An engineering control is a physical method to eliminate or reduce exposure to residual contamination on a property. Examples include but are not limited to caps, covers, vapor mitigation systems, horizontal or vertical barriers, and hydraulic control of ground water.
Guidance on Engineering Controls
- Engineering Control: Covers [PDF]: Basic design, operation, and maintenance of surface cover systems over contaminated soil (September 2017)
- Engineering Control: Fences [PDF]: Material specifications, installation, and maintenance of fences to discourage entry to remedial sites (July 2017)
- Engineering Control: Slurry Walls [PDF]: Basic design, operation, and maintenance of slurry walls used to prevent ground water migration (September 2017)