Airport Operations

ILS y ar d n u 91 o b a e Ar al Figure 14-22. Destination sign to the fixed-base operator (FBO). c Criti The yellow surface L S Hold only painted “ladder” I when marking and red ILS specifically sign are located instructed by ATC on taxiways where the taxiways intersect the ILS critical area. Figure 14-25. Holding position sign and marking for instrument landing system (ILS) critical area boundary. Holding Position Markings for Taxiway/Taxiway Intersections Holding position markings for taxiway/taxiway intersections consist of a single dashed yellow line extending across the width of the taxiway. [Figure 14-26] They are painted on Figure 14-23. Runway destination sign with different taxi routes. taxiways where ATC normally holds aircraft short of a taxiway intersection. When instructed by ATC “hold short of Taxiway X,” you should stop so that no part of your aircraft extends beyond the holding position marking. When the marking is not present, you should stop your aircraft at a point that provides adequate clearance from an aircraft on the intersecting taxiway. Marking and Lighting of Permanently Closed Runways and Taxiways For runways and taxiways that are permanently closed, the lighting circuits are disconnected. The runway threshold, runway designation, and touchdown markings are obliterated and yellow “Xs” are placed at each end of the runway and at 1,000-foot intervals. Figure 14-24. Instrument landing system (ILS) holding position sign and marking on Taxiway Golf. 14-14