Spain – Railway signalling works – Redacción de proyecto constructivo y ejecución de las obras para la renovación de la señalización en la línea C-5 de Madrid cercanías. Tramo Atocha-Humanes

This tender by ADIF (Spanish railway infrastructure administrator) is for the design and execution of railway signalling renovation on the C-5 line of Madrid commuter rail, section Atocha-Humanes. It is an open procedure for works with a single lot (though structured data shows a second incomplete lot). The estimated value is €70,248,136.06, duration 60 months, and deadline 17 July 2026. Submission must be electronic in Spanish only. Award criteria are quality (49%) and price (51%). The opportunity is promising but requires careful review due to limited document analysis and incomplete lot data.