Title
Water Services Department Citywide Odor Control - Consulting Services - WS90400090 (Ordinance S-44767)
Description
Request to authorize the City Manager, or his designee, to enter into an agreement with Brown and Caldwell, Inc. to provide consulting services including assessment services for the Citywide Odor Control program for the Water Services Department (WSD). Further, request authorization for the City Controller to disburse all funds related to this item. The fee for services will not exceed $600,000.
Additionally, request authorization for the City Manager, or his designee, to take all 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; telecommunications; cable television; railroads; and other modes of transportation. This authorization excludes any transaction involving an interest in real property.
Report
Summary
The Citywide Odor Control program has been established to evaluate the condition of the wastewater collection chemical feed systems used to mitigate odor. Chemicals are added to the wastewater collection system to control odorous gases. There are currently 17 active and nine standby calcium nitrate odor control stations, and two ferrous chloride stations in use.
Brown and Caldwell, Inc.'s assessment services will include, but are not limited to: reviewing the condition, value, and remaining life of all existing chemical feed odor control equipment; preparing as-builts; collecting inventory and asset information for entry into the City's asset management system; providing recommendations for rehabilitation or replacement items needed for each site; and estimating costs for rehabilitation or replacement of system equipment.
Procurement Information
Brown and Caldwell, Inc. was selected 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 may not release the scoring of proposers until a contract has been awarded. Three firms submitted proposals. The rankings are as follows:
Brown and Caldwell, Inc.: Rank 1
Greeley and Hansen, LLC: Rank 2
Arcadis U.S.: Rank 3
Contract Term
The term for services is expected to be 24 months after issuance of the Notice to Proceed. Contract work scope identified and incorporated into the contract prior to the end of the contract term may be agreed to by the parties, and work may extend past the termination of the contract for work in progress. No additional contract work scope changes may be executed after the end of the contract term.
Financial Impact
Staff will execute the contract for assessment services for a fee not-to-exceed $600,000, including all subconsultant and reimbursable costs. Funding is available in the Water Service Department's Capital Improvement Program budget. Contract payments may be made up to the contract limits for all rendered services, which may extend past the contract termination.
Department
Responsible Department
This item is submitted by Deputy City Managers Karen Peters and Mario Paniagua, the Water Services Department, and the City Engineer.