Source: https://tendernation.io/opportunities/01a1407e-3021-725a-8870-ef662eb5226e/spain-railway-tunnel-construction-work-ejecucion-de-las-obras-del-proyect closed ES open procedure # Railway tunnel construction work – ejecución de LAS obras DEL: - proyecto de construcción de la OBRA civil PARA la adaptación de LOS túneles de la subdirección de operaciones centro. linea C5 de RED de cercanias de madrid. - proyecto de construcción de instalaciones de protección civil Y seguridad PARA la actualización de LOS túneles de la subdirección centro Y noreste. nucleo urbano de madrid. línea cercanías C-5. [Administrador de Infraestructuras Ferroviarias](https://tendernation.io/buyers/administrador-de-infraestructuras-ferroviarias) Estimated value €84,745,769 Published 1 Jun 2026 Deadline Closed 7 Jul 2026 ## Who can bid - Open procedure Anyone can submit a full tender; there is no shortlisting stage. ## About this tender EJECUCIÓN DE LAS OBRAS DEL: - PROYECTO DE CONSTRUCCIÓN DE LA OBRA CIVIL PARA LA ADAPTACIÓN DE LOS TÚNELES DE LA SUBDIRECCIÓN DE OPERACIONES CENTRO. LINEA C5 DE RED DE CERCANIAS DE MADRID. - PROYECTO DE CONSTRUCCIÓN DE INSTALACIONES DE PROTECCIÓN CIVIL Y SEGURIDAD PARA LA ACTUALIZACIÓN DE LOS TÚNELES DE LA SUBDIRECCIÓN CENTRO Y NORESTE. NUCLEO URBANO DE MADRID. LÍNEA CERCANÍAS C-5. ## CPV classification Railway tunnel construction work Source Tenders Electronic Daily (EU) · Notice 372126-2026 [View official notice](https://ted.europa.eu/en/notice/372126-2026) Never miss a tender like this again Get AI summaries, deadline alerts and a bid pipeline for tenders matched to your business. Free to start. [Track tenders free](https://tendernation.io/register) [Buyer profile Administrador de Infraestructuras Ferroviarias: past awards and live tenders](https://tendernation.io/buyers/administrador-de-infraestructuras-ferroviarias) [Sector More Construction work tenders](https://tendernation.io/sectors/construction-work) ## More tenders like this [Bannister Sports Centre Athletic Track Soft Market Testing Exercise · Harrow Council · 38 days left · 26 Nov 2026](https://tendernation.io/opportunities/01a1540d-d9e4-71cb-ad57-1603e9042fec/bannister-sports-centre-athletic-track-soft-market-testing-exercise) [Design, supply, and Installation of Newbiggin Skatepark Extension · Newbiggin Town Council · 35 days left · 23 Nov 2026](https://tendernation.io/opportunities/01a15552-19a2-7348-a5cc-3f5ae51ef934/design-supply-and-installation-of-newbiggin-skatepark-extension) [Tender for the design, supply, delivery and installation of a modular UNIT and associated works at ARC healthy living, irvinestown. peaceplus funded upgrade works · Fermanagh and Omagh District Council · 14 days left · 2 Nov 2026](https://tendernation.io/opportunities/01a15552-1b74-73ec-a6f6-a1af37959997/tender-for-the-design-supply-delivery-and-installation-of-a-modular-unit-and-a) [ESPH AB RDC Sidley Depot (ESPH753) · Rother District Council · 49 days left · 7 Dec 2026](https://tendernation.io/opportunities/01a15552-1d19-7155-8fe0-0d917105fca8/esph-ab-rdc-sidley-depot-esph753) [Demolition, Design and Construction of Howard's Lane Public Toilets, Howard's Lane, Wareham · Wareham Town Council · 88 days left · 15 Jan 2027](https://tendernation.io/opportunities/01a15552-1d8a-7277-bc5b-edc9a127ee5b/demolition-design-and-construction-of-howards-lane-public-toilets-howards-la) [Treloweth Community Hall Alterations and Extension Project · Carn Brea Parish Council · 49 days left · 7 Dec 2026](https://tendernation.io/opportunities/01a154e4-4991-71db-baac-ffae413f1c41/treloweth-community-hall-alterations-and-extension-project)