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Cleaning Kolken and line gutters municipality Zeewolde
Reinigen Kolken en lijngoten gemeente Zeewolde — original title
Your path to submission
- Deadline: 16 November at 10:00 — 15 days left.
- You submit on TenderNed — not here and not by e-mail. ↗ Submission via TenderNed with an eHerkenning account — issuance for foreign firms can take time; apply early. Sort out account and signature first — not on submission day.
- Offer and evidence in: Dutch.
- Collect your evidence — use the eligibility analysis on this page: it lists the requirements and, for known certificates, how to get them.
What the buyer is looking for
The contract concerns the annual cleaning of street and pavement ducts (including line ducts) within the management area of the municipality of Zeewolde. The municipality of Zeewolde has outsourced this executive task to Waterschap Zuiderzeeland. Waterschap Zuiderzeeland acts as the client and contracting authority in this tender. All communication takes place via Waterschap Zuiderzeeland. In this Procurement Guide, the scope of the Assignment is expressed exclusively in numbers of objects to be cleaned and not in euros. The estimated annual base size is approximately 11,000 street and pavement ducts, including approximately 2,400 m1 line ducts, within the municipality of Zeewolde. Assuming a maximum duration of eight (8) years, the estimated base size is approximately 88,000 coils. In addition, the Client can optionally have a second, smaller cleaning round of approximately 5,000 cups…
Show full description
… per year carried out. If this option is used for the full maximum duration, the total potential size will not exceed approximately 128,000 coils. The numbers mentioned are estimates and do not constitute a purchase guarantee. The actual size may change during the term due to area changes, technical developments, policy choices or changes in maintenance needs. No estimated contract value, budget or turnover forecast can be derived from the numbers mentioned.
Contract
Type of service
Clement What the numbers say about this buyer
- 6% of this buyer's awards went to companies that had already won here before (70 awards since 2015, spread over 24 companies). 94% went to new names.n = 70 awards since 2015
- The median procedure drew 3 bids (66 procedures with a bid count); 29% ended with a single bidder. Sector: median 3 bids.n = 66
- The award came in at a median 86% of the estimated value (6 awards with both estimate and value) — pricing at the estimate is usually too high here. Sector: 91%.n = 6
- 4% of awards went to companies from abroad (70 awards with a known winner country). Sector average: 2%.n = 70
From this buyer's documented awards; comparison values from the same sector and country. Not a forecast, not legal advice. As of 01/11/2026.
Selection criteria — via the ESPD
The buyer states in the notice that eligibility is proven through the European Single Procurement Document (ESPD); the concrete requirements are in the tender documents. The document analysis below extracts them from there — bid and evidence in Dutch.
Eligibility analysis from the tender documents
Tender documents — direct download
Who has won at this buyer so far
Across all contract types of this buyer — not just this sector. A city buys software and fire engines through the same purchasing office.
| Company | Awards | Period |
|---|---|---|
| Aannemingsbedrijf Netjes B.V. | 3 | 2024–2025 |
| Berkhof BV | 3 | 2025 |
| Combinatie Boskalis Nederland B.V. en Van Oord Nederland B.V. (penvoerder is Boskalis Nederland B.V.) | 1 | 2025 |
| Van der Weerd Grafhorst B.V. | 1 | 2026 |
| H. van Haarst B.V. | 1 | 2024 |
How often this buyer tenders this kind of work
Tactics
When this buyer has awarded in this sector, usually about 4 bids came in. A normal field for this market. (Based on 4 completed awards — not a statement about this procedure.)
This procedure allows 40 days between publication and deadline — typical in this country is 48 (median of 2,911 procedures). A normal window for this market.
The deadline falls on a Monday — your last full working day is the Friday before. Have evidence and guarantees together by Thursday.
Foreign bidders
In the Netherlands · Cleaning, environment & waste, 42 contracts went to foreign companies over the last 3 years (of 2,209 recorded awards) — mostly from Germany, France, Belgium.
Submission language: Dutch.
How to bid
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