A sudden collapse of overhead rock or material in underground or enclosed work sites. Subcontractors must assess this hazard before mobilising crews. It is a leading cause of serious injury and project delays in mining and tunnelling scopes.
Fall of Roof
Related Terms
PFAS (Per- and Polyfluoroalkyl Substances)
ComplianceA group of synthetic chemicals found in firefighting foams, protective gear, and some industrial fluids used on job sites. Subcontractors may face handling restrictions, disposal requirements, and liability exposure under evolving federal and provincial regulations. Always check site-specific PFAS protocols before mobilising, as non-compliance can result in fines or contract termination.
Resource Road
ComplianceA privately maintained access road built to reach remote work sites in oil & gas or forestry operations. Subcontractors must follow strict user agreements covering speed limits, radio protocols, and load restrictions. Non-compliance can result in access suspension, halting your crew's ability to reach site.
RAGAGEP (Recognised and Generally Accepted Good Engineering Practices)
ComplianceIndustry standards, codes, and technical guidelines that define minimum safe design and operating requirements. Subcontractors must follow RAGAGEP when installing, inspecting, or maintaining equipment on client sites. Non-compliance can trigger regulatory violations or disqualify you from future contracts.
29 Cfr 1910.134
ComplianceThe 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.
Fixed Ladder
ComplianceA permanently mounted ladder attached to a structure, vessel, or facility used to access elevated work areas. Subcontractors must ensure fixed ladders on their worksites meet provincial and federal safety standards before crews use them. Inspect for damage, proper cage guards, and fall arrest anchor points before starting elevated work.
Surface Impoundment
ComplianceA contained, lined pit or pond used to collect, store, or treat liquid waste on a work site. Subcontractors working near these structures must follow strict handling and access protocols. Improper interaction with surface impoundments can trigger environmental compliance violations and halt operations.
Latest Compliance News
Texas RRC Plugs Six Orphaned Gas Wells in Baffin Bay Coastal Waters
The Texas Railroad Commission has launched a plugging project targeting six leaking orphaned gas wells near Corpus Christi, backed by $100 million in state legislative funding and $3 million from the Texas General Land Office.
2 days ago ComplianceNorth Carolina Ends Penalty Reductions in Fatal Worker Cases
North Carolina has eliminated its "death discount" policy, meaning employers will now face full OSHA penalties when workplace safety violations cause a worker fatality. Learn what this means for subcontractors operating in the state.
3 days ago ComplianceTetra Tech Tapped to Modernize Spillways at Two Columbia River Dams
Tetra Tech has been selected as lead design engineer for a multi-year spillway modernization project at Rock Island Dam and Rocky Reach Dam in Washington state, signaling active hydropower infrastructure work for civil and specialty subcontractors in the Pacific Northwest.
4 days ago ComplianceColorado Bans PPE Cost Deductions from Worker Wages
Colorado Governor Jared Polis signed S.B. 26-160 on June 3, prohibiting employers from deducting the cost of most required PPE from worker wages, with fines up to $200 per employee per week for violations.
5 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