The image shows how measurements must be taken perpendicular to the sloping surface, not vertically.
Standard
AS1993
AS1986
Section(s)
2.3.5(a)
Figure
2.1
Helpful Note
The NCZ 1 and the effective height of the barrier must be maintained when a barrier is sloping, so in order for measurements to comply they must be measured perpendicular from the top of the barrier.
The NCZ 1 and the effective height of the barrier must be maintained when a barrier is sloping, so in order for measurements to comply they must be measured perpendicular from the top of the barrier.
%20Useful%20Angle%201.jpg)
%20Useful%20Angle%202.jpg)
%20Useful%20Angle%203.jpg)
%20Useful%20Angle%204.jpg)
