
Health and Women
The “Health and Women” campaign is carried out annually to promote gynecological health of OHL women employees. This is an uncommon practice among companies, which adds value to women’s health management. In 2019, OHL offered to all women employees who

Awareness in Equality matters
OHLA is actively committed to diversity and equal opportunities. This is why one of the objectives of the Equality Plan in Spain is training and information in the matter for employees. In order to achieve its objective, over 2018 and

Lund-Arlöv Use and reuse of materials. Lund-Arlöv
01In the Lund-Arlöv project (Malmö), Sweden, we have been pioneers in the transfer and reuse of material from one construction site to another, the reuse of about 20 km of rails, in sections of 180 m in length each, and

Protection of springs in Peru ByPass
2323In the projects we carry out in Peru, the planning of activities is a primary tool to establish controls in each of the project stages. Specifically, this has allowed us to ensure the minimum impact on water resources in the

Perote photovoltaic solar plant
23The Perote II photovoltaic solar plant has an occupation area of 300 ha. The nominal power of the installation is 100 MWn with an installed generation power of 118,902 MWp. It has a solar field of 312,939 photovoltaic panels of

Power change of the boiler of the ELSAN asphalt plant
23Our subsidiary ELSAN, specialized in the conservation and maintenance of road, airport, urban services, and infrastructure services, has replaced the existing thermal oil boiler burner at its Arganda del Rey plant, in Madrid (Spain), with a new natural gas burner,

Cuídate OHLA
In 2019, the healthy program TAKE CARE (CUÍDATE OHL) was launched in collaboration with Quirón Prevención, is develop in Spain and it´s complemented with OHL Health Channel, a community for the dissemination of health initiatives and programs in the corporative

OHL totals close to 40 sustainable construction projects
OHL incorporates criteria of sustainability and energy efficiency into its singular building projects. This commitment translates into attaining the prestigious international standard, LEED® (Leadership in Energy & Environmental Design), developed by the U.S. Green Building Council, organization which promotes sustainability in the

Bergen Point Wastewater Treatment Plant Outfall Replacement Project
The Bergen Point Wastewater Treatment Plant Outfall Replacement Project in Babylon (Long Island, NY) in which OHLA has participated in a joint venture, has received the Underground Construction Association’s 2022 Project of the Year Award in the $50 million to

OHLA achieves new milestone in Elmont Station rail project (NY, USA)
OHLA has reached a major milestone in the design-build project for the Elmont Railroad Station on Long Island, New York. Specifically, the company has installed a pedestrian bridge connecting the east and west platforms of the station.

Lund-Arlöv railway line
The Lund-Arlov section is one of Sweden’s main railways, with an intensity of some 450 trains per day and 60,000 passengers, providing rail communication between the Scandinavian peninsula and the rest of the European continent. Once the work has been completed, the track capacity will be increased to 650 trains per day.

Lagares Wastewater Treatment Plant
The Lagares Wastewater Treatment Plant (EDAR de Lagares) modernization and expansion project, in Vigo (Spain), was designed to meet the discharge of waste-water requirements of Directive 91/271/EEC for sensitive areas with more than 100,000 inhabitants.

Reasons to believe
OHLA has launched “Reasons to Believe”, a cycle of inspirational talks aimed at OHLA employees. The objective pursued is to create a motivating and committed work environment, through life and human experiences that invite reflection and personal growth, in accordance

OXXEO office building. Las Tablas, Madrid.
OXXEO building has seven floors. It is a property for business use located in the north of Madrid and that has been classified as the best new office building in Spain.

National Museum of Archaeology MUNA
The National Museum of Archaeology, in whose construction OHLA has participated, is destined to become one of the cultural symbols of Latin America, housing 500,000 pre-Inca and Inca archaeological pieces and a center for the study and dissemination of Peru’s

Búrdalo dam
The dam on the Búrdalo river is located in the municipality of Escurial, in Cáceres (Spain). This infrastructure, of a straight-line gravity type, will improve the guarantees of the supply and irrigation system in the central area of Extremadura and of the management of the Orellana Canal in its final section.

National Forensic Mental Health Hospital
The National Forensic Mental Health Service (NFMHS) Portrane is a new state-of-the-art facility located 22 km from Dublin City in Portrane, North County Dublin (Ireland).

Burgos University Hospital
PPP-developed hospital complex totaling 264,403 m² of which 181,004m² was built for hospital use.

South Miami Hospital
Renovation and expansion work for South Miami Hospital and its grounds included more than 33,712 m2 of improvements with 7,440 m2 in a Clinical Expansion Project.

The Ricobayo Viaduct
It is a viaduct over the Esla River on the Ricobayo reservoir in Zamora (Spain). The structure, 368 meters long, forms part of the 20.3 kilometer Hiniesta-Perilla de Castro sub-section.

Ankara-Estambul High Speed Railway Line
OHL has participated in the first high-speed railway line of Turkey, in particular, in the construction of a new high-speed railway line between Ankara and Istanbul

EPC Ski Contract
Part of the Follo Line high-speed railway project, linking Oslo to the town of Ski, southeast of the capital.

72nd and 63rd Street Subway Stations. Second Avenue Subway Line
In December 2016, the company successfully completed work on the Metropolitan Transportation Authority’s (MTA) 72nd Street and 63rd Street stations, an integral part of New York’s new Second Avenue Subway line, which expands services on Q & F lines.

Medellín Tramway
It represents the first modern tramway system in Latin America, 4.3 km long with a gradient of up to 12.5%, the steepest in the world’s tramway system.

AirportLink Railway Connection
Inaugurated in July 2012, this contract represents the first stage of the extension project for the Miami Subway through the new Orange Line.

Restoration of the Corbin Building
OHL, a través de su filial Judlau Contracting, ha llevado a cabo la restauración del edificio Corbin, uno de las construcciones históricas de la ciudad de Nueva York.

Sheltering works in the port of Granadilla
Construction in the port of Granadilla, on the south side of the island of Santa Cruz de Tenerife (Canary Islands), of a 2,309 m long breakwater.

Centro Canalejas Madrid
Renovation of a set of seven contiguous buildings, located between the streets of Alcalá, Sevilla, Plaza de Canalejas and Carrera de San Jerónimo of the capital of Spain

Extension of the Port of Alicante
A instancias de la Autoridad Portuaria de Alicante, se ha ampliado el puerto de la ciudad y se ha llevado a cabo la explotación de una terminal marítima en la zona sur.

New installations in the Outer Port of Punta Langosteira
The company has built new facilities at Punta Langosteira in A Coruña. This specifically refers to building a new port

Expansion of Port of Gijón
Expansion works in the Port of Gijón have involved the execution of a new shelter dyke which, starting at Cabo Torres and 3,834 meters ( m) long and three alignments with different structure types.

A-8 Cantabrian Highway. Lindín-Careira Section
With a length of 10.4 km, the section runs through rough terrain, which has required the construction of five viaducts. Along its route, the A-8 reaches its highest point in Galicia, 698 m above sea level, at the top of

Tunnel underneath the Vistula River
Construction of a tunnel under the Vistula River in Gdansk (Poland). This is a strategic project located in the near vicinity of the Baltic Sea’s major deepwater port and considered Eastern Europe’s mega-hub.

State Road 826/836 Interchange
Design-build-finance of the largest interchange in Miami. Section is developed in the area between Dolphin Expressway crossroad.

Bicentennial Viaduct
The Bicentennial Viaduct is a raised highway designed to improve traffic along the north of the Metropolitan Area in Mexico Valley.

Interstate 405 – from State Route 73 to Interstate 605
It is the single largest project in the company’s history to date in the United States for over 1.2 billion euros approximately.

Královo Pole tunnels
The Královo Pole tunnels are located in the north and northwest sections of Brno’s third beltway (VMO) and are key elements in the city’s basic transportation system

The ornamental art in Canalejas
Centro Canalejas Madrid has been conceived from its start as an initiative where a premium is placed on excellence, not only by the configuration of a novel project in Madrid (Spain) or due to its privileged location, in the centre



Old War Office
From the architectonic point of view, it must be highlighted that it deals with a building in the Edwardian style, with 70,600 m2 of surface area, distributed over 7 floors, including 2 underground floors.

Galería Canalejas
Tradition and modernity come together at Centro Canalejas Madrid, an urban development project promoted by OHL Desarrollos and the Villar Mir Group in the city center of Spain’s capital. The group of buildings, with more than one hundred years of

More resilient and environmentally friendly infrastructures
We have developed R&D&I projects and innovative actions aimed at designing and building more environmentally friendly, less polluting and more environmentally resilient infrastructures

Innovative worksite processes and construction solutions
Our capacity to develop innovative construction solutions and processes at its worksites is demonstrated by many examples in a wide range of areas.

Innovation in machinery and auxiliary equipment
We are constantly innovating in machinery and auxiliary equipment to optimize the construction processes around the world.

Cubipod: a method for mound-breakwater construction
An element for the construction of mound breakwaters

Energy efficiency in buildings
The company’s R&D and Innovation activities forms part of the Company’s strategic positioning in the area of Sustainability.

Lund-Arlöv Use and reuse of materials. Lund-Arlöv
01In the Lund-Arlöv project (Malmö), Sweden, we have been pioneers in the transfer and reuse of material from one construction site to another, the reuse of about 20 km of rails, in sections of 180 m in length each, and

Protection of springs in Peru ByPass
2323In the projects we carry out in Peru, the planning of activities is a primary tool to establish controls in each of the project stages. Specifically, this has allowed us to ensure the minimum impact on water resources in the

Perote photovoltaic solar plant
23The Perote II photovoltaic solar plant has an occupation area of 300 ha. The nominal power of the installation is 100 MWn with an installed generation power of 118,902 MWp. It has a solar field of 312,939 photovoltaic panels of

Power change of the boiler of the ELSAN asphalt plant
23Our subsidiary ELSAN, specialized in the conservation and maintenance of road, airport, urban services, and infrastructure services, has replaced the existing thermal oil boiler burner at its Arganda del Rey plant, in Madrid (Spain), with a new natural gas burner,

Combined Cycle Plant Empalme I
Project description OHL has carried out in Empalme, Sonora State, Mexico, the construction of combined-cycle power plant for the generation of electricity, with a guaranteed net capacity of more than 770 MW. The project has covered different phases -design, engineering,

Mineral crushing and processing plant. Shahuindo Mine
Construction of an ore crushing and processing plant to obtain gold at the Shahuindo mine.

La Huella Solar Power Plant
Design, construction, commissioning and operation of La Huella Solar Power Plant, in Coquimbo, Región IV, Chile

Phenol III plant
EPC (Engineering, Procurement and Construction) project that includes the design, supply and construction of 21 storage tanks for various hydrocarbons The plant has capacity of up to 250,000 tons/year and its design is based on basic engineering carried out by

30 MW Puerto Errado 2 Thermosolar Plant
This thermosolar plant, located in Calasparra (Murcia), uses Linear Fresnel technology. The power reached is the highest developed until now- 30 megawatts (MW). It offers the advantage of not requiring an oil circuit, used in conventional plants, integrating the solar

La Jacinta Solar Power Plant
Design, construction, commissioning and operation of La Jacinta Solar Power Plant, in Uruguay. The project, promoted by the Administración Nacional de Usinas y Trasmisiones Eléctricas (UTE), which is responsible for the generation, transport, and management of the country’s electrical system,

NGL Fractionating Plant. Pisco
Extension of the processing and storage units of the liquefied natural gas (NGL) fractioning plant. The project includes a second expansion of installations, a third unit for the fractioning of liquefied natural gas and another topping unit. Increased production of

Hydrocarbon storage terminal. Algeciras
EPC (Engineering, Procurement and Construction) project with the following characteristics: Hydrocarbon storage and distribution terminal. 22 storage tanks with a total capacity of 403,000 cubic meters Jetty for vessels of up to 250,000 tons plus a mooring point for barges

Fire-fighting protection for the Mesaieed combined-cycle plant
Application of the latest technology in fire detection and extinguishing systems at the Mesaieed combined-cycle plant (CCC), with installed power of 2,000 megawatts (MW), one of the safest in Qatar and one of the largest in the Near East. It

Copper mineral treatment plant in Calama
Execution of a mineral crushing plant to obtain copper in Calama, Antofagasta Desert, through acid curing.

20 MW Picture Rocks Photovoltaic Plant
This photovoltaic plant in Tucson (U.S.A.) has 20 megawatts (MW) of installed capacity and uses horizontal-axis follow-up technology. The installation has crystalline silicon photovoltaic modules of varying power (280 watts (W) and 295 W), installed single-axis trackers connected to a 20

60 MW Cogeneration Plant
EPC (Engineering, Procurement and Construction) project for a cogeneration plant in Coatzacoalcos, Veracruz (Mexico), with gross power of 60 megawatts (MW) and export capacity of 65 tons/hour of over-heated steam (40 bar pressure and 254 degrees centigrade (°C). Its performance

50 MW biomass power plant
EPC (Engineering, Procurement and Construction) project for an power generation plant with processing capacity of 600,000 tons/year of forest biomass (mainly eucalyptus), with installed power of 50 megawatts (MW) and estimated annual production of 370 gigawatts per hour (GWh). Located

50 MW Arenales Thermosolar Plant
This thermosolar power generation plant is located in the municipality of Morón de la Frontera (Seville), with nominal capacity of 50 megawatts (MW).

Al-Mafraq And Empire Solar Power Plants
Design, construction, commissioning and operation of Al-Mafraq and Empire Solar Power Plants, in Jordan.

Huéneja Solar Power Plant
Design, construction, commissioning and operation of Huéneja Solar Power Plant, in Huéneja Granada, Spain.
Cúcuta aqueduct
The extension of the Cúcuta aqueduct will improve the access to drinking water for the citizens of Cúcuta, Los Patios and Villa del Rosario, in the northeast of the country. In this project it is important to highlight the community

OHL totals close to 40 sustainable construction projects
OHL incorporates criteria of sustainability and energy efficiency into its singular building projects. This commitment translates into attaining the prestigious international standard, LEED® (Leadership in Energy & Environmental Design), developed by the U.S. Green Building Council, organization which promotes sustainability in the

Cuídate OHLA
In 2019, the healthy program TAKE CARE (CUÍDATE OHL) was launched in collaboration with Quirón Prevención, is develop in Spain and it´s complemented with OHL Health Channel, a community for the dissemination of health initiatives and programs in the corporative

Health and Women
The “Health and Women” campaign is carried out annually to promote gynecological health of OHL women employees. This is an uncommon practice among companies, which adds value to women’s health management. In 2019, OHL offered to all women employees who

Awareness in Equality matters
OHLA is actively committed to diversity and equal opportunities. This is why one of the objectives of the Equality Plan in Spain is training and information in the matter for employees. In order to achieve its objective, over 2018 and

Madrid’s Underground
Ingesan is providing cleaning services to 33 subway stations in Metro de Madrid

Alicante and Elche Airports. Cleaning and management of luggage trolleys
The surface area subject to these actions amounts to about 300 thousand square meters. The special polished marble works and the use of a glass cleaning system by osmosis stand out.

Zoning of the Avilés Ria between the San Sebastián and El Hospitalillo bridges
Regeneration of a space in line with the most outstanding environmental standards. Reconversion of a recreational space that, prior to this work, was intended for discharge and industrial waste.

Dock and outer esplanade of the dike next to Isla Verde
The project, developed in the Bay of Alcegiras Port on the request of the infrastructure’s port authority, involves forming an esplanade outside the current seal wall, over 50 ha, with filling material.

South Seal Wall in the Port of Barcelona – Section III
Extension of the seal wall in the Port of Barcelona, in a section 1,150 m long. This outstanding type of infrastructure is arranged in a mound and formed by a quarry run core, different armor with breakwaters and blocks of

Extension of the Port of Bilbao in the Abra Exterior – Phase 1 and stabilization of the western sector of the Punta Lucero quarry
On the request of the Bilbao Port Authority, actions have included stabilization of the western sector of the Punta Lucero quarry and construction.

Berria Underwater Sewage Outlet General drainage for Santoña marshes
Honored with the European Environmental Prize, Spanish section 2009-2010, awarded by the Ministry of the Environment Entorno Foundation.

South Seal Walls. Sections I and II – Port of Barcelona
Finished in 2007, this project, granted by the Barcelona Port Authority, involves construction of the following.

Reducing environmental impact on water treatment processes
The new WWTP de Lagares, integrated in the sanitation of the city of Vigo (Spain), was designed and built in joint venture by OHL and pioneers a thermal hydrolysis system for sludge.

Rehabilitation of natural spaces degraded by human use
OHL undertook the ECONECT project during 2012-2015 to learn about the behavior of vegetation in relation to large road infrastructures.

Home help service of the City Council of Malaga
Intended for people with dependence living in the city of Malaga, this home help service is part of what is known as Lot 3 (Bailén-Miraflores district

Burgos University Hospital
The activity is carried out in accordance with the standards and requirements in cleaning and environmental hygiene, set by the Health Management of the Castilla y León Autonomous Community.

Homes with services for the elderly in Barcelona
The services offered include concierge, telecare, cleaning aid and personal support in the development of daily activities by specialized professionals.

La Princesa University Hospital
The model implemented with this contract will generate estimated savings of more than 30% for the Administration, over the real expense foreseen for the next 15 years.