Aircraft De-icing plan EDDS Winter 2015-2016
Contents
1. CDM42 No confirmation by de icing provider FLT ID CDM42 TIMESTAMP EDDS NO CONFIRMATION BY DE ICING PROVIDER NOTE THE AIRPORT CDM PROCESS IS SUSPENDED UNTIL RECEPTION OF YOUR RECTIFICATION If the de icing request is then accepted by the selected de icing provider the Airport CDM process will continue the flight will be included in the pre departure sequence and the data will be transferred again to NMOC If the selected de icing provider has no de icing pads or an insufficient number of de icing pads ready for deployment when a de icing request is submitted the DFS notifies the FSG Traffic Operations Center immediately which then forwards the request for de icing capacity to the de icing provider in question As soon as an aircraft to be de iced is ready to start up its engines the aircrew must report this on the STUTTGART DELIVERY frequency In case of deviations between TOBT and TSAT the aircrew must remain listening watch on the respected ATC frequency If aircraft de icing has been requested but is no longer needed by the airline company or the aircraft operator the de icing request must be cancelled in Web CaeSAr or by informing the DFS The cancellation of a de icing request will immediately be considered in the pre departure sequencing Aircraft de icing plan EDDS 2015 2016 8 Cooperation with the De icing Provider The de icing providers use the web based CSA tool Web CaeSAr to plan their own capacities and commu2. must be switched on at all times during operation to clearly guide the taxi traffic The centreline lights are switched on by the DFS Positioning areas have been marked on the de icing pads for up to four de icing vehicles and two light towers The positioning areas for the de icing vehicles are marked with the numbers 1 and 2 The first de icing team always takes the positioning areas with the number 1 Only these areas are to be used for preparing the de icing vehicles and light towers If de icing pads DP1 and DP2 are occupied by aircraft with a wingspan of over 60 50 m the de icing vehicles must maintain a greater distance from the centreline of the de icing pad or TWY S when the aircraft taxis in and out Aircraft de icing plan EDDS 2015 2016 4 De icing Vehicles and De icing Fluids Lufthansa Technik uses de icing vehicles with closed baskets containing the following de icing fluids e Type de icing fluid Safewing MP I 1938 ECO e Type II de icing fluid 100 Safewing MP II Flight In addition two de icing vehicles with open baskets are used for pre de icing and other de icing measures AGS uses de icing vehicles with closed baskets containing the following de icing fluids e Type de icing fluid Kilfrost DF Plus Safewing MP 1938 ECO e Type IV de icing fluid Kilfrost ABC S Plus Safewing MP IV Launch These vehicles are also used for pre de icing and other de icing measures The vehicles with closed baskets function
3. on the areas marked for de icing devices south of the centreline of taxiway S Ground handling equipment required for use by ground handling services e g ground power units are provided on the nearest equipment parking area During de icing operations vehicles and devices must be completely disconnected from the aircraft with the exception of any required ground power unit When closing a de icing pad the last de icing vehicle must contact the DFS by mobile phone or service radio to sign out after leaving the de icing pad 13 Lighting of the De icing Pads Lighting for the de icing pads is provided by two mobile light towers on each side of the positioning area for de icing vehicles Provision of the light towers is requested immediately by the FSG Traffic Operations Center from the shift management of the FSG ground handling service as soon as de icing is foreseen or specifically requested by the de icing provider The FSG ground handling service always equips all four de icing pads with light towers regardless of the de icing capacity actually required The light towers are set up by FSG ground handling service staff The maximum height restrictions must be observed when moving the light towers FSG ground handling service staff the marshallers or the de icing teams switch the light towers on and off and adjust their position as needed If there are already de icing vehicles on the respective de icing pad the light towers are switched on b
4. Stuttgart U nm DFS Deutsche Flugsicherung Aircraft De icing Plan Stuttgart Airport Winter season 2015 2016 Effective as of 1 October 2015 Contents Dy MONI ee ee een eisen 3 2 BESBONSIBIIDES ee eier 4 2 DEIN Pad r EEEE EA EE E E E E E 5 4 De icing Vehicles and De icing Fluids ae 6 5 Communication nee ee 7 6 De icing Sequence une ee ee ee 8 7 Deicing Reset see 9 9 Deicing Opefaloh nee 12 10 Transfer GT WAT GAN er 13 1 WUT Tales 14 12 Vehicle and Passenger Tall nee 15 13 Lighting of the De icing Pads nn seen 15 14 Pre de icing and other De icing ProCeQures eccceceesceeseceseceeeeeeeeseeeaeeeaeeeeeeneeeaeneaeeeaeees 16 15 Overview Ma en nee iete taenia iiaa da eieaa tianshi Saan iaip 17 NG GOSSA a E E ae REST nee eee 18 The German version of the de icing plan is the only binding version Translations of the de icing plan have been produced with the greatest possible accuracy however no liability can be assumed Responsible for the aircraft de icing plan Flughafen Stuttgart GmbH Nico Ruwe Manager Airside Operations Department P O Box 23 04 61 D 70624 Stuttgart Phone 49 711 948 3028 Email ruwe stuttgart airport com Aircraft de icing plan EDDS 2015 2016 1 Introduction This document describes the operational procedure of the de icing process at Stuttgart Airport for the current winter season The objective of this procedure is to regulate safe correct and efficient aircraft de i
5. The local handling agent person responsible for TOBT can take over the necessary coordination To conclude an ad hoc agreement with a de icing provider the person responsible for TOBT after prior coordination with the provider enters the selected de icing provider in Web CaeSAr Once the de icing request is confirmed by the selected de icing provider in Web CaeSAr the ad hoc agreement is concluded If there is no contractual agreement with a de icing provider or confirmation of an ad hoc agreement at the time of the de icing request A CDM alert 41 will be sent to the person responsible for TOBT and displayed in Web CaeSAr CDM41 Missing confirmation by de icing provider FLT ID CDM41 TIMESTAMP EDDS CONFIRMATION BY DE ICING PROVIDER IS MISSING CONTACT SELECTED DE ICING PROVIDER IMMEDIATELY NOTE THE AIRPORT CDM PROCESS WILL BE SUSPENDED AT lt TIME gt Aircraft de icing plan EDDS 2015 2016 The TSAT and TTOT will be deleted locally until the de icing request is confirmed by the selected de icing provider The flight will not be included in the pre departure sequence until the selected de icing provider is confirmed If no confirmation is received from the selected de icing provider 10 minutes after a de icing request has been submitted a C DPI will be sent to NMOC and the Airport CDM process for this flight will be interrupted A CDM alert 42 will be sent to the person responsible for TOBT and displayed in Web CaeSAr
6. as a one man operation i e they are operated completely from the basket during de icing As a result these vehicles advance at a low speed and have little manoeuvrability For this reason it is advisable to operate them on a well maintained ground surface It is specified in the winter service manual for Stuttgart Airport that priority should be given to winter services on the de icing surfaces Two de icing vehicles with closed baskets are used per de icing pad de icing team operating on either side of the aircraft fuselage Insofar as necessary a maximum of four de icing vehicles from one de icing provider may be used on one de icing pad De icing vehicles with open baskets can only be operated with the engine off and are only used for pre de icing and other de icing measures Aircraft de icing plan EDDS 2015 2016 5 Communication A de icing coordinator from the de icing provider is available at all times during the operating hours of Stuttgart Airport to answer any questions and to handle spontaneous requests These de icing coordinators can be reached at the following numbers Airport Ground Service AGS Team leader De icing coordinator Tel 49 151 64 90 41 81 Lufthansa Technik AG De icing coordinator Tel 49 151 58 91 50 33 The de icing vehicles are equipped with a mobile phone airport service radio and air band radio Each de icing provider has an individual call group on the airport service radio All call groups of
7. cing services at Stuttgart Airport All regulations and procedures pertaining to the de icing process have been defined within the scope of the Airport CDM procedure by the airport operations department of the airport operating company Flughafen Stuttgart GmbH hereafter referred to as FSG and Deutsche Flugsicherung GmbH hereinafter referred to as DFS with the agreement of the de icing providers at Stuttgart Airport It applies to all parties involved in the de icing process This de icing plan does not replace the official releases in the Aeronautical Information Publication for the Federal Republic of Germany AIP EDDS AD 2 20 but rather describes in detail the procedures to be followed by the organisation units involved The de icing plan for Stuttgart Airport is revised every year and enters into force at the beginning of October before the start of the new de icing season Should significant changes to the de icing process be required during the winter season FSG Airport Operations department should be informed in writing immediately Any changes to the de icing process will be defined and then published under the collective agreement of the FSG and the DFS Aircraft de icing plan EDDS 2015 2016 2 Responsibilities Aircraft de icing operations at Stuttgart Airport are carried out by two freely contracted independent de icing providers The de icing providers are responsible for de icing aircraft in a professional manner at the assigne
8. d times To this end they conclude contracts with airline companies or aircraft operators or accept individual aircraft de icing assignments for single flights De icing providers must provide a sufficient number of deployable vehicles qualified staff and the appropriate de icing fluids for the de icing pads to which they have been assigned Estimated de icing times are determined according to the Target Off Block Time TOBT of the aircraft to be de iced local capacities potential network influences CTOT and the availability of a de icing pad from the chosen provider According to the Airport CDM procedure the airline companies or their handling agents persons responsible for TOBT must provide a TOBT for each departure The airline companies or their handling agents must request the necessary aircraft de icing at the latest 20 minutes before TOBT The de icing request is made by the persons responsible for TOBT in Web CaeSAr CSA tool or by the cockpit crew at DFS STUTTGART DELIVERY If the aircraft operator has not concluded a contract with one of the two de icing providers it must come to an independent agreement on the provision of the required service The aircraft to be de iced are included in the pre departure sequence according to the Airport CDM procedure and scheduled to a de icing pad for the earliest possible time This de icing schedule is based on the TOBT and is continually monitored by the DFS and the FSG Traffic Operations Cen
9. lan for conducting a flight according to instrument flight rules Common Situational Awareness Tool Calculated Take off Time ATC Application of aircraft de icing fluids for removing frost snow slush and or ice on aircraft Deutsche Flugsicherung GmbH De icing Pad Departure Planning Information Estimated Commencement of De icing Time Stuttgart Airport ICAO Code Estimated Duration of De icing Time Estimated End of De icing Time Estimated Off Block Time ATC Estimated Taxi Out Time Flughafen Stuttgart GmbH International Civil Aviation Organization Megahertz Network Manager Operations Centre EUROCONTROL The organisation unit appointed according to A CDM procedures responsible for TOBT maintenance Following A CDM procedure based on the sequence determined by local and network capacities for issuing start up clearance Return to stand Glossary continued SOBT TOBT TSAT TTOT TWY Web CaeSAr WSPAN Aircraft de icing plan EDDS 2015 2016 Scheduled Off Block Time Target Off Block Time Target Start up Approval Time Target Take off Time Taxiway Web based CSA tool for persons responsible for TOBT and the de icing provider Wingspan
10. line Aircraft de icing plan EDDS 2015 2016 12 Vehicle and Passenger Traffic Only authorised vehicles may be operated on the de icing areas during de icing operations This includes de icing vehicles and the light towers provided for lighting No other vehicles may drive on the de icing areas nor are persons permitted on the de icing areas outside of the authorised vehicles during de icing operations If this is necessary for operational reasons authorisation to drive a vehicle on the de icing pads must be obtained from FSG Airside Operations prior contacting DFS aerodrome control The traffic and safety rules for restricted areas at Stuttgart Airport apply to such other vehicles and persons on the de icing areas Before a de icing pad can be occupied the de icing vehicles must report to the DFS via mobile phone or service radio to obtain clearance to drive onto the respective de icing pad During de icing vehicles and devices that need to be brought onto the de icing pads for operational purposes may only cross taxiway N in the area of the given de icing pad from the road if clearance has been obtained from the DFS and by taking a direct path Likewise all vehicles must obtain express clearance from the DFS before crossing taxiway H In individual cases vehicles may be exempt from taking a direct path under special circumstances e g poor road surface conditions Unobstructed short term parking for vehicles and devices is available nearby
11. n which the engine has been switched off If de icing vehicles with open baskets are deployed on the de icing pads the aircraft engines must be switched off Additional restrictions may apply for the individual airline companies due to special internal security requirements If the assigned de icing pad is still occupied when an aircraft approaches parking positions and individual sections of the taxiway in the proximity of the de icing pad can be used as a temporary waiting position in certain cases Before reaching the de icing pad the aircrew is instructed by Stuttgart ground control STUTTGART GROUND to contact the de icing team on the applicable air band radio frequency Aircraft may only taxi onto the de icing pad with the approval of the de icing teams The de icing team reports the correct positioning for the aircraft to be de iced via radio to the aircrew During de icing of aircraft types with a fuselage length of over 50 m e g Boeing 757 300 Boeing 767 300 Taxiway N is no longer available without restrictions see also chapter 11 Ground Traffic Before each de icing operation the de icing team must ensure that the aircrew has set the parking brake and all other de icing preparations on the aircraft side have been completed After the aircrew has communicated which parts of the aircraft are to be de iced the de icing team strats the de icing operation and indicates which de icing fluid is being used Once de icing is completed
12. n the basis of the pre departure sequencing of the Airport CDM procedure The following factors are taken into account when determining the de icing sequence and the calculation of the Estimated Commencement of De icing Time ECZT e Local capacity at the airport runway de icing pads e Network influences by NMOC CTOT Calculated Take off Time e Taxi times e TOBT e TSAT Target Start up Approval Time e Time of the de icing request Ideally the ECZT is the same time as TOBT EXOT 1 expected taxi time to the designated de icing pad If a given TOBT cannot be maintained for technical or other reasons the airline or the aircraft operator must adjust it accordingly The EDIT Estimated Duration of De icing Time is not part of the TOBT For this reason the TOBT should never be changed for a subsequent aircraft de icing The CTOT is assigned via automated data exchange Departure Planning Information DPI with NMOC based on the local situation Airport CDM Pre Departure Sequence In order not to destabilise the pre departure sequence there should be no additional coordination from the aircraft operator with NMOC In addition the usual adjustment of the EOBT Estimated Off Block Time of the ATC flight plan to the actual situation due to necessary aircraft de icing is not required Aircraft de icing plan EDDS 2015 2016 7 De icing Request It is important for aircraft de icing requests to be made in a timely manner in orde
13. ned de icing pads at the scheduled times The team leader of the de icing team notifies the DFS that the de icing vehicles are ready on the corresponding de icing pad The DFS forwards this information to the FSG Traffic Operations Center Once the centreline lights on the de icing pad are switched on resp the mobile light towers on at least one de icing pad have been positioned taxiway S in the corresponding area is automatically closed The de icing providers deploy a minimum of two and a maximum of four de icing vehicles with closed baskets on each de icing pad these operate on either side of the aircraft to be de iced Positioning areas have been marked for these devices ensuring sufficient safety clearance up to the maximum determined wingspan see chapter 3 De icing Pads for aircraft taxiing to and from the pad For the de icing of aircraft with a larger wingspan the de icing vehicles have to be positioned with sufficient safety clearance DFS STUTTGART GROUND informs the drivers of the respective de icing vehicles in advance De icing can be performed with running engines on jet aircraft and aircraft types ATR42 72 with working propeller brakes The so called crossover procedure for propeller driven aircraft in which one or the other engine is alternately switched off is also permitted In this case the de icing provider must ensure by his own means that a de icing operation of the wings is only performed on the side of the aircraft o
14. nicate relevant information It displays for the respective de icing provider all departures for which a de icing request has been submitted including their key information The de icing providers enter the de icing category they are currently using and planning to use in Web CaeSAr The de icing category depends on the given type of precipitation and the de icing procedure to be followed and determines the estimated duration of de icing time EDIT The EDIT includes the taxi time for the aircraft to enter the de icing pad the actual aircraft de icing post de icing and the time until leaving the de icing pad The following diagram shows how the estimated duration of de icing time EDIT and the actual duration of de icing time ADIT are defined The DFS communicates the actual commencement of de icing time ACZT and actual end of de icing time AEZT for any given de icing operation Handover from ATC Handover from to de icing crew de icing crew to ATC I I a PostDe Anti 3 1 Icing check 1 A l l EDIT ADIT ECZT ACZT EEZT AEZT Diagram of duration of de icing time EDIT ADIT Aircraft de icing plan EDDS 2015 2016 9 De icing Operation The DFS assigns the de icing pads to be used by the de icing providers in agreement with the FSG Traffic Operations Center as needed The de icing providers are responsible for ensuring that de icing vehicles are ready to be deployed on the assig
15. permitted on these de icing pads with the exception of the special procedures described in chapter 14 Up to four de icing pads are operated at the same time during de icing and are designated DP1 DP2 DP3 and DP4 The de icing pads are assigned to the de icing providers according to need by the DFS in agreement with the FSG In exceptional cases a de icing pad can also be assigned to both de icing providers The aircraft is positioned on the de icing pads in such a way as to avoid obstacles with the nose of the aircraft facing either southeast or southwest depending on the de icing pad Due to height restrictions and the required safety distance from the positioning area of the de icing vehicles and light towers a maximum permitted aircraft wingspan is imposed on each individual de icing pad DP1 ICAO Code Letter E note max 60 50 m WSPAN DP2 ICAO Code Letter E note max 60 50 m WSPAN DP3 ICAO Code Letter C max 36 m WSPAN DP4 ICAO Code Letter C max 36 m WSPAN The following air band radio frequencies are used on the individual de icing pads De icing pad Call sign Air band radio frequency DP1 Stuttgart De icing Pad 1 132 250 MHz DP2 Stuttgart De icing Pad 2 121 950 MHz DP3 Stuttgart De icing Pad 3 122 775 MHz DP4 Stuttgart De icing Pad 4 121 850 MHz The de icing pads are equipped with yellow non directional centreline lights Because there are no marked guidelines the centreline lights of the respective de icing pads
16. r to ensure an organised turnaround process particularly in cases where there are no deployable de icing vehicles on the de icing pads Because of the influence of aircraft de icing on the pre departure sequencing it is strongly recommended that any necessary de icing should be requested up to TOBT 40 min time when the TSAT is issued If this is not possible due to shorter turnaround times or for other reasons the de icing should be requested by TOBT 20 min at the latest A submitted request for de icing is indicated with an asterisk in Web CaeSAr for the relevant flight If an aircrew submits its de icing request after start up approval the start up clearance will be cancelled and a new TSAT will be calculated for the required de icing If the de icing request is submitted by the aircrew after leaving the parking position the RTS return to stand procedures should always be followed The start up clearance will be cancelled and the departure will be sequenced again taking the required de icing into account A de icing request can be e entered in Web CaeSAr by the person responsible for TOBT e reported to DFS STUTTGART DELIVERY by the aircrew Airline companies with a contracted de icing provider are not obligated to inform the provider directly about a de icing request Airline companies with no contracted providers must conclude an agreement in advance with a de icing provider before any required aircraft de icing operation
17. r wing de icing on the parking positions after notifying the FSG Traffic Operations Center in advance Any de icing fluid remaining on the apron must also be collected immediately by a special vehicle This must likewise be requested by the FSG Traffic Operations Center from the FSG Security and Maintenance Operations Centre by telephone Fan blade de icing using hot air may only be performed by authorised technical staff and must undergo inspection afterwards The required heating devices are provided by FSG ground handling service on request Aircraft de icing plan EDDS 2015 2016 15 Overview Maps lg ICH CATH IN De icing pads DP3 and DP4 Aircraft de icing plan EDDS 2015 2016 16 Glossary Abbreviations and definitions from the Stuttgart Airport aircraft de icing plan ACFT ACZT ADIT AEZT Airport CDM A CDM AIP ATC ATC flight plan CSA Tool CTOT De icing DFS DP DPI ECZT EDDS EDIT EEZT EOBT EXOT FSG ICAO MHz NMOC Person responsible for TOBT Pre Departure Sequencing RTS Aircraft de icing plan EDDS 2015 2016 Aircraft Actual Commencement of De icing Time Actual Duration of De icing Time Actual End of De icing Time Airport Collaborative Decision Making Aeronautical Information Publication Air Traffic Control Flight p
18. taxi out westbound nor can aircraft facing southwest taxi out eastbound from the respective de icing pad Taxiway N is generally used to taxi onto the de icing pads Taxiway S is always used to taxi out A diagram can be found in chapter 15 When de icing operations have been finished and all of the vehicles have left the area of the de icing pad including the adjacent section of taxiway S can only be used by taxiing aircraft after an inspection has been performed by the Airside Operations Manager When aircraft with a fuselage length of over 50 m occupy the de icing pads restrictions apply to the use of taxiway N in the corresponding area The following restrictions apply to the availability of taxiway N ACFT on de icing pad Examples Limit TWY N Fuselage length up to 55 m C17 A306 B753 B763 WSPAN up to 52 m Fuselage length up to 60 m DC10 IL96 B74S A332 WSPAN up to 45 m A342 Fuselage length up to 65 m B764 B772 MD11 A333 WSPAN up to 38 m A343 Fuselage length up to 71 m B747 A345 A124 WSPAN up to 29 m Fuselage length over 71 m B773 B77W A346 C5 n a When an aircraft with a fuselage length of over 65 m occupies a de icing pad a FSG follow me vehicle must be used to guide ground traffic on taxiway N Depending on the traffic situation it must be checked whether an aircraft on taxiway N can pass along the de icing pad by guidance of a follow me vehicle and taxiing north of the taxiway centre
19. ter When de icing requests for departing aircraft are received by the DFS and no de icing pad from the selected provider is available the DFS informs the FSG Traffic Operations Centre which immediately notifies the de icing provider that the de icing pad is occupied The FSG together with the DFS assigns the de icing pads to both de icing providers monitors the assignment of the departures to the available de icing pads arranges for assistance in the event of process malfunctions and informs the de icing providers about completed and scheduled de icing events In addition it performs ongoing quality monitoring for the entire Airport CDM process Any significant deviations in the de icing process from the procedure described in this de icing plan due to exceptional circumstances must be approved by the Airside Operations Manager at Stuttgart Airport GmbH Tel 49 711 948 3586 Specific incidents in the de icing operation must be documented by the relevant individual parties and forwarded to FSG Airport Operations department Aircraft de icing plan EDDS 2015 2016 3 De icing Pads For environmental reasons special sections of the manoeuvring area at Stuttgart Airport are designated for aircraft de icing These areas along with the individual de icing pads appear in the Aeronautical Information Publication for Germany AIP on maps AD 2 EDDS 2 5 and 2 7 and can be found in chapter 15 of this de icing plan The de icing of aircraft is only
20. the airport service radio can be used centrally only by the DFS and by FSG Airport Operations department The de icing vehicles the DFS and FSG Airport Operations department communicate mainly via airport service radio Irrespective of this de icing vehicles should always contact the DFS by telephone If individual vehicles malfunction on the de icing pads or de icing pads need to be closed due to the technical malfunctioning of individual vehicles the FSG Traffic Operations Center must be informed immediately The aircraft to be de iced and the de icing team on the respective de icing pad communicate on the air band radio frequency assigned to the pad To do so the controller at Stuttgart ground control STUTTGART GROUND instructs the aircrew to switch to the assigned de icing frequency before reaching the de icing pad During the de icing process the aircrew should be remain alert on the Stuttgart ground control STUTTGART GROUND frequency at all times so that they can be informed of any changes in operational procedure The call sign of the de icing team is Stuttgart De icing and is extended to the de icing pad in use After de icing has been completed the team leader of the de icing pad will ask the aircrew to announce that the aircraft is prepared for taxi again on the Stuttgart ground control STUTTGART GROUND frequency Aircraft de icing plan EDDS 2015 2016 6 De icing Sequence The aircraft de icing sequence is determined o
21. the de icing team confirms that the aircraft parts for de icing are free from ice and snow and the de icing pad has been cleared of all vehicles The aircrew is instructed to contact Stuttgart ground control STUTTGART GROUND again for start up clearance if necessary and taxi instructions Aircraft de icing plan EDDS 2015 2016 10 Transfer of Information The FSG provides de icing providers with the web based CSA tool Web CaeSAr which contains an overview of all of the respective provider s departures that have submitted a de icing request De icing providers can use this overview to plan their human and equipment resources as needed The de icing providers send an overview of all executed pre de icing operations by fax or email in accordance with the concluded agreement before 06 30 hours to the DFS the FSG Traffic Operations Center and the Security and Maintenance Operations Centre Communication between the partners involved in the operative de icing process is described in detail in other sections of this document Aircraft de icing plan EDDS 2015 2016 11 Taxiing Traffic While the de icing areas are occupied by de icing vehicles and or light towers taxiway S in the respective section cannot be used for taxiing traffic In this case the corresponding part of taxiway S is automatically put out of service by the Airside Operations Manager Since taxiway S is not available aircraft positioned with the nose facing southeast cannot
22. y FSG ground handling service staff Any technical malfunctions that occur during operation of the light towers must immediately be reported by the team leader of the respective de icing pad to the FSG Traffic Operations Center The shift management of the FSG ground handling service will arrange for the malfunctioning device to be replaced Aircraft de icing plan EDDS 2015 2016 14 Pre de icing and other De icing Procedures De icing providers can conduct a pre de icing procedure with a contractual partner on aircraft parked at Stuttgart Airport All pre de icing operations must be completed before 06 00 hours and may only be performed on aircraft parked overnight with a scheduled off block time SOBT of 07 30 hours local time at the latest Pre de icing operations can also be performed on individual aircraft with long turnaround times with the approval of FSG Airport Operations department An overview of all aircraft on which pre de icing has been performed specifying the applicable amount of de icing fluid must be submitted by the de icing providers by 06 30 hours to the DFS the FSG Traffic Operations Center and the Security and Maintenance Operations Centre by fax or by email The FSG Traffic Operations Center will then request the service of a special vehicle from the Security and Maintenance Operations Centre to collect the de icing fluid remaining on the relevant parking positions De icing providers may perform propeller de icing and unde
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