Public Notice

Address Fuel Storage Tank System Deficiencies – Public Comments Invited

August 25, 2022 – The authority must determine whether the proposed Address Fuel Storage Tank System Deficiencies, located in Ottawa, ON is likely to cause significant adverse environmental effects.

To help inform this determination, the authority is inviting comments from the public respecting that determination. All comments received will be considered public and may be posted online. 

Written comments must be submitted by September 25, 2022 to:

Environment, Health and Safety

Public Services and Procurement Canada

2720 Riverside Drive

Ottawa, Ontario K1A 0M2


The Proposed Project

The existing tenant fuel tank system that supplies fuel to the backup generator is decommissioned resulting in the requirement to remove the fuel tank, generator, load bank and ensure that the remaining fuel system meets code requirements.

An Engineer has reviewed the site and provided Issued for Construction documents to complete the following:

• Manual shut of valve to be supplied and installed at building exterior wall complete with an access platform and stairs.
• Replace ultrasonic liquid sensor with ULC approved unit.
• Supply and installation of an anti-siphon valve on main tank supply line and tee along with test valve and cap.
• Replace existing return pump with a ULC approved pump.
• Modify supply pump sequence of operation to obtain two redundant (independent) level control systems.
• Decommission one tenant generator set including day tank (1126 litres) and remove it from site complete with its with exhaust duct up to wall.
• Removal of the existing load bank

Work is generally limited to the interior of the building along with select work on the roof above the generator room and finally an opening in the wall to hoist the obsolete generator from the building.


Document Reference Number: 1

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