Title
91st Avenue Wastewater Treatment Plant Sludge Solar Drying Beds Improvements Construction Administration and Inspection Services - WS90100098 (Ordinance S-43605)
Description
Request to authorize the City Manager, or his designee, to enter into an agreement with Stantec Consulting Services, Inc. (Phoenix) to provide Construction Administration and Inspection (CA&I) services in support of reconstruction of existing soil-cement base sludge lagoons at the 91st Avenue Wastewater Treatment Plant. Further request authorization for the City Controller to disburse all funds related to this item.
Report
Summary
The purpose of this project is to develop a long-term, holistic evaluation of the 91st Avenue Wastewater Treatment Plant's on-site sludge drying system.
Stantec Consulting Services, Inc.'s services include, but are not limited to: administering the construction schedule; reviewing shop drawings and test results; issuing interpretations and clarifications; certifying contractor progress payments; conducting inspections; and providing post-construction services to meet the plant's future sludge production.
Procurement Information
Stantec Consulting Services, Inc., was chosen for this project using a qualifications-based selection process according to Section 34-603 of the Arizona Revised Statutes. Scoring and selection were made in conjunction with Design Services for this project.
Contract Term
The term of the contract is expected to coincide with the duration of construction, which is expected to take approximately ten months to complete from issuance of the notice to proceed. The 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
Stantec Consulting Services, Inc.'s fee for CA&I services will not exceed $325,000, including all subconsultants and reimbursable costs. Funds are 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.
Concurrence/Previous Council Action
City Council approved Contract 141600 for Design Services on Oct. 21, 2015.
Location
The 91st Avenue Wastewater Treatment Plant is located at 5615 S. 91st Ave.
Department
Responsible Department
This item is submitted by Deputy City Managers Karen Peters and Mario Paniagua, the Water Services Department, and the City Engineer.