Title
Chandler Boulevard - 27th Avenue to 19th Avenue, 1-Step Design-Build, Amendment No. 2 - Project ST85100367 (Ordinance S-43257)
Description
Request to authorize the City Manager, or his designee, to enter into Amendment No. 2 with Hunter Contracting Co. (Gilbert, Ariz.) to provide 1-Step Design-Build construction phase services for the Chandler Boulevard - 27th Avenue to 19th Avenue project. Amendment No. 2 will allow for sufficient funding to complete the construction of the project as originally planned and provide project contingency for unforeseen conditions. Further request authorization for the City Controller to disburse all funds related to this item.
Report
Summary
This street construction project will provide an important transportation connection to Ahwatukee Foothills residents, consisting of the construction of approximately 1.2 miles of new half street roadway for two-way traffic. The north side of the road will be developed to include curb and gutter, a 5-foot wide sidewalk and street lighting. The project also includes the construction of two drainage related bridge structures, roadway drainage system, flood protection and waterline relocations.
Hunter Contracting Co. will assume the risk of delivering the project through a Guaranteed Maximum Price (GMP) contract as the project's design-builder. Hunter Contracting Co.'s services include, but are not limited to: performing all improvements in accordance with all contract documents, construction coordination and close-out within the right-of-way. Construction will occur in close coordination with the Arizona Department of Transportation (ADOT), Maricopa Association of Governments (MAG), and the Federal Highway Administration (FHWA) due to planned construction of the future State Route (SR) 202 South Mountain Freeway.
Procurement Information
Hunter Contracting Co. 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 initial design-build team selection process.
Contract Term
The term of this amendment is expected to take approximately 300 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 for work in progress. No additional contract work scope changes may be executed after the end of the contract term.
Financial Impact
The initial contract value was $1,088,956.78. Amendment No. 1 increased the contract value by $5,777,291.92 for a new contract value of $6,866,248.70. Change Order No.1 was executed June 13, 2016 in the amount of $53,375. Hunter Contracting Co.'s fees under Amendment No. 2 will not exceed $1,262,336.55, including all subconsultant, subcontractor and reimburseable costs. The new contract cost for all design and construction services for this project is $8,181,960.25. Funding is available in the Street Transportation 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.
Small Business Outreach
The Small Business Enterprise goal for this project is 8 percent.
Concurrence/Previous Council Action
Council approved Contract 140977 for 1-Step Design-Build (design phase) services on July 1, 2015 for a not to exceed amount of $1,089,029.12. Council approved Amendment No. 1 for 1-Step Design-Build (construction phase) services on June 15, 2016 for a not to exceed amount of $5.8 million.
Public Outreach
A public open house meeting was held on Jan. 25, 2016, with additional presentations given to the Ahwatukee Village Planning Committee (AVPC) and other homeowner associations within the project area, and the City conducted additional presentations to the AVPC in August 2016. Public outreach will continue throughout construction.
Location
Chandler Boulevard from 27th Avenue to 19th Avenue
Department
Responsible Department
This item is submitted by Deputy City Manager Mario Paniagua, the Street Transportation Department and the City Engineer.