! A helicopter should not be flown over any
other aircraft during takeoff and landing.
! Never approach a tail rotor type helicopter
from the rear while the rotors are turning.
! Personnel required to be in the area of
operating helicopters should exercise extreme
caution and observe the signals or directions
from the aircraft director.
Q10-18. What is the purpose of helicopter rotor blade
tie-downs?
Q10-19. What are the two mandatory helicopter hand
signals?
Q10-20. Who is responsible for directing the pilot to
the desired deck spot and for ensuring
general safety conditions of the flight deck?
10-49
C
C
C
D
E
IDENTIFICATION
MARKING
PERIMETER
MARKING
DIMENSIONS
A = 0.6F BUT 60’ MAX
B = 0.5A
HELIPAD SIZE
(F)
PATTERN LINE
WIDTH (C)
PERIMETER EDGE
WIDTH (D)
CORNER EDGE
LENGTH (E)
COLOR: RETROREFLECTIVE AVIATION SURFACE WHITE, EXCEPT HELIPADS FOR DAY OPERATIONS
ONLY MAY BE NONRETROREFLECTIVE WHITE.
80’ - 99’
100’ - 150’
5’
6’
24”
30”
10’ (TYP)
12’ (TYP)
ANf1018
F
A
B
B
F
Figure 10-18.—Air station helipad identification and perimeter markings.
