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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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Industrial and specialist cleaning

NL Waterschap Vechtstromen

COUNTRYNetherlands

SUBMISSION DEADLINE11.11.2026

PUBLISHED02.10.2026

INDUSTRYEnvironment, cleaning

SUBJECT OF THE CONTRACT

Waterschap Vechtstromen commissions specialized cleaning of sewage pumping stations, treatment plants, and sludge dewatering installations. The order is divided into 3 packages: industrial cleaning (North and South region) and specialized cleaning. Selection of contractors based on the lowest price.

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Similar tenders closing soon

In this sector (Environment, cleaning) bids can still be submitted in 39 procedures — deadlines within 14 days.

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This buyer in the last 12 months

Waterschap Vechtstromen: 23 notices.
Most frequent winners: Aannemersbedrijf Gerwers Tilligte B.V. (4), hollander techniek b.v. (4), EQUANS Noord-Nederland B.V. (2).

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