For City Council Meeting [September 13, 2022]
TO: Honorable Mayor and City Council
APPROVAL: Marcus Fuller, City Manager
FROM: Marcus Fuller, Acting City Engineer
Title
Request City Council to 1) Delegate Additional Authority to the City Manager to approve additional Change Orders in the Cumulative Amount of $300,000 for additional work to be performed by Sequel Contractors, Inc., a California corporation, for the Riverside Avenue from SR-210 to Foothill Boulevard Project, City Project No. 210807; and 2) Authorize the City Manager to Execute all Related Documents.
(ACTION)
Body
BACKGROUND
On September 14, 2021, the City Council awarded a Construction Contract to Sequel Contractors, Inc., a California corporation, in the amount of $6,482,270 for the Riverside Avenue from SR210 to Foothill Boulevard Project, City Project No. 210807 and a Professional Services Agreement to AECOM Technical Services, Inc., a California corporation, in the amount of $972,443 for Construction Management Support Services.
ANALYSIS/DISCUSSION
The City Council delegated $200,000 in authority to the City Manager to approve change orders at the time of the construction contract award. The City utilized the funds to implement additional ADA improvements, construct curb and gutter to improve drainage and extend roadway service life, construct deep lift asphalt sections for essential services such as Fire Station 202, and mitigate the "bottoming out" of vehicles merging on and off cross streets onto Riverside Avenue.
The original scope of work involves "Full Depth Reclamation" in which the entire asphalt pavement is removed, and the remaining subgrade is mixed with dry cement as Cement Stabilized Pulverized Base. The process requires two to three weeks' worth of work and curing time prior to placement of asphalt. The project is also being phased with removal of exterior lanes first and removal of interior lanes second. This further extends the required time for reconstruction of th...
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