The sudden collapse of excavation walls or trench sides onto workers below. Under provincial OHS regulations, subcontractors must implement protective systems before personnel enter any excavation deeper than 1.2 metres. Failure to comply can result in work stoppages, fines, and serious liability exposure.
Cave-In
Related Terms
Pre-Qualification
ComplianceA vetting process where operators assess a subcontractor's safety record, insurance, and certifications before awarding work. Companies must meet minimum standards to be added to an approved vendor list. Failing pre-qualification means being locked out of bidding opportunities entirely.
Facility Permit
ComplianceA site-specific authorisation required before subcontractors can perform work at an owner-operated facility. It outlines approved work scopes, safety conditions, and access restrictions. Failing to secure one before mobilising can result in removal from site or contract penalties.
FLCA (Faster Labour Contracts Act)
ComplianceA regulatory framework requiring prime contractors to execute subcontractor agreements within defined timelines. It reduces delays in mobilisation by limiting how long contract finalisation can be withheld. Field service companies use it to protect against late-start losses on awarded work.
Intrastate Pipeline
ComplianceA pipeline that operates entirely within one province or state, regulated by provincial or state authorities rather than federal bodies. Subcontractors must hold the correct provincial certifications and follow local codes when working on these systems. Permitting, inspections, and compliance requirements differ significantly from interprovincial lines.
Susan Harwood Training Grant
ComplianceA U.S. OSHA-funded grant that helps non-profit organisations develop safety training for high-hazard industries like oil and gas and construction. Subcontractors can access resulting training materials at no cost. Programmes often cover fall protection, confined spaces, and hazard recognition.
Confined Space Certification
ComplianceA mandatory credential confirming workers are trained to enter and work in enclosed or restricted areas such as tanks, vessels, or excavations. Subcontractors must hold valid certification before site access is granted on most oil and gas and construction projects. Expired certificates can result in worker removal, project delays, or contract penalties.
Latest Compliance News
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
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.
Compliance GuideOSHA 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 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.
Stay sharp on field operations
Industry news and insights, delivered to your inbox.
Subscribe to FieldNews
