# West Virginia CGI Advantage 4 #ARFQ-0313-DEP2700000017-3

Buffalo Coal Company C1 EQ Basin Construction Project

**Posted:** September 17, 2026
**Respond By:** October 20, 2026
**Identifier:** ARFQ-0313-DEP2700000017-3
**NAICS:** 237990

The West Virginia Department of Environmental Protection is soliciting bids for construction of the Buffalo Coal Company C1 EQ Basin project in Logan County.
- **Government buyer:** State of West Virginia, Department of Environmental Protection (DEP).
- **Project:** OSR Buffalo Coal Company C1 EQ Basin Project S-2003-03.
- **Solicitation update:** Addendum 2 provides pre-bid conference sign-in sheets and corrected project plans.
- **OEMs and vendors:** No manufacturers, vendors, or specific products are named in the available notice.
- **Scope and quantities:** The opportunity concerns basin construction; the available information does not specify line-item quantities, part numbers, or detailed construction services.
- **Notable requirements:** Bidders should use the corrected project plans associated with Addendum 2.

### Description

The solicitation concerns the OSR Buffalo Coal Company C1 EQ Basin Project S-2003-03. Addendum 2 distributes sign-in sheets for the on-site pre-bid conference held September 29, 2026, and corrected plans. Bids must be submitted electronically through wvOASIS Vendor Self Service (VSS); vendors are directed to register and bid online at wvOASIS.gov. The response deadline is October 20, 2026.

[View original listing](https://prd311.wvoasis.gov/PRDVSS1X1ERP/Advantage4)