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.
Any difficulties encountered by customers, we will do our best in the first time to provide perfect service.
How to Build a Tunnel: 14 Steps (with Pictures) - wikiHow
How to Build a Tunnel. Tunnels were originally constructed as part of water delivery and sewage systems, ... How long does it take to build a tunnel? wikiHow Contributor Community Answer It depends on how hard you work, the tools you have, the length of the ...
What If We Dig a Tunnel Under the Ocean? - YouTube
If you like this video - put Thumb Up button (please) and Subscribe to facts corner channel. We will make this universe smarter together!
The Channel Tunnel: 20 fascinating facts - Telegraph
The Channel Tunnel is 31.4 miles long, making it the 11th longest tunnel in use (the longest is the Delaware Aqueduct, at 85.1 miles), ... 11 boring machines were used to dig the tunnel. Together they weighed a total of 12,000 tonnes (more than the Eiffel ...
Big Dig - Wikipedia
The Central Artery/Tunnel Project (CA/T), known unofficially as the Big Dig, was a megaproject in Boston that rerouted the Central Artery of Interstate 93, the chief highway through the heart of the city, into the 1.5-mile (2.4 km) Thomas P. O'Neill Jr. Tunnel. The project also included the construction of the Ted Williams ...
The Man Who Helped Dig a Secret Tunnel Under the Berlin Wall
The Man Who Helped Dig a Secret Tunnel Under the Berlin Wall Sign In Sign Up Slate The Eye Slate's design blog. March 7 2014 9:00 AM ...
How to Calculate How Long to Dig a Hole | Hunker
Determining the amount of time needed to dig a hole is a calculation that could be applied to a task as small as digging a hole for a fence post or a larger project such as...
system agnostic - How do underground tunnels stay up? Is it possible to dig under a castle wall without magic to support the tunnel? - Role ...
How do underground tunnels stay up? Is it possible to dig under a castle wall without magic to support the tunnel? ... go for it: just prepare for the inevitable moment when a player asks how long it will take to dig a tunnel into the kobolds' lair. share | improve this ...
How long did it take to dig the tunnel in The Great Escape?
30 -35 minutes inside the tunnel. Quoting ROM Eurotunnel's website ... "What to expect during your journey "Passengers stay with their vehicle throughout the journey in bright, air-conditioned carriages. Sit back and relax, or get out and stretch your legs.
How Dynamite Revolutionized Tunnel Excavations
People were excavating tunnels way back in the Bronze Age. An 82 ft long tunnel in Tyrol, used to mine for copper ore, has been dated to 2800 BC. The needed work force suggests that professional miners already worked there, paid by locals with articles of food (bones of animals like pigs and sheep
The Long Dig | The New Yorker
The Long Dig Getting through the Swiss Alps the hard way. By Burkhard Bilger The Gotthard Base Tunnel will be the longest traffic tunnel in the world; ...
How do they do that? Dig a subway tunnel | The Source
In the "long tunnel" department, there is one section of the route used by the California Zephyr, namely the 6-mile Moffat Tunnel, ... How do they do that? Dig a subway tunnel – Metro Los Angeles' The Source blog looks at how construction crews dig up subway ...
plot explanation - How was Andy Dufresne able to dig the tunnel for many years without being discovered? - Movies & TV Stack Exchange
Andy Dufresne in Shawshank Redemption is digging the tunnel to escape through the wall of his cell. He digs slowly and desperses the excavated material in the prison yard so ...
How Long Would It Take to Fall Through the Earth?
How long would it take to fall down a hole in the Earth and reach the other side of the planet? Even less time than previously thought, a scientist reveals. A scenario often presented to introductory physics classes is that of a "gravity tunnel" — a tube drilled from one ...
Underground tunnel - YouTube
Before you comment, please shut the hell up about structural integrity, the tunnel was supported within the next couple days after the video was taken. also the tunnel is now filled in thanks to the fire department seeing the video... If you want to see more please click the link on-screen. I began to dig an underground ...
engineering - How long to dig through my tunnel? - Worldbuilding Stack Exchange
So here are my questions: How long would it take to dig Stack Exchange Network Stack Exchange network consists of 175 Q&A communities including Stack Overflow, the largest, ...
How long would it take to dig a tunnel that is around 25.35194 miles long? - Quora
According to List of longest tunnels - Wikipedia, a tunnel in Tokyo that is 25.3 miles took 9 years (1991–2000); whereas a tunnel in Madrid of 25.4 miles took 4 years (1999–2003). So… It depends! (This appears to be my Quora motto)
How long it take for ants to dig a tunnel?
If you have a decent amout of ants (20-30) it shoukd take the ants about 3 hours to get a little tunnel going. It will take about a week for ants to form a tunnel to the bottom to the top. In two weeks they will have a little maze! Hope thus helped
This is how long Andy's tunnel was in The Shawshank Redemption | The Independent
The graphic not only proposes the tunnel's length, but also charts out the timeline of Dufresne's 17 year-long dig. Knowing that the character, as the film states, began his tunnel in 1949; Syed utilised the various pin-up posters glimpsed in his cell as a mark of the ...
10 years later, did the Big Dig deliver? - The Boston Globe
It was our obsession spanning three decades, the kitchen renovation that would never end, fodder for late-night television jokes. The Big Dig was no mere act of public works, never talked about in the way New Yorkers refer to the Lincoln Tunnel or the George Washington Bridge — infrastructure
How long would it take to dig a Transatlantic tunnel from UK to ? | Yahoo Answers
Before you start thinking about 'how long' you should consider 'how'. How to dig a tunnel (or how to install a large metal tube on the seabed) while coping with: *Depths of 1,000 metres and more (hence pressures of 200 bar -- 200 times that which we're designed ...
Tunnel warfare - Wikipedia
When enemies attempted to dig tunnels under walls for mining or entry into the city, the defenders used large bellows ... The term tunnel war or tunnel warfare () was first used for the guerrilla tactic employed by the Chinese in the Second Sino-Japanese.
long take dig tunnel
long take dig tunnel Home long take dig tunnel dig - English-Spanish Dictionary - WordReference.com dig - Translation to Spanish, pronunciation, and forum discussions Get a Price Boston Traffic | Boston.com ©2018 Boston Globe Media Partners, LLC. ...
dig a 500 foot tunnel by hand? | Yahoo Answers
how long would it take to dig a 500 foot tunnel with a shovel and what are the possible risks ... Upload failed. Please upload a file larger than 100x100 pixels We are experiencing some problems, please try again. You can only upload files of type PNG, JPG, or ...
Frequently Asked Questions (and Answers) about Hezekiah's Tunnel
Frequently asked questions, tips and commentary about Hezekiah's tunnel in the City of David ... Now the rest of the acts of Hezekiah, and all his might and how he made the pool and the conduit and brought water into the city, are they not written in the ...
long take dig tunnel
long take dig tunnel - Cutting Head - ingodsservice.org HoldYourBreath - Imagining the Clyde Tunnel. How long did it take to dig the tunnels? What did it cost? How much traffic does it take? Is the cycle/pedestrian tunnel separate?