How many ADA units do I need?
Start with your total unit count, then apply the 5 percent floor from ADA Standards section 213.2. One cluster, one accessible unit minimum, no exceptions for small jobs. A crew running six standard units at a Port Saint Lucie build site still needs one ADA unit, because the rule sets a floor, not a straight percentage below a certain size. For guidance on total unit counts before you layer in the accessible requirement, our porta potty calculator guide walks through worker counts under OSHA 1926.51(c)(1), which sets 1 toilet for 20 workers or fewer on construction sites. Events pull from a different logic entirely, since foot traffic and dwell time matter more than headcount; see our event restroom rental page for that math. Whatever the job, get the accessible unit into the delivery order up front. Swapping in an ADA unit after units are already placed usually means a second delivery fee, and those run $100 to $150 a day depending on distance and notice.
What makes a portable restroom ADA compliant?
Compliance comes down to space and reach, not just a wider door. ADA Standards section 404.2.3 requires a minimum clear door opening of 32 inches, wider than the doorway on a standard unit. Inside, ADA Standards section 304.3.1 calls for a 60 inch turning circle, enough room for a wheelchair to rotate fully without backing out. The route to the unit matters just as much as the unit itself: ADA Standards section 403.5.1 sets a 36 inch minimum clear width for the accessible path, and ADA Standards section 302.1 requires that ground surface be stable, firm and slip resistant, which rules out loose gravel or soft turf as a landing pad. Reach ranges matter too. ADA Standards section 308.2.1 sets forward reach at 48 inches maximum and 15 inches minimum, and ADA Standards section 309.4 requires operable parts, door latches included, to work with one hand and no more than 5 pounds of force. Our deluxe flushable units meet the space specs and add a flush feature many Port Saint Lucie event clients ask for by name.
Where should ADA units be placed on site?
Placement is where most compliance failures actually happen, not the unit itself. The accessible unit needs the same 36 inch clear path the rest of the ADA Standards require, running from the nearest accessible parking or drop-off point straight to the door. Ramps on that route, if there are any grade changes, can't exceed a 1:12 slope under ADA Standards section 405.2. We map that route during the site visit rather than guessing from a satellite photo, because a low spot near the pad in Port Saint Lucie's sandy soil after a rain can turn a compliant layout into a mud crossing overnight. If you're placing units near a right of way, confirm with the city before delivery; that permission is not something we can verify from here and needs a direct check with Port Saint Lucie planning staff. For jobs spanning multiple structures, our portable restroom rental team lays out cluster positions so the accessible unit sits within easy reach of every work zone, not tucked behind the farthest one. Renovation jobs and small residential pours often only need a single unit; see home renovation porta potty for that scale.
Do I need ADA restrooms for a private event?
Private events without public attendance generally fall outside ADA public accommodation triggers, but most venues, permits, and insurers ask for at least one accessible unit anyway. Weddings, fundraisers and ticketed festivals in Port Saint Lucie typically fall on the public side of that line. Our wedding restroom rental and festival restroom rental pages both build in an ADA unit as standard practice, not an upcharge add-on. Pricing for a standalone ADA unit runs $200 to $400 a day or $120 to $240 a week, and weekend rentals for weddings and similar events typically land around $240. If your event calls for a full trailer instead of individual units, our restroom trailer rental line includes ADA-compliant stalls in the 4 stall and 8 stall configurations, useful for county fairs and golf tournaments where guest counts run high. Check golf tournament restrooms or county fair restrooms for layouts sized to those crowds.
| unit | duration | low | typical | high |
|---|---|---|---|---|
| ada | day | 200 | 230 | 400 |
| ada | week | 120 | 185 | 240 |
Jobs near Stuart, 13.5 miles southeast, or Fort Pierce, 14.5 miles north, still route through our Port Saint Lucie yard, so delivery timing depends on that drive plus your site's specific access needs.
Does a construction site need an ADA porta potty?
Yes, if the site is open to public visitors or inspectors, not just crew. Worker-only counts follow OSHA 1926.51(c)(1) ratios, but any public-facing access point should still include one accessible unit under ADA Standards section 213.2.
How wide does the door need to be?
At least 32 inches clear, per ADA Standards section 404.2.3. Standard units run narrower, so an ADA unit is a different physical product, not just a sticker on a regular door.
Can I rent just one ADA unit without standard units?
Yes. Small renovation jobs and single-guest accommodations often just need one ADA unit on its own, priced the same as it would be within a larger cluster.
What ground surface works under an ADA unit?
Firm, stable and slip resistant, per ADA Standards section 302.1. Loose sand, common on Port Saint Lucie lots, usually needs a plywood or matting pad first.
Does hand sanitizer count as handwashing for ADA restrooms?
No. Under 29 CFR 1910.141(d)(2), washing facilities need actual soap and towels or a drying device. Pair any restroom cluster with a handwashing station to cover that separately.
Next step
Get a delivery date
Tell us the address, the dates and the headcount. We size the order and confirm the route.