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Ontario Building Code (OBC) Technical Repository

Ontario Building Code 2024: Industrial Occupancy and Storage Garage Regulations

Ontario Building Code 2024: Industrial Occupancy and Storage Garage Regulations
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Sarah's Expert Insight

OBC Compliance Specialist

"At empcontracting.ca Inc. your construction contractor in London, Ontario, we find that the 2024 updates to storage garage ventilation and vapour-tight separations are crucial for commercial retrofits in London and Oakville. Precise implementation of the 1,070 mm guard requirements in industrial settings is a top priority for our team to ensure long-term compliance and safety for our clients in the Muskoka region."

3.3.5. Industrial Occupancy and Safety Requirements

The 2024 Building Code Compendium outlines specific safety protocols for industrial environments to ensure occupant safety and structural integrity.

3.3.5.2. Fire Extinguishing Systems

Beyond standard fire safety measures, every industrial occupancy floor area must have an appropriate fire extinguishing system installed in accordance with the Fire Code or the National Fire Code of Canada to ensure adequate protection.

3.3.5.3. Basement Restrictions for Hazardous Materials

Basements are strictly prohibited from storing or processing volatile solids, liquids, or gases that could create explosive air-vapour mixtures. Any allowed basement processes must be separated from the rest of the building with a vapour-tight seal and have dedicated entrances/exits.

3.3.5.4. Regulations for Repair and Storage Garages

Specific architectural requirements apply to storage and repair garages to maintain safety standards:

  • Access: Access to elevators or stair towers from storage garages must include a vestibule.
  • Safety Features: Interior stairs extending to the roof must be designed to prevent ice and snow accumulation.
  • Ventilation: Mandatory natural or mechanical ventilation is required to prevent the buildup of carbon monoxide and toxic vapours.
  • Clearance and Guardrails: Minimum clear height must be 2 m, and floors elevated 600 mm or more must feature continuous curbs (140 mm), guards (1,070 mm), and vehicle guardrails.

Disclaimer: This content is generated from the Ontario Building Code for educational purposes. Always consult with a licensed professional engineer or your local building department before starting any construction project in London, Ontario.

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