San Antonio Contractor Guide: Caliche, Limestone & Concrete Disposal in Bexar County
By Commercial Operations, Citywide• August 12, 2026•5 min read

Central Texas soil conditions mean contractors regularly excavate dense caliche, limestone bedrock, and broken concrete slabs on San Antonio job sites.
Bexar County Heavy Material Rules:
- 10-Yard Heavy Spec Only: Dense materials must use our dedicated 10-yard heavy-spec container to stay within Texas DOT legal gross vehicle weight limits.
- Level Loading Required: Fill only to the top rail — no mounding above the container sidewalls for highway transport compliance.
- Clean Loads Get Better Rates: Pure concrete, clean limestone, or uncontaminated caliche qualify for discounted aggregate recycling rates.
- No Mixing: Avoid mixing caliche with wood, metal, or general C&D debris for maximum disposal efficiency.
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