Maintenance intervention R3 on automatic and semi-permanent couplings of the Metrovalencia 4300 series units

Summary

This tender concerns the maintenance intervention R3 on automatic and semi-permanent couplings of the Metrovalencia 4300 series units. The works include dismantling and replacement of maintenance kits supplied by the coupling manufacturer, as well as conducting a series of tests and verifications to ensure safety and reliability up to the next major intervention. The bidder must demonstrate financial capacity, prior experience with similar works, and provide the necessary documents and proofs as required by the procurement documents.