IRImplementing rule
CS HPT-DSN.F.550Aiming point marking
(a)The safety objective of an aiming point marking is to provide a visual cue indicating to the pilot the preferred approach/departure direction, to the point to which the helicopter approaches to hover before positioning to a stand where a touchdown should be made, and that the surface of the FATO is not intended for touchdown.
(b)Location: Where provided, the aiming point marking should be located within the FATO (see Figure F-1).
(c)Characteristics:
(i)The aiming point marking should be an equilateral triangle with a minimum side length of 9.0 metres, with the bisector of one of the angles aligned with the preferred approach direction.
(ii)The marking should consist of continuous white lines, 1.0 m in width (see Figures F-1 and F-12).
IR · CS HPT-DSN.F.550 — Regulation (EU) No 139/2014 · ED Decision 2019/012/R · Aerodromes Easy Access Rules · EAR revision 13 Mar 2026