LDAR (Leak Detection and Repair)

A location where a worker's body part can be caught between moving and stationary objects. Common on heavy equipment, rigging, and rotating machinery at oil and gas and construction sites. Subcontractors must identify and guard pinch points during site hazard assessments.

The U.S. Department of Labour branch that enforces federal wage laws, including overtime and minimum wage rules. Subcontractors must ensure field crew pay practices meet WHD standards to avoid audits and penalties. Misclassifying workers as independent contractors is a common trigger for WHD investigations.

A regulatory and operational standard confirming that pressure-containing equipment is fit for service and free from defects. Subcontractors working on vessels, pipelines, or wellheads must often meet MI requirements before commencing work. Non-compliance can halt operations and trigger liability for field service crews.

Ontario's grid authority that balances electricity supply and demand across the province. Subcontractors working on power infrastructure or energy projects must align schedules with IESO dispatch requirements. Grid maintenance windows and outage approvals are coordinated through IESO protocols.

Formal approval granted by an oil and gas operator confirming a subcontractor meets their specific safety, training, and insurance standards. Without it, your crews cannot access the operator's sites or perform work. Certification requirements vary by operator and must be renewed regularly.

A structured risk review that identifies hazards in a process or worksite before operations begin. Subcontractors are often required to participate or submit supporting documentation. Your crew's task-specific risks may be reviewed and built into site safety plans.

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.