Foundation Repair - Sinking Foundation Leads to Series of Problems

It's difficult to show all of the effects of this sinking foundation at once, but let's try. The foundation slab below the porch is settling, which caused the porch to tilt. This caused the support beam for the roof to slip off-kilter. The newly distributed weight from the porch put pressure on the retaining wall, which in turn put pressure on the garage wall, which cracked and bowed. Phew.