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Maintenance, repair and conservation services for infrastructure
Servicios de mantenimiento, reparación y conservación de infraestructuras — original title
Your path to submission
- Deadline for requests to participate: 25 May 2029 at 23:59 — 937 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 PLACSP — Plataforma de Contratación del Sector Público — not here and not by e-mail. ↗ Submission via the Plataforma de Contratación (PLACSP): registration plus a recognised digital certificate / eIDAS signature — as an EU bidder, arrange this early; it typically takes days. Sort out account and signature first — not on submission day.
- Collect your evidence — use the eligibility analysis on this page: it lists the requirements and, for known certificates, how to get them.
Contract
Type of service
Clement What the numbers say about this buyer
- 100% of the bids received came from other countries (188 procedures with a bid mix) — all bidders, not just the winners. Sector: 2%.n = 188
- In this sector the buyer awards roughly every month (144 awards, most recently October 2026) — the next award is due around December 2026 by that rhythm. The last award went to VEOLIA SERVICIOS NORTE, SAU.n = 144
- 51% of this buyer's awards went to companies that had already won here before (784 awards since 2018, spread over 336 companies). 49% went to new names.n = 784 awards since 2018
- The median procedure drew 2 bids (261 procedures with a bid count); 28% ended with a single bidder. Sector: median 2 bids.n = 261
- 77% of the bids received came from small and medium-sized enterprises (188 procedures with a bid mix). Sector: 59%.n = 188
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.
Tender documents at a glance
The essentials of the tender documents, checked statement by statement against the documents. For your bid, the original documents count.
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✓ found in the documents · ❓ not found in the documents or general statement
Sistema Dinámico de Adquisición para mantenimiento de infraestructuras de MARE (Cantabria, España)
The input text concerns a Spanish public procurement procedure, subject to EU Directive 2014/24/EU, launched by the public company MARE S.A.
(Government of Cantabria, Spain) for maintenance, repair and conservation services on its installations and infrastructures.
The point of view is that of the contracting authority in Spain, with references to EU publications in the Official Journal (DOUE/TED).
As background, the contract is framed as a **service contract** (though one document’s heading incorrectly says “Suministros”), using a **restricted procedure** based on a **Sistema Dinámico de Adquisición (SDA)**.
The overall value is set through a detailed economic justification that lists numerous facilities and municipalities in Cantabria (such as Torrelavega, Santoña, Castro Urdiales, EDAR plants, puntos limpios, offices and other sites), leading to a **presupuesto base de licitación** of 462.889,36 EUR (without VAT), 560.096,13 EUR (with VAT), and a **valor máximo del contrato** of 786.911,91 EUR (without VAT), including possible modifications and differences.
Regarding what bidders must submit and minimum qualification requirements, the announcement repeatedly states that for the **request to participate in the SDA** bidders must present, electronically via PLACSP, the **administrative documentation indicated in section 2.1.1 of the Pliego de Cláusulas Administrativas (PCA)**.
As such, detailed solvency documents are marked “no aplica” at this stage and, for example, the **annual turnover proof** and other solvency evidence will be required only from the first‑ranked bidder before award, in line with articles 140 and 150.2 of the Spanish LCSP.
Minimum solvency requirements in the “Memoria justificativa” include, in particular, (i) **economic‑financial solvency**: annual turnover in the best of the last three closed financial years must be at least 100% of the **annualised value maximum of the SDA**; and (ii) **technical‑professional solvency**: the annual accumulated amount executed in similar services, in the best of the last three years, must also be at least 100% of that annualised value.
Additionally, bidders must provide **references**: a relation of similar services executed in the last three years with amount, date and public or private client.
No formal **classification** is required (“No aplica”).
As specific professional habilitation, bidders must hold a **certificate of registration in the REA (Registro de Empresas Acreditadas)**.
Show all 32 statements
Insurance is not detailed in the extracted text but may be regulated in the PCA/PPT annexes, which are listed (e.g.
“Regimen Penalizador”, “Certificación y facturación”, “Modelos y formularios”).
Concerning the scope of the contract—what, how much, where, when—the **object** is defined as the execution of actions related to **maintenance, repair and conservation** of installations and infrastructures owned by or assigned to MARE, for example buildings, urbanised areas, structures, pipelines and canalizaciones, fencing and signalling, all across Cantabria.
The **place of performance** is Cantabria (sub‑entity ES130), with detailed facilities listed in the economic justification (such as EDAR Vuelta Ostrera, EDAR Quijano, Planta de transferencia del Mazo, Vertedero de Meruelo, Oficinas MARE, Hospitalillo, Observatorio Astronómico, and various puntos limpios).
The deadlines include, for example, **submission of requests to participate** until 25/05/2026 at 12:00, opening of the administrative envelope on 26/05/2026 at 12:30, and a validity of the SDA until 25/05/2029 at 23:59.
No specific site‑visit requirement or question deadline is mentioned in the extracted text.
As to award criteria and weighting, the contract is to be awarded using **objective, formula‑based criteria** only.
The core criterion is the **economic offer**: the percentage discount offered on the budget base of each specific licitation (as described in the particular “Documento de Condiciones Técnicas Particulares” of each call‑off).
For example, the economic criterion will always have a scoring range between **minimum 80 points and maximum 100 points**, with the exact formula defined per specific licitation.
Additionally, there are “otros criterios” also quantifiable by formulas, whose detailed definition and scoring will likewise appear in the specific technical documents; these carry **between 0 and 20 points**.
Thus, the overall weighting is up to **100 points**, with at least 80 dedicated to price and up to 20 to other measurable factors, and each call‑off within the SDA will specify the exact formulas and distributions.
Regarding risks and special conditions, the documents refer to a **“Regimen Penalizador” annex** (PCA Anexo d), indicating that penalties for non‑compliance will be regulated there, although no detail is included in the excerpt.
There are **special social execution conditions**, such as preferably employing unemployed persons or those at risk of social exclusion (for example, recipients of minimum income), and, if not possible, providing specific training on occupational risk prevention to all staff assigned to the contract.
These social conditions are expressly stated not to be an **essential contractual obligation**. **Subcontracting** is permitted: the adjudicatario may partially subcontract services, provided that the subcontracted company meets the same solvency and professional qualification requirements; however, **essential or critical tasks** may not be subcontracted and must be executed directly by the adjudicatario—these essential tasks will, for example, be listed in the Documento de Condiciones Técnicas Particulares of each licitation.
It is mandatory for bidders to indicate in their offer the portion of the contract they intend to subcontract, in line with social clause rules of Decreto 75/2019. **Assignment (cesión) of the contract** is allowed, subject to prior communication and MARE’s authorization, and only to third parties that comply with the same PCA/PPT requirements.
Subcontracting is explicitly marked as “permitida” in the notice.
Finally, as to contradictions or corrections, there are some points to note.
One correction entry states that **where it previously said “22/04/2026” it now says “23/04/2026”**, and adds external reference to a TED notice; this indicates that the **corrected, later announcement** (with date 23/04/2026) prevails over the earlier version, so bidders should rely on the corrected dates as applicable.
Also, although the “Memoria justificativa” heading once refers to the contract as “Suministros”, all other official records (type of contract, ACUERDO INICIO EXPEDIENTE, CPV code 50800000) clearly classify it as **Servicios**; thus, the consistent and applicable definition is that of a **service contract**, and the “Suministros” mention can be treated as a drafting error.
Where numerical values differ between intermediate calculations and summary tables, the authoritative figure for total value is explicitly named as the **Valor máximo del contrato / del sistema dinámico de adquisición: 786.911,91 EUR, IVA no incluido**, which should be used when interpreting solvency thresholds described as a percentage of this maximum value.
Only the contracting authority's tender documents are binding. As of: 20/10/2026
Eligibility analysis from the tender documents
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 |
|---|---|---|
| SUMINISTROS MENDATA S.L. | 22 | 2020–2026 |
| SULZER PUMPS WASTEWATER SPAIN, S.A. | 19 | 2021–2026 |
| METALTRES PEFERLUI, S.L. | 18 | 2023–2026 |
| GRUPO ANSAREO AEB S.L. | 15 | 2021–2026 |
| Seidor Tech, S.A. | 15 | 2022–2026 |
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 23 completed awards — not a statement about this procedure.)
This procedure allows 1069 days between publication and deadline — typical in this country is 26 (median of 7,730 procedures). Much more generous than usual — time for a thorough bid rather than a quick one.
Foreign bidders
In Spain · Repair & maintenance, 245 contracts went to foreign companies over the last 3 years (of 44,349 recorded awards) — mostly from Germany, Italy, Portugal.
How to bid
Guide: how to apply on PLACSP — Plataforma de Contratación del Sector Público (Spanien) → Registration, signature, fees — from the operator's bidder manual.
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