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Commission approves moving forward with design for Calle Real/Castillo trunk main to reduce wet‑weather sewer risk
Summary
The commission recommended council authorize a design contract with Dudek for phase 1 of the Calle Real and Castillo trunk main wastewater capacity improvements. The multi‑phase project aims to reduce capacity constraints, improve operator safety at Caltrans crossings and coordinate with upcoming sidewalk work.
The Santa Barbara Water Commission voted May 22 to forward to council a recommendation to authorize a design contract and allocate funds for phase 1 of the Calle Real and Castillo Trunk Main wastewater capacity improvements project.
Staff said wet‑weather peak flows periodically overwhelm parts of the collection system along and south of Highway 101, creating environmental risk and repeated emergency bypass operations. The project is a multi‑phase plan that would add a new trunk main north of Highway 101 (Castillo Street alignment) and a new gravity sewer through phase 1 (between Las Positas/Las Besitas and Pueblo Street) to allow future diversion of flows away from the San…
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