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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.

TAXI - HOVERLANE
16 Width, M. .............. 23 43 55 61 31 62 74 77 31 62 74 77

17 Logitudinal grade of taxi 10 10 10 10 5 5 5 5 5 5 5 5
Hoverlane, % Maximum ..........

18 Transverse grade of taxi-Hover lane, %
Maximum....................... 5 5 5 5 5 5 5 5 5 5 5 5

Minimum...................... 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5
ข-15 HELIPORT PAKING PAD

19 Length, M. ............. 3.7 6.1 15.3 15.3 3.7 6.1 15.3 15.3 7.7 12.2 15.3 30.6
20 Width, M. .............. 3.7 6.1 7.7 15.3 3.7 6.1 7.7 15.3 7.7 12.2 30.6 30.6

21 Parking pad grade in any direction,%

Maximum....................... 3 3 3 3 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5
Minimum...................... 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5
22 Lateral clearance from rear and sides

of parking pad to fixed and/or movable
obstacles except other aircraft, m. 7.7 13.8 19.1 16.8 7.7 16.8 22.9 19.9 9.2 19.9 30.6 29.0