Well Barrier

A defined set of steps a subcontractor must complete to meet regulatory, safety, or client requirements before mobilising on a project. This may include certifications, insurance submissions, and safety orientations. Missing steps can delay onboarding or result in disqualification from a contract.

A formal process where incident findings are shared across crews and job sites to prevent repeat occurrences. Subcontractors are often required by operators to distribute LFIs to their workforce and document acknowledgement. Failure to action LFIs can affect your standing on approved vendor lists.

The process of verifying and adjusting flow meters, pressure gauges, and other measurement instruments to ensure accurate readings that meet regulatory and client standards — subcontractors providing metering services must maintain current calibration records as proof of compliance and to avoid liability for measurement disputes or billing discrepancies.

The U.S. OSHA standard governing respiratory protection programmes in general industry. Subcontractors working on U.S. job sites must ensure workers are fit-tested and trained before entering areas requiring respirators. Non-compliance can result in stop-work orders and disqualification from future bids.

A U.S. federal agency that regulates civilian nuclear facilities and materials. Subcontractors working near nuclear sites must meet strict NRC access and safety requirements. Non-compliance can result in immediate removal from site.

A legal process where project proponents engage with Indigenous communities before work begins on or near their traditional lands. Subcontractors may need to pause or delay fieldwork if consultation requirements have not been met. Failing to respect this process can result in project shutdowns or permit rejections.

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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.

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