Title
91st Avenue Wastewater Treatment Plant Solids Rehabilitation Phase I - Construction Manager at Risk Construction Services Amendment - WS90100111 (Ordinance S-50581)
Description
Request to authorize the City Manager, or his designee, to execute an amendment to Agreement 153445 with PCL Construction, Inc. to provide additional Construction Manager at Risk Construction Services for the 91st Avenue Wastewater Treatment Plant, Solids Rehabilitation Phase I project. Further request to authorize execution of amendments to the agreement as necessary within the Council-approved expenditure authority as provided below, and for the City Controller to disburse all funds related to this item. The additional fee for services included in this amendment will not exceed $26.2 million.
Report
Summary
The purpose of this project is to rehabilitate, replace, and make improvements to the solids thickening, solids digestion, and solids dewatering equipment, piping, instrumentation, and processes at the 91st Avenue Wastewater Treatment Plant (WWTP).
This amendment is necessary to provide additional funds to the agreement.
The 91st Avenue WWTP is owned by the Sub-Regional Operating Group (SROG) and operated by the City of Phoenix.
Contract Term
The contract term will remain unchanged. Work scope identified and incorporated into the agreement prior to the end of the term may be agreed to by the parties, and work may extend past the termination of the agreement. No additional changes may be executed after the end of the term.
Financial Impact
- The initial agreement for Construction Manager at Risk (CMAR) Construction Services was approved for an amount not to exceed $45,351,000, including all subcontractor and reimbursable costs.
- This amendment will increase the agreement by an additional $26,200,000, for a new total amount not to exceed $71,551,000, including all subcontractor and reimbursable costs.
Funding for this amendment is available in the Water Services Department's Capital Improvement Program budget utilizing SROG funds.
Concurrence/Previous Council Action
The SROG advisors authorized the project on June 10, 2020.
The City Council approved:
- Engineering Services Agreement 152491 (Ordinance S-46821) on July 1, 2020;
- CMAR Preconstruction Services Agreement 152492 (Ordinance S-46823) on July 1, 2020;
- CMAR Construction Services Agreement 153445 (Ordinance S-47146) on Dec. 2, 2020; and
- CMAR Construction Services Agreement Amendment 153445 (Ordinance S-49302) on Jan. 4, 2023.
Location
91st Avenue WWTP
Council District: 7
Department
Responsible Department
This item is submitted by Deputy City Managers Ginger Spencer and Alan Stephenson, the Water Services Department and the City Engineer.