OSHA 1926.51: 40 workers, one porta potty enough?
OSHA 1926.51(c) requires more than one portable toilet for 40 workers on a construction site. For 20 to 199 workers, the standard mandates one toilet…
1answer
18views
Deb K. replied
Questions tagged “Osha 1926 51”
78 questions across all categories.
78 questions
75-person crew, all men, on a pipeline project: can we use portable urinals to meet OSHA?
I'm running a pipeline crew of 75 men on a narrow rural right-of-way. We need to meet OSHA 1926.51 sanitation rules, but space is tight for full…
2answers
24views
Hector V. replied
OSHA rule for a 50-person crew on a 10-story building?
OSHA 1926.51(c) requires at least two standard portable toilets for a 50-person construction crew. The standard mandates one toilet seat and one…
1answer
28views
Brad L. replied
Winter 2026: How do high-rise units handle freezing at elevation?
We're on a 40-story high-rise in Chicago, winter 2026. The crew is 150 people, five days a week. We have a cluster of standard units and one…
1answer
30views
Deb K. replied
High-rise site: what's the protocol if the service elevator is out?
We're five months into a 20-story high-rise build in downtown Phoenix. I have a standard-unit and an ADA-compliant on every third floor, serviced…
1answer
25views
Brad L. replied
OSHA 1926.51: Do temp workers count toward the toilet ratio?
Yes, OSHA 1926.51 counts all workers on a construction site toward the toilet ratio, including temporary workers. The standard applies to all…
1answer
23views
Ray M. replied
OSHA 1926.51: do subcontractors count toward our total headcount?
Yes, subcontractors count toward the total headcount for the OSHA 1926.51 toilet requirement. The standard applies to all employees on the…
1answer
36views
Ray M. replied
What's the OSHA rule for porta potties on a bridge project?
OSHA 1926.51(c) requires one toilet and one urinal per 40 workers for a crew of 45 on a construction site. Your bridge project needs two units. The…
1answer
27views
Marcus B. replied
Office remodel: 25 workers for 3 months. How many porta potties?
We're gutting a two-story office building downtown, with 25 construction workers on site daily for three months. The crew is all trades, no mobile…
2answers
31views
Brad L. replied
OSHA 1926.51: Does a weekend security guard count toward our total headcount?
Yes, a weekend security guard counts toward your total headcount for OSHA 1926.51 compliance. The OSHA construction sanitation standard applies to…
1answer
33views
Marcus B. replied
Can we use portable urinals to meet OSHA for a 60-man crew?
We've got a 60-man crew on a five-month commercial job. The site is tight, and I'm trying to minimize the footprint for the toilet setup. OSHA…
1answer
26views
Deb K. replied
50-person crew, all men: can we meet OSHA with just portable urinals?
We have a 50-person construction crew, all men, on a tight urban site for a six-week foundation and steel package. The site is a narrow lot with a…
2answers
31views
Priya N. replied
What's the OSHA rule for a 45-worker bridge project over water?
For a 45-worker bridge project over water, you need two toilets and two urinals to meet OSHA 1926.51. That standard requires one toilet seat and one…
1answer
24views
Carl D. replied
OSHA 1926.51: Does a 10-man crew on a 30-story exterior need a unit on the roof?
OSHA 1926.51 does not require a portable toilet on the roof for a 10-man crew doing facade work. The standard is based on total worker count at the…
2answers
28views
Deb K. replied
2026: What's the OSHA rule for porta potties on a 75-worker site?
OSHA 1926.51 requires two portable toilets for 75 construction workers. The standard specifies one toilet seat and one urinal per 40 workers, so 75…
1answer
23views
Deb K. replied
OSHA 1926.51: do weekend overtime crews change toilet counts?
Weekend overtime crews do not change the minimum toilet count for a construction site under OSHA 1926.51(c). The rule sets minimums by the maximum…
1answer
25views
Ray M. replied
OSHA 1926.51: do subcontractor crews count toward the toilet ratio?
Yes, OSHA 1926.51 includes all subcontractor workers in your total toilet count. The standard applies to every employee on the construction site,…
1answer
26views
Deb K. replied
What's the OSHA rule for a 30-person crew on a 5-story build?
OSHA 1926.51 requires one portable toilet for a 30-person construction crew. The standard states that for 20 to 199 workers, you must provide one…
1answer
29views
Ray M. replied
Four day reroof on an occupied house: do I need a porta potty?
I'm starting a four-day reroof on an occupied house next week. My crew has six people, working eight-hour days. The homeowner says we can use their…
1answer
25views
Tyler R. replied
Can a portable urinal replace a standard unit for a male crew?
I run a roofing crew of 20 men on a four-month residential gut rehab in Chicago. We have one standard portable toilet on the ground, and it gets…
2answers
28views
Porta Potty Forum Team replied
OSHA 1926.51: Do night shift workers require separate porta potties?
OSHA 1926.51 does not require separate portable toilets for day and night shifts. The standard counts total workers on site at a given time, not by…
1answer
32views
Marcus B. replied
Drywall crew of 12 on a house remodel: does OSHA want a separate handwash station, or is the sanitizer on the unit enough? ✓ Solved
OSHA 1926.51 requires a separate handwash station with water for a 12-person drywall crew, not just a hand sanitizer dispenser on the unit. The…
2answers
32views
Jake W. replied
OSHA 1926.51: Do weekend workers count toward our total?
OSHA 1926.51 counts all workers present at the site during the workday toward the total for portable toilet requirements. Your weekend crew requires…
1answer
32views
Deb K. replied
What's the OSHA rule for a 25-person crew on a 3-story building?
One standard portable toilet is enough for a 25-person crew on your three-story building. This meets the minimum requirement of OSHA 29 CFR 1926.51.…
1answer
30views
Deb K. replied
Does the ADA cluster rule apply to a single unit on a construction site?
My site in Phoenix has a tight footprint for a 12-story office build. We only have room for one portable toilet on level ground with truck access…
1answer
40views
Marcus B. replied