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Published May 14, 2026 at 8:00 PM
Updated May 15, 2026
This is a service / maintenance or supply contract in Chula Vista, California. Contact the soliciting agency for additional information.
Sweetwater Authority is soliciting proposals from professional engineering firms to provide Preliminary Design and Design services for a new 12.5% sodium hypochlorite (NaOCl) and 40% liquid ammonia sulfate (LAS) chemical feed system at the Robert A. Perdue Water Treatment Plant. The objective is to prepare a preliminary design report and provide design services for converting the Authority's disinfection and chloramination systems from gaseous chlorine and aqueous ammonia to 12.5% sodium hypochlorite and 40% LAS. Question Deadline 05/14/2026 11:00 AM (PDT) Online Q&A Yes
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Water / Sewer
Public - City
Service, Maintenance and Supply
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