Item 10 - Agreements for On-Call Construction Management and Inspection Services

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The City of Gardena made improves to the existing roadway and associated infrastructure along Budlong Avenue and Halldale Avenue. The improvements included cold milling, ARHM overlays, various concrete improvements, traffic signal improvements, striping and raised pavement markings, and tree removal and planting. The City selected Cannon to provide construction management and inspection services. The project consisted of the installing approximately 780 tons of asphalt concrete (AC), 3,250 tons of asphalt rubberized hot mix (ARHM), 144,400 square feet (SF) of slurry seal, 215 linear feet (LF) of curb & gutter, 980 SF of sidewalk, 2,430 SF of concrete driveway, and 420 SF of alley approach. The project was completed in 75 working days. The Van Ness Avenue and 139th Street Improvements will improve pedestrian safety and traffic circulation for motorists, as well as improve drainage patterns. Cannon provided construction management and inspection services to assist in implementing the project. Improvements included replacing non- compliant ADA ramps; edge grinding; cold milling of the existing pavement with localized removal; replacing the existing asphalt/structural section of the highway; repaving; removal and replacement of curb, gutter, and sidewalk; removal and replacement of trees; resetting valve boxes, manhole frames, and covers; and modifying striping and signals. The project also requires extensive coordination of traffic control and close coordination with emergency services, local agencies, utility companies, and the public in this high traffic location. Currently the Contractor has completed each of the removals on the project, including the grinding of asphalt. The contractor has also completed the concrete work and is scheduled to start paving on Feb 17, 2022. This will be followed by installing signing, striping, traffic loops, and traffic signal modifications. Project limits extend along Van Ness Avenue from 135th street to Marine Avenue and along 139th Street from Van Ness Avenue to Western Avenue.