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Pages 35-65

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From page 35...
... 35   Case Examples The results of the industry survey were leveraged to identify multiple case examples to conduct to further identify and document unique apron/ramp marking practices used at airports across the United States. Airports of various sizes and in different locations were asked to participate.
From page 36...
... 36 Airfield Apron and Ramp Surface Markings maintain stand-alone apron/ramp marking standards as SEA does. Most airports that were interviewed established their initial apron/ramp marking standards through construction or comprehensive apron remarking projects.
From page 37...
... Case Examples 37 • #2. Marking Patterns and Coloration for Alternative Lead-In Line Markings.
From page 38...
... 38 Airfield Apron and Ramp Surface Markings terminal gate apron markings used at the airport and the specific challenges and opportunities related to markings in the terminal gate apron area. BUR's terminal facility is in close proximity to both of the airport's runways.
From page 39...
... Case Examples 39 commonly use the gates. For example, some aircraft safety envelopes come to a point where the aircraft nose would be parked, while others are flat.
From page 40...
... 40 Airfield Apron and Ramp Surface Markings centerlines separate aircraft traffic of various sizes that use the apron area. The different colors help ramp controllers to communicate to pilots about which taxilane centerline they should follow.
From page 41...
... Case Examples 41 Figure 19, and an aerial image is provided in Figure 20. The order of the diamond outline colors may vary.
From page 42...
... 42 Airfield Apron and Ramp Surface Markings Figure 22. SEA engine start markings.
From page 43...
... Case Examples 43 Figure 23. SEA hold marking specifications.
From page 44...
... 44 Airfield Apron and Ramp Surface Markings centerlines outlined in a different color are primarily used as bypass taxilanes that allow aircraft to pass around other aircraft that are using the main taxilane. Figure 25 shows this layout.
From page 45...
... Case Examples 45 Figure 27. DEN taxilane centerline with green outline.
From page 46...
... 46 Airfield Apron and Ramp Surface Markings 4.5 Taxilane/Apron Markings: Other Examples A number of other unique taxilane/apron marking practices were identified as part of the synthesis, but full case examples were not completed. These unique taxilane/apron markings are: • Dashed Taxilane Centerlines.
From page 47...
... Case Examples 47 ADG VI Diamond Centerline Figure 31. SFO diamond ADG VI taxilane centerline marking.
From page 48...
... 48 Airfield Apron and Ramp Surface Markings Figure 33. SFO blue holding boxes.
From page 49...
... Case Examples 49 4.6 Aircraft Hardstand Markings: Case Example #5 -- San Francisco International Airport and Charlotte Douglas International Airport Through the industry survey, SFO and the Charlotte Douglas International Airport (CLT) were identified as having used some unique aircraft hardstand marking practices.
From page 50...
... 50 Airfield Apron and Ramp Surface Markings Figure 37 depicts a second hardstand parking area at SFO that includes some additional markings. The following unique elements related to the hardstand marking scheme were noted: • #1.
From page 51...
... Case Examples 51 Figure 39 depicts a cargo hardstand apron at SFO that is located adjacent to the passenger terminal area. This area includes a number of unique hardstand markings but does not include aircraft safety envelopes.
From page 52...
... 52 Airfield Apron and Ramp Surface Markings The following unique elements related to the general aviation (GA) hardstand marking scheme were noted: • #1A and #1B.
From page 53...
... Case Examples 53 Figure 42. CLT west hardstand T-markings.
From page 54...
... 54 Airfield Apron and Ramp Surface Markings towed to/from the parking location or could taxi to the location if wing walkers were present. In Figure 43, the aircraft parking on the yellow "H" spots would be allowed to taxi to/from the parking position.
From page 55...
... Case Examples 55 4.7 Deicing Apron Markings: Case Example #6 -- Hartsfield-Jackson Atlanta International Airport and Cleveland-Hopkins International Airport During deicing operations, deicing aprons can play an important role in maintaining an airport's operational capacity. Based on the results of the industry survey, several airports use a number of common deicing apron marking practices as set forth in FAA AC 150/5300-14D.
From page 56...
... 56 Airfield Apron and Ramp Surface Markings specific wind conditions when the regular deicing apron markings cannot be used. These deicing apron markings are shown in Figure 49.
From page 57...
... Case Examples 57 pad. CLE staff indicated that the markings associated with the deicing pad have not reportedly created any confusion for pilots.
From page 58...
... 58 Airfield Apron and Ramp Surface Markings ATL also uses surface-painted "STOP FOR AIRCRAFT" signs along its airside service roads to improve drivers' awareness when they are entering areas in which aircraft may be crossing. Examples of these signs are shown in Figure 54 and 55.
From page 59...
... Case Examples 59 Figure 54. ATL stop for aircraft -- yellow.
From page 60...
... 60 Airfield Apron and Ramp Surface Markings Similar to the LARs at DEN, CVG has outlined some of its vehicle service roads in red, as shown in Figure 59. This is done where vehicle service roads cross active taxilanes to heighten driver awareness that they are crossing an area in which aircraft could be traversing.
From page 61...
... Case Examples 61 Vehicle Stop Yield to Aircraft Red VSR Outline Figure 59. CVG vehicle service road taxilane crossing.
From page 62...
... 62 Airfield Apron and Ramp Surface Markings 4.9 Helicopter/eVTOL/Electric Aircraft Markings: Case Example #8 -- Dallas CBD Vertiport and Spirit of St. Louis Airport Some apron/ramp areas may have unique markings related to helicopter operations, eVTOLs, and/or electric aircraft.
From page 63...
... Case Examples 63 4.10 CBP Apron Markings: Case Example #9 -- San Antonio International Airport and Blue Grass Airport Multiple airports reported that they use blue apron/ramp markings related to CBP and CBP facilities. In general, the blue CBP markings reviewed for this synthesis were used to identify the location where general aviation aircraft should park when they are clearing customs.
From page 64...
... 64 Airfield Apron and Ramp Surface Markings San Antonio International Airport (SAT) also has blue apron/ramp markings associated with its general aviation CBP facility.
From page 65...
... Case Examples 65 The participants recommended that airports work with their airline partners to ensure that the apron markings at their airport are not overly complex. – Increased standardization would be beneficial -- Similar to the feedback provided by United Airlines, all the members of the A4A interview panel indicated that greater standardization related to apron/ramp markings across the industry would be beneficial.

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