Title
91st Avenue Wastewater Treatment Plant Facility Assessment - WS90100107 (Ordinance S-43505)
Description
Request to authorize the City Manager, or his designee, to enter into an agreement with Arcadis U.S., Inc. (Phoenix) to conduct an assessment of the above- and below-ground facilities at the Sub-Regional Operating Group (SROG) 91st Avenue Wastewater Treatment Plant (WWTP). Further request authorization for the City Controller to disburse all funds related to this item.
Additionally, request authorization for the City Manager, or his designee, to take action as deemed necessary to execute all utilities-related design and construction agreements, licenses, permits, and requests for utility services relating to development, design, and construction of the project and to include disbursement of funds. Utility services include, but are not limited to: electrical, water, sewer, natural gas, telecommunication, cable television, railroads and other modes of transportation. This authorization excludes any transaction involving an interest in real property.
Report
Summary
The 91st Avenue WWTP is located on a 560-acre site just east of 91st Avenue, south of Broadway Road and north of Southern Avenue. Processes consist of screening, grit removal, primary sedimentation, activated sludge with nitrification-denitrification, disinfection, and dechlorination with a current design capacity of 230 million gallons per day.
Arcadis U.S., Inc. services include but are not limited to: provide an assessment to determine current physical and performance condition of the structural, mechanical, electrical, instrumentation and architectural components of both above- and below-ground facilities, the remaining useful life of the assets at the facility, whether assets should be repaired, rehabilitated, or abandoned, identify recommendations to improve operation efficiencies, provide a condition assessment, provide a prioritized 10-year plan for rehabilitation/replacement projects and project costs for long-term management.
The plant is owned by the SROG and operated by the City of Phoenix.
Procurement Information
Arcadis U.S., Inc. was chosen for this project using a qualifications-based selection process according to section 34-603 of the Arizona Revised Statutes (A.R.S.). Pursuant to A.R.S. Title 34, the City is not to release the scoring of proposers until a contract has been awarded. Top-three rankings are as follows:
Arcadis U.S., Inc.: Ranked #1
Brown and Caldwell, Inc.: Ranked #2
Hazen and Sawyer: Ranked #3
Contract Term
The services under this contract are expected to take approximately 540 calendar days to complete. Contract work scope identified and incorporated into the contract prior to the end of the contract may be agreed to by the parties, and work may extend past the termination of the contract. No additional contract work scope changes may be executed after the end of the contract term.
Financial Impact
Arcadis U.S., Inc.'s fee under this contract will not exceed $1,383,349, including all subconsultant and reimbursable costs. Funding is available in the Water Services Department's Capital Improvement Program budget. Contract payments may be made up to contract limits for all rendered contract services, which may extend past the contract termination.
Location
5615 S. 91st Ave., Tolleson, Ariz.
Department
Responsible Department
This item is submitted by Deputy City Managers Karen Peters and Mario Paniagua, the Water Services Department and the City Engineer.