P1-142, Trickling Filter Media Replacement At Plant No. 1

This project involves the replacement of aging media within the trickling filters at Plant No. 1, along with structural coating repairs to the media holding structure to ensure durability and proper functioning. Additionally, the scope includes the installation of a new fiberglass reinforced plastic under drain system to improve drainage efficiency and a media wetting sprinkler system to enhance the treatment process. The contract is managed by the Orange County Sanitation District in California and is estimated to be valued between five and ten million dollars. The solicitation was posted on June 17, 2025, with a response deadline of July 29, 2025. The project is open to contractors capable of executing large-scale infrastructure upgrades and repairs within the specified budget range. Interested parties can contact the primary point of contact, Ludwig Lapus, via email for further information. The project aims to modernize and improve the operational reliability of the trickling filter system, ensuring compliance with environmental and safety standards.