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Documents to submit

✓Bid form — attachment no. 1
✓Declaration of non-exclusion
✓List of supplies from the last 3 years
✓Liability insurance — min. 120 000 €
✓Proof of bid bond payment
✓Power of attorney, if signed by an agent

AI warnings from documentation

❗Bid bond 3 500 € — payment before submission deadline
⚠Required 2 references after min. 90 000 €
⚠Completion deadline 30 days from signing
⚠Mandatory site visit — rejection if missed
✓No ISO certificate requirement

Budget and competition

3median number of bids

24%tenders with one bid

✓Amount from bid opening for this buyer
✓Who won there before and for how much
✓Suggested price range based on data

Analysis example — specific values depend on the proceeding

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Przebudowa kanału deszczowego w ulicy Częstochowskiej na odcinku od budynku teatru im. W. Bogusławskiego do mostu przy ul. Wał Staromiejski w Kaliszu.

BZP MIASTO KALISZ

Procedure concluded

Cancelled — procedure concluded without selecting a contractor

Award amount

••••••

Result announced

19.10.2026

COUNTRYPOLSKA

AWARD AMOUNT••••••

PUBLISHED19.10.2026

INDUSTRYConstruction work

SUBJECT OF THE CONTRACT

Reconstruction of the storm sewer in ul. Częstochowska in Kalisz (from the theatre to the bridge at ul. Wał Staromiejski), including earthworks, demolition works, construction of inspection manholes, installation of a separator with a settling tank, and restoration of the surface.

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In this sector (Construction work) bids can still be submitted in 1 189 procedures — deadlines within 14 days.

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This buyer in the last 12 months

MIASTO KALISZ: 115 notices.
Most frequent winners: Hydroinwest Małgorzata Wesołowska (3), KAD Sp. z o.o. (2), Stowarzyszenie „Nauka z Kulturą” (2).

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