Rentals by project
Construction Porta Potty Rental Built Around Your Crew Count
Job-site toilets that match your headcount, stay out of the way of trucks and get serviced on a schedule your superintendent can plan around, from a two-person remodel to a tower with a crane on site.
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- Same-day delivery when units are available
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Construction porta potty rental that keeps a job site running
A construction porta potty rental puts self-contained toilets where your crew works, so nobody leaves the site, wanders into a neighbor's business or loses half an hour hunting for a restroom. General contractors, framers, roofers, utility crews, solar installers and remodelers all need them, and so does any owner-builder whose house has no working plumbing yet. Federal OSHA treats toilet access as a basic jobsite requirement, which is why most superintendents put sanitation on the mobilization checklist next to fencing and the dumpster.
Most sites run on standard single-stall units: a polyethylene shell roughly four feet square, a holding tank, a urinal in many models and a vented roof. Larger crews add a flushing model for the trailer area, and anyone handling concrete, roofing tar or chemicals benefits from a foot-pump sink with soap and towels rather than sanitizer alone. On high-rise and podium work, a crane-liftable unit with a steel lifting frame lets you stage a toilet on upper decks so workers are not riding the hoist for every break.
Placement matters as much as count. A good spot is level, firm, reachable by a service truck and well clear of haul routes, crane swing paths, excavations and material laydown. Keep units off the path concrete trucks and dump trucks use to back in, and away from storm drains in case a unit tips. Wind tie-downs or stakes are worth asking about on open lots, and in tight urban footprints the sidewalk or right-of-way may require a permit from the city.
Servicing is where job-site sanitation is won or lost. Weekly pump-out and cleaning is the common baseline: the tank is emptied, surfaces are wiped and sanitized, paper is restocked and the deodorizing chemical is refilled. Crews of forty or more, long shifts and hot weather fill tanks faster, so twice-weekly service is often the better plan. Tell us your crew size and work hours when you call and we will suggest a rhythm, then adjust it as the project ramps up or winds down.
OSHA Table D-1 crew ratios, in plain terms
Under federal rule 29 CFR 1926.51(c), the minimum number of toilets depends on how many workers are on site. These are floors, not targets, and State Plan states may set their own detail, so confirm the current rule with the agency or your safety manager.
| Workers on site | Federal minimum | What that often looks like |
|---|---|---|
| 20 or fewer | At least 1 toilet | One standard unit, plus a handwash station near it |
| 20 to 199 | 1 toilet seat and 1 urinal per 40 workers | A 60-person crew rounds up to 2 seats and 2 urinals, often met with 2 units that each include a urinal |
| 200 or more | 1 toilet seat and 1 urinal per 50 workers | A 250-person site needs at least 5 seats and 5 urinals, usually split into clusters across the footprint |
| Mobile crews | Exception where transportation to nearby toilets is readily available | Common for survey, paving and service crews; document how workers reach facilities |
| Any crew size | Hand-washing facilities expected where toilets are provided | Foot-pump sinks for crews handling concrete, solvents or food on breaks |
Typical job-site unit specifications
| Footprint | Roughly 43 to 48 in square; varies by model |
|---|---|
| Height | About 7.5 ft |
| Holding tank | Roughly 60 to 70 gal on standard units |
| Empty weight | Roughly 150 to 250 lb, so anchoring matters in wind |
| Crane-liftable option | Steel lifting frame; your site sets the pick plan and rigging |
| Common fixtures | Toilet seat, urinal in many models, paper holder, roof vent |
| Handwashing | Separate foot-pump sink stations, or sinks inside some flushing models |
| Typical service rhythm | Weekly on most sites; more often for big crews or heat |
These are common ranges, not a promise about a particular unit. What will actually arrive is confirmed on the call.
Capacity and planning
Federal Table D-1 sets the floor: at least one toilet for 20 or fewer workers, then one seat and one urinal per 40 workers, and per 50 once you reach 200. Plan above the minimum when shifts run long, crews double up during pours, or the weather is hot.
Sanitation standards
Each service visit typically covers pump-out, sanitizing of seat, walls and door handles, a paper restock and fresh deodorizer. Waste goes to an approved disposal facility under state and local rules, never to a site drain.
Projects that lean on job site porta potties
Commercial and high-rise builds
Ground-level clusters near the gate plus crane-liftable units staged on upper decks, coordinated with the lift schedule and the site logistics plan.
Residential subdivisions
One or two units per active lot or a shared cluster at the model home, moved as phases close out. Many builders pair this with a wheelchair-accessible unit near the sales trailer.
Roadwork and utility corridors
Units placed at staging yards and leapfrogged along the alignment. Crews that drive between sites may fall under the mobile-crew exception, which is worth confirming with your safety lead.
Remodels and owner-builder projects
A single unit in the driveway while the house plumbing is shut off, sized for a small crew and serviced on a schedule that fits the job length.
Settle these before the first unit arrives
Who regulates your site
Twenty-one states run State Plans that cover private employers, including California (Cal/OSHA), Washington (DOSH), Michigan (MIOSHA) and North Carolina. In New York, New Jersey, Illinois and a few others, the State Plan covers only public employees, so private contractors answer to federal OSHA. Your safety manager should confirm which rule applies.
Truck access on service day
The service truck needs a firm route to every unit. If a unit ends up behind a stockpile or inside a locked fence, the visit gets skipped. Tell us about gate codes, access hours and whether the route changes as the building grows.
Peak headcount, not average
Size for the busiest weeks, such as framing, MEP rough-in or a big pour, and add units for that window instead of running short. Removing units as trades finish is simple to arrange by phone.
Crane picks and upper floors
Lifting a unit is a rigging decision for your site team. Units should be serviced or pumped before a pick, and the landing spot on the deck needs to be level and away from leading edges.
Handwashing and hygiene
Sanitizer stands help, but crews with cement, tar or adhesive on their hands need soap and water. Plan at least one sink station per cluster, and more near the break area.
Across the US
How job-site sanitation shifts from region to region
Climate changes the plan more than people expect. Across the Sun Belt, from Phoenix to the Florida suburbs, summer heat speeds up odor and fills tanks faster, so many sites move to twice-weekly service and place units in shade where they can. In the northern tier, from Minnesota to Maine, tanks and handwash water can freeze; providers commonly add a brine or freeze-resistant charge and swap sinks for sanitizer when temperatures stay low. Gulf and Atlantic coast sites should have a plan to strap down or remove units when a hurricane is forecast.
Mountain West projects deal with wind that can tip a lightweight shell, so staking is often worth the effort on open pads in Wyoming or Colorado. Dense cities add paperwork: a unit on a sidewalk or in a parking lane in Manhattan or Chicago may need a right-of-way permit. Rules differ by state as well, so a crew moving from a California project to a job in Texas trades a State Plan for federal OSHA.
Superintendent questions about site toilets
Do subcontractors each need their own toilets?
Not usually. The ratio is based on the total number of workers on the site, regardless of employer, so most general contractors provide a shared cluster and count every trade. If a large sub brings its own crew for a long scope, the GC and sub sometimes agree to add units for that phase. Put the arrangement in writing so nobody assumes the other party is covering it.
Can a porta potty be lifted to an upper floor of a high-rise?
Yes, with a crane-liftable unit built on a steel frame with lifting points. Your site team owns the pick plan, rigging and landing zone. The unit is normally pumped and cleaned before it goes up, and servicing on an elevated deck needs its own plan, often bringing the unit down or using a hose run, which we work out on the call.
What happens to the units when the project pauses for weather or permits?
You can keep them on site and drop the service frequency, or have them picked up and redelivered when work resumes. For a pause of a couple of weeks, reducing service is often simpler. For a long stop, especially through a winter freeze, removal usually makes more sense. Call when the schedule changes and we will adjust it.
How should units be placed on a sloped or muddy lot?
A unit needs a reasonably level, firm base or it rocks, leaks at the door and can tip. Gravel, a plywood pad or a spot on the driveway apron all work. Keep the unit uphill of excavations and out of drainage paths, and make sure the service truck can reach it without getting stuck after rain.
Short on time?
Same-day delivery is often possible when units and a truck are free near your site. Our phone line is open 24/7 for broken plumbing, storm damage and last-minute crowds. Call and you will hear plainly what is possible for your address.
Often booked alongside
Portable Handwashing Station Rental
Foot-pump sinks with fresh water, soap and towels for job sites, food areas and any restroom cluster.
Learn moreStandard Porta Potty Rental
The everyday single-stall unit for yards, lots, job sites and gatherings that need simple, reliable restrooms.
Learn moreEmergency and Long-Term Rentals
Temporary toilets for plumbing failures, storm recovery and outages, plus monthly rentals with a steady service schedule.
Learn morePlanning guides
- How Much Does It Cost to Rent a Porta Potty? What Drives the Price
- OSHA Porta Potty Requirements for Construction Sites Explained
- How Often Are Porta Potties Serviced?
- Winter Porta Potty Rental and Freezing: What to Plan For
State planning notes
Need construction site toilet rental?
One call covers availability, the right unit mix and how servicing will work. Phone lines are open 24/7.