The city of Dallas chooses a "dual-diameter" Robbins TBM for Mill Creek Drainage Relief Tunnel
Dallas gets the tunnel boring machine with a dual-diameter aspect from The Robbins Company. City of Dallas announces it as "World’s largest hard rock water tunnel boring machine debuts in Dallas". Their press release reads: The City of Dallas unveiled the Big Tex tunnel-b...Tags: Big tex TBM, dual diameter TBM
cover tunnel photo by: Matt Brown from London, England / CC BY
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