Calling enthusiasts to participate in a tender that has been announced for the infrastructure treatment projects (bridges and overpasses, tunnels, earthworks and areas subject to flooding) for the railway network of general interest. All actions aimed at preventing the onset and/or progression of damage that could lead to partial or total loss of functionality and resistance capacity of the various elements to be treated will be defined, as well as those that improve the conditions of conservation and durability of the same. The contract consists of six lots, of which lots 3 and 4 relate respectively to the north and south tunnels of the conventional, narrow-gauge and high-speed networks.
The determined time duration for this contract is 36 months and the awarded contract budget is EUR 14.4 million, excluding VAT.
The related tender documents are attached here and here.
For further information, please contact:
Adif, Madrid
Tel: +34 913007661
Deadline: 11/11/2025
Email: comprascontratacion@adif.es








