Title
99th Avenue Interceptor Rehabilitation 2016 - Construction Administration and Inspection Services - WS90160097-1 (Ordinance S-43145)
Description
Request to authorize the City Manager, or his designee, to enter into a contract with Dibble Engineering, Inc. (Phoenix) to provide Construction Administration and Inspection (CA&I) services in support of the 99th Avenue Interceptor Rehabilitation 2016 project. Further, request authorization for the City Controller to disburse all funds related to this item.
Report
Summary
This project consists of rehabilitating 2,557 linear feet of PVC-lined concrete reinforced pipe ranging from 54 to 60 inches in diameter, including 109 access manholes along 99th Avenue from Olive Avenue to the 91st Avenue Wastewater Treatment Plant. The pipe rehabilitation is located between two areas: Indian School Road to Thomas Road consisting of 60-inch diameter pipe, and Missouri Avenue to Camelback Road consisting of 54-inch diameter pipe. The manholes of various depths and sizes are found within the entire project alignment.
Dibble Engineering, Inc. will perform construction administration and inspection services for installation and removal of bypass systems and rehabilitation of pipe and manhole structures, including but not limited to: review shop drawings and test results, issue interpretations and clarifications, and prepare record drawings and confined space inspections of the pipe and manhole interiors pre- and post rehabilitation.
Procurement Information
Dibble Engineering, 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 the Design Services selection.
Contract Term
The term of this contract is expected to coincide with the duration of construction, which is expected to be 10 months. 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 for work in progress. No additional contract work scope changes may be executed after the end of the contract term.
Financial Impact
Dibble Engineering, Inc.’s fee for these services will not exceed $277,812 including all subconsultant and reimbursable costs. Funding for these services 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.
Public Outreach
Dibble Engineering, Inc. will provide public notification and a project hotline to respond to public inquiries.
Location
The project is located along 99th Avenue from Olive Avenue to the 91st Avenue Wastewater Treatment Plant.
Department
Responsible Department
This item is recommended by Deputy City Managers Karen Peters and Mario Paniagua, the Water Services Department and the City Engineer.