OSHA toilet rules for job sites

What 29 CFR 1926.51 requires.

20 or fewer workers

At least 1 toilet.

More than 20 workers

1 seat + 1 urinal per 40 workers. 200+: per 50.

Minimum isn't a plan

With weekly service, plan 1 unit per 10 workers.

Painters & concrete crews

Add a hand-wash station under 1926.51(f).