1080618/1087612/1095694 - Garden City Tower - Curtain Walls Exterior Window Repairs & Metal Siding Replace

The brief scope of work for the bundled project is provided below, the detailed scope of work antender documents will be provided at the Stage 2 – RFT.
Construction of the project will be through the General Contractor specialized in curtain wall anpunched window repair works.

Phase A – 1080618 – Curtain Wall Repairs
The brief project scope is outlined below, the complete and detailed scope of work with any updatesand detailed drawings and specification will be provided at the stage 2 – RFT.
Remove and replace new cover caps; Fully replace all exterior pressure plates, fasteners and gaskets; Improve drainage provision by removing the existing acrylic infused foam in the glazing pocket ainstalling new corner blocks; Seal accessible curtain wall framing joints; Install new transition membrane at the interface between the curtain wall frame and other claddinsystems and at the curtain wall corners; Install new metal to glass cap seals for improved resistance to water penetration; Replace all the IGUs Remove and dispose existing curtain walls and windows, and supply and install high energy efficiency glazing units; Remove and reset the spandrel glass following the back-pan seal repair.
The General Contractor will be responsible to develop and demonstrate the phasing plan approacto the stakeholders for each phase of construction to completion.
The project will be executed in an operational building during the off hours (after 6:00p.m. till morning 5:00a.m.) and weekends and will take into consideration the phasing plan for the
replacement to minimize impact to the tower.
Phase B - 1087612 – Exterior Punched Window Repairs
Remove and reinstate the existing cover caps and pressure plates on the punched windowaround all the elevations of the GCT; Replace all fasteners and exterior gaskets; Repair wall to window transition at the head; Remove and install new perimeter seal; and Install new metal to glass cap seals for improved resistance to water penetration.
Phase C - 1095694 – Metal Siding Replacement
Remove and replace existing metal siding at the penthouse above the 10th floor. Replace all fasteners and screws; Repair louvers and replace louvers blades; Remove and reinstate exterior antenna, signage and steps as necessary to accommodate the metal siding replacement.