Industry Glossary

Key terms for office trailer support equipment, site logistics, and compliance.

C

Cam-Lock Fitting

Quick-connect coupling for water and waste hoses. Allows tool-free connection. Standard on Water Box and Waste Box discharge ports.

Complete Box

Combined fresh water supply (330 gal) and waste holding (330 gal) in a single towable trailer. Eliminates need for site plumbing.

Containment Berm

Portable secondary containment system for generators and fuel tanks. EPA SPCC compliant. Catches fuel spills and prevents ground contamination.

D

Daisy-Chain

Connecting multiple Water Boxes or Waste Boxes in series to increase capacity. Standard feature on all Water and Waste Box units.

E

EPA SPCC

Environmental Protection Agency Spill Prevention, Control, and Countermeasure regulations. Requires secondary containment for fuel and oil storage above certain thresholds.

G

Generator Sizing

Matching generator output (kW) to site electrical load. Single office trailers typically need 20-25 kW; multi-trailer sites need 30-40 kW; full compounds need 50+ kW.

Gray Water

Wastewater from sinks, showers, and non-toilet drains. Held in onboard tanks and pumped during service visits.

I

IBC Tote

Intermediate Bulk Container. 275-330 gallon tank in a metal cage, used in Water Box and Complete Box configurations.

O

OSHA 29 CFR 1926.51

Occupational Safety and Health Administration regulation covering sanitation requirements on construction sites including hand washing, restroom, and shower access.

P

PTZ Camera

Pan-Tilt-Zoom camera. Used on solar surveillance trailers for adjustable, wide-coverage site monitoring.

Pump-Out

Emptying waste holding tanks using a vacuum truck. Included in regular service visits.

S

Shore Power

External electrical power supplied to trailer equipment from a building, power distribution panel, or generator.

Sound-Attenuated

Generator enclosure designed to reduce noise output for site compliance and worker comfort.

T

TAG4

Four-station portable hand washing unit with hot/cold water, foot pumps, and integrated soap/towel dispensers.

W

Waste Box

Self-contained 660-gallon waste holding tank on a towable trailer. 12V transfer pump with 3-inch cam-lock fittings.

Water Box

Self-contained 660-gallon fresh water supply on a towable trailer. 12V demand pump with battery backup and garden hose connection.

Have a Question Not Covered Here?

Our team is happy to explain any equipment or process. Get in touch.