I have commercial kitchen riser diagram including floor sinks. Floor drains. Hand sinks. 3 compartment sinks. With grease trap. I need a US plumber or engineer to check the existing riser. Building official said there is problem with the venting. Any help? I attached the fixtures.
6 freelancers are bidding on average $34 for this job
I have 5 years experience in mechanical engineering drawings (plumbing) and auto cad software and I can submit auto cad dwg.. I'm working in construction site in plumbing contractors..