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Brennan Doherty is the national specifications manager for MIFAB HydroMax. He helped introduce siphonic roof drainage into the newest ASPE Plumbing Engineer Design Handbook V2. In his role, Doherty is responsible for educating engineers across the country on the benefits of siphonic roof drainage and the codes that govern them. For more information, contact HydroMax@MIFAB.com.
Gravity often dictates storm drainage design. Pipe can only run so far with pitch before crossing over into livable space. At times, it requires a leader to drop down in the middle of the building, with the only solution being to excavate a long distance — still accounting for pitch — through the interior to reach the civils.
