Thanks for the input!
Dayrooster, the decking appears to be original. in a couple locations it has been replaced with modern B deck. There are no screws through the beam flanges, so I am assuming it has been puddle welded. The issue that remains is there isn't a way to confirm the spacing...
Hi Everyone,
I wanted to get some additional opinions on my situation.
I am inspecting x-bracing in an 1930s warehouse. Roof bays are 20 ft wide, supported by trusses spanning 100'. The roof bays alternate from a 'high hat' at the top of the trusses to a low roof at the bottom.
It the high hats...
I have worked in the industrial sector for years, and have rarely needed to stamp drawings.
I believe it varies slightly state by state, but in general there is an 'industrial exemption'.
This allows powerplants, or refineries to engineer their processes however they see fit, and by extension...
sliderule,
Thanks for the re-assurance. I currently have specified a generic 4000 psi. However it will likely be a high early mix in order for them to set the motor early. My understanding is that the mix will hit 4000 for the 7 day test (maybe sooner) and end up a lot higher for 28 day.
The...
I have designed a industrial motor base support. The structure is composed of a concrete pedestal, supported by a concrete slab on steel beams.
The crux of the problem is that there is an existing motor adjacent to where the new concrete will be placed, which produces noticeable vibrations. This...