Willful Violation

The process of locating and marking buried utilities before any ground-breaking work begins. Subcontractors are legally required to call before you dig under provincial one-call regulations. Failure to comply can result in fines, project shutdowns, and liability for repair costs.

The defined set of active safety barriers protecting against a specific hazard at any given time. Subcontractors must verify the envelope is intact before starting work. A degraded envelope requires stop-work action and notification to the prime contractor.

Water extracted from the ground alongside oil and gas during production. Subcontractors handling, transporting, or disposing of it must meet strict environmental regulations. Improper management can trigger fines and halt site operations.

The limited timeframe in which a subcontractor can identify and formally report hidden site conditions that differ from the original contract scope. Missing this window typically voids your right to claim additional compensation or schedule relief. Review your contract carefully — discovery windows can be as short as 24 to 72 hours after encountering the condition.

A formal process for documenting and approving any deviation from original scope, equipment, or procedures on a worksite. Subcontractors must follow the prime contractor's MOC process before making field changes. Skipping this step can void your contract or expose your crew to liability.

The process of digging near existing underground infrastructure such as gas lines, electrical conduits, or water mains. Subcontractors must locate and expose utilities safely before major earthworks begin. Requires ground disturbance permits and adherence to provincial Dig Safe or Click Before You Dig protocols.

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.