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Records to which we have made a contribution
Niagara Falls Project
Facts:
• 10,000 m tunnel
• Extremely challenging geological conditions
• World's largest open hard rock machine with a diameter of 14.4 m
Equipment provided by A.S.T. Bochum:
• Equipment for the trailing system
• Water and concrete equipment
• Custom solutions for formwork and trailing system
Rohtang Pass Project
Facts:
• 8,800 m tunnel at an altitude of approximately 3,100 m
• Area accessible only for 4 months in a year
• Extreme challenge for both humans and materials
Equipment provided by A.S.T. Bochum:
• Complete construction site supply
• Equipment for the trailing system
• Formwork equipment
Hallandsås Tunnel
Facts:
• 8,500 m tunnel
• Extremely high groundwater pressure (13 bar)
• World's most expensive TBM with multi-mode system equipment
Equipment provided by A.S.T. Bochum:
• Pipeline systems for: concrete, water, air & gravel
• Complete construction site supply
• Custom solutions for valves & pipes
Groene Hart Tunnel
Facts:
• 8,600 m tunnel
• World's largest TBM with an almost 15 m diameter
Equipment provided by A.S.T. Bochum:
• Pipeline systems
• Complete construction site supply
• Custom solution for valves and pipes
Gotthard Tunnel
Facts:
• Longest tunnel in the world, 2 x 57 km (total tunnel distance 153 km)
• 2000 m cover, up to 50°C rock temperature
• High water pressures and extremely abrasive materials
Equipment provided by A.S.T. Bochum:
• Supply of basic materials to all construction sections
• Development of custom solutions for pipelines, hose systems, formwork equipment, cooling, and ventilation
Guadarama Tunnel
Facts:
• Longest railway tunnel in Spain, 28,418 m
• Competition between 4 TBMs from two manufacturers • Realization in record time
Equipment provided by A.S.T. Bochum:
• Initial equipment of the trailing systems for both manufacturers
• Supply of the TBMs through the manufacturers
Doha Metro
Facts:
• 111 km of new metro tunnels with 21 TBMs built in just 26 months
• Guinness World Record for Qatar Rail (20 TBMs simultaneously working underground in August 2015)
Equipment provided by A.S.T. Bochum:
• Complete construction site setup and equipment for all construction sections
• 24-hour on-site service provided by A.S.T. Bochum warehouse in Doha
Eurasia Tunnel
Facts:
• The "Istanbul Strait Road Tube Crossing Project" runs approximately 100 meters below sea level at the deepest point under the Bosphorus Strait.
• Mixshield diameter: 13.66 m
• Up to 12 bar water pressure
• Only 16 months of tunneling for 3,340 m
Equipment provided by A.S.T. Bochum:
• Special hoses for TBM and separation
• Wear-resistant valves for the entire tunneling process
Chek Lap Kok Link
Facts:
• Unique concept with a new world record TBM
• World's largest tunnel boring machine with a 17.6-meter diameter mixshield
• Tunnel length of 10,000 m
Equipment provided by A.S.T. Bochum:
• Special hoses for TBM and separation
• Wear-resistant valves