# San Antonio Water System Ionwave #26-26121

SAWS seeks 54-inch pipeline lime-scale cleaning and documentation services

**Posted:** October 15, 2026
**Respond By:** November 05, 2026
**Identifier:** 26-26121
**NAICS:** 562910

San Antonio Water System is seeking a contractor to clean lime buildup from a large potable-water pipeline at Agua Vista Station.
- **Government buyer:** San Antonio Water System (SAWS), Purchasing Department.
- **Requested services:** Clean, rinse, and disinfect one 54-inch steel pipeline; remove and dispose of accumulated lime scale estimated at 30 cubic yards or 35 tons, whichever is greater; and provide before-and-after CCTV video and photographs. SAWS will remove and reinstall components needed to provide access.
- **Service line items:** One pipeline cleaning and lime-solids removal/disposal service; one CCTV video and photography service; one mobilization/demobilization service. A project-specific construction safety and health plan is also required; no quantity is stated for that requirement.
- **Notable requirements:** Disinfection must follow AWWA standards. Work must be completed within a seven-calendar-day facility shutdown, with around-the-clock work possible. Bidders must attend the mandatory pre-bid conference and site visit and demonstrate at least five years of relevant large-diameter potable-water-pipe cleaning and documentation experience. The safety plan must be project-specific, OSHA-compliant, and submitted to SAWS for review. Confined-space safeguards may be required.
- **OEMs and vendors:** No OEM, product manufacturer, or service vendor is named. No products or part numbers are specified; this is a services opportunity.

### Description

San Antonio Water System is soliciting bids to clean and remove accumulated lime slurry solids from a section of existing 54-inch steel pipeline at Agua Vista Station in San Antonio, Texas. Work includes providing labor, materials, equipment, supervision, disposal, and video and photographic documentation, and disinfecting the cleaned pipe in accordance with AWWA standards. All on-site work must be completed during the scheduled seven-calendar-day shutdown from December 6 through December 12, 2026. Attendance at the mandatory on-site pre-bid conference and site visit on October 27, 2026, is required for bidders to be considered for award.

[View original listing](https://sawsbid.ionwave.net/PublicDetail.aspx?bidID=4517&SourceType=1)