PCL\ED, a Joint Venture, acting as the Construction Manager (CM), is inviting proponents to submit their Statement of Qualifications to prequalify to bid for Rolled Steel Window Restoration and Conservation. Prequalified Bidders will provide pricing in conjunction with drawings, specifications for the fabrication, and installation, including all labour, material, equipment and supervision required for the restoration/conservation and performance upgrades of the rolled steel windows that have been previously removed from Centre Block.
The description of the rolled steel window restoration/conservation and performance upgrades Contractor’s Scope of Work includes but is not limited to:
Survey, Documentation, and Disassembly
- Conduct condition assessments and photographic documentation of each window.
- Complete disassembly of window units.
- Label and inventory all components for reassembly.
Transportation, Storage, Crating and Packaging
- Transportation of assets from the CM’s Pink Road warehouse to the bidder’s workshop, and back once the work is completed.
- Offsite storage at the bidder’s workshop. A copy of the CM’s Offsite Storage Agreement is available upon request and will be included with the tender documents.
- Carefully repackaging and re-crating of rolled steel windows as set out in the CM’s SOP document.
Cleaning and Surface Preparation
- Remove surface dirt, corrosion, and accretions using conservation-grade cleaning methods.
Mild Steel Repairs
- Straightening and repairs of ventilators and frames as required.
Brass Drip Caps & Steel Drips
- Straighten, repair and replace brass drips as required.
- Straighten, repair and replace steel drips as required.
Glazing Systems
- Remove contemporary glazing where required.
Thermal and Acoustic Upgrades
- Exterior rated glazing: TBD.
Finishes and Patina
- Undertake finish testing to achieve appropriate aesthetic and protective qualities.
- Apply selected finish.
- Ensure compatibility with retained historic patina.
Reassembly
- Reassemble window units with stabilized or replicated hardware.
Documentation
- Maintain detailed records of all interventions (before, during, after).
- Provide final conservation reports including material specifications, product data, and photographic evidence.
The Scopes of Work will be further detailed in the tenders to Bidders who successfully prequalify.The Work may be packaged as the CM and PSPC determine(s) is best for the project.
