IFB No. 6176-26B Bees Ferry Class Three Landfill Cells 3 & 6 Construction

Charleston County, South Carolina is issuing Invitation for Bids (IFB) No. 6176-26B for the construction of approximately 22-acre Municipal Solid Waste (Class Three) Landfill Cells 3 & 6 at the Bees Ferry Landfill located at 1344 Bees Ferry Road, Charleston, South Carolina 29414. The procurement requires the contractor to furnish and install a complete landfill base liner system encompassing the abandonment of an existing Ash Monofill within the Cell 3 footprint, installation of approximately 300,000 cubic yards of structural fill soil materials, geosynthetic clay liner (GCL), 60-mil textured high-density polyethylene (HDPE) geomembrane liner, geocomposite drainage net, leachate collection piping with submersible pumps, 2-foot minimum soil protective drainage cover layer, rain cover system, and associated appurtenances. Key deliverables include site preparation, excavation, backfill and compaction, installation of geosynthetic liners and drainage systems, leachate collection systems, and final stabilization through seeding and mulching. The successful contractor must achieve Substantial Completion within 400 calendar days from the Notice to Proceed, with liquidated damages of $1,500 per calendar day assessed for delays, and complete punch list items within an additional 30 calendar days. Mandatory pre-bid conference and site visit occurs April 2, 2026, at 10:00 a.m. Eastern Time; written questions must be submitted by April 9, 2026, at 12:00 p.m. Eastern Time; and sealed bids are due April 23, 2026, at 3:00 p.m. Eastern Time via electronic submission through the County's Procurement Portal. The contractor must maintain a 5% bid bond or certified check, 100% performance and payment bonds, Commercial General Liability insurance of $1,000,000 combined single limit per occurrence and $2,000,000 general aggregate limit, Business Automobile Liability of $1,000,000 combined single limit, and Workers' Compensation with Statutory limits, along with comprehensive quality control testing and compliance with a detailed Construction Quality Assurance Plan.

The procurement includes a mandatory Small Business Enterprise (SBE) subcontract requirement of 12.2% of the total bid amount and an On-the-Job Training (OJT) requirement of three positions at 520 hours each, with trainees compensated within the $10.00 to $18.00 per hour range. All bidders must submit a Bid Information Questionnaire providing detailed documentation of proposed soil material sources for backfill soil, compacted soil liner material, and protective cover soil material, including off-site source locations, available quantities in cubic yards, testing certifications, owner approval letters, professional engineer certification of specification compliance, and verification of all applicable permits and zoning approvals including erosion control permits, zoning approvals, and mining permits. Additional compliance requirements include Drug-free Workplace Certification for contracts exceeding $50,000, compliance with South Carolina's illegal immigration laws (Title 8, Chapter 14), Equal Employment Opportunity Certification, and non-collusion oath requirements. The County will award the contract to the lowest responsive and responsible bidder based on price and other factors considered advantageous to the County. No specific budget range or award value is disclosed in the procurement documents, requiring bidders to develop independent cost estimates based on the detailed 12-sheet engineering drawing set and comprehensive project specifications provided by Howard Engineering.