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ComplianceGlossary Term

Hazardous Energy Isolation

The process of controlling dangerous energy sources—electrical, hydraulic, pneumatic, or mechanical—before maintenance or repair work begins. Subcontractors must follow the site owner's lockout/tagout (LOTO) procedures or risk losing site access. Non-compliance can void your contract and trigger serious liability.

Related Terms

Fixed Ladder

Compliance

A 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.

Api 579

Compliance

API 579 (Fitness-For-Service) is an industry standard used to assess whether ageing or damaged equipment is safe to keep operating. Subcontractors may be required to support or comply with these assessments during inspection and maintenance scopes. Understanding it helps when working alongside integrity engineers on pressure vessels, piping, and tanks.

Walking-Working Surfaces Standard

Compliance

A regulatory standard governing slip, trip, and fall hazards on job sites. Subcontractors must ensure floors, platforms, ladders, and elevated surfaces meet inspection and guarding requirements. Non-compliance can result in stop-work orders or liability exposure on client sites.

Customs Broker

Compliance

A licensed intermediary who handles import and export paperwork for equipment and materials crossing international borders. Subcontractors moving tools or machinery into Canada or the U.S. often hire one to avoid costly delays. They ensure duties, tariffs, and compliance documents are filed correctly.

DOE (Department of Energy)

Compliance

A U.S. federal agency that regulates energy production, sets safety standards, and oversees projects involving nuclear, fossil fuel, and renewable energy. Subcontractors working on DOE-funded or DOE-regulated sites must meet strict compliance and security requirements. Contracts tied to DOE projects often include additional reporting obligations and certified personnel requirements.

Dust Suppression

Compliance

The process of controlling airborne particulates on worksites using water trucks, chemical agents, or barriers. Subcontractors may be contractually responsible for dust suppression on access roads, laydown yards, or excavation sites. Failure to comply can result in stop-work orders or back-charges from the prime contractor.

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