Title
Lift Station 76 Phase II Expansion - Design-Bid-Build Services - WS90400067 (Ordinance S-51017)
Description
Request to authorize the City Manager, or his designee, to accept Hunter Contracting Co. as the lowest-priced, responsive and responsible bidder and to enter into an agreement with Hunter Contracting Co. for Design-Bid-Build Services for the Lift Station 76 Phase II Expansion project. Further request to authorize the City Controller to disburse all funds related to this item. The fee for services will not exceed $5,872,522.70, including any change orders.
Report
Summary
The purpose of this project is to construct a 2.2 millions of gallons per day (MGD) expansion. The expansion will include a new larger wetwell, submersible pumps, above ground force main header piping and appurtenances, odor control system, chemical facility, and an 18-inch gravity sewer extension.
Hunter Contracting Co.'s services include, but are not limited to: construction and installation of a new sanitary sewer pipeline, manholes, biofilter and ancillary equipment, lift station wet well, force main, reconnection to existing on-site electrical and instrumentation equipment, and de-energize and/or decommission energized Lift Station 76 equipment.
Procurement Information
The selection was made using an Invitation for Bids procurement process set forth in section 34-201 of the Arizona Revised Statutes. Two bids were received on May 7, 2024, and were sent to the Equal Opportunity Department for review to determine subcontractor eligibility and contractor responsiveness in demonstrating responsiveness to Small Business Enterprise program requirements.
The Opinion of Probable Cost and the two lowest responsive, responsible bidders are listed below:
- Opinion of Probable Cost: $5,077,350
- Hunter Contracting Co.: $5,338,657
- Walker River Construction, Inc.: $6,593,593
Due to volatile material costs and increased labor prices in the construction industry, a 10 percent contingency is being requested to allow for project uncertainties. The initial contract will be executed at the bid amount of $5,338,657. Use of the 10 percent contingency above the amount will not be allowed without the prior written approval of the Water Services Department Director and the City Engineer. The bid award amount is within the total budget for this project.
Contract Term
The term of the agreement is 548 calendar days from 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 value for Hunter Contracting Co. will not exceed $5,338,657, including all subcontractor and reimbursable costs. The total agreement value, including any change orders, for Hunter Contracting Co. will not exceed $5,872,522.70, including all subcontractor and reimbursable costs.
Funding is available in the Water Services Department's Capital Improvement Program budget. The Budget and Research Department will separately review and approve funding availability prior to execution of any amendments. Payments may be made up to agreement limits for all rendered agreement services, which may extend past the agreement termination.
Location
Interstate 17 north of Joy Ranch Road
Council District: 1
Department
Responsible Department
This item is submitted by Deputy City Managers Ginger Spencer and Inger Erickson, the Water Services Department and the City Engineer.