TM 5-823-4
Figure 3-1. Guidelines for marking runways and taxiways at heliports.
constructed in a manner so that the surface will be equal
The width of the pattern outline is referenced as
to or darker than color chip 36440 of Federal Standard
dimension "D" in figure 3-2 and is the same for both the
595. The black pattern outline will not be included in the
inner and outer outline. If the color of the touchdown
marking pattern.
When the touchdown facility is
area is equal to or darker than the referenced color, the
constructed of rigid pavement the referenced color will
black outline will not be included in the marking pattern.
(2) New construction.
The touchdown
be provided for a minimum thickness of 2 inches from
the top surface.
area on which the marking pattern will be placed will be
3-2
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