Mechanicals · definition
Safety practices (de-energizing, lockout/tagout, PPE) for working on electrical systems. Why panel and service work is licensed, permitted trade work.
Source: NFPA — NFPA 70E: Electrical Safety in the Workplace
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.