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Inspecting 1900-1940 Historic Craftsman Homes in Centralia & Chehalis

The historic neighborhoods of Centralia and Chehalis feature gorgeous architectural Craftsman, Victorian, and Tudor homes. But inspecting a 100-year-old home requires understanding vintage building practices and legacy material lifespans.

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Zachary Bradley

Licensed Home Inspector · WA Lic #26014533

September 2026•8 min read

Key Inspector Takeaways

  • ✓Active knob-and-tube wiring under blown-in attic insulation is a severe fire hazard.
  • ✓Galvanized steel water supply pipes suffer from internal rust scale that chokes water volume and pressure.
  • ✓Unreinforced masonry chimneys lack rebar and require seismic tie-backs to prevent roof collapse during tremors.
  • ✓Post-and-pier foundations in older homes frequently experience wood-to-earth contact and floor sagging.

The Character and Complexity of Century-Old Homes

Walking through a 1920s Craftsman in Edison district or historic Chehalis reveals old-growth fir woodwork, built-in colonnades, and leaded glass windows. However, behind plaster-and-lath walls live multiple generations of plumbing, electrical, and structural modifications.

Key Systems to Evaluate

1. Electrical Evolution: Tracing whether modern 3-prong outlets are actually connected to an equipment ground or just bootleg grounded.

2. Galvanized Plumbing: Inspecting horizontal supply lines for rust corrosion and restricted flow when multiple fixtures run simultaneously.

3. Chimney Stability: Checking mortar joints on towering brick chimneys for degradation and flue tile spalling.

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