How many units do I actually need?
Start with headcount, not guesswork. For construction crews, OSHA 1926.51(c) sets the baseline: 1 toilet for 20 workers or fewer, then 1 toilet seat and 1 urinal per 40 workers once you pass 20, and 1 per 50 once you hit 200 or more. For events, industry practice (ANSI/PSAI Z4.3) treats one unit as good for about 10 users across a 40 hour week before service gets stretched thin. If you are not sure where your job or event lands, run the numbers on our how many porta potties do I need guide before you call. Agricultural operations follow a different rule: OSHA 1928.110 requires field sanitation within a quarter mile walk of hand-labor employees, one facility per 20 workers, which matters for anyone running a job on the edge of Arcadia near farm ground. Weddings and private parties do not fall under OSHA at all, but guests still expect the same math roughly one standard porta potty rental per 75 to 100 people for a few hours, more if the bar is open. If your guest list skews upscale, look at the deluxe flushable porta potty option instead. And if anyone on site or at the event uses a wheelchair, ADA Standards 213.2 requires at least one accessible unit in any cluster, never fewer than one even if 5 percent rounds down to zero.
Where should the units go?
Pick flat, stable ground first. ADA Standards 302.1 calls for surfaces that are stable, firm and slip resistant, and that rule matters just as much for a work crew balancing a hand truck as it does for a wheelchair user. Clear a path at least 36 inches wide per ADA Standards 403.5.1, and if you are placing an ADA accessible porta potty, the unit itself needs a 60 inch turning circle inside per ADA Standards 304.3.1 and a door opening of at least 32 inches under ADA Standards 404.2.3. Delivery trucks need room too. A restroom trailer rental or a standard unit both typically need clearance to back in and drop off without threading through parked cars. If the job also involves a roll-off dumpster rental, plan for about 60 feet of straight clearance behind the truck for that delivery separately. For placement right along the street or sidewalk in Arcadia, confirm with the city whether the spot counts as public right of way before the truck arrives; that is a call worth making before delivery day, not after. Our porta potty placement guide covers ground clearance and traffic flow in more depth.
Do I need water and handwashing separate from the toilet?
Yes, in most cases. OSHA 1926.51(a)(1) requires an adequate supply of potable water at every place of employment, and that is separate from the toilet unit itself. If your crew is applying paints, coatings, herbicides or insecticides, OSHA 1926.51(f)(1) kicks in specifically for washing off those contaminants, not just general hand cleaning. General industry sites, as opposed to construction, follow 29 CFR 1910.141(d)(2) instead, which requires soap and a towel or hand-drying device at wash stations; hand sanitizer alone does not satisfy that standard. A handwashing station rental or a portable sink rental solves this cleanly, and pairing one with a hand sanitizer station rental covers the gap between full washes. If you are unsure which standard applies to your job, the handwashing requirements page breaks down construction versus general industry rules side by side.
What does it cost and how far out should I book?
Prices depend on unit type and rental length, and longer rentals generally cost more in total even though the per-day rate drops. Here is what a standard rental in Arcadia typically runs:
| Duration | Typical Price |
|---|---|
| Day | $150 |
| Week | $200 |
| Month | $200 |
A weekend rental, common for events near Arcadia, typically runs around $250. Delivery fees usually add another charge on top of the rental itself. For a fuller breakdown across unit types, see porta potty rental cost, or if you are pricing a single day of use, check porta potty rental per day. Long jobs should look at monthly porta potty rental instead of stacking weekly rates. Booking 10 to 14 days ahead gives enough room to confirm placement, accessible unit counts, and service frequency before delivery. Tight timelines happen too; if you are within a day or two of an event, our emergency porta potty rental page covers what is realistic on short notice.
How often do units get serviced during a rental?
A standard unit holds 60 to 70 gallons in its tank, and ANSI/PSAI Z4.3 treats weekly service as the baseline for up to 10 users across a 40 hour week. Heavier use, like a multi-day festival or a busy job site, needs more frequent pumping to avoid overflow.
Can I place a unit on the street in front of my house?
Maybe, but placement in the public right of way in Arcadia needs confirming with the city first. Check with the local building or public works department before delivery, since curb and sidewalk placement is handled differently than a private driveway or yard.
Do I need an accessible unit for a small backyard party?
Not by law, since ADA rules target public accommodations and employers, not private events. If a guest uses a wheelchair, though, an ADA accessible porta potty with a 32 inch door and 60 inch turning space makes the day easier for everyone.
How far in advance should I schedule delivery?
Ten to 14 days is a safe window for most standard rentals, longer for large events needing multiple restroom trailer rental units. Peak weekends near Sierra Madre or Monrovia book fast, so earlier is always safer than later.
What is the difference between a standard unit and a deluxe unit?
A standard unit is a basic non-flushing toilet, about 44 by 48 inches on the ground and 92 inches tall. A deluxe flushable porta potty adds a flushing mechanism and a nicer interior, better suited to weddings or upscale events.
Next step
Get a delivery date
Tell us the address, the dates and the headcount. We size the order and confirm the route.