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I have a project where there is some roof construction. One of the plan check comments is to provide a current ICC ESR number for the roofing. This project is not in a fire hazard or high wind area. I'm wondering what other life safety issue which may have triggered this correction. What am I missing?
recent AD action against the A320, to address vulnerability of flight management system to extreme solar radiation.
I'm surprised that it is (or so it seems) just a software update. I would have expected more HIRF proofing of the system.
thoughts ?
I (in my ignorance, and I've got that in spades) thought that the solar event experienced exceeded the ce...
In NFPA 11, Chapter 13 (Inspection, Testing, and Maintenance), all ITM requirements are essentially referred to NFPA 25.
In NFPA 25, Chapter 11 specifically addresses Foam-Water Sprinkler Systems, and I’m trying to clearly understand what foam testing is actually required on the foam concentrate.
From my search, the only explicit ann...
Working towards new year code changes into IBC 24 and ASCE7-22.
Anyone know why ASCE 7-22 12.14.8.1 (Simplified Seismic Method) definition of W (Effective Seismic Weight) exception 4 uses Pf=30psf and 20%; while ASCE 7-22 12.7.2 item 4. uses Pf=45psf and 15%? I would guess just as another penalty for using the Simplified Method?
Hello, hoping to get some guidance on a HAPV6 modelling issue.
My model is showing 100–150 unmet heating hours per zone. I’ve tried a long list of changes, and nothing has resolved it. It looks like the hours are being flagged when the thermostatic schedule switches from unoccupied to occupied. The issue disappears if I set the thermostatic occupancy to “always on.”
...
