CCWA's Filter Media and Underdrain Replacement Project

The Central Coast Water Authority’s (CCWA) is requesting professional service proposals for CCWA's Filter Media and Underdrain Replacement Project (Project). The Consultant shall provide services to develop plans and specifications to complete the following work in four existing multimedia filters located at CCWA’s Polonio Pass Water Treatment Plant (WTP):
1. Remove and replace the existing granular activated carbon (GAC) and sand filter media;
2. Remove and replace filter underdrain nozzles;
3. Repair deteriorated concrete surfaces within the filter basins; and
4. Level launders between filter bays without removing the portion cast within gullet walls, if reasonably possible.
Consultant shall provide all labor, materials and equipment necessary to prepare a complete set of plans and specifications that will be used by CCWA to publicly solicit bids for Project construction. 

CCWA will be accepting Consultant proposals for the Filter Media and Underdrain Replacement Project up to 3:00 p.m. on Tuesday, October 28, 2025.  Proposals shall be submitted to David Beard at drb@ccwa.com.

For the complete Request for Proposal for the Filter Media and Underdrain Replacement Project please click here.

Tank 7 Access Road and Mesa Verda Road Asphalt Concrete Overlay Project

CCWA is inviting bids for the Tank 7 Access Road and Mesa Verde Road Asphalt Concrete Overlay Project. The WORK includes the rehabilitation of two existing private roads, Tank 7 access road and Mesa Verde Road. WORK to be performed under this Contract includes, but is not limited to, removal of asphalt berm, asphalt concrete dig-outs and replacement, performing crack seal, performing an asphalt concrete overlay, replacement of existing asphalt concrete berm, and all other WORK required in accordance with the Contract Documents.

Sealed Bids will be received at the office of the Central Coast Water Authority, at 255 Industrial Way, Buellton, California 93427, until 3:00 p.m. on Thursday, October 2, 2025, for the "Tank 7 Access Road and Mesa Verde Road Asphalt Concrete Overlay Project”.

For the contract documents and specifications for the Tank 7 Access Road and Mesa Verda Road Asphalt Concrete Overlay Project, please click here.

Addendum No. 1 to the contract documents and specifications is available here.

If you require accesible versions of these documents please contact CCWA at 805-688-2292.