Core terms · definition
The controlled removal of existing finishes and structure to prepare for new work. A clean, properly contained demo is where most hidden conditions (rot, old wiring, mold) are first uncovered.
Source: U.S. OSHA — Demolition
Where this comes up
Where this term lands on a Columbus budget
The cost pages carry the current local ranges, and the guides explain what moves them. A published range becomes a project number only after someone looks at the site.