates each structure in that bridge alternative For each structure Virtis looks at the structure alternative marked as existing and for each of the structure alternatives Virtis looks at the superstructure definition assigned to it For the superstructure definition Virtis continues to look at member alternatives within the superstructure definition that are marked as existing If the Bridge Workspace tree does not contain bridge alternatives structures structure alternatives superstructure definitions assigned to structure alternatives and
29. e the OK button and the Apply button save the information in the window to memory but they do not save the information to the database To save the information to the database you must either select File Save or click the Save button on the toolbar 9 There are three ways to enter new information You can select File New you can click the New button on the toolbar or you can double click on the name of the appropriate item in the tree Wizards Wizards are available in this program to provide a shortcut for defining data There are several wizards available at this time The Simple Bridge Layout Wizard Opis Substructure only provides a shortcut for creating a new bridge and corresponding components The information entered in the wizard creates a new bridge a new bridge alternative and a new superstructure for a bridge alternative containing one superstructure new girder system superstructure definition is also created and assigned to the new superstructure alternative New substructure components such as abutments and piers are also created in the Opis Substructure Module The wizard can be accessed by clicking the Simple Bridge Layout Wizard button on the toolbar of the Bridge Explorer The Superstructure Definition Wizard provides a shortcut for adding a girder line or girder system superstructure definition The information entered in the wizard creates all of the applicable components such as members and member alternatives I
30. ection based E U3 E U U U U Girder system Cross section based E UP E U E U 2 U Girder line Schedule based E U E E U U U Girder system Schedule based E U E E E U Dp Legend E Computed automatically by the engine BRASS U Must be entered by the user Use the Loads Member window 2 Use the Structure Typical Section window 3 Use the Member Alternative Description or the Loads Member window 4 Use the Structure Framing Plan Details window or the Bracing Ranges window Factors You can enter factors in several different ways as follows Library factors in the System Defaults window These are the default set of factors that will be used for analysis However these can be overridden by specifying a different set of factors on the Superstructure Definition Analysis tab Factor override on the Girder System or Girder Line or Floor System or Floor Line or Truss System Superstructure Definition Analysis tab These factor overrides allow you to use a set of factors that have been entered for this 46 bridge only These factors allow you to override the System Defaults library factors with factors specific to this superstructure definition Factor override on the Member Alternative Description Factors tab These factor overrides allow you to use a set of factors that have been entered for this bridge only These factors allow you to override the System Defaults lib
31. ectory as the import executable Otherwise the custom std file delivered with BARS should 16 be placed in the import executable directory to avoid the file not found message each time the import utility is started For standard prestressed beam sections BARS Import will read the PSC Section Customized Sequential Text file E57psc prn in the same directory as the import executable The format of this file must be the same as documented in Appendix K of the BARS Manual 2 Data Preparation Instructions If the E57psc prn data file is not found a message is displayed and the standard prestressed beam section will not be imported The BARS import utility verifies that the data being imported is consistent such as cross section id s being defined if they are used in a span definition Errors are displayed to the user with the option of skipping the import of the entire bridge skipping the import of the member ignoring the error or aborting the import processes After the data is verified it is translated into a data structure representative of the Virtis Opis database The final process of the utility is to insert the data into the Virtis Opis database Any errors during this final process are displayed to the user The user has the option of skipping the import of the entire bridge skipping the import of the member ignoring the error or aborting the import processes Any assumptions used or modifications made to the imported data a
32. ents Opens the Bridge Multi Media Attachments window allowing you to link files to the bridge Simple Bridge Layout Wizard Opis Substructure only Not functional 26 Bridge Workspace Toolbar Button Function System Units For information about the applicable system of units refer to Units View Analysis Settings Opens the Analysis Settings window Analyze Opens the Progress window and analyzes the selected item bridge superstructure definition member or member alternative Save Analysis Results Saves the results of the analysis to the database View Analysis Report Opens the Analysis Results window View Spec Check Opens the Specification Check window Opis only Filter Opens the Spec Check Viewer Filter Properties window accessible only from the Specification Check window Opis only View Latest Analysis Output Opens a window allowing you to select analysis output files for viewing View Analysis Charts Opens the Results Graph window View Chart Properties Opens a window allowing you to edit properties of the chart accessible only from the Results Graph window Wizard Opens the Superstructure Definition Wizard Superstructure Definition window if SUPERSTRUCTURE DEFINITION is selected opens the Stringer Unit Layout Wizard if STRINGER UNIT LAYOUT is selected opens the Floorbeam Member Alternative Wizard if FLOORBEAM MEMBERS is se
33. erface GUI 1 2 3 To access the help topics press F1 or click the toolbar Help button When blue italic font is used on the GUI entering a value for that input field is optional A red folder in a Bridge Explorer tree indicates that the folder is dynamic and is populated based on a filter A yellow folder in the Bridge Explorer tree indicates that the folder is static and is populated based on a predefined list In the Bridge Workspace the OK button saves the information in that window to memory and closes the window The Apply button saves the information in that window to memory and keeps the window open The Cancel button closes the window without saving the information in that window to memory In the Library Explorer the Save button saves the information in that window to the library The Close button closes the window without saving the information in that window to the library 11 6 In the Configuration Browser the Save button saves the information in that window to the database and closes the window The Close button closes the window without saving the information in that window to the database dis For windows or tabs with tables the New button adds a new row to the table in which you can enter new data The Duplicate button duplicates an existing row in the table allowing you to copy and edit existing data into new data The Delete button deletes an existing row of data from the table 8 In the Bridge Workspac
34. esired information from the various library windows Items Included in the Library The various items included in the library are listed in the Library Module Purpose of the Library The purpose of the library is to save commonly used items in the program and to eliminate the need for you to define the same items repeatedly throughout the program You need to define them only once in the appropriate library window and they can then be used repeatedly in other windows Left Portion of the Library Explorer The left portion of the Library Explorer contains a tree which includes each of the library items as listed in the Library Module For each tree item the tree includes a button a folder and a name If you click on the name of a tree item existing library information will appear in the right portion of the explorer Right Portion of the Library Explorer The right portion of the Library Explorer presents a complete list of the existing names and descriptions corresponding with the item selected in the tree The list represents the current contents of that particular library Types of Libraries Items can be stored in the library as either standard or agency defined Standard library items are those defined by AASHTO and agency defined library items are those defined for your agency For standard items you can view them but you can not change them For agency defined items you can view and change them The Library Explorer allow
35. ew component to the bridge Items Included in the Bridge Workspace The Bridge Workspace supports several different ways of entering bridge data and provides a convenient means of organizing the data For more information see General Bridge Description For information about the applicable system of units refer to Units For an Opis analysis as a minimum you must enter data defining the bridge the superstructure definition the member and the member alternative For a Virtis rating of an entire bridge all structures and members you must enter data defining the bridge the bridge alternative the structure the structure alternative the superstructure definition the member and the member alternative For a Virtis rating of a single member alternative you must define the bridge the superstructure definition the member and the member alternative Several windows are listed in the tree immediately under the bridge folder at the top of the tree These windows allow you to enter information about the materials appurtenances impact and factors The information entered in these windows applies to the entire bridge that is the information applies to all of the bridge alternatives structures structure alternatives superstructure definitions members and member alternatives within the bridge However you can override some of this information using the windows at a lower level Override information entered at a lower level applies only
36. gs Virtis only Not functional Find Not functional Refresh Not functional Retrieve All Not functional Next Group Not functional Report Tool Not functional Multi Media Attachments Not functional Simple Bridge Layout Wizard Not functional System Units Not functional View Analysis Settings Not functional Analyze Not functional Save Analysis Results Not functional View Analysis Report Not functional View Spec Check Not functional Filter Not functional View Latest Analysis Output Not functional 37 Configuration Browser Toolbar Button Function View Analysis Charts Not functional View Chart Properties Not functional Superstructure Definition Not functional Wizard PS Design Tool Not functional View BWS Report Not functional View Schematic Not functional Validate Not functional Configuration Browser Windows The following is a list of the major windows that are accessible from the Configuration Browser Access Privileges Parameters System Defaults User 38 EXAMPLE BRIDGES To help you learn how to enter bridges into Virtis Opis a set of eighteen example bridges have been included with the program Three example bridges are steel bridges seven of the example bridges are prestressed concrete one example bridge is reinforced concrete and one example bridge is timber The
37. i Ea J Materials CA Materials CA Beam Shapes CA Beam Shapes CA Appurtenances CA Appurtenances a Impact Dynamic Load Allowance a Impact Dynamic Load Allowance CA Factors CA Factors C3 SUPERSTRUCTURE DEFINITIONS C3 SUPERSTRUCTURE DEFINITIONS H 2f HDR Girder Line hee Simple Span Structure Ca BRIDGE ALTERNATIVES 3 BRIDGE ALTERNATIVES P mM The Bridge Workspace also shows the checkout status of a bridge Shown above are two Bridge Workspaces The one on the left is for TrainingBridge2 It shows the bridge is checked out to the current user 53 The one on the right is for TrainingBridgel It shows the bridge is checked out to another user All windows for this workspace will open as read only The OK and Apply buttons will be disabled and the data entry fields will be gray and will not accept input A typical read only window is shown below To modify the check out status from the Bridge Workspace select the bridge or superstructure definition and select the desired item from the Bridge menu 0 xl i NER ainingB ridge Template Bridge ID TrainingBridgel NBI Structure ID 8 TrainingBridgel empla IZ Bridge Completely Defined Description Description cont d Altematives Global Reference Point T Training Bridge 1 LRFD Year Built 999 Description Location Pittsburgh Length 161 00 c one 5 Facility Carried 7 sa Route Nu
38. ich you want to add the user USE database GO 4 Grant database access to the new user EXEC sp_grantdbaccess N username N username GO 5 Grant virtis database role to the new user EXEC sp_addrolemember N VIRTIS_USER_READ_ONLY_ROLE N username GO 6 Exit OSQL EXIT An example of adding user VirtisUser to the database Virtis54s is shown below C gt osql U sa Password 1 gt EXEC sp_addlogin loginame VirtisUser 2 gt passwd VirtisUser 3 gt defdb Virtis54s 4 gt GO New login created 1 gt USE Virtis54s 2 gt GO 1 gt EXEC sp grantdbaccess N VirtisUser N VirtisUser 2 gt GO Granted database access to VirtisUser 1 gt EXEC sp_addrolemember N VIRTIS USER READ ONLY ROLE N VirtisUser 2 gt GO VirtisUser added to role VIRTIS USER READ ONLY ROLE 1 gt EXIT Ce 52 Checkin Checkout Security of bridge data in a multi user environment is provided by a Checkin Checkout feature that allows a user to checkout a bridge for modification While a bridge is checked out it can only be modified by the person that has checked it out Other users may view the bridge but not modify it This also applies for superstructure definitions When a bridge is checked out all of its superstructure definitions are also checked out Individual superstructure definitions can be checked out To modify objects that are owned by the bridge such as materials appurtenances and factors the bridge must be checked ou
39. inition Description tab The system of units entered at the member alternative level overrides the system of units entered at the bridge level and the superstructure definition level for that specific member alternative Similarly the system of units entered at the superstructure definition level overrides the system of units entered at the bridge level for that specific superstructure definition The system of units initially shown on the toolbar is based on the system of units entered at the next highest level The system of units shown on the toolbar can be changed This will only affect the system of units displayed on the window or the tab that is currently active However it will not affect the system of units saved within the program even if you click the OK or Apply button Importing a BAR7 Input File Description of BAR7 Import Utility The BAR7 import utility reads PENNDOT BAR7 Version 7 10 input files and inserts the data into the Virtis Opis database This utility program can be run directly by selecting the BAR7 Import item under AASHTOWARE Virtis Opis from the Start menu or by selecting Tools BAR7 Import on the Bridge Explorer menu Importing a BAR7 input file is not available in Opis The following types of bridges may be imported from BAR7 into Virtis e Steel rolled beams plate beams and built up beams GGG e Reinforced concrete Tee beams CTB e Reinforced concrete slab beams CSL This utility reads an entire BAR
40. ion log After a structure s commands have been parsed the user is queried for a 30 character bridge ID The bridge ID supplied by the user is checked against the database If the bridge ID already exists in the database the user is queried to choose between selecting a different bridge ID adding the structure as a new structural unit to the bridge already defined in the database or skipping the import of the bridge The BRASS import utility verifies that the data being imported is consistent such as cross section 1d s being defined 1f they are used in a span definition Errors are displayed to the user with the option of skipping the import of the entire bridge skipping the import of the member ignoring the error or aborting the import processes After the data is verified it is translated into a data structure representative of the Virtis Opis database The final process of the utility is to insert the data into the database Any errors during this final process are displayed to the user The user has the option of skipping the import of the entire bridge skipping the import of the member or aborting the import processes Any assumptions used or modifications made to the imported data are displayed to the user as a message in the application windows This information is also stored in the Virtis Opis database 18 and is retrievable through the Virtis Opis application It should be noted that ignoring certain errors may result i
41. le click on Add User 5 Enter the user name as shown below Create a New User E x Welcome to the User Creation wizard This wizard helps you create a new database user Adaptive Server Anywhere uses database users to assign permissions to database objects What do you want to name the new user VirtisUser Back text gt Finish Cancel 6 Click on the Next gt button T Check Allow this user to connect and enter the password 49 Create a New User x TERN e TT TT Confirm BE erek TT TT lt Back wes Finish Cancel 8 Click on the Next gt button 9 The user should have no authorities as shown below Click on the Next gt button Create a New User 2 x Which authorities do you want to assign to this user can fully administer the database Resource can create database objects Remote DBA required by the SQL Remote message agent and the MobiLink client utility lt Back next gt Finish Cancel 50 10 A comment can be added Click on the Finish button Create a New User a x You can include a comment for this user Click Finish to create the user lt Back 11 Add the new user to the VirtisUsersGroup by copying and pasting the new user from the Users amp Groups folder to the VirtisUsersGroup tree item The new user should now be listed in both the Users amp Groups folder and the VirtisU
42. le if the girder property input method for the member alternative is cross section based Validate The Validate window presents a summary of the number of messages as well as some general information about the nature of those messages Messages can be in the form of information messages warning messages or error messages You can access the Validate window either by selecting Bridge Validate or by clicking the Validate button on the toolbar To access the Validate window the name of your bridge your superstructure definition your member or your member alternative must be highlighted At the top of the Validate window the following information is presented e Total Number of Messages e Number of Information Messages e Number of Warning Messages 45 e Number of Error Messages Immediately below the above four numbers general information is presented about the nature of any information messages warning messages or error messages Based on the information presented in the Validate window you can revise your input and run the problem again Dead Loads The following table summarizes which dead load components are computed automatically by the engine BRASS and which must be entered by the user Dead Loads Dead Load Component Beam Stiffener Diaphragms Structure Girder Property Self Self Appur Wearing Type Input Method weight weight Slab Haunch tenances Surface Girder line Cross s
43. lected PS Design Tool Opens the Prestress Design Tool window accessible only if a prestressed concrete member alternative is selected View BWS Report Opens a summary report of definitions corresponding with the selected item must be a structural part in the tree and its sub items within the tree for additional information go to Bridge Workspace Report View Schematic Opens a schematic view of the selected item accessible only for member cross section view member profile view structure typical section view and framing plan view for additional information go to Schematics Validate Validates the selected item 27 Bridge Workspace Windows The following is a list of the major windows that are accessible from the Bridge Workspace Analysis Event Properties Review Analysis Events Analysis Results Analysis Settings Beam Details Prestressed Concrete Members Beam Details Timber Members Bearing Stiffener Definition Angle Bearing Stiffener Definition Plate Bearing Stiffener Location Bracing Ranges Bridge Alternative Bridge Appurtenances Generic Bridge Appurtenances Median Bridge Appurtenances Parapet Bridge Appurtenances Railing Bridge Description Bridge Materials Concrete Bridge Materials Prestress Strand Bridge Materials Reinforcing Steel Bridge Materials Structural Steel Bridge Materials Timber Sawn Bridge Rating Results Compute Lane Positions
44. mber 00 Feat Intersected 6 sr 6060 Mi Post Default Units US Customary Recent ADTT Truck PCT Bridge Ware Association Rz Vitis V Opis P m OK Apply f Tp E Security There are two levels of security required The first level of security is provided by the database management system by requiring a username and password during the login process The second level is provided by Virtis and Opis during the login process During the login Virtis and Opis check for the username in a list of valid users If the username is not in the list the program displays an error message and then exits The configuration module is used to add users to the list of valid users Access privileges are given to a user by assigning the user to one or more groups Access privileges can be granted to the groups Groups are created and access privileges for groups are granted using the configuration module 54
45. n incorrectly defined structures in the database It is up to the user to verify that the structure described in the database correctly represents the structure being modeled To Run the BRASS Import Utility The BRASS import utility is similar to the BARS import utility For information about importing a BARS input file go to Importing a BARS Input File 19 GLOSSARY OF TERMS USED IN VIRTIS AND OPIS Software packages frequently use terminology that is unique to that program and that may not be readily understandable at first glance to those who are not familiar with the program It is important that you understand the meaning of the various terms used throughout this software Therefore the following glossary is provided to define basic terms that are used throughout Virtis and Opis Bold font is used to identify terms within a specific definition that are defined elsewhere in this glossary For additional information about how these terms relate to one another including a schematic illustrating their various inter relationships refer to the General Bridge Description Bridge a group of structures providing continuity of a highway across an entire crossing Bridge alternative a configuration of superstructure and substructure units making up the physical definition of a bridge Virtis and Opis allow you to define more than one mutually exclusive bridge alternative for the same bridge a feature useful for comparing design alternative
46. nal Attachments Simple Bridge Layout Not functional Not functional Wizard Opis Substructure only System Units Not functional Not functional View Analysis Not functional Not functional Settings Analyze Not functional Not functional Save Analysis Results Not functional Not functional View Analysis Report Not functional Not functional View Spec Check Not functional Not functional Filter Not functional Not functional View Latest Analysis Output Not functional Not functional View Analysis Charts Not functional Not functional View Chart Properties Not functional Not functional Wizard Not functional Not functional PS Design Tool Not functional Not functional View BWS Report Not functional Not functional View Schematic Not functional Not functional Validate Not functional Not functional 34 Library Explorer Windows The following is a list of the major windows that are accessible from the Library Explorer Library Appurtenances Generic Library Appurtenances Median Library Appurtenances Parapet Library Appurtenances Railing Library Connections Bolt Library Connections Nail Library Factors LFD Library Factors LRFD Library LRFD Substructure Design Settings Library Materials Concrete Library Materials
47. ncurrently with the same database If a workgroup environment is desired then Oracle RDBMS should be used in a client server environment To set up an Oracle database within the Oracle RDBMS environment Oracle scripts on the Virtis Opis installation CD are provided Please refer to BRIDGEWare Startup Guide for installation instructions To complete your Virtis Opis to Oracle setup you will also need to add an ODBC data source using the ODBC Administrator Your database administrator will also have to add Virtis users to Oracle Adding a user only adds the user to the list of valid users of Virtis and Opis It does not add the user to the database such that he or she can connect to the database That must be done using the Sybase Oracle MSDE or SQL Server 2000 database utilities for adding users For more information go to Adding Users to the Virtis Opis Database Units You can use either U S customary units or SI metric units in Virtis Opis You can define the system of units at four different levels within the program as follows 1 At the bridge level using the Bridge Description Description tab 2 Atthe superstructure definition level using the Girder System or Girder Line or Floor System or Floor Line or Truss System Superstructure Definition Definition tab 3 Atthe member alternative level using the Member Alternative Description 13 Description tab 4 Atthe member definition level using the Floorbeam or Stringer Def
48. nd describe the beam cross section at those points Typically the points would be selected as places where the cross section changes such as where a cover plate begins or ends This is called Cross Section Based data entry This type of data entry often requires simplifying assumptions which tend to make the model more conservative but less detailed Virtis Opis supports both types of data entry Schedule based entry would be favored for more complex girders Cross section based entry is used by the BARS and BRASS import utilities and for built up sections However if you anticipate using Virtis Opis with one or more analytical engines computational software packages other than BRASS you should keep in mind that cross section based features are more closely tied to the capabilities of the engine Schedule based entry is more generic and thus more likely to work with a wide variety of engines For a glossary of the various terms used in this help topic presented in alphabetical order go to the Glossary of Terms Used in Virtis and Opis For information about the applicable system of units go to Units 10 Entering a New Bridge Description The following steps can be followed to enter a new bridge description 1 Log into Virtis Opis as described in Getting Started Virtis Opis opens to the Bridge Explorer Select File New New Bridge or click the New Bridge toolbar button This will open the Bridge Workspace and the Bridge Descripti
49. nto the Virtis Opis database This utility program can be run directly by selecting BARS Import item under AASHTOWARE Virtis Opis from the Start menu or by selecting Tools BARS Import on the Bridge Explorer menu This utility reads an entire BARS import file and sorts the data The data is sorted by the BARS six character structure ID the three character Member ID and the two character card type Card types that do not include member ID s are sorted before card types that do include member ID Each input card is parsed and the data is checked for correctness Any card that contains an error is rejected and the user is notified of the type of error found on that card The user has the option of skipping the import of the entire structure skipping the import of the member ignoring the error or aborting the import of the current file Any messages displayed in the BARS import utility window are written to disk using the name of the imported file with the extension log After a structure s input cards have been parsed the utility checks to see if a bridge ID exists in the input file to be used as the bridge ID The import utility first looks for a bridge ID on a card type 06 If the keyword BRIDGEID is found in columns 10 through17 then columns 19 through 48 will be used as the bridge ID If the keyword BRIDGEID is not found on card type 06 the bridge number on card type 05 is used as the bridge ID If no bridge ID is found on card type 05
50. nue to open As it does you should see a button for the database if running Sybase Adaptive Server on the Windows System Tray Virtis opens to the Bridge Explorer You will also see a button for Virtis Opis on the Windows Taskbar The Bridge Explorer is similar to the Windows Explorer with a folder view on the left and a list view on the right The folders represent groups of bridges The list view contains a list of bridges You can add a new folder by selecting a folder the new folder will be a child of the selected folder and selecting File New New Folder Enter the name of the folder and select List as the save option Clicking Save Folder will add the folder to the Bridge Explorer Clicking the text in the Bridge Explorer tree toggles the item to edit mode and the name can be changed Bridges in the list view can be selected and dragged into folders Adding a new bridge You can add a new bridge by selecting File New New Bridge The Bridge Workspace opens with a new bridge You must enter a Bridge ID and an NBI Structure ID the database is designed to share data with Pontis and Pontis requires this data Click the OK button to close the window and save the changes to memory Select File Save to save the new bridge to the database A Bridge Validation dialog will appear listing any warning or error messages Click Continue Saving to save the new bridge to the database Analyzing a bridge that is already in the database Select the
51. ocations can then be modified on the Floorbeam Member Locations window The Floorbeam Location Wizard can be accessed by clicking the Floorbeam Location Wizard button on the Floorbeam Member Locations window The Stringer Unit Layout Wizard provides a shortcut for creating stringer member alternatives quickly in a floor system superstructure definition This wizard also lets you assign stringer definitions and live load distribution factors to the newly created stringer member alternatives The Stringer Unit Layout Wizard can be accessed by clicking STRINGER UNIT LAYOUT in the Bridge Workspace and then clicking the Wizard button on the toolbar of the Bridge Workspace The Floorbeam Member Alternative Wizard provides a shortcut for creating floorbeam member alternatives quickly in a floor system superstructure definition The Floorbeam Member Alternative Wizard can be accessed by clicking FLOORBEAM MEMBERS in the Bridge Workspace and then clicking the Wizard button on the toolbar of the Bridge Workspace Database Overview Virtis Opis currently supports the following databases Sybase Adaptive Server Anywhere 8 0 Sybase Adaptive Server Anywhere 9 0 Oracle 91 and MSDE SQL Server 2000 Sybase Adaptive Server Anywhere and MSDE are single user databases for standalone applications Virtis Opis comes ready to run with these databases Oracle 9i and SQL Server 2000 are for multiple users An Oracle implementation supports multiple users working co
52. of the results In the lower left hand corner of the window several different types of results are listed These include moment shear and axial as well as dead load live load capacity and critical Check the box corresponding with the desired graph In the lower right hand corner of the window the analysis results are presented in tabular form The analysis results correspond with the box that you checked to indicate the desired graph In the top portion of the window the analysis results are plotted in graph form A different 43 symbol is used for each table column heading for example each different type of dead load or live load Data is presented in the graph for each location presented in the table A tool bar button is available to allow you to modify the appearance of the graph A Rating Factor is defined as the ratio of the live load reserve capacity divided by the factored live load effect The live load reserve capacity is equal to the section capacity minus all dead load effects Capacity DL LL Rating Factor If the rating factor is greater than 1 0 then the reserve capacity is greater than the applied force effects and the design is acceptable If the rating factor is less than 1 0 then the reserve capacity is less than the applied force effects and the design is not acceptable The closer the rating factor is to 1 0 the closer the reserve capacity is to equaling the applied force effects The rating factor
53. on of the Bridge Explorer The right portion of the Bridge Explorer presents a complete list of the bridges corresponding with the folder selected in the tree The list represents the current contents of that particular folder For each bridge the following information is presented BID a system assigned identification number Bridge Id Bridge Name District County Facility Location Route Feature Mi Post or Km Post Owner Maintainer Area Length and Built This information is entered into Virtis Opis using the Bridge Description window For additional details about this information refer to the Bridge Description window and its tabs How to Open the Bridge Workspace If you want to access the Bridge Workspace for a specific bridge click on the name of the appropriate tree item in the left portion of the Bridge Explorer This will bring up in the right portion of the Bridge Explorer a complete list of the bridges within that folder Select the desired bridge in the right portion of the Bridge Explorer Then either double click on the selected bridge or single click on it and then select File and Open from the menu Bridge Explorer Toolbar The following buttons are included on the toolbar of the Bridge Explorer 22 Bridge Explorer Toolbar Button Function from Left Portion of Function from Right Portion of Bridge Explorer Bridge Explorer New Not functional Not functional Open Not functional Opens the
54. on window Click on the New Bridge folder opening the Bridge Description window entitled New Bridge Enter the Bridge ID and the NBI Structure ID as a minimum Then click the OK button to save this information to memory Click the Save button on the toolbar to save this information to the database It is recommended that you save your information to the database on a regular basis while you are entering data Work your way down through the tree on the Bridge Workspace entering the appropriate data in the entry fields of the various windows and tabs To open a new window select the appropriate folder use the right mouse click and select New Some windows are used only for certain structure types girder line or girder system or for certain girder property input methods schedule based or cross section based The appropriate windows are listed automatically in the appropriate portions of the tree based on your input To perform an analysis select Bridge Analysis Settings Open the Vehicles tree and select a vehicle and then click the Add to Rating button Click the OK button to close the Analysis Settings window Next select a member alternative in the tree on the Bridge Workspace Then click the Analyze button on the toolbar If the program gives you a message revise the input as requested and then repeat Step 7 Description of Graphic User Interface The following features are common to the windows and tabs of the graphic user int
55. rary factors or the Superstructure Definition Analysis override factors with factors specific to this member alternative Factor override on the Floorbeam or Stringer Member Definition Factors tab These factor overrides allow you to use a set of factors that have been entered for this bridge only These factors allow you to override the System Defaults library factors or the Superstructure Definition Analysis override factors with factors specific to this member definition Metric Reinforcing Steel As used in this program metric reinforcing steel is soft converted from U S customary reinforcing steel The use of soft metricated reinforcing steel as the metric standard for reinforcing bar in the United States has been officially adopted by AASHTO The following table presents the U S customary bar sizes and their corresponding metric bar sizes Reinforcing Steel U S Customary Bar Size Metric Bar Size 3 10 4 13 5 16 6 19 7 22 8 25 9 29 10 32 11 36 14 43 18 57 For the U S customary bars the nominal diameter is expressed in eighths of an inch For the metric bars the nominal diameter is expressed in millimeters 47 Batch Analysis A batch analysis is an analysis of multiple bridge components during the same process For example the line girder analysis of a superstructure definition is a batch analysis of the members belonging to the superstructure
56. re displayed to the user as a message in the application windows This information is also stored in the Virtis Opis database and is retrievable through the Virtis Opis application It should be noted that ignoring certain errors may result in incorrectly defined structures in the database It is up to the user to verify that the structure described in the database correctly represents the structure being modeled To Import a BARS Input File into Virtis 1 Run BARS Import Double click on the file BarsImport exe from Explorer A Connect dialog similar to the Connect dialog that appears when starting Virtis Opis will appear Enter your username password and select a data source similar to the steps taken when starting Virtis Opis 2 Select a data file to import From the command menu click on File and select Import or click on the folder icon on the toolbar to open the import file dialog Select the directory containing the sample BARS data files Select the data file to be imported and click on the Import button The data file will be displayed in the window as the file is being processed 3 Respond to error messages during processing Various error messages will be displayed as the data files are imported Generally the error messages will provide the option to ignore the error skip the current member skip the current bridge or abort the current data file Most error message may be ignored When ignore is not an option the curren
57. rror skip the current member skip the current bridge or abort the current data file Most error message may be ignored When ignore is not an option the current member may be skipped When all processing is complete the number of imports is displayed in the window 4 Exit BAR7 Import From the command menu click on File and select Exit or click on the X in the upper right corner of the window exit BAR7 Import 5 Run Virtis see Virtis instructions 6 Open Bridge Workspace for the imported bridge 7 Review any error or warning messages from the import process on the Member Alternative Description Import window 15 Importing a BARS Input File An import function exists in Virtis that allows users to import existing AASHTO BARS program data files for their bridges into the Virtis Opis database There are thousands of bridges stored in these data files and users can run the import function to bring that data into the Virtis Opis database The data from the BARS input files will then be displayed in the Virtis Opis windows The import status including error information is displayed in the Member Alternative Description Import tab The display fields on the Member Alternative Description Import tab will be empty if you are entering the data through the windows Importing a BARS input file is not available in Opis Description of BARS Import Utility The BARS import utility reads AASHTO BARS input files and inserts the data i
58. s For example you can have a one span alternative and a two span alternative for the same bridge Cross section based input a method of entering data about a beam by selecting a small number of points along the length of the beam and describing the beam cross section at those points Typically the points would be selected at places where the cross section changes such as where a cover plan begins or ends Girder line a method of entering a superstructure definition by describing just one girder making simplifying assumptions about distribution factors No relationship between the girders is defined This is used for odd bridges which can not be entered using a girder system Girder line is also used for importing existing BARS and BRASS files Girder property input method used to specify the method by which girder properties are being input as either schedule based or cross section based Both input methods are available to facilitate existing data files You can not change the girder property input method once the member alternative is saved Girder system a method of entering a superstructure definition by describing each girder individually including the position of each girder within the overall superstructure definition This is used for normal bridges Member a component of a superstructure definition such as a girder The member screen stores the location and identification information about the member and allows for
59. s allows a structure to be described just once and used in several different places in a bridge It also allows more than one superstructure definition to be evaluated as an alternative for any given structure Superstructure definition describes the physical characteristics of a superstructure 21 BRIDGE EXPLORER Bridge Explorer Purpose of the Bridge Explorer The Bridge Explorer allows you to enter new bridge information into Virtis Opis or to access existing bridge information previously entered into Virtis Opis The Bridge Explorer has three components a tree view a list view and a toolbar Each of these is described below Left Portion of the Bridge Explorer The left portion of the Bridge Explorer contains a tree For each tree item the tree includes a button a folder and a name Two primary folders are included in the tree one named All Bridges and the other named Deleted Bridges Deleted Bridges is available to users with proper privilege Under the All Bridges folder additional subfolders can be created If you double click on the All Bridges folder its subfolders will be shown in the tree If you click on the name of a subfolder existing bridge information from that subfolder will be presented in the right portion of the Bridge Explorer If you delete a bridge from the All Bridges folder the deleted bridge will be discarded into the Deleted Bridges folder Right Porti
60. s you to select either standard or agency defined library items Standard and agency defined library items can be copied and pasted within the library How to Open a Library Window To access existing library information click on the name of the tree item in the left portion of the explorer This will bring up a complete list of the existing names and descriptions in the right portion of the explorer Select the row corresponding with the desired library information Then either double click on it in the right portion of the explorer or single click on it and then select File and Open from the menu 32 To create new library information click Agency under the appropriate tree item in the left portion of the explorer Then select File and New from the menu and enter the new library information You can not create new standard library items Library Explorer Toolbar The following buttons are included on the toolbar of the Library Explorer Library Explorer Toolbar Button Function from Left Portion of Function from Right Portion of Library Explorer Library Explorer New Opens the window Not functional corresponding with the selected folder in which new data can be entered new data can only be entered if it is agency defined Open Not functional Opens the window corresponding with the selected folder Save Not functional Saves new data to the database Properties Not functional Not functional Create New Folder
61. sersGroup group This step gives the user the appropriate table permissions Adding Users to Oracle 9i Start the Oracle Security Manager Select User Create from the menu Enter the required information R V Ne Set the Read Only and Read Write Roles for the new user The database administrator should have already created these roles Please refer to the BRIDGEWare Startup Guide if you do not find these roles on the Oracle database Select the Roles Privileges tab b Select Virtis Opis database Read Only and Read Write Roles from the available roles list Select the arrow down button to add them to the granted roles list C Check the Admin Option and Default indicators for the Read Only role in the granted roles list d Uncheck the Admin Option and Default indicators for the Read Write role in the granted roles list 51 J Click the Create button 6 Create public synonyms for all of the Virtis Opis database tables if you haven t already created them An SQL script file is present on the installation CD ROM to create public synonyms You can use this script to create public synonyms for all of the tables Adding Users to MSDE SQL Server 2000 1 In a command prompt window start the OSQL program and log in as the system administrator sa C osql U sa 2 Add a new login for the new user EXEC sp addlogin loginame username passwd username defdb database GO 3 Switch to the database to wh
62. sis is completed the Cancel button will change to OK Click the OK button to close the view Viewing analysis results Select Bridge Tabular Report The results view will open Select a report type Results can be saved to and retrieved from the database by selecting 10 11 12 13 File Save Analysis Results from the menu or by selecting Bridge Analysis Events from the menu clicking the event in the table of events and clicking the Save button The same dialog can be used to retrieve analysis results from the database and to select the current event The current event is the event used by the results views Previously saved analysis results can be made current available for viewing or deleted using this dialog Viewing graphs Select Bridge Charts The graph view will open The tree in the lower left can be used to select the data to be plotted Viewing specification check results Opis only Select Bridge Specification Check The Spec Check view will open Use the tree on the left to select the stage and location for which you would like to view results The list on the right will display the specification checks performed by BRASS Clicking on the header will sort the list Selecting Edit Filter will open a filter dialog that can be used to filter the list Double clicking the list opens a dialog that displays detail about that particular specification check Viewing the BRASS output file Select Bridge Output The
63. t A bridge can not be checked out if other users have one or more superstructure definitions checked out ES Bridge Explorer 17 rows in the current folder g All Bridges FE ecked Bridge Id Bridge Name Ke By Sample Bridges Deleted Bridges TrainingBridge 1 Training Bridge 1 gt TrainingBridge2 Training Bridge 2 3 TrainingBridge3 Training Bridge 3 OpisUser 1 1 11 o BID 1 shown above is checked out by VirtisUser and is shown with a lock indicating that it is checked out by someone else and cannot be modified or checked out BID 2 is checked out by the current user OpisUser and is shown with a key indicating that the current user has checked it out and can modify it BID 3 is not checked out by anyone You must have authorization to check out a bridge or superstructure definition Authorization is specified in the Check Out Authorization window Depending on the access privileges that are specified on the Bridge check out Access Privileges window you can add or remove checkout authorization for users in the Check Out Authorization window To check out a bridge select the bridge in the Bridge Explorer and select Bridge Check Out from the menu To check in a bridge select the bridge in the Bridge Explorer and select Bridge Check In from the menu F Bridge Workspace TrainingBridge2 Mel E33 f Bridge Workspace TrainingBridge1 P
64. t also populates the applicable windows within the Superstructure Definition tree The information entered in the wizard can then be modified within the applicable windows of the Superstructure Definition tree This wizard is to be used primarily for design based on LRFD If you use the wizard for rating you will need to modify information in several windows that are populated using the wizard assumptions such as diaphragm and stiffener locations distribution factors and analysis engine The Superstructure Definition Wizard can be accessed by clicking SUPERSTRUCTURE DEFINITION in the Bridge Workspace and then clicking the Wizard button on the toolbar of the Bridge Workspace The Diaphragm Wizard provides a shortcut for defining the diaphragms for a girder system structure definition The Diaphragm Wizard will create diaphragms for all of the girder bays in the structure based on the diaphragm layout and spacing you input The diaphragm locations can then be modified on the Diaphragms tab of the Structure Framing Plan Details window if necessary The Diaphragm Wizard can be accessed by clicking the Diaphragm Wizard button on the Structure Framing Plan Details Diaphragms tab The Floorbeam Location Wizard provides a shortcut for creating floorbeam members in a floor 12 system superstructure definition The Floorbeam Location Wizard will create floorbeam members based on the naming convention and spacing you input The floorbeam member l
65. t member may be skipped When all processing is complete the number of imports is displayed in the window 4 Exit BARS Import 17 From the command menu click on File and select Exit or click on the X in the upper right corner of the window exit BARS Import 5 Run Virtis see Virtis instructions 6 Open Bridge Workspace for the imported bridge 7 Prepare the bridge for rating Select Mbr Alt 1 and click on the View Analysis Settings icon to select the vehicle for rating 8 Perform rating 9 Review results Importing a BRASS Input File Description of BRASS Import Utility The BRASS import utility reads Wyoming BRASS Version 5 input files and inserts the data into the Virtis Opis database This utility program can be run directly by selecting BRASS Import item under AASHTOWARE Virtis Opis from the Start menu or by selecting Tools BRASS Import on the Bridge Explorer menu Importing a BRASS input file is not available in Opis This utility reads an entire BRASS import file and sorts the data as necessary Each input command is parsed and the data is checked for correctness The user will be notified of any errors found for any command The user has the option of skipping the import of the entire structure skipping the import of the member ignoring the error or aborting the import processes Any messages displayed in the BRASS import utility window are written to disk using the name of the imported file with the extens
66. tain more than one structure unit For example a truss main unit with multi beam approach units on each end would consist of three structures You can compare a steel design against a concrete design for the approach structures A Structure Alternative is a way of matching a Structure to a specific Superstructure Definition The Superstructure Definition is stored separately that is in a different place in the tree from the Structure Alternative so you can easily mix and match Superstructure Definitions in various places within the design e Member Member Alternative Each superstructure definition can contain one or more members Each member can have one or more alternative definitions For example you can compare a steel plate girder with transverse stiffeners against one with longitudinal stiffeners Each mutually exclusive alternative definition of a member is a Member Alternative The following figure depicts the location definition hierarchy in Virtis Opis As you become experienced with creating bridge models in Virtis and Opis you ll find that these features give you a lot of flexibility and convenience in managing your bridge data Bridge gt Bridge Alternative A A A A A Structure Structure Structure Structure Bridge Alternative AA Ads A Structure Structure Structure Structure ANG ZN Structure Ar NZ Li S Structure Alternative A T 7 N PA Alternative NA DENY Alternative
67. te a Bridge Explorer summary report of the selected bridges Multi Media Not functional Opens the Bridge Multi Media Attachments Attachments window allowing you to link files to the selected bridge Simple Bridge Opens the Simple Bridge Layout Opens the Simple Bridge Layout Layout Wizard Opis Wizard Bridge window to Wizard Bridge window to Substructure only create a new bridge and corresponding components create a new bridge and corresponding components System Units For information about the applicable system of units refer to Units For information about the applicable system of units refer to Units 24 BRIDGE WORKSPACE Bridge Workspace Purpose of the Bridge Workspace The Bridge Workspace allows you to navigate the various windows to enable you to define a bridge Description of the Bridge Workspace The Bridge Workspace contains a tree structured list of all the components of the bridge as listed in the Description Module In the same way as Windows Explorer you can click the small button containing a plus sign to the left of each icon to open that part of the tree to see what is inside How to Open an Item from the Bridge Workspace Window To access the data about any item in a Bridge Workspace window either double click on the item or single click on it and then select File and Open from the menu Select File and New from the menu if you would like to add a n
68. ucture typical section view member profile view and member cross section view The schematic that appears in this window is of the selected Bridge Workspace tree item and is based on the information that you have entered into Virtis Opis If the component being drawn has alternative components then the program will use the components marked Current to draw the schematic To access the framing plan view your framing plan must be highlighted in the Bridge Workspace tree The framing plan view is only available for a girder system To access the structure typical section view your structure typical section must be highlighted in the Bridge Workspace tree The structure typical section view is only available for a girder system This view is also not available for splayed beams Reinforced concrete and steel built up beams are not supported by the structure typical section schematic view Instead a generic shape is displayed for reinforced concrete and steel built up beams Beams shown in red in the view indicate an incomplete description of the member To access the member profile view your member alternative must be highlighted in the Bridge Workspace tree The member profile view is only available if the girder property input method for the member alternative is schedule based To access the member cross section view your member cross section must be highlighted in the Bridge Workspace tree The member cross section view is only availab
69. xample bridge that most closely resembles the bridge that you are entering You can begin with that bridge copy and rename it and modify it into your bridge 39 AASHTO Virtis Opis Program Steel Girder Example Bridges _ A V ne HEE ee ee General Description General Description E MI a a Skewed Rolled Beam Data J J Cover plates do o Plate Girder Data j gt split FEE A CE Transverse stiffeners Yes Ys Longitudinal stiffeners No _ J No Web depth variation None Noe Built up Girder Data TP A a al Nr E Webdepth variation None Loading AAA OOOO 40 AASHTO Virtis Opis Program Concrete Girder Example Bridges gt lt PCI Training Bridge Example7 General Description fT Prestressed Concrete Analysis design method Strand Layout Harped Haped Harped Harped X Hapd gt Loading AAA A AE A rr AA E Live load Pedestrian load Concentrated dead load 41 AASHTO Virtis Opis Program Floor System and Floor Line Example Bridges FSys GFS FSys FS FSys GF FLine GFS FLine FS FLine GF Training Bridge 1 Training Bridge 2 Training Bridge 3 Training Bridge 1 Training Bridge 2 Training Bridge 3 General Description AA ee ee ee KE Superstructure definition method Floor line Stringers Stringers Stringers Stringers E adin n 7 ME O AC O 277072222 M2

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