Item - 2025.GG25.11

The General Government Committee recommends that:

1. City Council, in accordance with Section 71-11.1.C of the City of Toronto Municipal Code Chapter 71 (Financial Control By-Law), grant authority to amend Purchase Order Number 6046601 with Graham Construction and Engineering LP for the Effluent Disinfection System Upgrades at the Ashbridges Bay Treatment Plant in the amount of $9,680,000 net of all applicable taxes and charges ($9,850,368 net of Harmonized Sales Tax recoveries), revising the current Purchase Order 6046601 value from $209,363,500 net of all applicable taxes and charges ($213,048,298 net of Harmonized Sales Tax recoveries) to $219,043,500 net of all applicable taxes and charges $222,898,666 net of Harmonized Sales Tax recoveries), and extend the delivery date to December 31, 2027.

2. City Council, in accordance with Section 71-11.C of the City of Toronto Municipal Code Chapter 71 (Financial Control By-Law), grant authority to amend Purchase Order Number 6046595 with AECOM CANADA ULC to provide additional engineering services for construction contract administration for the Effluent Disinfection System Upgrades at the Ashbridges Bay Treatment Plant in the amount of $4,591,755 net of all applicable taxes and charges, ($4,672,570 net of Harmonized Sales Tax recoveries), revising the current Purchase Order value from $16,214,983 net of all applicable taxes and charges ($16,500,366 net of Harmonized Sales Tax recoveries) to $20,806,738 net of all applicable taxes and charges ($21,172,936 net of Harmonized Sales Tax recoveries).  

3. City Council direct that Confidential Attachment 1 to the report (October 8, 2025) from the Chief Engineer and Executive Director, Engineering and Construction Services, and the Chief Procurement Officer, remain confidential as it includes information related to litigation or potential litigation affecting the City and that it includes a position, plan, procedure, criteria or instruction to be applied to any negotiations carried on or to be carried on by or on behalf of the City.

This report is seeking authority to amend Purchase Order Number 6046601 issued to Graham Construction and Engineering LP (Graham) and Purchase Order Number 6046595 issued to AECOM CANADA ULC.

The Purchase Order 6046601 issued to Graham through Request for Tender 235-2017, Contract Number 17ECS-MI-03AB for construction of the Effluent Disinfection System Upgrades Project at the Ashbridges Bay Treatment Plant. The amendment is needed for completion of the work and for resolution of claims.

The total value of the Purchase Order Amendment for Graham’s work that is being requested is $9,680,000 net of all applicable taxes and charges ($9,850,368 net of Harmonized Sales Tax recoveries), revising the current value of Purchase Order 6046601 from $209,363,500 net of all applicable taxes and charges ($213,048,298 net of Harmonized Sales Tax recoveries) to $219,043,500 net of all applicable taxes and charges ($222,898,666 net of Harmonized Sales Tax recoveries).

The Purchase Order 6046595 issued to AECOM through Request for Proposal 9117-13-7056 is for additional engineering services for construction contract administration and site inspection for the Effluent Disinfection System Upgrades Project at the Ashbridges Bay Treatment Plant. The amendment is needed for additional services resulting from an extension to the construction completion date and includes a contingency allowance should the work be further delayed due to any unforeseen construction issues, which may arise through to Project completion.

The total value of the Purchase Order Amendment for AECOM’s work that is being requested is $4,591,755 net of all applicable taxes and charges ($4,672,570 net of Harmonized Sales Tax recoveries), revising the current value of Purchase Order 6046595 from $16,214,983 net of all applicable taxes and charges ($16,500,367 net of Harmonized Sales Tax recoveries) to $20,806,738 net of all applicable taxes and charges ($21,172,936 net of Harmonized Sales Tax recoveries).