I will soon be constructing a precast foundation system. The precaster's caveat is "Backfill must not exceed 60 pounds per cubic foot equivalent fluid pressure.."
I had intended on backfilling some areas with 3/4" clean stone.
Can someone help me along in how I figure out if this is...
On the topic of re-bar in the cells of a block foundation wall, does any one have an opinion for a new installation?
I have clay-ey soil and specified #4 bars vertical every 4th cell. The local code official feels that they should be every other cell, but he cannot back this up.
Any thoughts?
I must disagree with the idea that grouting the cells of an existing CMU wall would be prohibitive.
1. If the cells of the wall don't align enough to allow grouting, the wall is so poorly built it should be demo'd anyway. The only difficulty I could imagine is if the block were laid on a 1/4...