In helicopters landing and take-off area should be marked as H with the size
1.2 to 3.5 m height and 3 to 4.5 m width
2. 3 to 4.5 m height and 2 to 3.5 m width
3.3 to 4.5 m height and 2 to 3.5 m width
4.2 to 3.5 m height and 1 to 2 m width
Posted Date:-2022-09-22 04:05:40