Renovation and restoration of water systems at the sturgeon fish-breeding facility in Pieczarki

Summary

The tender covers renovation of the water systems and related infrastructure at the sturgeon fish-breeding facility in Pieczarki to restore their technical performance. The works include upgrading the electrical installation and protected distribution board in the pump house; cleaning and deepening ponds; sealing cracks in the pond outlet structures and pipe penetrations; replacing 20 metres of external process pipelines and valves; electrical and pump works at a deep well; and constructing a shelter. The works description also provides for reinforcing pond bottoms and banks with 1.0–1.5 mm HDPE geomembrane in accordance with EN 13361. The technical specification lists three booster pumps and two deep-well pumps with motors; the quantities in the bill of quantities may differ, so bidders should verify the final scope in the tender documents. The work must be completed within 30 days of signing the contract and organised to minimise disruption to the facility’s normal operations and access. A site visit is a mandatory condition for submitting a bid. It is scheduled for 6–7 October 2026 at 10:00; attendees must bring their own required protective equipment, including a helmet and suitable footwear. A bid from a bidder that did not attend will be rejected. Bids must be submitted electronically by 20 October 2026 at 09:00. Evaluation assigns 60 points to price and 40 points to the warranty for materials and construction works; the warranty must be at least 60 months, with up to 72 months available. The selected bidder must provide performance security equal to 5% of the gross contract price.