Below, a choice of some projects under execution.
> Railways
Mediterranean Corridor of High Speed Line between Murcia and Almería. Nijar-Río Andarax section. Civil works. Spain.
The project is a 25.5 km long section that belongs to the HSL Murcia-Almería in Spain. It runs between the towns of Níjar and Almería, and involves the execution of earthworks, 16 viaducts, an 880 meters bored tunnel, 56 culverts for drainage, 9 underpasses and 4 overpasses. The viaduct over the Andarax River, with 1.414 m long stands out in this project.
Mediterranean Corridor of High Speed Line between Murcia-Almería. Totana-Lorca section. Railway substructure and civil works. Spain.
The project consists in the construction of a new 7.6 km of double-track high-speed line, including the earthworks, the construction of 1 viaduct, 5 overpasses and 1 underpass, a new station in Lorca-San Diego, the expansion of La Hoya Station and a large amount of utility relocation works.
Mediterranean Corridor of High Speed Line Murcia-Almería section. Totana-Totana-subsection. Civil works. Spain.
The project is a 9,93 km long section that belongs to the HSL Murcia-Almería. It involves the execution of earthworks, 6 viaducts (one 954 m long over a highway), 4 overpasses and 2 underpasses and the construction of a new station in the municipality of Totana.
Valladolid Railway Network. East Section. Civil and track works. Spain. It comprises a total of 17.5 km, with 2 branches in the initial section and two provisional links with the current route at the beginning and end of the section. A variant in Iberian gauge will be developed, mainly for the transport of freights, on which will be located a New Railway Complex. The layout with design speed of 160 kph, runs on the surface along its entire length except in 2 km in which the line runs underground. The typical section of the trace is suitable for a double Iberian gauge track with an entree of 4.0 m. In terms of structures, the section includes 1 viaduct, 5 underpasses, 8 overpasses and a pedestrian walkway. The most unique structure is Los Tramposos viaduct that crosses the N-601 road, with a total length of 1,130.5 meters.
Track construction and electrification for the Eastern Railway Bypass of Valladolid. Execution of the track and the overhead contact line necessary to provide full service to the Eastern railway variant of Valladolid and the logistics facilities located in the new railway complex.
Implementation of standard gauge on the Mediterranean Corridor. Section: Valencia Nord-Valencia Joaquín Sorolla. Spain.
The project includes the necessary works to allow standard gauge trains to enter both Joaquín Sorolla Station and Valencia Nord Station, which currently only accommodate Iberian gauge trains.
The section to be worked on is about 2 km long, and the works to be carried out include the implementation of mixed gauge and conversion to standard gauge, the lifting of track and track devices that are no longer in use and the installation of new ones, the construction of a new section of railway platform, and the construction of a section of slab track.
Implementation of standard gauge on the Mediterranean Corridor. Castellbisbal-Murcia Section. Castellón-Vinaroz Subsection. Spain.
Implementation of standard gauge on the general tracks of the 77.5 km of the section, as well as on storage sidings of the stations, extending some of them extending some of them to adapt the parking lengths to 750 m, according to the interoperable standard train.
Conditioning of the Roda de Bará Tunnel for the implementation of standard gauge on the Mediterranean Corridor. Adaptation of the Roda de Bará tunnel section for the implementation of standard gauge. This includes the readjustment of the section for the new gauges and the implementation of slab track, the structural repair of the tunnel due to the significant problems of leaks, damp and existing surges, and the installation of an efficient drainage system.
Duplication of the North-Northwest High Speed Corridor, RAF Palencia - Vilecha High Speed Junction section and electrification of the Palencia - León line in new duplication sections. Assembly of the second track on the Las Arenas - Vilecha Junction section to complete the double track on the Palencia - León line. It includes the electrification of the duplicated sections and the transformation of the current Villada AV Unit into a Train Overtaking and Parking Post (PAET).
Integral improvement of the infrastructure of the Madrid-Seville high-speed railway line. Section C: Guadalmez-Córdoba. Spain.
The works include actions to improve the Madrid-Sevilla High Speed Line corridor in an 80 km section between Guadalmez and Cordoba, including the conditioning and improvement of the drainage system, cuttings, embankments, tunnels, enclosures and service roads.
Execution of the works corresponding to the track devices renewal project (Phase 1 & 2) on the Madrid-Seville high-speed line. Spain.
The works include the necessary works for the replacement of a total of 112 track devices on the Madrid-Seville High Speed Line.
Phase 2 of the sleeper and ballast removal project on the Madrid-Seville high-speed line. Renewal of sleepers and ballast stripping on the section between kilometers 360+000 and 425+100 of the Madrid-Seville high-speed line.
Complete track renovation on the Gijón-Laviana section of the metric gauge network in Asturias. Spain.
Complete renewal of the current track superstructure on a 45.6 km section. Works will be carried out on the platform, trenches, embankments and track superstructure including the renewal of ballast, construction of walls, construction of protective breakwaters, replacement of rails, sleepers and track devices.
Track renewal on line 810 on the Ourense-Monforte de Lemos section. Spain.
Track renewal (ballast, rail, sleepers and switches and track devices, not including electrification) to be done after the previous works of the infrastructure projects, including the dismantling and assembly of the safety and signalling installations affected.
Works for the execution of new track configuration as a result of the elimination of the telephonic blocks on the metric gauge lines between Ferrol-Ortigueira and La Asunción-Guardo. Spain.
The main objective of this contract is to adapt the rail yard of 7 stations located on the Ferrol-Ortigueira section of line 740 and 8 stations on line 790 of the metric gauge network. The works include the renewal and reconfiguration of tracks and track devices, the execution of new drainage systems, slope improvement and the remodelling and construction of new platforms.
Execution works of the project to extend the gauge at overpasses on the conventional railway line between Ourense-Monforte-Lugo. Spain.
Adaptation of the gauge of 9 overpasses for the implementation of the new electrification in the conventional line section between Ourense-Monforte-Lugo, making a lowering of platform and track. In addition, tracks will be extended at one station in order to achieve a useful length of 750 meters, and all the safety and communications installations affected by these works will be replaced.
Modernization of the Western Line, Mira Sintra / Meleças – Caldas da Rainha section, between km 20+320 and 107+740. Subsection B: Torres Vedras-Caldas da Rainha. Portugal.
The main actions are the rectification of some curves on the railway layout, the electrification of the line, and interventions in 6 stations and 3 halts, with the creation of passenger docks with minimum lengths of 150 m and technical rooms to accommodate the command and control equipment for circulation and telecommunications.
Modernisation of the Mira Sintra-Meleças-Torres Vedras section of the Linha do Oeste. Portugal.
Renovation of 43.4 km including the construction of 2 railway turnouts with a total length of 16 km, improvement works at stations and halts, reorganisation of level crossings and overpasses, complete electrification of the section and installation of electronic signalling and telecommunications.
Maintenance of the North, Central and Southern regions of conventional links in Spain. The service comprises the maintenance of infrastructure, tracks and switches of 8.800 km of conventional lines in the north, central and southern part of Spain.
Maintenance of the infrastructure and tracks of the Madrid-Barcelona-Frontera Francesa HSL Lot 2. Spain.
The aim of the contract is to propose to the client the planning and execution of the following activities: preventive maintenance of the infrastructure track, track devices and buildings, corrective maintenance (attention to incidents and application of contingency plans of the client), and improvement actions and investment in assets, in a 317 km length of double track section.
Maintenance of the infrastructure, tracks and track devices of the Madrid-Sevilla and Córdoba-Málaga HSL Lots 2 &3. Spain.
The aim of the contract is to propose to the client the planning and execution of the following activities: preventive maintenance of the infrastructure track, track devices and buildings, corrective maintenance (attention to incidents and application of contingency plans of the client), and improvement actions and investment in assets, in a 432 km length of double track section.
Maintenance and pre-maintenance of infrastructure, track and track devices on the Plasencia-Badajoz high-speed railway line. Spain.
Preventive maintenance of infrastructure, track, track devices and buildings, corrective maintenance (attention to incidents and application of contingency plans of the client), and improvement actions and investment in assets, in a 276 km length of single track. It also includes pre-maintenance on non-operational sections where the track has already been assembled.
> Metro and Metropolitan Infrastructures
Metro of Madrid maintenance. Spain. Maintenance works consist amongst others in the replacement of track devices, substitution of current slab track system for a new one, rail and sleepers renewal and geometric corrections on the track. All works executed in various lines in operation until 2025. The scope of this maintenance service covers approximately 35% of the Madrid Metro network.
Track renewal on Line 1 of Metro de Madrid. Section: Sol-Atocha. Spain.
Replacement of the current track superstructure of ballast and sleepers, and of the concrete platform with elastic and rigid blocks, with slab track, optimising the layout and geometry and improving the drainage system and the noise and vibration attenuation systems.
Adaptation of the Mondego Mobility System in Coimbra to a BRT-Metrobus solution. Coimbra B - Portagem section. Portugal.
Execution of the route of the Metrobus channel and surrounding streets in a section of 1.8 km, which is mainly developed on the existing railway platform.
Construction of the machinery pool and offices of the Mondego Mobility System (Coimbra). Portugal.
Rubí Line of the Porto Metro. New metro line with a length of 6.3 kilometres, extending between the Casa da Música (Porto) and Santo Ovídio (Vila Nova de Gaia) stations. It includes the construction of three above-ground stations, five underground stations, a car park for 500 vehicles, the connection with the Devesas railway station, as well as the construction of several viaducts and subways for vehicles and people. A highlight of the project is the construction of a new bridge over the Douro River, which will be called "Ferreirinha".
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