Near Miss

A flammable hydrocarbon fuel—primarily propane or butane—stored under pressure and commonly used onsite for heating, cutting, and equipment operation. Subcontractors handling LPG must comply with Transport Canada and provincial regulations for storage, transport, and handling. Proper training and certifications are typically required before field crews can work with LPG systems.

A U.S. trade association representing aggregate producers and suppliers. Subcontractors working aggregate sites must often meet NSSGA safety and operational standards. Their guidelines influence site rules, equipment specs, and contractor qualification requirements.

The controlled burning of associated gas during normal production operations, not caused by emergencies or equipment failure. Subcontractors working on-site must follow strict protocols during flaring events. Expect potential work stoppages or exclusion zones that affect crew access and scheduling.

Water with salinity between fresh water and seawater, commonly encountered during drilling or site dewatering operations. Subcontractors must handle it as a controlled substance — improper disposal can trigger environmental violations and project shutdowns. Verify disposal protocols with the prime contractor before mobilising.

An accidental hit to a buried line — gas, electric, telecom, or water — during excavation or drilling. Subcontractors are typically liable for damages, work stoppages, and injuries if proper locates weren't completed. Always confirm valid BC One Call or Alberta One-Call tickets before breaking ground.

A formal process where subcontractors identify and evaluate site-specific risks before work begins. It documents potential dangers, required controls, and responsible parties. Most client operators require a completed hazard assessment before issuing a work permit.

When a Jobsite Incident Happens: What Field Workers Need to Know Before Signing Anything

What to do after a jobsite injury or incident, what your rights are before signing incident reports, how workers' compensation works, and how to protect yourself on multi-employer worksites.

OSHA Citations on Multi-Employer Worksites: What Subcontractors Need to Know

Learn how OSHA's multi-employer citation policy works, why subcontractors get cited for hazards they didn't create, and how to protect your company on operator-controlled job sites.

How to Read and Negotiate an Oilfield Master Service Agreement (MSA): A Subcontractor's Guide

Learn which MSA clauses actually matter for oilfield subcontractors: indemnity, insurance, payment terms, and change orders. Know what you're signing.