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ตารางที 3 -8 Minimum Geometric Requirments for Helipads.

Item Forward area Support area Rear area
No. Description OH - 6A UH - 1D CH - 47 CH - 54 OH - 6A UH - 1D CH - 47 CH - 54 OH - 6A UH - 1D CH - 47 CH - 54 Remarks.

HELIPORT TAXIWAY
1 Length, M. ............. 138 138 138 138
2 Width, M. .............. 8 16 13 19

3 Logitudinal grade of runways

and shoulders, % -2 -2 -2 -2
ข-13 4 Transverse grade of runway, %

Maximum....................... 1.5 1.5 1.5 1.5
Minimum...................... 0.5 0.5 0.5 0.5

5 Shoulder width, m. 3 3 8 8
6 Transverse grade of shoulder, %

Maximum .................. 3 3 3 3
Minimum ................. 2 2 2 2

7 Clearance from runway C to
L
Fixed and/or movable obstacles, m. 39 42 39 42

8 Cleared areas, slope, %
Maximum .................... 5 5 5 5