Date: 2013-04-08 21:44:19Tunnel boring machine Toll roads in Australia Toll tunnels Tunnel Airport Link Brisbane States and territories of Australia Queensland Construction Tunnels Engineering vehicles | | Thursday 17 February, 2011 ROCKSY CRACKS THE HALF-WAY MARK The first breakthrough of the two massive Tunnel Boring Machines (TBMs) working on the Airport Link project has occurred deep underground at Wooloowin, announcedAdd to Reading ListSource URL: citynorthinfrastructure.com.auDownload Document from Source Website File Size: 21,99 KBShare Document on Facebook
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