https://trueleveltx.com/cost/foundation-crack-repair-cost/ https://trueleveltx.com/og/cost/foundation-crack-repair-cost.png https://trueleveltx.com/cost/ https://trueleveltx.com/diagrams/what-drives-foundation-repair-cost-austin.svg What actually moves the price: pier count and type, depth to stable soil, access, foundation type, drainage, and engineering. https://trueleveltx.com/og/cost.jpg https://trueleveltx.com/cost/foundation-repair-cost-texas/ https://trueleveltx.com/og/cost/foundation-repair-cost-texas.png https://trueleveltx.com/cost/how-much-does-foundation-repair-cost/ https://trueleveltx.com/diagrams/what-drives-foundation-repair-cost-austin.svg The levers ranked by weight: pier count first, then pier type and depth, access, foundation type, drainage, and engineering — shown by impact, not dollars. https://trueleveltx.com/og/cost/how-much-does-foundation-repair-cost.png https://trueleveltx.com/foundation-types/ https://trueleveltx.com/diagrams/foundation-types-slab-vs-pier-and-beam.svg The two foundations on Austin homes — slab-on-grade and pier & beam — and how each one carries the house over expansive clay. https://trueleveltx.com/og/foundation-types.jpg https://trueleveltx.com/foundation-types/pier-and-beam/ https://trueleveltx.com/og/foundation-types/pier-and-beam.png https://trueleveltx.com/foundation-types/pier-and-beam-vs-slab/ https://trueleveltx.com/diagrams/foundation-types-slab-vs-pier-and-beam.svg Slab-on-grade vs. pier & beam: the slab pours directly on clay, while pier & beam raises the floor on piers above a crawl space. https://trueleveltx.com/og/foundation-types/pier-and-beam-vs-slab.png https://trueleveltx.com/foundation-types/slab/ https://trueleveltx.com/og/foundation-types/slab.png https://trueleveltx.com/repair-methods/bell-bottom-piers/ https://trueleveltx.com/diagrams/how-foundation-piers-work-pressed-drilled-helical.svg The drilled bell-bottom pier (center) pours a belled footing in place to spread load on clay — shown beside the pressed-concrete and helical alternatives. https://trueleveltx.com/og/repair-methods/bell-bottom-piers.png https://trueleveltx.com/repair-methods/commercial-foundation-repair/ https://trueleveltx.com/og/repair-methods/commercial-foundation-repair.png https://trueleveltx.com/repair-methods/concrete-foundation-repair/ https://trueleveltx.com/og/repair-methods/concrete-foundation-repair.png https://trueleveltx.com/repair-methods/crawl-space-repair/ https://trueleveltx.com/og/repair-methods/crawl-space-repair.png https://trueleveltx.com/repair-methods/foundation-crack-repair/ https://trueleveltx.com/diagrams/foundation-crack-types-austin.svg Which cracks seal vs. signal movement: cosmetic hairlines take injection, while stair-step and horizontal cracks usually need settlement repair first. https://trueleveltx.com/og/repair-methods/foundation-crack-repair.png https://trueleveltx.com/repair-methods/foundation-leak-repair/ https://trueleveltx.com/og/repair-methods/foundation-leak-repair.png https://trueleveltx.com/repair-methods/foundation-settlement-repair/ https://trueleveltx.com/diagrams/how-foundation-piers-work-pressed-drilled-helical.svg Underpinning options: pressed concrete, drilled bell-bottom, and helical piers each carry the footing's load past the active clay down to stable soil. https://trueleveltx.com/og/repair-methods/foundation-settlement-repair.png https://trueleveltx.com/repair-methods/foundation-wall-repair/ https://trueleveltx.com/og/repair-methods/foundation-wall-repair.png https://trueleveltx.com/repair-methods/foundation-waterproofing/ https://trueleveltx.com/diagrams/foundation-watering-drainage-and-grading-austin.svg The drainage playbook: slope soil to fall away from the slab and carry roof runoff well clear with gutters and downspout extensions, then soaker-hose the dry side in drought. https://trueleveltx.com/og/repair-methods/foundation-waterproofing.png https://trueleveltx.com/repair-methods/helical-piers/ https://trueleveltx.com/diagrams/how-foundation-piers-work-pressed-drilled-helical.svg The helical pier (right) is torqued into the ground on its helix plates until it reaches load-bearing soil — shown beside the pressed-concrete and drilled bell-bottom alternatives. https://trueleveltx.com/og/repair-methods/helical-piers.png https://trueleveltx.com/repair-methods/house-leveling/ https://trueleveltx.com/og/repair-methods/house-leveling.png https://trueleveltx.com/repair-methods/ https://trueleveltx.com/og/repair-methods.jpg https://trueleveltx.com/repair-methods/pier-and-beam-repair/ https://trueleveltx.com/og/repair-methods/pier-and-beam-repair.png https://trueleveltx.com/repair-methods/residential-foundation-repair/ https://trueleveltx.com/og/repair-methods/residential-foundation-repair.png https://trueleveltx.com/repair-methods/steel-vs-concrete-vs-helical-piers/ https://trueleveltx.com/diagrams/how-foundation-piers-work-pressed-drilled-helical.svg How foundation piers work: pressed, drilled bell-bottom, and helical piers each reach past active clay to stabilize and lift the foundation. https://trueleveltx.com/og/repair-methods/steel-vs-concrete-vs-helical-piers.png https://trueleveltx.com/problems/corner-pop/ https://trueleveltx.com/og/problems/corner-pop.png https://trueleveltx.com/problems/foundation-cracks/ https://trueleveltx.com/diagrams/foundation-crack-types-austin.svg Foundation crack types by severity: hairline cracks are often cosmetic, stair-step cracks warrant monitoring, and horizontal cracks should be assessed. https://trueleveltx.com/og/problems/foundation-cracks.png https://trueleveltx.com/problems/foundation-heaving/ https://trueleveltx.com/diagrams/foundation-heave-vs-settlement-diagram.svg Heave vs. settlement: settlement sinks a corner and slopes the floor down; heave lifts the middle into a dome with cracks wider at the top. https://trueleveltx.com/og/problems/foundation-heaving.png https://trueleveltx.com/problems/foundation-repair-diy/ https://trueleveltx.com/og/problems/foundation-repair-diy.png https://trueleveltx.com/problems/gaps-around-windows-doors/ https://trueleveltx.com/og/problems/gaps-around-windows-doors.png https://trueleveltx.com/problems/ https://trueleveltx.com/og/problems.jpg https://trueleveltx.com/problems/stair-step-cracks-in-brick/ https://trueleveltx.com/diagrams/foundation-crack-types-austin.svg Where stair-step cracks fall on the severity scale: more serious than a cosmetic hairline, and a step below a horizontal crack. https://trueleveltx.com/og/problems/stair-step-cracks-in-brick.png https://trueleveltx.com/problems/sticking-doors/ https://trueleveltx.com/og/problems/sticking-doors.png https://trueleveltx.com/problems/tree-roots-foundation-damage/ https://trueleveltx.com/og/problems/tree-roots-foundation-damage.png https://trueleveltx.com/problems/uneven-floors/ https://trueleveltx.com/diagrams/foundation-heave-vs-settlement-diagram.svg Which way the floor slopes points to the cause: a dish toward one corner suggests settlement, while a dome high in the middle suggests heave. https://trueleveltx.com/og/problems/uneven-floors.png https://trueleveltx.com/problems/what-causes-foundation-problems/ https://trueleveltx.com/diagrams/expansive-clay-shrink-swell-cycle-austin.svg The root mechanism: seasonal moisture change swells and shrinks the clay, lifting and dropping the slab edge — every trigger below is really a version of this. https://trueleveltx.com/og/problems/what-causes-foundation-problems.png https://trueleveltx.com/central-texas/drought-and-your-foundation/ https://trueleveltx.com/diagrams/expansive-clay-shrink-swell-cycle-austin.svg The mechanism behind the whiplash: drought shrinks the clay and drops the slab edge, then rain swells it and heaves the edge back up — each reversal racks the slab a new way. https://trueleveltx.com/og/central-texas/drought-and-your-foundation.png https://trueleveltx.com/central-texas/foundation-drainage/ https://trueleveltx.com/og/central-texas/foundation-drainage.png https://trueleveltx.com/central-texas/ https://trueleveltx.com/diagrams/expansive-clay-shrink-swell-cycle-austin.svg The seasonal shrink–swell cycle of Austin's expansive clay: wet clay swells and heaves the slab edge; dry clay shrinks and the perimeter settles. https://trueleveltx.com/og/central-texas.jpg https://trueleveltx.com/central-texas/tree-roots-and-foundations/ https://trueleveltx.com/og/central-texas/tree-roots-and-foundations.png https://trueleveltx.com/central-texas/watering-your-foundation/ https://trueleveltx.com/diagrams/foundation-watering-drainage-and-grading-austin.svg The foundation moisture playbook: grade soil to fall away from the slab, drain roof water out, and run a soaker hose set back from the edge. https://trueleveltx.com/og/central-texas/watering-your-foundation.png https://trueleveltx.com/buying-a-house-with-foundation-issues/ https://trueleveltx.com/og/buying-a-house-with-foundation-issues.png https://trueleveltx.com/do-you-actually-need-foundation-repair/ https://trueleveltx.com/og/do-you-actually-need-foundation-repair.png https://trueleveltx.com/does-foundation-repair-affect-home-value/ https://trueleveltx.com/og/does-foundation-repair-affect-home-value.png https://trueleveltx.com/foundation-inspection/ https://trueleveltx.com/diagrams/foundation-elevation-survey-what-an-engineer-checks.svg A foundation elevation (floor-level) survey: an engineer measures floor heights on a grid, mapping the fall from the high datum to the settled low corner. https://trueleveltx.com/og/foundation-inspection.png https://trueleveltx.com/foundation-repair-companies/ https://trueleveltx.com/og/foundation-repair-companies.png https://trueleveltx.com/foundation-repair-financing/ https://trueleveltx.com/og/foundation-repair-financing.png https://trueleveltx.com/foundation-repair-insurance/ https://trueleveltx.com/og/foundation-repair-insurance.png https://trueleveltx.com/foundation-repair-process/ https://trueleveltx.com/diagrams/foundation-elevation-survey-what-an-engineer-checks.svg Step one of the process: a measured elevation survey maps floor heights on a grid and checks cracks, doors, drainage, and pier-and-beam condition. https://trueleveltx.com/og/foundation-repair-process.png https://trueleveltx.com/foundation-repair-warranty/ https://trueleveltx.com/og/foundation-repair-warranty.png https://trueleveltx.com/how-long-does-foundation-repair-take/ https://trueleveltx.com/og/how-long-does-foundation-repair-take.png https://trueleveltx.com/selling-a-house-with-foundation-problems/ https://trueleveltx.com/og/selling-a-house-with-foundation-problems.png https://trueleveltx.com/central-texas/austin-soil-by-neighborhood/ https://trueleveltx.com/diagrams/austin-clay-vs-limestone-soil-map-balcones-fault.svg A schematic (not surveyed) map: the Balcones Fault near I-35 splits the Austin metro into expansive Blackland Prairie clay east and stable Hill Country limestone west. https://trueleveltx.com/og/central-texas/austin-soil-by-neighborhood.png