Mandatory safety systems used to prevent trench walls from collapsing on workers during excavation. Common methods include shoring, sloping, and trench boxes. Subcontractors are legally responsible for implementing compliant cave-in protection before workers enter any trench deeper than 1.2 metres.
Trench Cave-in Protection
Related Terms
Utility Excavation
ComplianceThe process of digging near existing underground infrastructure such as gas lines, electrical conduits, or water mains. Subcontractors must locate and expose utilities safely before major earthworks begin. Requires ground disturbance permits and adherence to provincial Dig Safe or Click Before You Dig protocols.
Exposure Profile
ComplianceA summary of the financial, safety, and liability risks a subcontractor faces on a given project or contract. It helps field service companies assess whether insurance coverage, bonding, and safety protocols are adequate. Reviewing your exposure profile before mobilising can prevent costly gaps in protection.
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.
Nuclear-Grade
ComplianceDescribes materials, components, or workmanship meeting strict standards for use in nuclear facilities. Subcontractors must hold specific certifications and follow rigorous documentation requirements. Expect intensive quality assurance audits and zero tolerance for deviations.
Indigenous Procurement
ComplianceA requirement by project owners to source goods and services from Indigenous-owned businesses. Subcontractors on major oil & gas or construction projects may need to meet minimum Indigenous spend targets. This can affect how you select suppliers, vendors, and labour providers on site.
Corrective Action Plan
ComplianceA formal document a subcontractor submits after a safety incident, audit failure, or contract non-compliance. It outlines specific steps, responsible parties, and deadlines to fix the identified problem. Clients or prime contractors often require approval before field work can resume.
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