City of Santa Rosa PlanetBids #862458

Mission Canyon Road Storm Repair and Retaining Wall Construction for Santa Barbara County

Santa Barbara County Public Works is seeking a contractor for comprehensive storm repair and embankment stabilization on Mission Canyon Road. - Government Buyer: - County of Santa Barbara Public Works Department, Transportation Division - Project managed in part by MNS Engineers, Inc. - Scope of Work: - Construction and repair of roadway and embankments at two locations - Installation of soldier pile retaining walls (with and without ground anchors) - Roadway excavation, hot mix asphalt paving, aggregate base, and structural concrete - Erosion control measures: hydromulch, hydroseed, compost, netting, and fencing - Installation of steel guardrails, transition railings, and traffic striping - Geotechnical investigation, laboratory soil testing, and construction observation - Quality assurance program for material acceptance (asphalt, aggregates, concrete, steel, pipes, etc.) - Products/Materials Requested: - Hot mix asphalt (leveling and minor), aggregate base, structural concrete - Steel soldier piles (HP14x89, W18x106), ground anchors, drilled holes (24" and 30") - Bar reinforcing steel, timber lagging, concrete barriers, guardrail systems - Erosion control products: hydromulch, hydroseed, compost, netting - Traffic control systems, job site management, water pollution control - Services Requested: - Job site management and supervision - Water pollution and permanent erosion control program implementation - Geotechnical field investigation, laboratory testing, engineering analysis, and construction observation - Material sampling, testing, and inspection for quality assurance - Unique/Notable Requirements: - Adherence to Santa Barbara County Engineering Standards and Caltrans specifications - Detailed geotechnical and corrosion evaluation for retaining wall design - 20-year pavement design life with R-value of 50 - Strict quality assurance and certification for all construction materials - Mandatory pre-bid meeting (attendance not required) - OEMs/Vendors: - No specific OEMs or manufacturers are named in the solicitation; products must meet Caltrans and County standards.

Description

This solicitation is for storm repair work on Mission Canyon Road in the 1st Supervisorial District of Santa Barbara County. The project involves various construction activities including traffic control, site management, erosion control, excavation, asphalt paving, and installation of retaining walls and ground anchors. The work duration is 95 days, with a mandatory pre-bid meeting scheduled for July 16, 2026. Bidders must submit electronic bids by July 29, 2026, to the Santa Barbara County Public Works Department.

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