Obstruction
Obstruction
(OP)
Would a continuous snow guard (a couple of inches high) on a 45 degree metal roof qualify as an "obstruction" per ASCE 7-02? An unobstructed surface is one in which no object prevents sliding.
Sounds like it is an obstruction. Agree or disagree?
Sounds like it is an obstruction. Agree or disagree?






RE: Obstruction
You may find this publication on http://www.hnd.usace.army.mil/techinfo/ti.htm