Personal Fall Arrest System

A measure combining air temperature and humidity to reflect how hot conditions actually feel to workers. Subcontractors use it to assess heat stress risk and trigger mandatory rest breaks or work stoppages. Most site safety plans reference heat index thresholds to stay compliant with occupational health regulations.

An independent company hired to identify and mark underground utilities before excavation or drilling begins. Subcontractors often rely on third-party locators when the site owner's in-house locate services are unavailable. Their clearance report is typically required before ground disturbance can proceed.

The process of obtaining government approvals before starting work that may impact land, water, or air. Subcontractors must confirm permits are in place before mobilising — delays can halt work without pay. Missing or expired permits can expose your company to fines and contract termination.

When a prime contractor or owner requires paperwork and box-checking that looks rigorous but adds no real safety value. Subcontractors absorb the administrative burden without reducing on-site risk. Recognising it helps crews push back on inefficiencies that drain time and resources.

A regulatory classification used by MSHA to flag violations that could reasonably cause serious injury or illness. S&S citations carry higher fines and greater scrutiny for subcontractors working on mine sites. Accumulating S&S violations can jeopardise a subcontractor's site access and future contract eligibility.

Official documentation submitted to regulatory bodies before starting work on a site. Subcontractors may be responsible for obtaining specific trade or activity permits. Delays in filings can halt work and affect project timelines and invoicing.

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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.

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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.