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Construction Site Portable Toilets in San Jose and Santa Clara County

Portable toilets and handwash stations for San Jose job sites, sized to the Cal/OSHA rule and serviced on a schedule for the length of the job.

  • Portable toilets and restroom trailers
  • Call line to an independent local provider
  • Events, campuses and civil job sites

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Construction Toilets

Construction Site Toilets: what it covers

Quick answer

California's Cal/OSHA Title 8 section 1526 asks for one toilet for each 20 employees or fraction of 20, and a site with fewer than five employees can use one single-user toilet. San Jose Porta Potty Rental is a call line that connects you with an independent local provider who delivers, services and collects the units.

Construction Site Toilets illustration for San Jose, CA

San Jose never stops building. Housing goes up on infill lots, offices and labs go up in North San Jose and across the valley, and BART Silicon Valley Phase II is building a tunnel and stations through downtown. Every one of those sites has a crew, and every crew needs a toilet. For the general contractor, the question is not whether, but how many, where, and how often they are cleaned.

San Jose Porta Potty Rental does not own units. Call (888) 351-0294, describe the site and the crew, and an independent local portable-sanitation provider quotes. This page covers the Cal/OSHA count, how to place units as a site changes, how servicing works over weeks and months, and what the valley's mix of flat orchard land and hillside lots means for delivery.

Service area
San Jose & Santa Clara County
Availability
Call to reach a local provider
Warning signs

Signs you need construction site toilets

Do not let equipment, materials or vehicles block a unit or the servicing lane, and never move a unit with a machine. If a unit is damaged or tipped, call the line.

  • A site has started with a handful of workers and is growing, and nobody has recounted the toilets
  • A crew is working on a remodel and the house bathroom is no longer usable
  • A new housing or office project has begun grading and has no permanent restrooms yet
  • Crews work in several areas of a large site and the only toilet is a long walk away
  • Units have been on site for weeks and nobody can say when they were last serviced
  • Subcontractors are arriving with their own crews and the count has not been updated
  • A hillside lot has a delivery road that a standard truck cannot easily use
Our process

How our construction site toilets visit works

  1. Count the crew at its peak

    Use the largest number of employees on site on any one shift, and include subcontractors. The Cal/OSHA count follows employees, and the general contractor confirms what the job requires.

  2. Call and get a written quote

    Describe the site, the length of the job and the crew. The call connects you with an independent local provider, who quotes the units and the servicing, and confirms in writing when units are free.

  3. Place units where crews work

    Put units near the work areas on firm ground, away from heavy equipment paths. Move them as phases change.

  4. Agree the servicing schedule

    Servicing frequency is agreed with the provider and written in the quote. A larger crew needs more visits.

  5. Adjust as the site changes

    Tell the line when the crew grows or shrinks, or when a unit has to move. At the end, agree the pickup.

Cost

How much does construction site toilets cost in San Jose?

A job-site quote depends on crew and duration. No price is printed here.

Construction Site Toilets pricing in Santa Clara County (2026)
JobTypical rangeWhat it includes
Number of unitsPriced per unitFollows the headcount and the Cal/OSHA count.
Length of the jobWeeks to monthsLong jobs are usually quoted on a period basis.
Servicing frequencyAgreed with the providerMore visits for a larger crew.
Delivery accessOften separateHillside roads and gated sites add time.
RelocationMay carry a chargeAsk what moving a unit costs.

Prices are set by the independent provider, not by San Jose Porta Potty Rental. A written quote should say what a move or an extra visit costs.

Job stories

Typical jobs for construction site toilets

Typical job
Illustration: An office build in North San Jose whose crew keeps growing

An office build in North San Jose whose crew keeps growing

What homeowners notice
A general contractor starts grading with a handful of workers, and the headcount will rise through framing. Nobody has checked the toilet count against the Cal/OSHA rule.
What we do
The provider helps work out the count from the rule's one toilet for each 20 employees or fraction, places units near the work on firm ground with a lane left for the servicing truck, and adds a handwash station by the meal area.
What to expect
The contractor has a quote that can be updated as crews arrive, and a servicing calendar written down.

An initial order, then adjustments as the crew changes typical visit

How many toilets does a San Jose job site need?

Cal/OSHA Title 8 CCR 1526 calls for one toilet for each 20 employees or fraction of 20. A site with fewer than five employees can use one single-user toilet. So 21 workers need two, and 41 need three. The general contractor confirms the count for the job.

The arithmetic is straightforward, but the headcount is not. Count everyone who works on the site on the busiest shift, including subcontractors, and recount when the schedule changes.

This site cites the rule as a guide. It does not state that any rental satisfies it, and it does not replace the contractor's own safety plan.

What changes on a long job?

Over months, a site changes shape and so do its toilet needs. Units are moved as phases change, the crew grows and shrinks, and servicing is adjusted. Agree a servicing schedule, a way to request moves and a pickup date, and review them when the crew changes.

A housing project goes through grading, foundations, framing and finishing, and the crew size and layout change with each stage. A toilet that was central in March may be in the way in June.

A provider that is told about phases can plan. One that is not will find a unit boxed in by materials.

What about hillside lots and narrow roads?

Evergreen, Silver Creek, Almaden Valley and Saratoga have hillside lots where narrow roads and steep drives limit trucks. Tell the provider about the access, share photos if you can and place units where the truck can reach, even if that is not the closest spot to the work.

A standard truck is long, and it needs room to stop and work. A switchback road or a steep driveway may rule out a particular vehicle.

The alternative is to place units at the bottom or top of the slope and let workers walk. Agree what is acceptable with the contractor.

What about the big civil and campus projects?

Large projects, such as BART Silicon Valley Phase II or office development in North San Jose and Sunnyvale, run for years and cover wide areas. They need multiple unit groups, scheduled servicing and a way to move units as work progresses. See the civil project page for how that works.

The civil and transit project page covers linear sites and multi-year contracts.

Smaller infill jobs, such as a house remodel in Willow Glen, are a different scale, but they follow the same logic: count the crew, find firm ground, agree servicing.

What does the one-per-20 rule mean in practice?

Cal/OSHA counts each full or partial group of 20 employees as needing one toilet, so 1 to 20 workers need one, 21 to 40 need two, and so on. A site with fewer than five employees can rely on one single-user toilet. The general contractor decides the count, and a provider helps place the units.

The rule counts a fraction as a whole group, which means growth hits in steps. A crew that goes from 20 to 22 needs a second unit even though it only added two people.

Do the count at the busiest time of the project, not on the first day. Subcontractors, inspectors on site and delivery drivers who stay for long periods all add to the picture, though the rule itself counts employees.

Which kinds of San Jose-area sites rent the most?

Remodels and additions on residential lots, infill housing, office and lab buildings in North San Jose and Sunnyvale, retail and mixed-use projects in Winchester and along the Stevens Creek corridor, and large civil work downtown. Each has a different crew size, a different timeline and a different access problem.

A remodel in Willow Glen or Rose Garden is a small crew on a narrow lot for a long time. An office build in Milpitas or Sunnyvale is a large crew on flat former orchard land for months. A hillside house in Evergreen is a small crew on a steep lot.

Describe which of these your job resembles, and the provider will know what to ask next.

What about handwashing and meal areas?

A toilet without a place to wash is half a facility. Put a handwash station by each toilet group and near the area where the crew eats. Ask the provider about refills, since a station on a busy site can empty in a day. The general contractor confirms what the job requires.

Crews eat on site, and a station near the meal area gets used. A station at the far end of the lot does not.

Stations are separate lines in the quote and need water. The handwash page explains refills.

Options

Types and options for construction site toilets

Standard units for a crew

The default for job sites. They are sturdy, easy to service and cheap to add. See portable toilet rental for the basics.

A unit with a handwash station

A handwash station at each toilet group, especially where crews eat on site.

Long-term standing units

For jobs that last months, a standing arrangement with a servicing calendar, explained on the long-term rental page.

Santa Clara County

Why construction site toilets is different in Silicon Valley

The valley floor is flat former orchard land, and trucks reach sites in Sunnyvale, Milpitas and North San Jose easily. The foothills are a different matter, with sloped lots and narrow roads in Evergreen, Almaden Valley and Silver Creek.

Summers are dry, so dust and heat are the site issues, and shade and water for the toilet area are worth planning. In the wetter months, a muddy site may block the truck, so keep a hard lane for servicing.

Waste from a site's units goes to permitted haulers and a regional wastewater facility. The facility accepts domestic waste from portable toilets, but not construction or commercial process water. See the servicing page.

Milpitas has large warehouse, office and apartment projects along the flat Interstate 880 and Highway 237 corridors, and Sunnyvale has extensive office and housing construction on former orchard land. Crews there make up a big share of long job-site rentals.

Skip the guesswork. Call for a straight answer.

Tell us what's happening and we'll tell you honestly whether it's a quick fix, and what construction site toilets should cost.

Related

Long-Term Rentals

Standing portable toilet rentals for weeks or months, with a servicing calendar, set placement and a pickup date.

Civil and Transit Project Toilets

Multi-location, multi-year portable toilet arrangements for tunnel, station, road and redevelopment work across downtown San Jose.

Servicing and Pump-Out

What a servicing visit involves, how often to schedule one, and where portable toilet waste goes in Santa Clara County.

Guides

Read before you book

FAQ

Construction Site Toilets FAQs

What does Cal/OSHA require for toilets on a site?

Title 8 CCR 1526 asks for one toilet for each 20 employees or fraction, with a single-user toilet enough for fewer than five. The general contractor confirms what applies to the job.

How often are job-site units serviced?

Frequency is agreed with the provider and written in the quote. No county figure was found. A bigger crew needs more visits.

Can I add units mid-job?

Often yes, subject to stock. Call the line as soon as the crew grows. No same-day delivery is promised.

Can I move a unit myself?

No. Moving is done by the provider's crew with the right equipment.

Do I need handwash stations?

They are advisable at any site where people eat or handle materials. They are separate lines in the quote.

What if the site is gated?

Tell the provider how to get in, who has the key and when the gate is open.

Is the Cal/OSHA count the same as the federal one?

This site cites only the California rule. If your project is covered by another standard as well, the general contractor confirms which applies.