Many jurisdictions allow 3 pounds per square foot additional load without additional engineering.

-----Original Message----- From: Jon Langeler via Af
Sent: Thursday, December 18, 2014 7:09 AM
To: [email protected]
Subject: [AFMUG] rooftop weight study?

We've been asked to provide a study of rooftop weight allowances in order to install a bunch of rooftop mounts. Has anyone else had to do this? Any info or good engineering firms to recommend?

Jon Langeler
[email protected]

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