KAMY offers unmatched quality, value, and innovation in our rock and concrete cutting products. Our expertise in engineering and our quality, US manufactured tunneling, mining and construction equipment is unparalleled to others in the industry.
KAMY is the leading manufacturer of roadheaders in the weight class of 13-100 tons weight. Our roadheaders offer interchangeable cutter heads, both transverse and axial and are custom engraved for each project. Our hydraulic cutters are suitable for material with uniaxial compressive strength ranging from 500 to 25,000 pounds per square inch. All of our products can be utilized in a variety of applications from rock excavation, trenching, demolition and concrete, to underwater cutting, tunneling, and scaling.
Technology led the establishment of the quality assurance after-sales service, improve the management system.
Production license of the product ensure that the license number, approval date and expiration date.
Product packaging in line with national regulations, due to packaging damage caused by the products borne.
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List of longest tunnels - Wikipedia
The world's longest and deepest rail tunnel has officially opened in Switzerland, after almost two decades of construction work. The 57km (35-mile) twin-bore Gotthard base tunnel will provide a ...
List of long tunnels by type - Wikipedia
Seikan submarine tunnel in Japan is the world's longest railway tunnel. Image courtesy of Ariake. The Channel Tunnel is the longest undersea railway tunnel in the world. Lötschberg base tunnel in Switzerland is the world's longest land tunnel. Image courtesy of Cooper.ch.
World's Longest Tunnel - How It Was Built - Full Documentary
The World's subaqueous road tunnels, rock, shield and immersed tubes. Norwegian fjord crossings. All the World's longest, widest and deepest road tunnel projects ...
Gotthard tunnel: World's longest and deepest rail tunnel ...
This tunnel is not only the world’s longest, 24.5 km ( 15.2 miles), but also the world’s most uniquely constructed tunnel with exceptional security features. (The world’s second longest, the St. Gottard Tunnel in Switzerland, is only 16.92 km, or 10 miles).
The world's longest railway tunnels - Railway Technology
Measuring 57 km in length, situated 2.3km deep under the Alps and having cost €11bn to complete, Switzerland’s Gotthard base tunnel is more than just the world’s longest and most expensive ...
The World's longest Tunnel Page, edited by Gunnar Lotsberg
It’s 1 tube. It was the World's longest tunnel between 1980 – 2000. Arlberg. Built in 1978, the tunnel is located in Austria (Vorarlberg -Tyrol). It’s part of the S16/E60. It’s 13,972 km (8.7mi) long. It’s 1 tube. It was the World's longest tunnel between 1979-1980.