I have a slab being supported by drilled piers. There is only vertical load on the slab. What is the minimum required embedment of the drilled pier into the slab?
The soil report for one of the jobs that I am working on says the thickness and reinforcing of the mat/slab type foundation can be designed using a modulus of subgrade reaction of 350 pounds per cubic inch at the top of the structural fill. Can someone tell me what it means? The mat is...