EU-wide tender · Electrical engineering
Renovation and Expansion of the Gundelfingen Wastewater Treatment Plant
Original title: Sanierung Erweiterung Kläranlage Gundelfingen
EU-wide public tender in Germany: “Renovation and Expansion of the Gundelfingen Wastewater Treatment Plant” in Gundelfingen, Bavaria. The deadline for offers is Wednesday, 4 November 2026, in 3 days. Procedure: Open procedure, published EU-wide (above the EU thresholds).
- Deadline
- 4 November 2026, 3 days left, 11:00
- Published
- 28 September 2026
- Procedure
- Open procedure
- Notice
- EU-wide (TED)
- Type of contract
- Works
- Estimated value
- €8,010,000
- Place of performance
- Gundelfingen, Bavaria
- Source, last checked
- TED, 1 November 2026
Contracting authority and documents
Contracting authority only with access
Original notice (German)Tender documents on the procurement platformIn short
Construction services for the renovation and expansion of a wastewater treatment plant.
- Dismantling of asphalt, steel beam hall, and reinforced concrete foundations.
- Extensive earthworks and shoring works.
- New construction of reinforced concrete aeration, secondary clarification, and primary clarification tanks.
- Construction of an operations building with extensive interior finishing works.
- Installation of mechanical equipment such as blowers, pumps, and scrapers.
Summary made from the German notice and checked against it; the German original is authoritative.
Worth knowing before you bid
A security deposit is required. Only the price decides the award. The estimated value is €8,010,000. The notice links the tender documents directly.
Deadlines and dates
| Published | Monday, 28 September 2026 |
|---|---|
| Deadline | Wednesday, 4 November 2026, 11:00 |
| Tender validity ends (calculated) | Sunday, 3 January 2027 |
| Start of performance | Monday, 29 March 2027 |
| End of performance | Friday, 15 December 2028 |
Conditions stated in the notice
| Framework agreement | no |
|---|---|
| Tender validity | 60 days after the deadline |
| Award criteria | price only |
| Suitable for SMEs | not stated |
| Security deposit | required |
| Legal basis | GWB and VgV (German law implementing the EU directives) |
Service by CPV code
- 45000000 Construction work
- 45311000 Electrical wiring and fitting work
- 45350000 Mechanical installations
Questions and answers
How much time is left to bid?
Until Wednesday, 4 November 2026, 3 days left. The exact time and how to submit are in the original notice, which is authoritative.
Which rules apply?
German procurement law implementing the EU directives (GWB and VgV; for works VOB/A EU).
Can a company from another EU country bid?
Yes. This tender is published EU-wide, and above the EU thresholds the EU directives guarantee companies from every member state equal treatment. You submit on the platform named in the notice after registering there.
In which language are the documents and the offer?
Usually German. The notice states the accepted languages; translations of supporting documents may be requested.
Where is the contract performed?
The place of performance is Gundelfingen, Bavaria.
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Sources
Notice: TED, Amtsblatt der Europäischen Union, retrieved 1 November 2026. All information without guarantee; the original notice is authoritative.