Refinish Metal Cladding Roof and Exterior Transformer Vault

The intent is to refinish all exposed metal cladding on the Main Building Roof, Lab Building Roof and surrounding hydro/cooling tower building. Consultant to review other color options to avoid unnecessary heat gain to the building. As the building is a "recognized" designated heritage building, consultant to review and ensure options meet all heritage guidelines and standards.

Latest update

March 23, 2023 – The authority issued its Notice of Determination and determined that the project is not likely to cause significant adverse environmental effects.


Key documents

Key documents
Document Number Document Title File Date
2 Notice of Determination - March 29, 2023
1 Public Notice - Refinish metal cladding roof and exterior transformer vault - September 15, 2022


Public Services and Procurement Canada
Joseph Nguyen, Environmental Specialist
4900 Yonge Street
Toronto, Ontario M2N 6A6
Telephone: 437-992-4353

  • Location

    • 4905 Dufferin Street, Toronto, Ontario (Ontario)
  • Nature of Activity

    • Building and Property Development
  • Assessment Status

  • Start Date

  • Proponent

    Public Services and Procurement Canada
  • Authorities

    • Public Services and Procurement Canada
  • Assessment Type

    Project on federal lands
  • Reference Number


This map is for illustrative purposes. The markers represent the approximate locations based on available data. More than one marker may be identified for a given assessment.


Nearby assessments

...within 200 kilometres
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