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As AJH1 stated. PEMBs design all their buildings to the applicable building code and in turn the related AISC and AISI steel specs.

I agree with everything that was said for using C&C on the roof panels. 165psf for Zone 3 is not high however. For a 10' x 10' with 10' eave height that is 1:12 pitch for a gable. 140mph Exp 3 I=1.0 classified as Open will be about 126psf for Zone 3 for Clear Wind flow and about 165psf for...

As stated above you would want to see AWS D1.1, also AWS A3.0 is a whole book just on welding terms. Overlap is the protrusion of the weld metal beyond the weld toe or weld root. Underfill is a condition in which the weld face or root surface extends below the adjacent surface of the base...

The erector wants to use a saftey harness that clips onto the top flange of the rafter. I need to figure out if the rafter will be able to hold the loads that the harness is perscribed to hold. Attached is a diagram showing the loads. There is a concentraded vertical load on the flange of the...

That's what I thought. Just wanted to make sure. Thanks

I understand that to have an Open Building per ASCE 7-05 that each wall must be at least 80% open. My question is if I have a 75' long building with 3 25' bays does the 80% count for the whole lenght of the building or each bays wall has to be open 80%. Thanks In Advance

That is what I had figured. Thanks for the answers.

Thats what I believe, but the only designation I have is A307 and F1554.

I have searched the forums and could not find a very straight forward answer. We had designed for a 7/8" A307 anchor bolt and our customer wants to use an 3/4" F1554 bolt. In searching for the answer I would think the answer is no, they would need to be the same size because they are just...