22
| 24th - 30th OctOber 2014 | UtILItY WeeK
Operations & Assets
High viz
South West Water has set a drilling
machine to work to dig a 150-metre
tunnel beneath the A38 in Devon
to connect a new 1,500 cubic metre
storm storage tank at its Ivybridge
sewage treatment works to the rest of
the sewerage network. It will take the
seven metre-long tunnelling machine
around five weeks to get through the
slate bedrock beneath the dual car-
riageway, working eight metres below
the surface. The machine was chris-
Going to ground