The 1-per-5-lots rule

What the City of Frisco checklist requires on residential job sites.

The rule

1 sanitation facility per 5 building sites, no more than 200 feet walking distance apart.

Source: City of Frisco Residential Inspection Checklist, Feb 2026

On site from day one

Facilities must be on site at the start of construction — and must be serviced.

Count it

Plus OSHA

Crews of 20 or fewer: 1 toilet. Over 20: 1 seat + 1 urinal per 40 workers.

Source: OSHA 29 CFR 1926.51(c) Table D-1

Builder routes, one invoice

Weekly logged service across every lot.