- Spain
In the last five years, the company has undergone a significant development in Spain, standing out in several key projects for the strengthening of the national railway network, including the company's participation in major projects such as the Mediterranean Corridor and the high-speed line that will connect Madrid with Portugal, which has led to the growth of the Railway Infrastructure and Technical Assistance Departments.
Furthermore, since the creation of the Telecommunications and Signaling Department in 2023, contracts worth more than 7 million euros have been won, making Consultrans a leader in the sector. Consultrans has been the engineering company chosen by the main signaling companies (Siemens, Enyse, CAF and Hitachi) to design their projects.
Among the projects in which Consultrans has participated, the following stand out:
TECHNICAL ASSISTANCE FOR THE CONTROL AND SUPERVISION OF THE WORKS OF THE REHABILITATION PROJECT OF LINE 116 LOS COTOS - CERCEDILLA. SECTION: CERCEDILLA STATION - LOS COTOS STATION. INFRASTRUCTURE, TRACK, COMPLETE RENOVATION OF C.A.R. AND ELIMINATION OF TELEPHONE BLOCKAGE.
The scope of these actions is part of the Comprehensive Improvement Plan for Madrid's Cercanías Services 2018-2025, with the aim of maintaining the quality of the service to ensure user satisfaction and loyalty, activating immediate measures for service reliability.
The works will be carried out on the Cercedilla-Los Cotos line, which corresponds to line C-9 within the Madrid Cercanías network and line 116 of the ADIF network. It is 18.1 kilometers long and generally runs uphill from Cercedilla station to Puerto de Cotos station. Particularly noteworthy is the tunnel that crosses the summit of Puerto de Navacerrada, with a length of 670 meters.
The works include the correction of the deficiencies in the superstructure, the installation of the track and the installation of new track equipment, as well as the improvement of the existing functional characteristics with the renovation of the platforms in the stations and stops.
As far as electrification is concerned, the 1.5 kV DC power supply will be maintained and it is planned to install a new overhead contact line, dismantling the existing one and adapting it to the pantographs of the new rolling stock that will be put into service. New electronic interlockings will be installed, depending on the ENCE (Electronic Interlocking Control Equipment) at Navacerrada, and the installations will be automatically controlled by the CTC (Centralized Traffic Control) at Madrid - Chamartín. In addition, an automatic release #blockade on a single track will be installed in accordance with the new block system.
TECHNICAL ASSISTANCE FOR THE CONTROL AND SUPERVISION OF THE WORKS TO REMOVE THE TELEPHONE BLOCKAGE BETWEEN ZAFRA-HUELVA FREIGHT AND ZAFRA-LLANO DE LA GRANJA
The objective of this project is to progressively minimize the risks caused by the human factor in the railway traffic processes. It is part of the plan to improve the safety equipment of the network, which includes the elimination of telephone blockades and the installation of minimum train protection systems.
The works cover two conventional single track lines with lateral signaling and without conventional ASFA, with a total length of 219 km, where it will be necessary to replace the current mechanical interlockings with new electronic interlockings, install new LED signals and axle counters for train detection. The new interlocking functionalities will be integrated into the Seville CTC.
TECHNICAL ASSISTANCE FOR THE CONTROL AND SUPERVISION OF TRACK AND Catenary WORKS ON THE CASTELLÓN-VINAROZ, VINAROZ-VANDELLÓS AND VANDELLÓS-LA BOELLA INTERCHANGES
With a total length of 188 km within the Valencia-Tarragona line, this action, key to the development of the Mediterranean Corridor, aims to ensure the continuity of the line through the Trans-European Transport Network, through the implementation of standard or international gauge.
In addition, the stations along the line will be adapted and the facilities will be modified so that the standard interoperable train length (750 m) can be used.
The works will be carried out in a joint venture with Prointec and E2F in two phases, the first of which will be dedicated to the preliminary works for the preparation of the new platform, the new station platforms and the extension of the drainage works, while the second and main phase will focus on the change of gauge and the adaptation of the catenary.
ASSISTANCE AND CONTROL OF THE CONSTRUCTION OF THE HIGH-SPEED RAILWAY STATION ON THE LOS AREJOS-NÍJAR STREET, ON THE MURCIA-ALMERÍA LINE OF THE MEDITERRANEAN CORRIDOR
These works, with a PEM of 124 million euros, will connect these two cities in the southeast of Spain by high-speed rail in 2026.
The project includes the construction of numerous structures, including 11 viaducts, 3 of which are large composite decks. The work on the 11 viaducts is a key point in the earthworks and determines the execution of various elements of the project. In this case, of the 7 small viaducts, one is in the final stage of construction. Of the 3 large viaducts, the foundations of 2 are at a very advanced stage.
DESIGN OF THE PLATFORM FOR THE NOGALES DE PISUERGA-REINOSA HIGH-SPEED LINE. LOT 1. SECTION: ALAR DEL REY AGUILAR DE CAMPO.
This project is part of the development of the Palencia-Santander High Speed Line and will provide continuity with the platform project of the Palencia-Aguilar de Campo High Speed Line. Section: Calahorra de Boedo - Alar del Rey, with the aim of improving the efficiency of the national transport system and strengthening territorial cohesion.
The project covers a length of approximately 14 kilometers, the main constraints being the topography of the land, the different existing infrastructures (A-67 highway and N-611 national road) and the different urban centers.
The route will be designed as a UIC gauge (1,435 mm) dual carriageway with a speed of between 250 km/h and 350 km/h, depending on the section.
Due to the different constraints, 7 structures will be designed with a total length of approximately 930 meters, of which 2 are pergolas that allow crossing the A-67 highway and the N-611 road, and 6 tunnels with a total length of approximately 4,000 meters.
The project will be prepared using BIM methodology, including 3D and 4D models of the planned works.
PREPARATION OF THE PROJECT FOR THE CONSTRUCTION OF THE MADRID-EXTREMADURA-PORTUGUESE BORDER HIGH SPEED LINE. SECTION: TALAYUELA-PLASENCIA
The subject of the contract is the construction of a conventional gauge double track mixed traffic high speed line in the province of Cáceres, including the following main activities:
The construction of a double track with Iberian gauge, from Talayuela to Plasencia, over a length of approximately 70 km. The track will be ballasted, except for the Dehesa del Terzuelo tunnel (about 1.5 km), located at the end of the section, which will be ballastless.
At the beginning of the project, there will be a ballasted connection from the conventional line L500 Bif in service. Planetario - Valencia de Alcántara (section: Talavera - Monfragüe) to the HSL, as well as subsequent HSL-L500 connections near the Navalmoral PAL, a PAL currently under construction. These three LAV-L500 connections will require the construction of a new platform and subsequent track installation, as well as the installation of the connecting track equipment, which will interfere with the CMS of the L500 in service.
The renewal of the L500 track on the section between the end buffer stops will also be defined, as this track is necessary for the maneuvering of trains to/from the Navalmoral PAL to/from the LAV. The removal of the sections of the L500 that are not functionally necessary after the installation of the new connection points will also be included.
In coordination with the project for the future Navalmoral Assembly Base (currently being designed by Esteyco), which will centralize the track assembly of the Talayuela - Plasencia section, the removal of the provisional track defined in that project will be included in the present project to connect the L500 to the base, and will include the assembly of the definitive connecting track and siding of the HSL with the future maintenance base.
The project also includes the transformation of the Plasencia-Cáceres branch line (L026) into a single-track line with a gauge of 1668 mm, connecting the right track of the HSL (track 2, towards Cáceres) with the L536 junction or the removal of the Arroyo de la Herrera - Bif. El Chaparral, giving continuity to the high-speed line from Cáceres (Track 1, towards Madrid).
The project will be carried out using BIM methodology, including 3D and 4D models of the planned works.
BASIC DESIGN AND CONSTRUCTION PROJECT FOR THE RENOVATION OF PASAIA STATION (GUIPÚZCOA)
The aim of the project is to study alternatives for the renovation of the current Pasaia Station building, which is unused and in a poor state of repair, as well as the railway yard that serves the C-1 San Sebastián and Media Distancia Irún/Vitoria lines.
The project includes, on the one hand, architectural integration into the environment, compliance with accessibility parameters, improvement of pedestrian flows and integration of the current track.
It also includes the replacement of the current level crossing between the side platform and the central platform, which separates the main tracks 1 and 2 from the other 13 tracks, with a pedestrian walkway.
The central platform will be rebuilt and its dimensions will be extended to a length of 120 meters in order to comply with current regulations. As far as the action on the tracks is concerned, it will be necessary to eliminate the current track 3 to accommodate the extension of the platform and to remodel track 5, while maintaining its functionality.
The project will be designed using BIM methodology, including 3D and 4D models of the planned works.
TECHNICAL ASSISTANCE FOR THE CONTROL AND SUPERVISION OF THE CONSTRUCTION PROJECT WORKS ON THE SAFETY INSTALLATIONS AFFECTED BY THE IMPLEMENTATION OF THE 4+4+2 SCHEME AT ATOCHA CERCANÍAS STATION
The objective of this project is to modify the signaling and telecommunications installations affected by the track works to be carried out at Atocha Cercanías station, focusing specifically on the impact on the safety installations resulting from the implementation of the 4+4+2 track scheme.
The current track 8C at Atocha Cercanías will be made available for the parking of trains coming from or going to the Sol Tunnel (Atocha - Sol - Nuevos Ministerios - Chamartín), used by the C-3 and C-4 lines of Cercanías de Madrid, as well as some Media and Larga Distancia services of Renfe Operadora. It also includes the transformation of the current track 10C for the use of the regular services of line C-5 (Móstoles-El Soto - Atocha - Fuenlabrada - Humanes), eliminating its status as a siding, as well as modifications to the existing points tracks at the southern end of the station.
The signaling works will consist of the modification of the field elements, as well as the adaptation of the existing interior equipment in the cab and the necessary modifications to the ENCE, PLO and CTC. These works will be carried out in coordination with the track project.
The technical assistance work will ensure that the works are carried out in accordance with current quality, safety and environmental regulations. It will also include the review of technical documents, quality control, supervision of the different phases of construction and, finally, the commissioning and handover of the facilities to the corresponding maintenance department.
TECHNICAL ASSISTANCE FOR THE DEVELOPMENT AND IMPLEMENTATION OF A UNIFIED CONTROL CENTRE FOR ERTMS (CCUE) AND ADAPTATION OF EXISTING FACILITIES AND EQUIPMENT ON HIGH-SPEED LINES IN THE NORTH-WEST REGION
The objective of this project is to unify and standardize the ERTMS control centers on all high-speed lines in the north-west region, including the continuity and automation of the process of applying temporary speed restrictions.
This will improve not only the operation of ERTMS, but also its maintenance, as real-time information on the status of operations will be available at local and backup centers on all lines.
Consultrans is the expert consultancy that Adif has entrusted with ensuring that this project is carried out in accordance with the requirements of reliability, availability, maintainability and safety (RAMS and Regulation 402), as well as the highest levels of cybersecurity and interoperability, through
- Installation of the new equipment.
- Detailed engineering for the specification, design, development and configuration of the ERTMS Unified Control Center (CCUE), as well as the performance of functional validation tests and the verification of the installations in each of the provisional and definitive situations.
- Adaptation of the current maintenance processes (Service Level Agreements - SLAs, penalties and KPIs).
- Planning of training activities aimed at training Adif/Adif AV staff in the use and operation of the new ERTMS Unified Control Center.
TECHNICAL ASSISTANCE FOR THE CONTROL AND SUPERVISION OF THE EXECUTION OF THE WORKS FOR THE PROVISION OF AUTOMATIC BLOCKING DEVICES FOR THE DUAL CARRIAGE OF THE R3 LINE OF THE BARCELONA SUBURBAN RAILWAY ON THE PARETS DEL VALLÉS - LA GARRIGA
The objective of the project is to equip the Parets del Vallès-La Garriga section of the Barcelona R3 suburban railway line with the Automatic Blocking System (ABS), and adapt it to the planned doubling of the line.
It includes the modification of the existing electronic interlockings, the installation of new LED signals, the complete renewal of the track circuits with audio frequency technology and ASFA digital equipment.
It also includes the adaptation of telecommunications systems through new permanent fiber optic lines, IP equipment, and the integration of video surveillance and object detection systems.
This project is part of the track doubling works aimed at improving the capacity and efficiency of the rail service on this important regional link. The geographical location of the section, in the province of Barcelona, Catalonia, is key to the development of the railway infrastructure in the area, allowing for a greater frequency and quality of passenger transport.
TECHNICAL ASSISTANCE FOR THE CONTROL AND SUPERVISION OF THE EXECUTION OF THE WORKS FOR THE COMPREHENSIVE IMPROVEMENT OF THE HUESCA-CANFRANC LINE. CANFRANC-CANFRANC BRANCH LINE (L-204).
The objective of this project is the comprehensive improvement of the Huesca-Canfranc line (L-204), on the Ayerbe-Canfranc section. This project is essential to strengthen cross-border connectivity between Spain and France, boosting freight transport and regional economic development.
The project includes significant improvements to the railway signaling and control systems and the telecommunications network, including: interlockings and signal blocks, LED light signals, train protection systems, level crossing protection, Centralized Traffic Control (CTC), fiber optics, IP network and GSM-R mobile network.
TECHNICAL ASSISTANCE FOR PROJECT DESIGN, CONTROL AND SUPERVISION OF TELECOMMUNICATIONS WORKS. LOT 2: CENTRAL, SOUTHERN AND EASTERN GEOGRAPHICAL AREA
The design of projects and technical assistance in telecommunications works is being carried out for the important investments that Adif is making in a plan whose precedents go back decades with the design and deployment of the first railway radio, fiber optic, transmission and IP networks:
- Elimination of telephone blocks to minimize the risk of human error: more than 3,500 km of network where it is planned to renovate interlockings, drives, signals and detection systems, to provide them with automatic blocking and remote control in CTC, and which requires new telecommunications networks, both fixed (fiber, transmission and IP) and GSM-R.
- Renewal of the signaling and power remote controls to redundant architectures without single point of failure in the remote controls and in the control centers, and accessible on the network for the operators.
- Improvement of telecommunications, which includes actions such as renewal of recorders and operational telephony, obsolete power and transmission equipment, deployment of heat detectors or the new operational IP network.
- Deployment and renovation of physical telecommunications infrastructure, thousands of miles of fiber optic cable where it was deteriorating, where there was copper, or where there was a need for new services.
- Projects for the implementation of the cybersecurity plan in the telecommunications network, separation of networks, IDS/IPS, firewalls, IAM, probes, TLS/SSL, MFA, antivirus, SIA/SIEM, etc.
- Deployment of GSMR for ERTMS required by Europe for commuter and mainline rail hubs.
- Deployment of the FRMCS network (Rail 5G), which will replace the current radio systems (PMR, Tetra, Train-to-Ground or GSM-R).
- International
Latin America - Chile
Consultrans' presence in Chile has continued to grow as part of its strategic commitment to the region. New offices have been opened and the workforce has been expanded throughout the country. Projects for our main client, Empresa Ferrocarriles del Estado (EFE), have been expanded to include private clients.
Major investments in the rail sector are planned for the coming years, including the new suburban lines in Santiago (Melipilla and Batuco), the extension of the Coronel-Lota line, as well as tramways in various regions, the future extensions of the Santiago Metro, the future Valparaíso-Santiago train, new rail freight connections with the ports, and the various new services throughout Chile that EFE is reactivating. Among the projects recently completed or in progress, the following deserve special mention:
Concepción North Access Study, consisting of a feasibility study for the extension of a new Biotren railway line from the Concepción city station to the municipality of Penco, Linquén sector, extending the current railway line by 19.5 km. This is a solution to the congestion problems affecting the municipalities of the Concepción metropolitan area, and will improve connectivity throughout the metropolitan area.
The investment includes the construction of 5 new stations, the upgrading of 19.5 km of track to Class C, the electrification of the track and the installation of X-type rails, as well as the acquisition of 4 new rolling stock units and the construction of grade crossings.
Diagnosis of the Status and Preparation of an Implementation Plan for the Program for the Progressive Transfer of FCAB Operations, includes the diagnosis, development and recommendations for the implementation of the Program for the Progressive Transfer of FCAB Operations.
The relocation program was born from the need to respond to the challenges proposed for the development of the FCAB, which includes among its lines of action the "Plan for the Reconversion of the Railway Yards" (PRPF). The objective of this plan is to allow these sites to be used for purposes other than their current industrial use, in accordance with the applicable territorial planning instruments, thus creating a new territorial configuration for the operation of FCAB. This pioneering initiative aims to make the historic FCAB facilities available for a different non-industrial use, that is, to modify the land use of the four courtyards that have been located in the center of Antofagasta, which will allow for the future urban development of the city.
Latin America - Mexico
Consultrans is providing international technical assistance for the supervision and technical support for the design of the EAC-350 catenary electrification system and the interfaces of Section 5N and Section 6 of the Maya Train.
These actions are part of the construction of the Tren Maya, which covers 5 Mexican states over a distance of 1,554 km and has 19 stations. The route has been divided into the construction of 7 sections. Sections 1 and 7 meet at the Escárcega station in Campeche, completing the ring that surrounds the Yucatán Peninsula. Mixed traffic, both passengers and freight, is expected. Our activities will be centered on sections 5N and 6.
Section 5N runs from Cancun to Playa del Carmen, a distance of 43.58 km, and includes the Puerto Morelos station. Due to the uniqueness of the line, which includes three very long viaducts, a significant amount of catenary work was required. The length of the viaducts is 50% of the length of the railway.
Section 6 runs from Tulum to Chetumal and is 250.56 km long, with 4 stations (Tulum, Felipe Carrillo Puerto, Bacalar and Chetumal), which meant that the design of the catenary had to take into account the technical constraints of the track configuration at these stations.
Latin America - Peru
In 2025 Consultrans has entered the Peruvian market. Consultrans, together with the local company CS Cons, has been awarded a new consulting service in Peru: Technical Assistance for the Development of Investment Studies for the Sustainable and Resilient Urban Mobility Program in Regional Cities and Metropolises in Peru.
This project, financed by the World Bank, aims to develop key investment strategies to transform cities such as Arequipa, Trujillo, Piura, Huamanga, Cusco and Chiclayo. These projects aim to improve public transport, road infrastructure and non-motorized transport options. Consultrans will work with Promovilidad and local authorities to make Peru's cities more sustainable and efficient.
Africa
Consultrans aims to develop its commercial activities in Africa and become a benchmark for the development of railway infrastructure and urban mobility. During 2023, strong alliances have been forged with multilateral financing agencies, public institutions and local partners.
The company has participated in international processes in countries such as Kenya, Tanzania, South Africa and Namibia. Consultrans' presence in Uganda has been consolidated and strengthened as it moves forward with new projects in the country. Some of the current projects in Uganda include
Railway Signaling Feasibility Study Consultancy
The objective of this contract is to provide a technical proposal for a feasibility study to determine the benefits of implementing a signaling system on the Ugandan railway network.
A technical study has been carried out on various railway signaling options to improve the existing network in Uganda operated by the Uganda Railways Corporation (URC). Currently, the network has minimal signaling, which limits capacity, safety and operational efficiency. The implementation of modern systems such as automatic block signaling, automatic train protection (ATP) systems, electronic interlockings and digital technologies was analyzed to optimize operations and improve safety. Key factors such as the required electrical power, reliable communications, efficient level crossing management and fencing protection are also addressed. In addition, technical, financial, and operational aspects are evaluated, risks are identified, and specific recommendations are made to ensure the viability and sustainability of the project.
The study recommends a move towards automated and centralized signaling, emphasizes the importance of training local staff and ensuring interoperability with neighbouring countries in order to strengthen the Ugandan railway network in terms of safety, efficiency and competitiveness.
The technical solution selected as an alternative in the study offers a qualitative leap in the operational efficiency of the Ugandan railway network, significantly improving safety by preventing train collisions, optimizing the flow of rail traffic, and significantly reducing the need for human intervention through automation. The system allows for centralized control of rail traffic, adaptable to any line with no restrictions on the number of stations or tracks, and provides a flexible architecture that facilitates future expansion.
Middle East - Iraq
Continuing to strengthen its activities in the country, in 2024 Consultrans was awarded a new consulting project for the Definition of a recommendation for the service plan, conceptual design and economic analysis of a new public transport corridor in Baghdad.
The project, financed by the World Bank, aims to improve mobility, connectivity and quality of life for the citizens of Baghdad. Its main objectives are to design a sustainable, efficient and accessible surface public transport corridor; to establish the institutional and technical framework necessary for its successful implementation; and to propose a viable solution for the World Bank to consider as an investment project. These initiatives aim to reduce congestion, improve air quality and promote equitable access to transport, while promoting a transport network that is consistent with the city's objectives of rapid growth and sustainable development.
The scope of the project includes assessing the current state of public transport in Baghdad, identifying data gaps and technical requirements, and gathering user information through surveys and focus groups, with a particular emphasis on vulnerable populations. The project will culminate in the development of a conceptual design and a preliminary economic assessment demonstrating the feasibility and benefits of the proposed system.
The main outcomes expected from this initiative include a solid conceptual design for a public transport corridor, an economic assessment to support its implementation, and practical recommendations for establishing a viable public transport system. These results will lay the foundation for future investments and guide the transformation of Baghdad's public transport infrastructure.
BIM Methodology
Consultrans is currently using BIM methodology in the design of railway infrastructure projects, both nationally and internationally.
It has extensive experience in developing railway projects for ADIF and other administrations using BIM methodology and CDE Autodesk Construction Cloud (ACC), which is currently used by ADIF.
In addition to the preparation of the BIM Execution Plan (BEP), a test model is prepared to demonstrate the proposed criteria and workflows, the General Information Development Plan (MIDP), the document of working rules with the model, all templates for quality control, a template for minutes in digital meetings, a template for interference detection, a common coordinate model, a common parameter file, 2D/3D quality control report, final deliverables report, etc.
It also has BIM resources with the appropriate qualifications at the organizational level to perform the BIM roles required by the contract specifications: BIM managers, BIM coordinators, information management officers, modelers, etc.
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