INSE RAIL completes its participation in major railway modernisation projects in Portugal

INSE RAIL has completed this August, together with FASE – Estudos e Projectos, S.A., its participation in an important set of railway network modernisation projects in Portugal for Infraestruturas de Portugal (IP), consolidating several years of collaboration on technically complex railway projects.

The works have covered different sections of the Minho, Northern and Western Lines, as well as the Alfarelos and Louriçal branch lines, together with works at Campolide, Oriente, Alverca and Azambuja stations. The overall scope has included the installation and commissioning of new electronic signalling systems, telecommunications systems, ETCS Level 1 speed control, the integration of signalling systems into the Operational Command Centres in Porto and Lisbon, as well as various works involving power systems and other railway infrastructure elements.

As part of these projects, INSE RAIL has provided specialist teams in signalling, telecommunications, traction current return and protective earthing, ETCS/ATPN, and occupational health and safety, taking part in project management and coordination, supervision and control of works, planning, cost and quantity control, quality management and safety coordination.

The projects supervised by the consortium have reached a total value of more than €141 million, comprising €84.2 million corresponding to works carried out on different sections of the railway network and €56.9 million associated with the modernisation works at Campolide, Oriente, Alverca and Azambuja stations.

INSE RAIL’s participation has been carried out within consortia led by FASE – Estudos e Projectos, S.A., contributing the experience and specialist expertise of its technical teams in signalling, telecommunications and railway safety systems. The certificates issued by Infraestruturas de Portugal highlight that the services provided by the consortium were carried out fully satisfactorily and efficiently, meeting the contractual obligations and objectives and demonstrating the professional capacity and competence of both the companies and their technical teams.

The completion of these works represents another milestone in INSE RAIL’s track record in Portugal, where the company has consolidated extensive experience in the supervision and management of signalling, telecommunications and railway safety systems projects, as well as a strong working relationship with Infraestruturas de Portugal in the modernisation of the national railway network.

Source: Inse Rail

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INSE RAIL to Develop the Project and Provide Construction Management for RENFE Viajeros’ Operations Management Centre in Ourense

INSE RAIL has been awarded the technical assistance services contract for the preparation of the project and construction management of RENFE Viajeros’ Operations Management Centre (OMC) and offices in Ourense.

The project involves the relocation and expansion of the existing Operations Management Centre, which will be moved from the current premises at Ourense station to the ground floor of the office building at RENFE’s Maintenance Base. The new space will also accommodate the offices of Commercial Services and Public Service, allowing the facilities to be reorganised and adapted to RENFE Viajeros’ operational needs.

The contract includes the preparation of the basic and detailed design and subsequent technical assistance during construction management, including health and safety coordination and coordination of activities between companies.

The works will be carried out over a period of 27 months, with an initial four-month phase dedicated to the preparation of the project, followed by a second phase linked to the execution of the works and technical assistance during construction management.

With this new award, INSE RAIL continues to strengthen its collaboration with the Renfe Group and reinforce its presence in engineering and technical assistance projects related to railway facilities, participating in the different stages of the project, from its definition and design through to construction management and supervision.

Source: Inse Rail

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INSE RAIL contributes to improving safety and evacuation at Embajadores commuter rail station

Adif has recently put out to tender a new phase of improvement works at the Madrid stations of Embajadores and Laguna, as part of the modernisation plan for Madrid’s C-5 commuter rail line. The works include, among other measures, platform extensions and new actions to improve accessibility, evacuation and ventilation in the event of fire.

In the case of Embajadores underground station, this new phase continues the works aimed at improving safety and evacuation conditions that Adif has been carrying out at the station, in which INSE RAIL has played an active role.

INSE RAIL’s track record in this field began with the contract awarded in 2020, as part of a temporary joint venture (UTE), for the preparation of the construction projects required to improve evacuation and ventilation conditions in the event of fire at the underground commuter rail stations of Embajadores, Getafe Centro and Parla.

Subsequently, in January 2025, INSE RAIL was awarded the technical assistance contract for the supervision of the construction works corresponding to the priority actions to improve evacuation and ventilation conditions at Embajadores station (Phase I), further strengthening its involvement in the development of these works. The construction works have now been completed.

According to Adif, the works currently being completed in this first phase have significantly improved the station’s safety conditions through the compartmentalisation of the platform cavern, the creation of four pressurised protected lobbies, the implementation of refuge areas for people with reduced mobility, and the renewal of various detection and fire-extinguishing systems.

The new phase includes the construction of four new emergency exits, equipped with the corresponding fire protection and safety systems, which will increase the number of evacuation points from the platforms from four to eight. The platforms will also be extended, lengthening the station’s existing cavern by 30 metres, while various fire protection, signalling, lighting, communications and security systems will be renewed and integrated.

These works form part of the modernisation process of Madrid’s C-5 commuter rail line, one of the busiest lines on the network, and highlight the importance of continuing to improve the safety, accessibility and functionality of its infrastructure.

For INSE RAIL, its involvement in the different phases of the works at Embajadores station represents another example of its experience in railway engineering projects related to the safety, evacuation and protection of complex railway infrastructure, as well as its ability to support the client throughout both the design and construction phases.

Source: Inse Rail

Inse Rail Supports the Commissioning of the New Rail Access to Barcelona Airport


Spain’s Ministry of Transport and Sustainable Mobility, through Adif, has announced the completion of the second phase of the new rail access to Josep Tarradellas Barcelona-El Prat Airport. This milestone paves the way for the operational testing phase prior to the commissioning of this strategic infrastructure for both metropolitan and airport mobility. With an investment of more than €400 million, the project will significantly improve the airport’s rail connection to Barcelona’s commuter rail network, promoting more sustainable and efficient mobility.

Throughout this major project, INSE RAIL has supported Adif during the key stages of the works, maintaining its involvement from the beginning of construction through to the commissioning of the new infrastructure.

In 2021, Adif awarded the TYPSA–INSE RAIL Joint Venture the consultancy and technical assistance contract for the supervision of the construction works of the new rail access to the airport terminal. The Joint Venture provided technical support throughout the execution of this highly complex infrastructure project.

Subsequently, in 2024, Adif once again entrusted the TYPSA–INSE RAIL Joint Venture with the consultancy and technical assistance contract for supervising the completion of the works and the activities required to bring the new rail access into service. This second contract ensured continuity in the technical support provided during the construction phase and throughout the final steps leading to the commissioning of the infrastructure.

INSE RAIL’s involvement in both phases highlights the confidence placed by Adif in the company’s technical team and reinforces its expertise in the supervision and technical assistance of major railway infrastructure projects, supporting clients from the construction stage through to the successful commissioning of strategic transport assets.

The upcoming commissioning of the new rail access to Josep Tarradellas Barcelona-El Prat Airport will significantly enhance connectivity to Catalonia’s main airport, increase the capacity of the public transport network and contribute to a more efficient and sustainable mobility system.


Source: Inse Rail


Inse Rail Awarded Technical Assistance Contract for ADIF on the Oviedo–Santander Railway Line

Inse Rail has been awarded the contract for the “Technical Assistance for the Monitoring and Supervision of the Rail Replacement Works on the Infiesto–Arriondas Section, between KP 361+700 and KP 383+344, of Line 770: Oviedo–Santander,” promoted by ADIF.

The project forms part of ADIF’s ongoing railway infrastructure renewal and modernization program for the conventional rail network, aimed at improving the reliability, safety, and operational quality of rail services along this section of northern Spain’s railway network.

The contract, with a duration of 14 months, includes the provision of technical assistance services for the monitoring and supervision of the rail replacement works. These services comprise technical oversight, quality control, schedule monitoring, and support for the coordination of construction activities within an operational railway environment.

The renewal of this section will enhance operating conditions, passenger comfort, and service reliability, while also optimizing the maintenance requirements of the railway infrastructure.

With this award, Inse Rail further strengthens its position in the field of railway engineering and technical assistance, reinforcing its participation in strategic projects for the modernization and improvement of the railway network managed by ADIF.

Source: Inse Rail

INSE RAIL awarded a technical assistance contract for electrification and remote control works on the metre-gauge railway network in Asturias.

INSE RAIL, as part of a joint venture (UTE), has been awarded the contract for “Technical assistance for the monitoring and control of the execution of the catenary section switch remote control and electrification projects on the Sotiello – Aboño branch line of the Metre-Gauge Network in Asturias”, promoted by ADIF.

The project forms part of the investments aimed at modernising the energy and railway electrification facilities of the metre-gauge network in Asturias, with the objective of improving the reliability, availability and management capacity of the railway electrical infrastructure.

The contract includes the provision of technical assistance services for the monitoring and control of the works associated with the implementation of remote control systems for catenary section switches, which will enable remote operation and centralised supervision of the electrification facilities, optimising response times in the event of incidents and improving network operating conditions.

Likewise, the actions include works related to the electrification of the Sotiello – Aboño branch line, incorporating the electrical installations and associated systems required to guarantee the operability and continuity of railway services in an active operating environment.

The works carried out by the joint venture will include technical construction supervision, quality control, planning follow-up, coordination of interfaces between railway systems, and support for the supervision of safety and operational conditions during the execution of the works.

With this award, INSE RAIL strengthens its experience in railway projects related to electrification, energy and facility control, consolidating its position in the field of engineering and technical assistance for complex railway infrastructures managed by ADIF.

Source: Inse Rail

Expansion of Atocha Cercanías Capacity Progresses with the Participation of INSE RAIL

Since May 2024, INSE RAIL has been providing technical assistance services for the supervision and monitoring of the works related to the implementation of the new 4+4+2 railway scheme at Atocha Cercanías station, a strategic project promoted by Adif to increase capacity and improve railway operations at Madrid’s main commuter rail hub.

As part of this project, Adif has recently started the construction of four new stabling tracks at the southern end of the station, intended for the parking and maintenance of high-capacity trains. The project also includes the execution of new railway connections, track switches, electrification works, signaling systems, and the adaptation of safety and communications facilities.

The new 4+4+2 scheme will increase the station’s operational flexibility, optimize traffic management, and strengthen the reliability and capacity of railway services at Madrid-Puerta de Atocha-Almudena Grandes, one of the busiest railway infrastructures in Spain.

With this contract, INSE Rail continues to strengthen its involvement in highly complex railway projects linked to the modernization and improvement of the national railway network.

For more information, please visit the following link: Adif begins construction of four new stabling tracks at Atocha Cercanías

Source: ADIF

ADIF awards Inse Rail the supervision of the works to renovate the safety installations of the Peñalajo-Espeluy section, line 400

The contract, which was awarded to Inse Rail in a joint venture with two other companies, covers a stretch of 94 kilometers that falls entirely within the provinces of Ciudad Real and Jaén. It is part of Line 400 (Alcázar de San Juan – Cádiz) of the General Interest Railway Network (RFIG). This section includes several stations and stops that handle medium and long distance trains of Renfe Operadora, as well as freight traffic.

Over the next few years, a variety of actions that are currently in the project or planning phase will be carried out, including the extension of sidings with to 750 meters at different points. Much of the route will be also be integrated into the future Algeciras-Zaragoza rolling highway, which increase traffic significantly and will require infrastructure with greater capacity and improved reliability.

The section currently has 36 interlockings that use various technologies. Many of these – especially those with free cabling and geographical groups – use obsolete technology that is incompatible with future track modifications that will be required for the planned expansion projects.

The renovation includes the installation of new state-of-the-art signaling equipment, along with the implementation of centralized control and command systems. All of the field equipment will be replaced, incorporating signals with LED lights, axle counters in stations, audio-frequency track circuits on the routes and an ASFA Digital protection system. All the existing switches in the stations will be replaced with electromechanical drives, including the turnouts that give access to the main tracks that are currently non-motorized.

The cab equipment will also be updated with the installation of state-of-the-art electronic interlocks (ENCE) in all stations. These systems will be located in new technical buildings, designed to house the signaling and communications rooms, which will allow a safer, more efficient operation prepared for the future growth of rail traffic.

Source: Inse Rail

ADIF awards Inse Rail the contract for the supervision of the works to renovate the infrastructure and track between the Redondela and Vigo stations

The project awarded by ADIF to Inse Rail, as part of a joint venture, will eliminate 12 grade crossings, increase the permeability of the infrastructure and minimize the possibility of flooding in the municipality, according to the informational study approved by the Ministry of Transport and Sustainable Mobility.

After a preliminary analysis of construction solutions, the project will develop a railway bypass that will connect the Bilbao-Balmaseda and Santander-Bilbao lines, freeing up more than a kilometer of track through the city center and eliminating grade crossings. In addition, the existing stop in Aranguren will be replaced with a new one.

The project will also include actions on two railway bridges that cross the Cadagua River, near the Aranguren stop. One of these will be dismantled, and the span (space between piers) will be extended to increase its water capacity, integrating the improvements to the waterway planned by the Basque Water Agency (URA).

These operations will be carried out in coordination with the URA, which also carries out flood protection actions in the area, specifically from the shallows located near the Aranguren station track yard to the commercial area of the Baular neighborhood. 

The drafting of this project, as well as the later execution of the works by Adif, is part of the protocol signed by the Ministry of Transport, Adif, the Basque Water Agency and the Zalla City Council.

Source: Inse Rail

Inse Rail to supervise the works to extend siding tracks to 750 meters in three stations in Córdoba

ADIF has awarded INSE RAIL, in a joint venture, the contract for the supervision of the works of the projects to increase the length of the siding tracks in the Fernán Núñez, Montilla and Puente Genil stations to 750 m. These stations are part of the conventional gauge L/430 Córdoba Mercancías – Los Prados line, which connects the provinces of Córdoba and Malaga.

INSE RAIL also drafted the project for the three stations.

These actions are aimed at achieving the conformity of the stations and to allow the parking and crossing of trains up to 750 meters long. The extension of these siding tracks will improve the capacity, efficiency and competitiveness of the line, helping reduce external and internal costs of freight transport.

The works consist of the extension of the platform, the refurbishment of the old platform in the platform area and the installation of the track on the extended route. The extended tracks will also be electrified and the catenary in the stations will be adapted to equip them with rigid frames. The drainage system will also be adapted to the new track configuration.

In addition, the existing overpass in the Montilla station will be replaced with a longer one.

Source: Inse Rail

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