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Design and construction of UPOV 53.000 p.e. with solar sludge drying plant, trial run and NUS
Projektiranje i izgradnja UPOV-a 53.000 ES s postrojenjem za solarno sušenje mulja, probni radi i NUS — original title
Your path to submission
- Deadline: 11 November at 11:00 — 10 days left.
- The submission point is stated in the notice (link on this page).
- Offer and evidence in: Croatian.
- 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 subject of the procurement is ‘Design and construction of UPOV 53.000 ES, with a plant for solar sludge drying, trial operation and NUS’ as part of the Project ‘Improvement of VODNOKOMUNAL INFRASTRUTURE AGLOMERATIES VIR’ · The Contractor is required to deliver to the Contracting Authority a fully functional and tested Plant on the site of the Vir Plant, as defined in this procurement document. Works covered by the Treaty include: • Design and all necessary investigation and field work, including obtaining all necessary permits and approvals a) Implementation of all necessary investigation and field work including: - Geodetic works and services - Geotechnical investigation works and services b) Preparation of modifications and/or additions to the existing Conceptual Design of UPOV 53.000 ES, with a solar sludge drying plant and NUS or preparation of a new Conceptual Design, if the…
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… Contractor deems it necessary, including obtaining special conditions from public law bodies and obtaining a location permit at the Contractor's expense (within the agreed construction period) c) Preparation of all Main Projects of UPOV and NUS including obtaining certificates from public law bodies on the Main Projects and obtaining building permits at the Contractor's expense (by vocational guidelines) d) Preparation of all necessary Implementation Projects for the construction of UPOV 53.000 ES, with a solar sludge drying plant and NUS (by vocational guidelines) e) Preparation of the Projects of the Derived Condition (by vocational guidelines) • Construction of UPOV and NUS Including of Licable Lications) with Sludge Solar Drying Plant and NUS b) Tests upon completion including UPOV Experimental Operation (termin used through this procurement documentation and having a minimum legal basis for testing the building before issuing the UPOV) with training of the Client's staff to work with UPOV and NUS, with proof of the functional operation of UPOV and proof of guaranteed operating costs for UPOV during the experimental operation, in accordance with the Client's request. • Addressing deficiencies during the period of notification of UPOV and NUS deficiencies. Detailed description of the Works is given in Book 3 (Technical specifications / Requirements of the Client) and Book 4 Costs and Books 5 - Documentation of the Client (Book 5 is available at the following link: https://www.vir.hr/documents/agglomeration2026-1.zip) of this Tender documentation.
Contract
Type of service
Clement What the numbers say about this buyer
- The award came in at a median 60% of the estimated value (24 awards with both estimate and value) — pricing at the estimate is usually too high here. Sector: 93%.n = 24
- 61% of this buyer's awards went to companies that had already won here before (34 awards since 2024, spread over 14 companies). 39% went to new names.n = 34 awards since 2024
- The median procedure drew 2 bids (34 procedures with a bid count); 24% ended with a single bidder. Sector: median 3 bids.n = 34
- 95% of the bids received came from small and medium-sized enterprises (34 procedures with a bid mix). Sector: 82%.n = 34
- Across 4 procedures with structured selection criteria, this buyer most often required: References: works (4 of 4), Technical staff for execution (4 of 4), Minimum annual turnover (4 of 4), Trade register enrolment (4 of 4).n = 4
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.
What you must prove — eligibility criteria
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 |
|---|---|---|
| MEDITERAN 2000, d.o.o. | 6 | 2024–2026 |
| IKOM Industrija komunalne opreme i mjerila, dioničko društvo | 5 | 2024–2026 |
| NORINCO International Cooperation Ltd., Podružnica Zagreb | 3 | 2024 |
| Hidrocom d.o.o. | 3 | 2025–2026 |
| EKO RECENS d.o.o. | 3 | 2025–2026 |
How often this buyer tenders this kind of work
Tactics
When this buyer has awarded in this sector, usually only one or two bids came in. A solid bid has a real chance here. (Based on 9 completed awards — not a statement about this procedure.)
This procedure allows 36 days between publication and deadline — typical in this country is 30 (median of 387 procedures). Much more generous than usual — time for a thorough bid rather than a quick one.
Foreign bidders
In Croatia · Construction work, 14 contracts went to foreign companies over the last 3 years (of 2,224 recorded awards).
Submission language: Croatian.
How to bid
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