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20260124 - Hydro-ecological modelling study Southern Dijle Valley
20260124 - Hydro-ecologische modelstudie Zuidelijke Dijlevallei — original title
Your path to submission
- Deadline for requests to participate: 17 November at 13:00 — 16 days left. Two-stage procedure: by this deadline you submit a request to participate (proof of eligibility). Only shortlisted firms are then invited to submit a tender.
- You submit on BDA / e-Procurement Belgium — not here and not by e-mail. ↗
- Collect your evidence — the eligibility requirements are listed on this page; for many of them the analysis explains how to obtain them.
What the buyer is looking for
The subject matter of the contract shall be: Drawing up an Ecohydrological study for groundwater extraction in Sint-Agatha-Rode Veeweyde, and drawing up a project EIA for the re-authorisation of this extraction. The contract shall not be divided into lots. There are strict deadlines attached to this agreement that must be complied with, so that De Watergroep can apply for the permit for the water abstractions concerned on time.
Contract
Type of service
Clement What the numbers say about this buyer
- In this sector the buyer awards roughly every 6 months (4 awards, most recently January 2026) — by that rhythm the next award was due around July 2026. The last award went to Grondreinigingscentrum Tessenderlo.n = 4
- 2% of this buyer's awards went to companies that had already won here before (169 awards since 2015, spread over 114 companies). That is well below the sector norm (17%) — this buyer switches suppliers more often than others.n = 169 awards since 2015
- The median procedure drew 3 bids (63 procedures with a bid count); 21% ended with a single bidder. Sector: median 4 bids.n = 63
- 24% of awards went to companies from abroad (169 awards with a known winner country). Sector average: 19%.n = 169
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.
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 |
|---|---|---|
| Verbraeken Infra | 2 | 2024–2025 |
| Aqua-Techniek BV | 2 | 2015–2024 |
| LITRAN | 2 | 2025 |
| AVK Belgium NV | 2 | 2015 |
| Jacops | 1 | 2026 |
How often this buyer tenders this kind of work
Tactics
When contracts were awarded in this country and sector, usually about 4 bids came in. A normal field for this market. (Based on 1,399 completed awards — not a statement about this procedure.)
This procedure allows 26 days between publication and deadline — typical in this country is 34 (median of 3,233 procedures). Much tighter than usual: the first week counts.
Foreign bidders
In Belgium · Cleaning, environment & waste, 312 contracts went to foreign companies over the last 3 years (of 2,166 recorded awards) — mostly from France, Germany, Netherlands.
How to bid
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