Columbia Ionwave #BID038-25-26-KDD

Williams Street Connector Construction Project – Roads, Bridge (Contech), Utilities, and Site Improvements

This opportunity is a major public works construction project for the City of Columbia, SC, focused on the Williams Street Connector and related infrastructure improvements. - Government Buyer: - City of Columbia, Department of Procurement and Contracts - Project managed by Kent Davis, Procurement Manager II - Engineering support by Hussey Gay Bell - OEMs and Vendors Mentioned: - Contech (vehicular bridge supplier) - Products and Services Requested: - Roadway construction: 4,700 feet of new roads, 1,500 feet of improved roads - Sidewalks: 4,700 feet of new sidewalks - Utility corridor: storm drainage, water, and sewer lines (various sizes and materials) - Bridgework: vehicular bridge (provided by Contech), bridge foundation, assembly, and deck - Retaining walls: sheet pile (NZ19 steel) and segmental block - Drainage: reinforced concrete pipes (18", 24", 36", 42"), catch basins, headwalls, water quality units (Arcadia, BaySeparator) - Electrical: 35 light poles, 5,000 feet of conduit, 3 electric car charging stations - Communications: duct banks (3-inch Schedule 40 PVC) - Landscaping: 232 trees, 267 shrubs, 422 grasses, 33,102 sq ft ground cover, irrigation system - Traffic control and site preparation: demolition, clearing, grubbing, erosion control, silt fence, riprap - Specialty items: aluminum guardrail system, helical anchors, precast anchor blocks - Bike infrastructure: 2 bike share stations, cycle track curbs - Unique or Notable Requirements: - Vehicular bridge must be supplied by Contech - Contractors must have bridgework experience and be licensed/bonded - Geotechnical requirements: settlement monitoring, wick drains, soil reinforcement - Participation encouraged for Local and Disadvantaged Business Enterprises - Compliance with City engineering and federal funding provisions - Detailed subcontractor/vendor information required - Project includes environmental mitigation for wetlands and slope stability - Quantities: - Large-scale earthwork (20,000 CY debris removal, 36,000 CY soil reuse) - 35 light poles, 232 trees, 4700 feet of new road, 8000 SY sidewalk, 17300 SY asphalt courses, and more - Period of Performance: - 609 days to substantial completion, 60 days to final completion (total 669 days), plus 180 days for closeout activities - Location: - Columbia, Richland County, South Carolina

Description

This solicitation is an Invitation for Bids issued by the City of Columbia, South Carolina, for the Williams St. Connector Rebid project. The project involves construction activities including earthwork, demolition, storm drainage, water and sewer installation, roadway construction, electrical work, landscaping, and miscellaneous tasks such as traffic control. The scope includes removal and replacement of existing infrastructure, installation of retaining walls, pipe systems, bridge foundation and assembly, and landscaping. The solicitation includes a non-mandatory pre-bid meeting and site visit, with all questions to be submitted via the City's e-Procurement System.

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