An ADA accessible portable toilet needs a 60 inch turning circle inside, a 32 inch clear door opening, and level, stable ground to sit on. If you have single-unit clusters on a Thornton job site or event lot, at least one unit in that cluster has to be accessible. That is not optional once you cross the threshold.
Size and clearance, mostly. ADA Standards section 404.2.3 sets the minimum clear door opening at 32 inches, wide enough for most wheelchairs to roll through without a fight. Inside, section 304.3.1 calls for a 60 inch diameter turning circle, so a user can rotate a chair without backing out. The route leading up to the unit matters just as much: section 403.5.1 requires a 36 inch clear path, and section 302.1 says the ground under it has to be stable, firm and slip resistant, which rules out setting one on loose gravel or soft turf after a Thornton spring thaw. Grab bars and reach ranges follow section 308.2.1, capping the forward reach at 48 inches high and 15 inches low, and door hardware has to work with a closed fist under section 309.4, no twisting or pinching required. If you're comparing a standard unit against the accessible version, the ADA accessible porta potty page breaks down what changes in the footprint. For ramped entries, section 405.2 limits the running slope to 1:12, which is why accessible trailer units often need more approach length than people expect.
One accessible unit per cluster, minimum, no matter how small the cluster is. ADA Standards section 213.2 sets the rule at 5 percent of clustered single-user units, but never fewer than one, so a bank of eight standard toilets still needs one accessible unit sitting right there with them. This is separate from your total toilet count under OSHA 1926.51(c), which sets ratios by headcount: one toilet for 20 workers or fewer, then one seat and one urinal per 40 workers as the crew grows past that, dropping to one per 50 once you're at 200 or more. Run both numbers side by side. A Thornton general contractor with 45 workers on site needs the OSHA ratio met first, then checks whether any of those units are clustered closely enough to trigger the 5 percent rule. Our how many porta potties do I need guide walks through headcount math if you're planning a bigger site, and the OSHA portable toilet requirements page covers the construction ratio in full.
Yes, and this trips up more event planners than job site supervisors. A wedding on a private lot, a festival in a public park, a golf tournament with vendor tents, all of these count as places of public accommodation once guests are invited. If you're renting a cluster of standard units for a festival restroom rental or a wedding restroom rental in Thornton, plan for at least one accessible unit in that group from the start, not as an afterthought once someone asks. The same logic applies to a marathon and race restrooms setup along a course, where accessible stations should sit at intervals a wheelchair user could reasonably reach, and to concert restroom rental and county fair restrooms jobs where crowd volume pushes unit counts up fast. Restroom trailers raise the bar further. A 2 stall restroom trailer or 4 stall restroom trailer built for public events should include an accessible stall meeting the same door and turning circle specs as a standalone unit, and our restroom trailer rental team can confirm which trailer models carry that layout before you book.
Accessible units run close to standard pricing but with less flexibility in supply, since fewer of them exist in any rental fleet.
| duration | low | typical | high |
|---|---|---|---|
| day | $200 | $230 | $400 |
| week | $120 | $185 | $240 |
Book early if your Thornton event or job site needs more than one, since accessible units are a smaller slice of most fleets and short-notice availability tightens fast. Delivery adds a separate fee on top of the unit rate, and placement still needs the same 36 inch clear path and firm ground the standard checked above. If your budget planning covers more than just the accessible unit, the porta potty rental cost page and porta potty rental per day page cover pricing across the rest of your fleet.
Only if units are clustered or the site serves the public. A single unit on a small residential job, like a home renovation porta potty rental, usually does not trigger the rule. Once you place multiple units together, section 213.2 kicks in.
Yes. Many Thornton customers rent a single accessible unit for a smaller event or a job site with limited crew. Check our portable toilet rental page for standalone options and delivery details.
Trailer pricing depends more on stall count and features than accessibility alone. Compare options on the restroom trailer rental cost page before deciding between a standalone ADA unit and an accessible trailer stall.
Same rules as standard units: firm ground, a clear 36 inch path, and close enough to the work area to be usable. Our porta potty placement guide covers ground conditions and clearance in more detail.
That needs confirming directly with the city before you set units on a sidewalk, street shoulder or public easement. Check with Thornton before delivery day, and see our porta potty permit requirements page for related questions to ask.
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