Page 145 - Catálogo de Capacidades de I+D+i del Sector Ferroviario Español

OBRASCÓN HUARTE LAIN, S.A. (OHL)

ENTITY PROFILE COMPANIES
Obrascon Huarte Lain (OHL) is one of the largest international concession and
construction groups. It boasts a hundred years’ experience and has signifi cant operations
in 30 countries across all fi ve continents .The OHL Group is presently:
The world’s eight largest concessionaire, according to the 2011 ranking of PWF.
Ranked 21st among the 225 largest international contractors, according to the ENR 2011
ranking.
World leader in hospital building.
The largest private investor in transport infrastructures in Latin America.
Since its establishment in 1911, OHL has been involved in every kind of construction
activities.

AREAS OF ACTIVITY
• OHL builds all types of railway rails, electrifi cation, facilities, signaling,
infrastructure, infrastructure and communications, renewals, in addition to
superstructure, stations, unstaffed its operation, upkeep and maintenance.
stations, tunnels, viaducts, subways, light

R&D: PROJECTS AND PRODUCTS
Project Product National International
SULABU. Development of multipurpose precast slab-track: Suitable system
for both international and Spanish width and continuous levelling. Ongoing.
Improved tamping operations, leveling and alignment of the rails: Procedures
for tamping topography, track alignment and leveling.
Rail tracks assembling without auxiliary track: Continous Welded Rail (CWR)
unload without auxiliary track.
Improving tunnels’ safety when affected by underground aquifers: By-pass in
the aquifer for water control and tunnel safety.
Monitoring buildings affected by tunnel works. Measurement and precision
control of deformations in tunnels.
Collectors for high speed lines: Pantograph-catenary interaction and
geometric calculating for brackets and hangers
Security systems for rail maintenance works: Circulations two-way radio
system point to multipoint warning. Ongoing.
Improvements in ventilation and fi re protection in underground stations: System
that prevents the interaction of air between the tunnels and the other station.
Tunneling in areas of varying geology and improvements in the operation of
TBM Several new developments in tunneling solutions. Ongoing.

ADDRESS CONTACT PERSON
Pº de la Castellana, 259 - D Miguel Amérigo Revuelta
28046 Madrid OHL Construcción R&D Head Offi cer
Tel.: +34 913484797 Tel.: +34 913484797
www.ohl.es mamerigo@ohl.es