A site where two or more employers operate simultaneously, such as an owner, general contractor, and subcontractors. Each party carries shared safety obligations under provincial OHS legislation. Subcontractors must understand their specific duties and how site control affects liability.
ComplianceGlossary Term
Multi-Employer Worksite
Related Terms
Federal-Aid Highway Programs
ComplianceU.S. government funding programmes that finance highway construction and repair projects. Subcontractors working on federally funded road work must meet strict compliance requirements, including prevailing wage and DBE rules. Understanding these programmes helps firms qualify for and bid on publicly funded infrastructure contracts.
PPE (Personal Protective Equipment)
ComplianceProtective gear — such as hard hats, steel-toed boots, high-visibility vests, gloves, and eye protection — that subcontractors and their crews are required to wear on oil & gas and construction sites to meet site-specific safety standards and regulatory obligations. As a subcontractor, ensuring your workers arrive on-site with proper, compliant PPE is typically your responsibility and a condition of maintaining your contract.
IADC (International Association of Drilling Contractors)
ComplianceA global industry body that sets drilling standards, safety training programmes, and well control certifications. Subcontractors working on drilling sites often need IADC-recognised credentials to qualify for contracts. Holding valid IADC certifications can directly affect your crew's eligibility and your bid competitiveness.
OFCCP (Office of Federal Contract Compliance Programs)
ComplianceA U.S. federal agency enforcing equal employment rules for companies working on federal contracts. Subcontractors on U.S. federal projects must meet hiring and anti-discrimination requirements. Non-compliance can result in contract termination or debarment from future federal work.
Punitive Damages
ComplianceCourt-ordered payments that go beyond compensating actual losses, intended to punish serious misconduct. Subcontractors can face these for gross negligence or wilful safety violations. Many prime contracts include clauses limiting or waiving punitive damage liability.
Prequalification
ComplianceA vetting process where operators assess a subcontractor's safety record, insurance, and certifications before awarding work. Companies must pass prequalification to be added to an approved vendor list. Failing or lapsing can disqualify a subcontractor from bidding on projects entirely.
Latest Compliance News
Compliance
Two Traffic Plans, One Work Zone: Closing the Safety Gap Subcontractors Miss
Construction Executive breaks down why work zone fatalities persist even when signage and cones follow the rules, pointing to a disconnect between public traffic control plans and internal crew/equipment protocols.
2 days agoComplianceNYC Voids 2,000 Safety Cards After Training Provider Fraud Indictment
New York City is invalidating roughly 2,000 construction safety credentials tied to RedCode Inc. after prosecutors indicted the company and two of its principals for allegedly selling training cards without conducting the required courses.
4 days agoComplianceMSHA Alert Pushes Mine Operators to Step Up Impoundment Inspections
MSHA has issued a safety alert calling on mine operators to increase engineering assessments and inspections of impoundments, citing aging infrastructure and heavier precipitation events.
5 days agoComplianceOshawa GO Station Expansion Breaks Ground, Adding Track and Platform Packages
Construction has started on a major expansion of Durham College Oshawa GO Station, adding two tracks, new platforms, and pedestrian bridges to support two-way, all-day GO service, Daily Commercial News reports.
9 days agoRelated Guides
Compliance Guide
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.
Compliance GuideWhen 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.
Compliance GuideHow 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.
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