AV Bobadilla-Granada. Arroyo Viñuela - Quejigares

Granada, Spain

The project involves the construction of a 3.09-mile high-speed rail platform forming part of the Bobadilla–Granada High-Speed Line, designed for double track and operating speeds of up to 186 mph. The alignment runs entirely within the municipality of Loja. The main feature of the section is the Quejigares Tunnel, which accounts for nearly 70% of the total project length. The tunnel comprises two parallel tubes, each accommodating a single track, with a clear cross-sectional area of 592 sq ft, excluding track and platforms. The tunnel runs beneath the A-92 motorway and has a length of 11,030 ft in the right-hand tube and 11,086 ft in the left-hand tube. The project also features three viaducts, including the Arroyo de la Viñuela Viaduct, a 1,129 ft structure made up of 10 spans, designed to cross the watercourse while ensuring geometric continuity and operational performance of the line.

AV Figueras-Perpignan

Girona, Spain

The project comprises the construction of an 11.7-mile high-speed railway platform forming part of the Figueras–Perpignan High-Speed Line, within the Madrid–Zaragoza–Barcelona–French Border corridor. This section is located immediately upstream of the Pertus tunnels, with a total length of 5.1 miles—also constructed by DRAGADOS—which cross the Pyrenees and enable the high-speed rail connection between Spain and France.

AV de California. Fresno-Bakersfield

California, United States of America

The Fresno–Bakersfield section forms part of the California High-Speed Rail (CAHSR) program, one of the largest high-speed rail infrastructure initiatives worldwide. The program comprises approximately 745.65 miles of high-speed rail network, connecting California's main metropolitan areas, including Sacramento, the San Francisco Bay Area, the Central Valley, Los Angeles, Inland Empire, Orange County, and San Diego.

HS2 Curzon Street Station Phases 1 and 2

London, United Kingdom

Birmingham Curzon Street Station is one of the flagship stations on the new HS2 high-speed railway, designed to improve rail connectivity between Birmingham, London and the wider United Kingdom.

HS2 Phase 1 Stations Sotuh Euston

London, United Kingdom

The project comprises the comprehensive The HS2 Phase 1 – Euston Station (Stations South) project involves the comprehensive expansion and redevelopment of London Euston station to accommodate the future HS2 high-speed rail network, one of the United Kingdom's largest transport infrastructure programmes.

AV Vitoria-Bilbao-San Sebastián. Tr. Atxondo-Abadiño

Biscay, Spain

The Vitoria–Bilbao–San Sebastián High-Speed Rail Line. Atxondo–Abadiño Section, in Biscay, forms part of the high-speed railway network that will connect the three capitals of the Basque Country while strengthening links with the rest of the Iberian Peninsula and Europe.

AV Madrid-Levante. Requena-Siete Aguas

Valencia, Spain

The Madrid–Levante High-Speed Rail Line. Requena–Siete Aguas Section, in the province of Valencia, involved the construction of 6.8 km of railway platform for a double-track standard-gauge line, designed for operating speeds of up to 350 km/h.