What size mobile office trailer do I need?
Depends on the crew. A small mobile office trailer works fine for one or two supervisors running paperwork and plan review off a truck tailgate otherwise. Bigger jobs, especially anything with subcontractor meetings or a site super plus an inspector, need more floor space and a second desk. If you are also renting a construction dumpster or temporary fencing for the same site, the office trailer usually gets delivered on the same trip, which saves a delivery fee. We size these the same way we size storage container rental jobs: tell us square footage of work area and headcount, and we match a unit to it. A mobile office enclosed trailer with a built-in bathroom adds plumbing and a holding tank, which changes weight and delivery requirements, so mention that upfront. For sites near Loma Linda, 5.3 miles west of Redlands, or Highland, 5.9 miles north, we factor drive time into the delivery window, not just distance.
Mobile office trailer weight and delivery, what should I know?
Weight matters because it determines what kind of ground and access the delivery truck needs. A used mobile office trailer or a new one both need firm, level ground to sit on, and our drivers check clearance the same way they do for roll-off dumpster drops: a straight approach with about 60 feet of clearance behind the trailer for the delivery truck to maneuver and set it down. If your site has tight alley access or a steep grade, tell us before delivery day, not after the truck is already there. Redlands job sites downtown often have narrower staging areas than sites out toward the county line, so we ask about gate width and overhead lines on every quote. If the trailer includes a bathroom, that adds a holding tank and increases total weight, which can change what kind of surface the trailer can sit on safely. We coordinate this the same way we do for restroom trailer rental, checking ground conditions before the truck rolls. Once it's set, leveling and any tie-down work happens on site, and that's part of the delivery, not a separate visit.
Can I get a mobile office trailer with a bathroom?
Yes. A mobile office trailer with bathroom adds a private restroom inside the unit instead of relying on a separate portable toilet outside. This works well for sites where the office trailer sits away from your other facilities, or where you want one enclosed structure instead of managing an office and a portable restroom rental separately. If your crew count still requires standalone units for the general workforce, OSHA 1926.51(c)(1) sets the ratio: one toilet facility for 20 workers or fewer, one toilet seat and one urinal per 40 workers once you're over that, scaling again at 200 workers. The office trailer bathroom does not replace that requirement for your crew, it just covers whoever works out of the trailer itself, usually the super and office staff. If you need to figure out crew-wide counts, our how many porta potties do I need guide walks through the math, and OSHA portable toilet requirements covers the citation in more detail.
What goes into the mobile office trailer interior?
Most units come with a desk, shelving, a heating and cooling unit, and enough outlets to run a laptop, a printer, and site lighting. Mobile office trailer interior layouts vary by size: a small unit might be one open room, while a larger trailer splits into a front office and a back meeting space. If you're running power tools or a light tower off the same circuit as the office, check amperage before you plug in, since office trailers are wired for office loads, not construction equipment. For sites that also need area lighting, we handle that through light tower rental or a temporary power pole instead of running everything off the trailer's panel. Housekeeping inside the trailer matters too. OSHA 1926.25 requires job sites to keep debris and scrap out of work areas, and that standard applies to the trailer interior just like it does the yard outside. Keep walkways clear, especially near the door, so inspectors and subs can move through without tripping over cable runs or supply boxes stacked against the wall.
Redlands sites that combine an office trailer with construction site services like fencing, dumpsters, and portable restrooms tend to run smoother because everything shows up coordinated instead of on five separate delivery windows. If you're comparing a mobile office trailer sale against a rental, most contractors renting for a single project find the monthly rate makes more sense than owning equipment that sits unused between jobs. Ask us for a request a quote and we'll walk through delivery logistics specific to your address, whether that's central Redlands or out toward Yucaipa, 9.1 miles east.
How much does it cost to rent a mobile office trailer?
Pricing depends on size, features, and rental length, and we quote each job individually since office trailers vary more than standard restroom units. Ask about bundling delivery with other equipment like a storage container or dumpster rental on the same trip, since that often reduces the delivery fee.
Do I need a permit for a mobile office trailer in Redlands?
Placement in the public right of way or on certain lot types may need confirming with the city of Redlands. We recommend checking with the city before delivery day, especially if the trailer sits on a public street or sidewalk area rather than fully on private property.
Can I get a used mobile office trailer instead of new?
Yes, and most rental fleets mix both. A used unit works the same as new for office function, it just may show more cosmetic wear. Ask what's available when you request a quote, since availability shifts by season and by what's currently out on other Redlands jobs.
How long can I rent a mobile office trailer for?
As long as your project runs. Most Redlands contractors rent monthly and extend as needed, similar to how we handle monthly porta potty rental agreements. Short daily or weekly terms are available too, just ask when you call.
Does the office trailer come with a bathroom already installed?
Only if you request that configuration. Standard office trailers are just office space; the mobile office trailer with bathroom option adds plumbing and a holding tank, which changes weight and delivery needs, so mention it when you book.
Next step
Get a delivery date
Tell us the address, the dates and the headcount. We size the order and confirm the route.