Greenville County Opengov #285559

Landfill Liner Construction at Twin Chimneys Landfill (Unit 4 Cell 5)

Greenville County Landfill Operations is seeking a contractor for the construction of a liner system at Twin Chimneys Landfill, covering 8.6 acres. - Scope of work includes: - Construction of a base liner system with on-site clay (1x10-5 cm/sec), geosynthetic clay liner (GCL), 60-mil HDPE geomembrane, geocomposite drainage layer, protective cover, and leachate collection pipes - Installation of geosynthetic materials (GCL, 60-mil HDPE, geocomposite) supplied by the County - Provision and installation of separator geotextile, pipe, rain cover, protective cover soil, and stone for pipe bedding/backfill - Contractor must perform construction quality control (CQC) and surveying; construction quality assurance (CQA) is handled separately - Substantial completion required within 180 days; final completion within 210 days; liquidated damages for delays - Bidders must provide bonds, insurance, and comply with all regulations - No specific OEMs named, but geosynthetic materials (GCL, HDPE, geocomposite) are central to the project - Clay sourced on-site; protective cover soil and stone sourced off-site

Description

This solicitation is for the construction of a liner system covering 8.6 acres at the Twin Chimneys Landfill in Greenville County, SC. The project includes base liner construction, installation of geosynthetic materials, and protective cover and backfill. The county will provide some materials, while the contractor is responsible for installation and remaining materials. The project requires substantial completion within 180 days and final completion within 210 days, with liquidated damages applicable for delays. Bidders must submit bonds, insurance, and comply with all regulations; a non-mandatory pre-bid meeting is available.

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