LDAR (Leak Detection and Repair)

A risk-based inspection standard used on oil and gas facilities to prioritise equipment checks by failure likelihood and consequence. Subcontractors may need to align their inspection scopes and documentation to meet API 580 requirements on client sites.

The process of controlling dangerous energy sources—electrical, hydraulic, pneumatic, or mechanical—before maintenance or repair work begins. Subcontractors must follow the site owner's lockout/tagout (LOTO) procedures or risk losing site access. Non-compliance can void your contract and trigger serious liability.

The U.S. federal agency regulating commercial trucking and transportation safety. Subcontractors hauling equipment across the border or operating in the U.S. must comply with FMCSA rules. This includes driver logs, vehicle inspections, and carrier registration requirements.

Liquid that has filtered through soil, waste, or contaminated material, picking up pollutants along the way. Subcontractors working near landfills, tailings ponds, or remediation sites must manage and contain it under environmental regulations. Improper handling can trigger compliance violations and costly site shutdowns.

A U.S.-based advocacy network pushing for stronger worker safety standards across industries, including oil and gas and construction. Subcontractors should monitor their policy campaigns, as recommendations often influence OSHA regulations affecting field operations. Their resources can help companies identify emerging compliance risks before they become enforceable requirements.

An occupational lung illness caused by inhaling crystalline silica dust during drilling, sandblasting, or concrete work. Subcontractors must implement exposure controls and monitoring to meet regulatory requirements. Failure to protect workers can result in serious liability and lost contracts.

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.