Empreitada de Requalificação dos Emissários do Sistema da ETAR de Seiça
Issued by Tejo Ambiente - Empresa Intermunicipal de Ambiente do Médio Tejo EIM, S.A. · via BASE — Portugal public procurement announcements (base.gov.pt)
- Published
- 24 Sept 2026
- Closes
- 22 Oct 2026, 22:59 UTC
- Value
- EUR 11,748,265.6
- Reference
- DR 23686/2026
- Location
- Portugal
- Sector
- Construction & Infrastructure
- Type
- works
At a glance
Tejo Ambiente - Empresa Intermunicipal de Ambiente do Médio Tejo EIM, S.A. in Portugal has published a tender in construction & infrastructure: “Empreitada de Requalificação dos Emissários do Sistema da ETAR de Seiça”. Submissions close on 22 October 2026, 17 days from today. The stated value is EUR 11,748,265.6. Quote reference DR 23686/2026 in any correspondence with the buyer. 2 documents are attached to this notice. There are 559 open construction & infrastructure notices in Portugal on FreeTender. Bids are submitted to the buyer through BASE — Portugal public procurement announcements (base.gov.pt), not through FreeTender.
Details
Object: Empreitada de Requalificação dos Emissários do Sistema da ETAR de Seiça
Contracting entity: Tejo Ambiente - Empresa Intermunicipal de Ambiente do Médio Tejo EIM, S.A. (NIPC 515545236)
Notice type: Anúncio de procedimento
Procedure: Concurso público
Contract type: Empreitadas de obras públicas
CPV: 45232411-6, Construção de condutas para águas residuais
Base price: EUR 11,748,265.60
Proposal deadline: 22-10-2026 (date as given by BASE; the exact hour is in the DR announcement)
Diário da República: announcement no. 23686/2026, DR no. 186, series 2
Procurement documents / submission platform: https://www.acingov.pt/acingovprod/2/zonaPublica/zona_publica_c/donwloadProcedurePiece/MTE0MzA3Mw
Proposals are submitted through the electronic procurement platform named in the announcement (registration required).
Context for bidders
There are 559 open Construction & Infrastructure tenders in Portugal. This one closes in 17 days.
Similar Construction & Infrastructure tenders
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Documents
- Diário da República announcement 23686/2026.pdfDownload (pdf)
- Procedure documents (e-procurement platform)Download (html)
Before you bid on this tender
A quick checklist to help you decide whether to bid and prepare a compliant submission for this construction & infrastructure opportunity. Always verify the details on the official source.
- Confirm the exact closing date and time (and time zone) on the official portal — deadlines are strict and can be revised by a corrigendum.
- Read the full notice and every attached document, including the scope, specifications and any bill of quantities or terms of reference.
- Check the eligibility criteria — prior similar experience, annual turnover, certifications and registrations — and make sure you qualify before investing effort.
- Prepare any earnest-money deposit (EMD) or bid security and the required formats early; missing or wrongly-formatted documents are a common cause of rejection.
- Note how bids must be submitted (online or physical), in what format, and whether a digital signature or portal registration is required.
- Watch for corrigenda and clarifications right up to the deadline — requirements and dates can change.
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