Recent content by dave2gear

thanks HJ, I now see that the 1/8" slope is only for larger pipe..... Section 708.0: Horizontal drainage piping shall be run in practical alignment and a uniform slope of not less than one-fourth inch per foot or two percent toward the point of disposal provided that where its impractical due...

If a shower is directly connected to a 2" vertical vent that goes through the roof, (only fixture using this vent stack) how do I calculate the branch arm length? Can I divide the branch arm diameter by the downward slope? Say 2" diameter divided by 1/8" downward slope = 16' of branch arm? I...

thanks for quick response Michael and Terry,I feel kind of dumb with the venting mistake. I missed the point of it needeing to be 6" above flood rim of what your draining. I can't bring the vent upward above kitchen, the wall above sink has been removed (not by me). back to drawing board. Glad...

Hello folks-great site. I have not posted before. Can anybody look at my drain/vent scheme and give advice? I am replacing the ancient 4" cast drain and all the terribly connected fittings on 1915 house. I'm using a rubber no-hub to connect new 4" ABS to 4" cut stack in basement. Used 2 stack...