A rebuilt Robbins 3.5 m (11.5 ft) diameter Main Beam TBM has yet another milestone to add to its storied career: an unexpected cavern, encountered and successfully passed through. The cavern, studded with stalactites and stalagmites and measuring 8,000 c [...]
In Chicago, Illinois, USA Kenny Construction is nearing completion on the Albany Park Stormwater Diversion Tunnel, which will go online in April 2018. A Robbins Main Beam Hard Rock TBM bored the tunnel and broke through at the end of August 2017, bringin [...]
In Jilin, one of the three provinces of Northeast China, a 7.9 m (26 ft) diameter Robbins Hard Rock Main Beam TBM has achieved a national record for 7 to 8 meter (23 to 26 ft) machines: 1,423.5 m (4,670 ft) in one month. The record tops a previously-set a [...]
On Tuesday, October 31, 2017, a 6.65 m (21.8 ft) diameter Robbins EPB TBM broke through at Chennai Metro, making this the third tunnel the machine has bored for the project and for contractor Afcons Infrastructure Ltd. The robust machine achieved good ad [...]
On October 18, 2017, a Robbins 9.26 m (30.4 ft) diameter Crossover machine started up at the Akron Ohio Canal Interceptor Tunnel (OCIT) in Ohio, USA. Running behind the Crossover TBM is the 100th Robbins Continuous Conveyor system supplied for muck remova [...]
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