Thanks everyone! I'll definitely be ignoring it after these responses.
XR250, I don't need it. It would have helped with shear wall fastener spacing on the exterior walls.
Hi All,
I am evaluating a 3/4" wood diaphragm with 3/4" of gypcrete. Most sources I find suggest that the gypcrete has a significant stiffening effect. However, it's hard to find resources that quantify that change in stiffness for calculating diaphragm deflections and for semirigid modeling...
