ID 581626
Archived
Alameda County
Owner Reference: 800-494
Bid Date: 04/27/2021 at 11:00AM
Pre-Bid: 04/06/2021
To attend the pre-bid conference by phone: Call: 1-888-788-0099 of 1-877-853-5247 Meeting ID: 892 4606 8430# To attend the prebid conference by web browser, use the Zoom link below for video and audio:
https://us02web.zoom.us/j/89246068430. If bidders wish to attend a voluntary site visit, bidders shall contact the District’s Project Manager, Andrew Baile, at (510) 477-7633 to schedule a site visit.
Estimate: $1,200,000
The project is located at the northwest corner of the Alvarado Wastewater Treatment Plant near the south end of Veasy St. in Union City, CA and consists, in general, of the following work: • Demolition and disposal of approximately 40 linear feet of 48-inch diameter pipeline. • Replacement of approximately 20 linear feet of 48-inch diameter reinforced concrete pipe, RCP with centrifugally cast, fiberglass-reinforced, polymer mortar pipe, CCFRPM by open cut. • Rehabilitation of approximately 61 linear feet of 48-inch diameter RCP by slip-lining. • Construction of approximately 93 linear feet of 48-inch diameter CCFRPM by open cut. • Construction of a concrete outlet structure consisting of a slab, headwalls, and wing walls. • Placement of approximately 90 cubic yards of stone riprap for bank and channel protection. • Removal and disposal of approximately 250 cubic yards of sediment to facilitate placement of the rip rap. • Installation and removal of a temporary sheet pile cofferdam. • Construction of an access vault and blow-off piping system on the existing outfall pipeline. • Construction of a new riser pipe and cap on the new redundant pipeline. • Dewatering of project excavations. • Site restoration including final grading, paving, planting, and fencing. • Survey of newly constructed facilities. • Implementation of all mitigation measures in the Project’s Mitigated Negative Declaration and Mitigation Monitoring and Reporting Plan. • Bypass Contingency Allowance. Project duration is 210 Calendar Days. Bonds required. Prevailing wages apply. DBE Encouraged.
Union Sanitary District
Andrew Baile
(510) 477-7633
(510) 477-7333
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Published 04/13/2021 on Construction Bid Source
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