The process of locating and marking buried utilities before any ground-breaking work begins. Subcontractors are legally required to call before you dig under provincial one-call regulations. Failure to comply can result in fines, project shutdowns, and liability for repair costs.
Excavation Damage Prevention
Related Terms
Traffic Control
ComplianceThe management of vehicle and pedestrian movement through active work zones on job sites or public roads. Subcontractors often must supply certified flaggers and signage as a condition of their scope. Failing to meet traffic control requirements can result in stop-work orders or lost contracts.
Hazmat-Permitted Storage
ComplianceDesignated facilities licenced to store hazardous materials such as fuel, chemicals, or drilling fluids under strict regulatory approval. Subcontractors must verify their storage sites hold valid permits before mobilising hazardous goods to a worksite. Non-compliance can trigger project shutdowns, fines, or loss of contract eligibility.
MVR (Motor Vehicle Record)
ComplianceAn official document showing a driver's licence history, violations, and suspensions. Clients and prime contractors often require MVRs before allowing subcontractor personnel to operate vehicles on site. A clean MVR is frequently a condition of insurance coverage and site access approval.
Methane Emissions Inventory
ComplianceA documented record of all methane releases from equipment and operations on a worksite. Subcontractors may be required to contribute data or maintain their own inventory to meet operator or regulatory reporting obligations. Accurate records help avoid penalties and support contract compliance.
Api 579-1/asme Ffs-1 (fitness-for-Service Standard)
ComplianceA joint API/ASME standard used to assess whether ageing or damaged equipment is still safe to operate. Subcontractors may be required to conduct or support FFS assessments on pressure vessels, piping, and tanks. Results determine if equipment can stay in service, requires repair, or must be decommissioned.
DPF (Diesel Particulate Filter)
ComplianceAn emissions control device fitted to diesel-powered equipment that traps soot and particulate matter from exhaust. Subcontractors must ensure DPFs are maintained and operational to meet Tier 4 emissions requirements on regulated job sites. Failing inspections or bypassing filters can result in equipment being pulled from service.
Latest Compliance News
Miners' Union Presses MSHA to Restore Silica Dust Rule Enforcement
United Mine Workers of America president Brian Sanson is demanding MSHA immediately enforce its stalled silica exposure rule, citing new black lung data from coal country. The fight has direct implications for any contractor cutting, drilling or blasting rock and concrete.
2 days agoComplianceOSHA Probes Electrician's Death at Mizzou Stadium Renovation Site
OSHA opened an investigation after a 44-year-old electrical foreman died during a June workplace incident at the University of Missouri's Memorial Stadium renovation project.
2 days agoComplianceCO2 Pipeline Buildout Could Open Major New Market for Pipeline Contractors
Pipeline Technology Journal analysis shows the US aims to grow its CO2 pipeline network up to 20x by 2050, a buildout that could create sustained work for pipeline construction and integrity contractors.
3 days agoComplianceLightning-Sparked Fire Shuts Down Key Oklahoma Fuel Hub, Diesel Prices in Focus
A lightning strike ignited three storage tanks at Explorer Pipeline's Glenpool depot near Tulsa, halting operations at a hub that moves gasoline, diesel, and jet fuel across Texas, Oklahoma, and the Midwest.
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
