Title
Booster Pump Station Rehabilitation and Replacement Project, Packages 1 and 2 - Construction Manager at Risk Construction Services Amendment - WS85100032 (Ordinance S-49652)
Description
Request to authorize the City Manager, or his designee, to execute an amendment to Agreement 147751 with MGC Contractors, Inc. to provide additional Construction Manager at Risk Construction Services for the Booster Pump Station Rehabilitation and Replacement Project, Packages 1 and 2. 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.
Report
Summary
The purpose of this project is to rebuild and rehabilitate booster pump station 5A-B2 and 5N-B1; including removal of existing pumping equipment, piping, hydro tanks and associated electrical equipment. The rehabilitation and rebuilding of the sites will include: furnishing and installing new pumping equipment, pipes, valves, electrical equipment and other associated booster pump station site equipment.
This amendment is necessary to reprogram the timing of the construction of the project due to cost increases and associated budget impacts. This amendment will provide additional time to the agreement.
Contract Term
The term of the agreement amendment is five years from the issuance of the Notice to Proceed. 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 amount remains unchanged.
Concurrence/Previous Council Action
The City Council approved:
- Construction Manager at Risk Construction Services Agreement 147751 (Ordinance S-44647) on June 6, 2018.
Location
- Lower Du Sommet, in the area of 58th Street and Hummingbird Lane.
- Upper Mount Central, in the area of Central Avenue and North Lane.
- Upper Du Sommet, in the area of 57th Street and Quartz Mountain Road.
- Casa De Cielo, in the area of Cave Creek Road and Carefree Highway.
- Upper Coral Gables, in the area of 15th Avenue and 15th Drive.
- Union Hills Water Treatment Plant, in the area of Deer Valley Drive and Cave Creek Road.
Council Districts: 2, 3 and Out of City
Department
Responsible Department
This item is submitted by Deputy City Managers Ginger Spencer and Alan Stephenson, the Water Services Department and the City Engineer.