I am hoping to have some corroboration or denial of a new outlook on birdsmouth/seat cut notches for rafters. The approach has always been a max notch of depth/4, which is currently supported in the Wood Frame Construction Manual (WFCM) 2.5.1.1.4. The 2018 NDS mentions in 3.2.3.2 that the...
We are designing a two-story moment frame in a new home with the upper bay housing a Marvin Windows Ultimate patio door, with windows above. The 28' wide moment frame is supporting large roof snow loads of ~4200plf. It looks like all of the Marvin ultimate doors require an 1/8" max deflection...
Hello!
I have a client who offered an unconventional concept for using two double-sided shearwalls back-to-back to form a high load shearwall (2 studwalls, 4 sheets of ply total). We are considering this for a an exterior wall application on the lower level of a three-story home, in lieu of a...
