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  1. yountsky3

    Street Elbows

    Travis. Thanks for your response. What section is the detail you referred to in?
  2. yountsky3

    Street Elbows

    Are street elbows (1/2” x 1”) installed in a 1/2” outlet NFPA 13 approved? NFPA states that the minimum steel pipe diameter is 1” but technically a street el is not pipe. I’ve seen them installed on several occasions and have heard varying opinions on whether or not they are approvable. Curious...
  3. yountsky3

    Occupancy Classification for College Biology Lab

    I have a project where the consulting engineer says a Biology Lab in a new University Building is Ordinary Group I. I feel it should be considered Light Hazard and most people I've talked to seem to agree. He is referencing NFPA 45. Do I have an argument?

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