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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

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Technical equipment for 11 groundwater monitoring stations in the districts of Hildesheim and Goslar

DE Hochwasserschutzverband Innerste

COUNTRYGermany

SUBMISSION DEADLINE25.11.2026

PUBLISHED23.10.2026

INDUSTRYConstruction work

SUBJECT OF THE CONTRACT

Der Hochwasserschutzverband Innerste plant im Rahmen des geplanten Baus von zwei Hochwasserrückhaltebecken (HRB) in der Nähe von Hildesheim bzw. Seesen den Neubau von insgesamt 11 Grundwassermessstellen zur Überwachung der Grundwasserpegel. Folgende Standorte sind dafür vorgesehen: - HRB Itzum (Landkreis Hildesheim): 10 Grundwassermessstellen - HRB Mechtshausen (Stadt Seesen): 1 Grundwassermessstelle An allen 11…

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In this sector (Construction work) bids can still be submitted in 2 384 procedures — deadlines within 14 days.

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This buyer in the last 12 months

Hochwasserschutzverband Innerste: 7 notices.
Most frequent winners: Ingérop Deutschland GmbH - IW (2), HGN Beratungsgesellschaft mbH (1), Mittelweser Tiefbau GmbH & Co. KG (1).

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