Wastewater Treatment Plants Influent Improvements Alternative Analyses

The City of Roseville is soliciting qualified engineering firms to conduct a comprehensive alternatives analysis for influent improvements at its Dry Creek and Pleasant Grove Wastewater Treatment Plants. The study will evaluate headworks screening, pump capacity, flow‑shaving configurations, basin return pump station operations, and future headworks configuration, delivering a Preliminary Design Report with recommended alternatives and optional 10 % design development. • Scope covers data collection, alternative generation (up to 4 per issue), detailed analysis of up to 3 alternatives, cost and risk assessment, and a consolidated design report. • Optional 10 % design phase may be added for selected alternatives. • Project management, monthly reporting, and invoicing are required. • Pre‑proposal conference on Sep 9, 2026; final questions due Sep 23, 2026; proposal due Oct 6, 2026. • Award anticipated Dec 16, 2026 with services beginning Dec 17, 2026.