How many units do I actually need?
Start with headcount, not guesswork. OSHA 1926.51(c) sets the baseline for construction crews: one toilet for 20 workers or fewer, then one toilet seat and one urinal per 40 workers once you pass 20, moving to one per 50 at 200 or more. Ag operations follow a different rule under 1926.51(c) and 1928.110, which calls for one facility per 20 hand-labor employees, reachable within a quarter mile walk. Events run differently since guests don't stay all day; check how many porta potties do I need for that math and read the full breakdown at OSHA portable toilet requirements. If you're staffing an ADA-accessible job site, ADA restroom requirements explains the 5 percent minimum under ADA Standards 213.2. Whatever the count, round up. A crew of 22 in Antioch still needs that second unit, not a fraction of one.
What unit type fits the job?
A standard unit covers most construction sites: about 44 by 48 inches on the ground, 92 inches tall, with a 60 to 70 gallon holding tank. For weddings or office parking lots, a deluxe flushable porta potty or full restroom trailer rental reads better to guests. Job sites with a worker who uses a wheelchair need an ADA accessible porta potty, which must meet a 36 inch clear route per ADA 403.5.1 and a 32 inch door per ADA 404.2.3, with a 60 inch turning circle under ADA 304.3.1. Farms and remote sites sometimes need a holding tank rental instead. Crews applying paints, coatings, herbicides or insecticides trigger washing requirements under OSHA 1926.51(f)(1), which is why a handwashing station rental belongs on the same order, not an afterthought. If you're not sure which fits, portable restroom rental walks through the options side by side.
Where should the unit go?
Pick flat, stable ground with a clear path in and out. ADA 302.1 requires the ground surface itself to be stable, firm and slip resistant, which rules out soft dirt or loose gravel for accessible units. Leave 60 feet of straight clearance behind the delivery spot; that's what a roll-off or trailer truck needs to set the unit without backing through landscaping. Keep it away from storm drains and, in Antioch, clear of any area governed by street or right-of-way rules, since placement in the public right of way needs confirming with the city before delivery. The full walkthrough is at porta potty placement guide. If the site also has a temporary fence rental or a roll-off dumpster rental going in, plan all three drop points together so trucks aren't crossing paths on delivery morning.
When should I schedule delivery and service?
Book delivery for the day before your event or the first day of the job, not the morning of. Service frequency follows ANSI/PSAI Z4.3, which sets one visit per week as the baseline for up to 10 users over a 40 hour week; busier sites need two or three visits. Handwashing stations need soap and towels or a hand-drying device under 29 CFR 1910.141(d)(2), since sanitizer alone doesn't satisfy that standard. Weekly rental for a standard unit runs from about $130 to $500 depending on service level, and monthly runs $125 to $325; see monthly porta potty rental or porta potty rental cost for the full range. Renovation jobs that stretch past a few weeks often do better on a home renovation porta potty plan than repeated short bookings.
| unit | day | week | month |
|---|---|---|---|
| standard | $100-$350 | $130-$500 | $125-$325 |
| ada | $200-$400 | $185-$240 | -- |
| deluxe | $85-$1200 | $150-$290 | -- |
Weekend rates run separately: a standard unit weekend typically lands near $250, and an ADA unit weekend runs close to $240. Check porta potty rental per day if your job is a single-day pour or inspection instead of a multi-week build.
Confirm two more things before the truck leaves your driveway: whether you need a temporary power pole or light tower rental nearby for night work, and whether local rules require a permit. Porta potty permit requirements covers what's known and flags what still needs a call to the city. Weddings and festivals have their own checklist logic; see event restroom rental or wedding restroom rental for those. For anything with a dumpster or storage container on the same lot, construction site services ties the whole order together in one delivery window.
Frequently asked questions
How far out should I book a porta potty in Antioch?
Aim for 5 to 7 days ahead for standard jobs, longer for weekends near Brentwood or Oakley events since trucks routing through Antioch, CA often stack multiple stops. Rush orders are possible; see emergency porta potty rental for same-day options when a job starts sooner than planned.
Do I need an ADA unit if only one worker needs it?
Yes. ADA Standards 213.2 requires at least one accessible unit in any cluster, even a small one, and never fewer than 5 percent of the total. One qualifying worker is enough to trigger it under ADA accessible porta potty rules.
What size dumpster pairs with a renovation job in Antioch?
Depends on debris volume more than crew size. A 10 yard dumpster rental suits a single room, while whole-house jobs usually need 20 yard dumpster rental or larger; dumpster sizes and dimensions compares all four.
Can I place a unit on gravel or dirt?
Only if it's compacted and stable. ADA 302.1 requires stable, firm, slip-resistant ground for accessible units, and loose surfaces make standard units tip risks too. Check porta potty placement guide before delivery day.
How often does a unit get serviced once it's placed?
Weekly is the baseline under ANSI/PSAI Z4.3 for light use. Busy construction sites or multi-day events in Antioch usually need two to three visits weekly; see how often are porta potties cleaned for the breakdown by use level.
Next step
Get a delivery date
Tell us the address, the dates and the headcount. We size the order and confirm the route.