Ribeira da Riguinha canal extension: design and construction
Notice 24173/2026 amends notice 19867/2026 and says the proposal deadline was changed; procurement documents were not changed. The official PDF prints 23:59 local time, while the available notice information contains a different UTC instant. The public date is shown without an inferred time zone.
Diário da República amended procedure notice PDF
Overview
The Municipality of Matosinhos is tendering the design and construction of an extension to the Ribeira da Riguinha canal. The notice is an amendment to an earlier procedure and changes the proposal deadline; it says the procurement documents were not changed. This single-lot public works contract has a EUR 7.75 million base price excluding VAT and a 10-month term without renewal. Award criteria are quality (60%) and price (40%). The amended notice prints the deadline as 18 October 2026 at 23:59 local time; the available notice information retains a different UTC timestamp, so the public deadline is shown at date precision.
Information based on the public notice
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What the buyer needs
Design and construction of the Ribeira da Riguinha canal extension. The public notice gives no further engineering detail or quantities.
- The notice requires an Alvará in hydraulic works, category 3, subcategory 6 (outfalls), with the class covering the total offer; additional corresponding authorization is required for specialized works, including hydraulic works category 3, subcategory 1 (concrete structures and elements).
- Submit proposals electronically through ACIN. Variants are not allowed. Offers must remain valid for 66 days; a 5% performance bond is required. Quality carries 60% and price 40%.
Tender details
- Buyer
- Município de Matosinhos
- Country
Portugal
- Procedure
- Concurso público
- Classification
- Hydraulic infrastructure construction · CPV 45245000-6
- Notice reference
- incm-419973802-232331e882ebc2acb2d27791880eff5a18bff7e454cb5f7fbb4010492fcbbeda
- Base price (excluding VAT)
- EUR 7,750,000
- Contract duration
- 10 months; no renewal
- Award criteria
- Quality 60%; price 40%
- Proposal deadline
- 18 October 2026, 23:59 local time as printed; public display uses date precision due to time-source discrepancy
What to check in the tender documents
- The notice does not include a detailed technical scope or quantities. It refers to additional procurement-programme requirements for the Alvará. The amendment says procurement documents were not changed.
Original notice
Read the original description
PROLONGAMENTO DO CANAL DA RIBEIRA DA RIGUINHA - Conceção / Construção
Official source: Diário da República amended procedure notice PDF ↗
https://files.diariodarepublica.pt/cp_hora/2026/09/190/419973802.pdf
Source retrieved: 2026-10-14T01:59:03.526696Z