Recent content by mduu

So for anchor bolts that site shows threaded rod and L bolts. Specifically I saw that threaded rod is a no no. It's probably not the end of the world on a small residential building but in a skyscraper or something the threads prevent the full rod from taking on a stretch. Only the upper...

The building kit specifies A307 or A325 bolts. The concrete engineering specifies A36 which is just the grade of steel. As I said above it says 18" long headed. My interpretation is that it is specifying "headed anchor bolt" and indeed the picture shows a hex head. Based on that I bought...

Hello all, I'm building a 40x60 red iron building kit in Florida. I got foundation engineering and it specifies '5/8" 15" long headed' and '3/4" 18" long headed' anchor bolts. The picture shows a normal looking but long bolt with a hex head embedded into the footing. Concrete guy says people...