San Mateo Civicplus #City Project No. 46c002

San Mateo 57 Otay Avenue Slide Repair – Creek Bank Stabilization Construction

This opportunity involves the City of San Mateo's solicitation for the 57 Otay Avenue Slide Repair project, focused on stabilizing the south bank of Laurel Creek and restoring riparian habitat. - Government Buyer: - City of San Mateo, Department of Public Works - City Council of the City of San Mateo - Project managed by Stephanie Pinon, P.E. - Project Scope: - Stabilization of the eroded creek bank at 57 Otay Avenue using vegetated soil lift (VSL) revetment with a rock toe - Installation of approximately 100 feet of VSL revetment (three 12-inch compacted soil lifts wrapped in coir erosion control blanket, interplanted with willow cuttings and native grasses) - Construction of a rock toe with 1.5-2.5 ft diameter boulders, keyed into the creekbed - Planting of willow cuttings (0.5 to 2 inches diameter, 12-inch spacing) - Installation of drip or soaker hose irrigation systems for 2-3 years post-construction - Removal and replacement of property line fences at 57, 61, and 65 Otay Avenue for equipment access - Unique/Notable Requirements: - Compliance with State of California Department of Transportation standards and specifications - Mandatory pre-bid meeting attendance - Class A contractor's license required - Prevailing wage laws apply; subject to California Department of Industrial Relations monitoring - Insurance requirements (builder's risk or installation floater) - Contractor responsible for plant maintenance and irrigation for 3-5 years post-construction - Liquidated damages of $3,600 per day for delays - Estimated Construction Cost: $450,000 - OEMs and Vendors: - No specific OEMs or proprietary products are named; Barker Blue is the vendor for contract documents - Locations: - Place of performance: 57 Otay Avenue, San Mateo, CA - Contracting/government offices: City Hall, 330 West 20th Avenue, San Mateo, CA 94403; City of San Mateo Department of Public Works - Period of Performance: - Construction planned for the dry season (June 15 to October 15) - Five-year post-construction monitoring and maintenance period for irrigation and revegetation success

Description

The City of San Mateo is soliciting bids for the 57 Otay Avenue Slide Repair project, which involves stabilizing the eroded south bank of Laurel Creek using a vegetated soil lift revetment with rock toe. The project aims to increase the flow cross-section of the creek and provide willow rooting throughout the treated reach to replace the eroded bank. Bidders must purchase contract documents from Barker Blue and attend a mandatory pre-bid meeting. The estimated construction cost is $450,000, and the bid closing date is April 14, 2026.

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