Start with conditions, not a product
Uneven settlement around Birmingham often traces back to how the clay thins and thickens across the ridge-and-valley terrain the old iron industry was built on, so a workable fix usually starts with mapping where the clay runs deep, where bedrock sits close to the surface, and how the site drains between the two.
Build a complete scope
- What was measured and across how many months of the wet-dry cycle
- Whether the house sits on ridge fill, in-town masonry piers, or block walls
- How uphill groundwater loading the wall is being handled
- The proposed method, and the alternatives ruled out on the way to it
- Access on a graded lot, restoration afterward, and warranty terms
Birmingham context
Settlement shows up differently depending on the housing wave: dense in-town and mill-village construction tied to Birmingham's iron and steel years, versus the ranch houses that filled postwar suburbs -- Vestavia Hills, Mountain Brook, Homewood -- along U.S. 31 and U.S. 280 through the 1950s, 60s, and 70s. Alabama's clay-heavy Piedmont soil sits under nearly all of it and keeps moving with the seasons, which is why settlement work stays common across the metro.