AMENDMENT TO CLOSING TIME: Please disregard the Ariba Discovery posting response deadline closing time and Buyandsell posting closing time. All required supporting documentation and bid submission must be submitted by 2022-09-21 at 15:00 EDT. All bids submitted after 15:00 EDT will result in the bid being declared non-responsive. TWO PHASE SELECTION PROCESS: This is the first phase (Phase One) of a two-phase process: the first phase will evaluate the qualifications of all interested suppliers; the second phase (Phase Two) will invite the qualified suppliers to provide a financial bid on the project based on the specifications and drawings. The qualification list will expire within 90 days or upon award of a contract in Phase Two, whichever is earlier, and the prequalification list will not be used in any other solicitation. PROJECT DESCRIPTION: Construction services for the manufacture and installation of an access stair on the roof of the CSC Regional Psychiatric Center (RPC) building in Saskatoon, Saskatchewan. CONSTRUCTION TIME: The Contractor must perform and complete the Work within 21 weeks.