| Activities by year |
A selection of the projects under execution of COSFESA is included below.
Infrastructure and track maintenance for conventional and metric gauge lines in the Northwest region of Spain.
The area where this service is provided is the Conventional Railway Network belonging to the regional headquarters of León, Ourense, and Salamanca, with 2,471.60 km of track and the 796,20 km of the Northwest Metric Gauge lines.
Cyclic maintenance activities are carried out (infrastructure and track inspections and adjustments, checks, track cleaning), maintenance activities according to the condition, derived from periodical infrastructure and track inspections or incidents and infrastructure improvement actions.
Infrastructure, track and switches maintenance in High-Speed Lines in Galicia and the High-Speed Atlantic Axis. (Area of influence of the Irixo and A Mezquita headquarters).
The service is provided on the Pedralba de la Pradería-Ourense, Ourense-Santiago, and Vigo Urzaiz-A Coruña High Speed lines, with special infrastructures such as the Maceiras, Bolaños and Espiño tunnels, Teixeiras and Río Ulla (HSL and CL) viaducts and all kinds of structures, along 665 km of the general track line, managed from the Irixo and A Mezquita headquarters.
Preventive maintenance activities are carried out on infrastructure, track, switches and headquarters, corrective maintenance responding to incidents by providing relief to affected trains and small maintenance activities leading to an improvement in the value of assets, safety, reliability, and comfort from the service.
Infrastructure, track, and switches maintenance of the North and Central High-Speed Network. (Area of influence of the Olmedo and Villada headquarters).
The area which this service is provided is the High-Speed railway access to the North and North-West railway corridor of Spain, linking the cities of Madrid, Segovia, Valladolid, Palencia, León, and Burgos, with special infrastructures such as the Guadarrama and San Pedro tunnels, viaducts, and all kinds of structures, along 441.31 km of the general track line, managed from the Olmedo (182.771 km) and Villada (258.541 km) headquarters. Preventive maintenance is carried out for surveillance, data evaluation, diagnosis and programming of short, medium, and long-term interventions, corrective maintenance acting immediately in incidents and improvement actions increasing the value of assets, and upgrading the safety, reliability, and comfort from the service in the long term.
Track assembly works for the North-Northwest High-Speed Corridor. Madrid-Galicia High Speed Line and Maintenance. Lot 1: Track assembly. Line section: Olmedo-Pedralba de la Pradería.
The remaining works consists of doubling the track (64 km) on the existing railway platform between Medina del Campo and Coreses, completing the assembly of 1,435 mm wide double track between Olmedo and Pedralba de la Pradería, in a 197.495 km long, in addition to the rail links in Olmedo, Valladolid and Medina del Campo in a 24.60 km long.
The service involves maintenance of the infrastructure (platform), track (and switches), as well as the maintenance of buildings (offices, warehouses, workshops) and other facilities of the La Hiniesta headquarter and other locations.
Complete renewal of track in the Gijón-Laviana line of the Metric Gauge Network in Asturias.
Included in the Asturias Metric Gauge Network, the section to be worked on, runs between Gijón-Sanz Crespo Station and Laviana along 49 km, where the track will be completely renewed (ballast, sleepers, rails, switches) and the infrastructure will be improved with actions on the platform, tunnels, slopes, and level crossings.
Track renewal works on the section Ourense-Monforte de Lemos. Line 810.
The works are being carried out on the section of line 810 between KP 0+400 of Monforte station and KP 45+563 before reaching Ourense station, including Canabal, San Estevo do Sil, Os Peares and Barra de Miño stations.
The project consists of actions on the track superstructure with the purpose of modernizing the facilities and changing the electrification from 3kVDC to 25kV AC, which will allow the connection of Monforte de Lemos with the High-Speed Network in Ourense. It will also be carried out the rehabilitation and updating of the rest of the elements of the route to adapt it to the new operating conditions. To this end, ballast renewal, replacement of sleepers, rails, switches in stations and 43 level crossings will be carried out.
Integral renewal of track between PP.KK. 0/000-13/000 and PP.KK. 58/480-92/740 in the Torralba-Soria line.
This contract consists of the renovation of 47.3 km of the Torralba-Soria line along two subsections (from Torralba station, km 0+000 to km 13+000 and from km 58+450 to Soria station, at km 92+704), in addition to the 45.7 km already renewed. Infrastructure improvement operations are being carried out (slopes, drainage, facilities gutter), platform, superstructure (replacement of ballast, sleepers, rails), including actions at Torralba station and the replacement and modernization of 33 level crossings with Strail.
Track renewal works in the section Arahal-Marchena. Bif. Utrera-Fuente de Piedra Line.
The aim of this contract is the integral renewal of the 9 km of track in the Arahal-Marchena section belonging to the 422 Bif. Utrera - Fuente de Piedra line of the Conventional Network.
For this purpose, complete mechanized ballast removal and renewal and the replacement of sleepers and rails, as well as the existing level crossings, will be carried out.
Rail and sleeper replacement works on track 1 between K.P. 68/043 and 71/835 and between K.P. 73/330 and 76/760, of the Ribaforada-Tudela section. Line 700, Intermodal Abando Indalecio Prieto-Casetas.
The works under this contract affect two sections of 3.8 km and 3.43 km, between the stations of Ribaforada and Tudela, on the ADIF’s intermodal Abando Indalecio Prieto-Casetas line (line 700 of the G.I.R.N., Bilbao - Casetas), specifically on track 1, between Ribaforada and Tudela.
The existing RS sleepers and the pre-1973 UIC 54 rail will be replaced by mono-block sleepers and new UIC 54 rails.
Parla Norte New Railway Station (Madrid).
The purpose of this contract is the construction of the Parla Norte new train station to provide rail service to this area of the municipality, with a view to its future expansion, taking advantage of the existing railway line associated with the C-4 Suburban Network line. It is intended to develop a railway station that integrates communication with the future stop of the nearby urban tram.
The construction of a passenger building consisting of three attached one-story volumes (885.84 m2), visually unified by a canopy made with structural metal ribs and tubular Y-shaped pillars is included. Two platforms will be built, one on each side of the 210 m long railway platform, 110 m covered by a metal canopy and an underpass for communication between platforms through under-track jacking, service connections and urbanization. To adapt the current train track to the new station, considering its curved layout, it will be necessary to make track cannot changes along 938 m and modifications to the electrification and CMS system, to adjust them to the new configuration and use of the track.
Integral replacement of bi-block sleepers with mono-block sleepers in different sections of the Sevilla-Huelva line. From kilometer point 65/680 to kilometer point 96/287.
COSFESA was awarded this contract as a part of the process launched by ADIF to renew the sleepers in several sections of the Sevilla-Huelva conventional gauge line, to increase the reliability of the infrastructure and improve the railway connection between the two cities, as well as on the C5 line of the Seville Commuter Rail, as part of the investments planned by ADIF for the development of the Atlantic Corridor, in the Trans-European Transport Network.
The contract will be carried out between Escacena and San Juan del Puerto, along 30.6 km, through the municipalities of La Palma del Condado, Villarrasa, Niebla, San Juan del Puerto and Trigueros, in the province of Huelva. The works involves replacing RS bi-block sleepers by PR-VE mono-block sleepers, supplying the necessary ballast, raising, leveling, and aligning the track with heavy machinery, profiling the track, as well as the provisional dismantling and seating of level crossings and the signaling and communications installations.
Integral replacement of bi-block sleepers with mono-block sleepers in different sections of the Sevilla-Huelva line, from kilometer point 26/345 to kilometer point 51/505.
As the previous one, COSFESA was awarded this contract as a part of the process launched by ADIF to renew the sleepers in several sections of the Sevilla-Huelva conventional gauge line, to increase the reliability of the infrastructure and improve the railway connection between the two cities, as well as on the C5 line of the Seville Commuter Rail, as part of the investments planned by ADIF for the development of the Atlantic Corridor, in the Trans-European Transport Network.
The contract will be carried out between Sanlúcar la Mayor and Escacena, along 25.2 km, through the municipalities of Sanlúcar la Mayor, Benacazón, Huévar del Aljarafe, Aznalcázar, Carrión de los Céspedes and Castilleja del Campo, in the province of Sevilla; and Escacena del Campo, in the province of Huelva. The works involves replacing RS bi-block sleepers by PR-VE mono-block sleepers, supplying the necessary ballast, raising, leveling, and aligning the track with heavy machinery, profiling the track, as well as the provisional dismantling and seating of level crossings and the signaling and communications installations.
Track renovation works at the La Negrilla Logistics Center.
The purpose of this contract is to improve the terminal's performance by renewing the track equipment of the general tracks (tracks 1 and 2), the reception and shipping tracks (tracks 4, 6 and 8), the M2 and the warehouse and platform areas tracks (28, 30, 32, 34 and 36).
Tracks will be completely renovated through the extension of a layer of sub-ballast, the replacement of the existing ballast with a new type 1 ballast and the installation of new PR-VE monobloc sleepers and 54 E1 rail. Maintenance actions are carried out on the existing type A switches and the replacement with new types C1/C switches in the general tracks. Tracks 34 and 36 will be adapted to comply with the uniform gauge, improving the drainage of the station through new ditches and drains and the existing affected services will be adapted too.
Consolidation of infrastructure because of January 2023 rainstorms in Galicia. Lines 800, 810 and 820. Lot 2: Actions on the Salvaterra-O Porriño section. Line 810.
COSFESA carries out emergency works such as under this contract, consisting of several actions on the Salvaterra de Miño-Guillarei and Guillarei-O Porriño sections, belonging to the line 810, Monforte de Lemos-Bifurcación Chapela, due to the multiple incidents that took place on 1 January 2023 keeping rail traffic interrupted until Jan 3th, due to heavy rain and wind in the last 3 weeks of 2022.
These activities are the reconstruction of the left embankment, drainage, and reinforcement of the right slope at km 132/200, reconstruction of the embankment platform at km 135/350 of the Caldelas de Tui train stop, construction of a 180 m long riprap to contain the landslide at km 142/500, reconstruction of the sinkhole at km 143/725 embankment with a riprap and replacement of pipes.
Emergency of consolidation of the infrastructure due to landslides because of November 2023 rainstorms between San Clodio Quiroga and Frieira. Lines 800 and 810. Infrastructure and track actions.
This contract awarded to COSFESA, involves the damage repair due to the bad weather, causing rockfalls. The main activities are the slope consolidation at the km 82+850 in L810 line, repair of the tunnel 57 exit in L800 line, trees felling and vegetation clearing on the Barbantes-Frieira section, and track levelling with ballast removal.
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