RAS Pump Replacement Pilot Project (RSP-5 and RSP-6)

The Rock River Water Reclamation District solicited bids for a pilot‑phase replacement of two RAS (return‑activated‑sludge) pumps (RSP‑5 and RSP‑6) at its treatment plant in Rockford, Illinois. The contract covers full demolition of an existing pump house, concrete slab repair, installation of new submersible pumps, associated piping, valves, electrical conduit, control panels, and site restoration. The work must be completed by 31 Dec 2018, with liquidated damages of $300 per day for delays. The award was made to Sjostrom & Sons, Inc., a local general contractor. Key points include: • Demolition, concrete repair, and installation of two new submersible pumps with full electrical and control systems. • Requirements for utility coordination, erosion control, and compliance with prevailing‑wage, safety, and environmental regulations. • Lump‑sum contract with a 10 % retainage, performance bond, and $300/day liquidated‑damage clause.