Surety Bond

A shored or sloped excavation method used to protect workers from cave-ins during underground pipeline or utility work. Subcontractors are typically required to design and document the system before crews enter any trench deeper than 1.2 metres. Compliance with provincial safety codes is mandatory and directly affects site access approvals.

A defined set of steps a subcontractor must complete to meet regulatory, safety, or client requirements before mobilising on a project. This may include certifications, insurance submissions, and safety orientations. Missing steps can delay onboarding or result in disqualification from a contract.

Physical barriers and systems used to prevent hazardous chemicals from spilling into the surrounding environment on a job site. Subcontractors are often responsible for supplying and maintaining containment berms, drip trays, and secondary liners. Failure to meet containment standards can result in site removal or regulatory fines.

A documented, step-by-step plan for isolating hazardous energy before subcontractors perform maintenance or service work. It outlines lockout/tagout steps specific to each piece of equipment on site. Subcontractors are typically required to follow or develop their own procedure that meets the site owner's standards.

The maximum airborne concentration of a hazardous substance a worker can be exposed to safely during a shift. Subcontractors must verify TLVs for chemicals and gases on site before mobilising crews. Exceeding TLVs without proper controls can trigger work stoppages and regulatory violations.

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.

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