Structural

Radon Mitigation

Structural · definition

A sub-slab depressurization system venting soil gas (radon) outside. Often integrated with slab/crawl work; radon is a recognized health hazard.

Source: U.S. EPA — Radon

Where this comes up

  • Hazard

    A condition or activity with potential to cause harm — electrical, structural, dust, fall, or material (lead, asbestos). Identifying haza…

  • Slab

    A poured concrete floor or foundation surface. Moving plumbing in a slab-on-grade home means saw-cutting and patching concrete — a signif…

  • Rafter

    A sloped structural member running ridge to wall that supports the roof deck in stick-framed (non-truss) roofs.

  • Push Pier

    Hydraulically driven steel pier sections that transfer foundation load to deep load-bearing strata to halt or lift settlement.

  • Rebar

    Steel reinforcing bar embedded in concrete to carry tensile loads concrete cannot. Size, spacing, and cover are engineered, not arbitrary.

  • PSL / LSL

    Parallel-strand and laminated-strand lumber — engineered members for high-load columns and beams, stronger and more uniform than sawn lum…

  • Ridge Beam vs. Ridge Board

    A ridge beam structurally carries rafter loads (required for vaulted/cathedral ceilings); a ridge board is only a non-structural nailing…

  • PSI (Concrete Strength)

    The compressive strength concrete is mixed to (e.g., 3,000–4,000 psi for residential). Specified per application; higher for structural a…

Where this term fits in a remodel

The pillar guides set terms like this one in context — what the work involves, what drives its cost, and where it sits in the sequence of a project. Pricing a specific house takes a defined scope and an on-site assessment.

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