I'm reviewing a masonry grout mix submittal, and noticed the submittal called the CMU fill out as ASTM C94 ready-mixed concrete. Our specs explicitly state ready-mixed grout shall be ASTM C476 grout for masonry.
I want to reject the submittal because it clearly does not meet the ASTM we provide...
When designing an opening in a CMU wall, do you need to design rebar members to resist out-of-plane forces similarly to a jamb stud with wood construction? The attached image is a generic CMU wall detail I found on Google. The detail calls for bars at the opening jambs, which I assume helps...
A discussion came up about whether we should be prohibiting masonry cement in our specs. Specifically, we prohibit masonry cement (ASTM C-91/91M) but allow using mortar cement (ASTM C-1329/1329M). Are the differences between the two significant enough to prohibit masonry cement? Is there a case...
