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Gang Chen question 107

PostPosted: Tue Jan 30, 2018 8:44 pm
by pig
hi hi, pls see attached.
the answer says 1/4 per foot @ 1%
so is the answer a or b...?

Re: Gang Chen question 107

PostPosted: Wed Jan 31, 2018 11:51 am
by steshetz
1/4"/ft (2%) is the min for a flat roof. 1/8"/ft (1%) is the min for water runoff, but not for a flat roof.

Re: Gang Chen question 107

PostPosted: Wed Jan 31, 2018 3:54 pm
by pig
thank you so much steshetz!!