# Mississippi Procurement Portal #3170036936

Columbia, Mississippi Sanitary Sewer Collection System Improvements

**Posted:** November 12, 2026
**Respond By:** November 17, 2026
**Identifier:** 3170036936
**NAICS:** 237110

The City of Columbia, Mississippi, is seeking construction bids to improve its sanitary sewer collection system.
- **Buyer and project**
  - Government buyer: City of Columbia, Mississippi; project: Wastewater Collection Improvements CDBG, Marion County.
  - Funded through a Community Development Block Grant by the Mississippi Development Authority, Community Incentives Division.
- **Requested work**
  - Replace, rehabilitate, and/or repair the City’s sanitary sewer collection system in accordance with project drawings and specifications.
  - Project number: CDBG Project No. 1202-25-151-PF-01. No quantities or specific products are listed.
- **Named organizations**
  - Mississippi Procurement and Technical Assistance Program (MPTAP) is identified in the solicitation information.
  - Dungan Engineering is cited for project documents and electronic bid submission; Plan House is identified for website-related questions.
  - No OEMs or product manufacturers are specified.
- **Notable requirements**
  - Work is subject to Section 3 contracting and employment requirements, Davis-Bacon prevailing-wage requirements, and Build America, Buy America requirements.
  - Minority- and women-owned businesses are invited to participate.

### Description

The City of Columbia, Mississippi, is soliciting sealed bids to replace, rehabilitate, and/or repair its sanitary sewer collection system as part of the Wastewater Collection Improvements CDBG Project No. 1202-25-151-PF-01. Bids are due November 17, 2026, at 10:00 a.m. local time and may be submitted in person or electronically through dunganeng.com. The project is financed through a Community Development Block Grant and includes Section 3, Davis-Bacon, and Build America, Buy America requirements. Contract documents are available at dunganeng.com.

[View original listing](https://www.ms.gov/dfa/contract_bid_search/Bid/Details/47022?AppId=1)