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Asistencia técnica para el control y vigilancia de las obras del proyecto de tratamiento de la infraestructura entre los PP.KK.467+600 y 470+600 de la línea 050 Madrid-Puerta de Atocha límite (ADIF-LFPSA).
Your path to submission
- Deadline: 4 December at 11:00 — 33 days left.
- 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.
What the buyer is looking for
The purpose of this Technical Specification is to establish the technical conditions governing the award and, in due course, the performance of the work included in this contract. It shall include all the technical assistance required by the Contract Manager and the Optional Director for the performance of their duties during the activities prior to the start, duration and liquidation of the works, as well as the provision of technical office support and material means to prepare any studies and technical reports (including tests, if necessary). Similarly, the services required for ... will be included in the contract covered by these specifications.
Excerpt from the tender documents (PliegoDePrescripcionesTecnicas.PDF), machine-translated — the original is under “Documents”.
Contract
Type of service
Clement What the numbers say about this buyer
- In this sector the buyer awards roughly every 2 months (474 awards, most recently October 2026) — the next award is due around December 2026 by that rhythm. The last award went to Sondeos Estructuras Y Geotecnia SL.n = 474
- The median procedure drew 2 bids (766 procedures with a bid count); 34% ended with a single bidder. Sector: median 4 bids.n = 766
- 50% of this buyer's awards went to companies that had already won here before (1,538 awards since 2016, spread over 673 companies). 50% went to new names.n = 1,538 awards since 2016
- The award came in at a median 85% of the estimated value (1,333 awards with both estimate and value) — pricing at the estimate is usually too high here. Sector: 75%.n = 1,333
- From notice to award takes a median 73 days here (34 procedures). Sector: 22 days.n = 34
From this buyer's documented awards; comparison values from the same sector and country. Not a forecast, not legal advice. As of 31/10/2026.
Eligibility analysis from the tender documents
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 |
|---|---|---|
| AYESA ARCHITECTURE · Sevilla | 41 | 2018–2026 |
| SGS TECNOS SA · ALBACETE | 29 | 2019–2026 |
| INGENIERÍA Y PREVENCIÓN DE RIESGOS, S.L. | 23 | 2017–2025 |
| SAITEC, S.A. | 19 | 2019–2026 |
| Técnica y Proyectos S.A. - TYPSA · San Sebastián de los Reyes | 15 | 2019–2026 |
How often this buyer tenders this kind of work
Contracting authority contact
Tactics
When this buyer has awarded in this sector, usually 6 or more bids came in. Many compete here — price and references decide. (Based on 81 completed awards — not a statement about this procedure.)
This procedure allows 36 days between publication and deadline — typical in this country is 27 (median of 7,300 procedures). Much more generous than usual — time for a thorough bid rather than a quick one.
Foreign bidders
In Spain · Architecture & engineering, 153 contracts went to foreign companies over the last 3 years (of 40,336 recorded awards) — mostly from France, Germany, Italy.
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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