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Andrew, Welcome to ASPE and the forum. I look forward to seeing you on ASPE Connect and interacting with your input and questions. Since you will be taking your Principles & Practices Exam at some point, there will be a Plumbing/Piping Exam available ...

Just curious. I'll let my friend - who's been working since the early 1980's in plumbing/fire/software technologies - know. He might just start his own business, making steel near Boston - if there's no-one willing to hire him. He hates collecting unemployment ...

David, You are making us work today. Yes, design has changed due to changes in codes and the research behind them. Ponding is based on roof area and drain flow rates. So, yes, sizing drains is based on ponding over the area that the drain serves. As ...