Hi,
I need some help. Yesterday we came home to find the contractor chalk-lined the outline of the house for the ICF block, and one corner of the house, the center of the wall is way off center. We chose 24"x10" footings with 4000 psi concrete because there is sand and clay in our soil. For the back frost wall we poured 30" footings just to be safe. The 11" ICF wall (2.5 foam on either side of a 6" concrete core) on that one bad corner is going to end up 3.5" away from the edge on one side and 8.5" away on the other. Is this something I should be concerned? Contractor acts like it isn't a problem until walls starts going off the footing. The other two corners for the two walls that join at this off center corner are right on center, it is the footing that was somehow not laid out correctly. If this is something that needs to be fixed, how do you fix it? Contractor is coming back today to backfill the frost wall, and I need to decide whether I accept that corner or not.
Also, the load bearing pads in the middle of the basement were measured from the wrong side of the frost wall, so they are all 11" off to one side. The problem with one of them is that the load bearing wall will be right on the edge of one of them. Conctractor said through e-mail that what we can do is form up another pad right next to it and when we pour the slab have that cocrete fill up the 4" slap plus the 10". I was thinking of having him drill 8" holes and putting 16" dowels epoxied alongside the edge so that the new pad would be joined with the existing one since the wall would be right above that joint. I also want to ask if this would need to be isolated from the rest of the slab, or just put control joints all around the footing?
My husband wonders if they can't just slide these pads with the skid loader, but we think for that option we would have to wait 28 days to make sure the concrete is fully set.
Any help will be extremely appreciated.
Thank you.
Boontucky
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