25

Indeed USA deviates from ICAO: 5.2.2.4 Zeros are not used to precede single-digit runway markings. An optional configuration of the numeral 1 is available to designate a runway 1 and to prevent confusion with the runway centerline. Source: USA AIP - GEN 1.7 Differences From ICAO SARPs 5.2.2.4 in ICAO SARPs Annex 14 (Aerodromes) is as follows (emphasis mine)...


3

The textual description says clearly: RWY track to 4.5 DME FFM/1.5 DME FRD or 800, whichever is later The equivalent encoding is: [A800+] - DF134 (25C)[L] / DF135 (25L)[L] The meaning of this is climb to an altitude of 800ft or above, then after passing DF134/DF135 turn left. From this EUROCONTROL document (Guidance Material for the Design of ...


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