2026 Arising 8.5x28 Mobile Office Trailer with 2 Offices & Bathroom

Arising 8.5x28 TA Enclosed Office Trailer - Fully Equipped Mobile Workspace

This Arising 8.5x28 tandem-axle office trailer is a turnkey mobile workspace built for comfort, durability, and productive on-site operations. Designed with a professional finish and practical systems, it's ideal for contractors, event teams, jobsite managers, and anyone who needs a reliable office on the road.

Why This Trailer Works

This unit combines the convenience of a fully finished office with the toughness of a work trailer. The dual mini-split AC units and full insulation keep the interior comfortable in all seasons, while the 50-amp electrical package lets you run tools, lighting, and office equipment without compromise. A mid-trailer partition creates dedicated workspace and storage, and the rear ramp allows you to bring in larger items or gear when needed. The rubber treadplate flooring and white metal interior make cleanup fast and keep the space looking professional.

Features & equipment

• Size: 8.5' wide x 28' long (tandem axle)
• Interior height: 7'6" - comfortable standing room throughout
• Walls & ceiling: White metal finish for a bright, clean interior that's easy to maintain
• Flooring: Rubber treadplate - durable, slip-resistant, and easy to clean
• Insulation: Fully insulated walls and ceiling for temperature control and noise reduction
• Electrical: 50-amp electrical package - supports heavy loads, appliances, and equipment
• Climate control: (2) 18,000 BTU mini-split AC units - one front and one rear for balanced cooling/heating
• Windows: (4) 15" x 18" windows for natural light and ventilation
• Interior layout: Partition wall mid-trailer with walk-through door to create separate office and work/storage zones
• Bathroom: 1/2 bath with sink and toilet package for on-site convenience
• Access & loading: Rear ramp door for equipment access and easy loading/unloading
• Chassis & suspension: Tandem 5,200 lb leaf spring axles for stable towing and dependable load capacity
• Jobsite offices and project managers
• Event support and concession operations that need an office/clean prep area
• Contractors who want a climate-controlled breakroom and workspace on location