Breakthrough in SharjahThe twin 1.2 km-long Difah-Shis road tunnels are nearing completion, with the eastbound tube breaking through on 01.10.2009 and the second tube due to hole out in mid-November. Hostile territory with steep-sided valleys prone to flash flooding and extremely hard rock are just part of the story. Read the full press release from Sandvik, who supplied a purpose-matched twin-boom drilling rig to the project. 45/09.