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Dave Anderson's Wall
Dave Anderson shared a linkTough TBM breaks through after navigating Faults, Karst, and More
www.therobbinscompany.comIn January 2020, a Robbins 5.97 m (19.6 ft) diameter Main Beam TBM cleared its final hurdle when it broke through in Guangxi Province, China. The tunnel was marked by a gauntlet of challenges, from karst cavities to fault zones and water inflows.
- Dave Anderson shared a link
Robbins rocks *also* in China
https://tunnelingonline.com/robbins-main-beam-overcomes-obstacles-in-guangxi-province/
#USA #TheRobbinsCompanyRobbins Main Beam Overcomes Obstacles in Guangxi Province
tunnelingonline.comIn January 2020, a Robbins 5.97 m (19.6 ft) diameter Main Beam TBM cleared its final hurdle when it broke through in Guangxi Province, China.
- Dave Anderson shared a link
Made in the Midwest: #Akkerman's Tunneling Equipment
Made in the Midwest: Akkerman's Tunneling Equipment
www.youtube.comAkkerman was featured on ABC 6 News (KAAL-TV) as part of their series "Made in the Midwest." The series highlighted local businesses who are committed to kee...
- Dave Anderson shared a link
Trenchless technology is slightly more expensive than digging a trench, unless requirements call for placing pipes or utility lines deeper than usual or through extremely wet ground. "But it is still a viable alternative to tearing up the streets and gridlocking traffic," says Carl Neagoy, an #Akkerman executive. "City engineers don't include the social costs of wasted time and fuel, and road rage, that digging trenches cause, so TBMs always seem too expensive
The art of digging a hole
https://www.machinedesign.com/archive/article/21817650/the-art-of-digging-a-hole
The art of digging a hole
www.machinedesign.comDigging tunnels has become easier and safer thanks to custom-designed tunnel-boring machines.
- Dave Anderson shared a link
The proposed tunnel in Trump's Middle East peace plan, running from southern Hebron to a location outside Gaza City, would be about 25 miles long. That’s ten miles shorter than the longest tunnel in the world, the 35-mile Gotthard Base Tunnel in Switzerland.
https://forward.com/news/439155/west-bank-gaza-trump-tunnel/
#IsraelHow would the tunnel Trump proposes between the West Bank and Gaza work?
forward.comOn January 28, President Trump revealed a peace plan which he calls “The Deal of the Century” — it puts a tunnel between the West Bank and Gaza.
I hope that the new year will be the best year of your life.
Let it be an exceptionally fine 2020 for you all.- Dave Anderson shared a link
#Akkerman Installation of 10,000+, 78-in. Pipe with Akkerman Rock Slurry Microtunneling MTBM In Columbus, OH
Installation of 10,000+, 78-in. Pipe with Akkerman Rock Slurry Microtunneling MTBM In Columbus, OH
www.youtube.comLOCKBOURNE INTERMODAL SUBTRUNK EXTENSION Owner - City of Columbus Public Utilities Location - Columbus, OH Civil Engineer - AECOM - Columbus Microtunneling C...
- Dave Anderson shared a link
#Akkerman Pilot Tube Breakout Tool Operation
https://www.youtube.com/watch?v=faXXoQ0FErIPilot Tube Breakout Tool Operation
www.youtube.comAn operating procedure for the GBM Pilot Tube Breakout tool that is used in the reception pit.
- Dave Anderson shared a link
Akkerman Bentonite Injection System (ABIS) Overview
www.youtube.comOur newest lubrication solution for pipe jacking and microtunneling operations, the Akkerman Bentonite Injection System (ABIS) delivers automated bentonite i...
- Dave Anderson shared a link
Installation of 10,000+, 78-in. Pipe with Akkerman Rock Slurry Microtunneling MTBM In Columbus, OH
#slurryInstallation of 10,000+, 78-in. Pipe with Akkerman Rock Slurry Microtunneling MTBM In Columbus, OH
www.youtube.comLOCKBOURNE INTERMODAL SUBTRUNK EXTENSION Owner - City of Columbus Public Utilities Location - Columbus, OH Civil Engineer - AECOM - Columbus Microtunneling C...
cover tunnel photo by: Matt Brown from London, England / CC BY
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Same Dave.