Costain and Black & Veatch secured a contract to design and construct the Margate and Broadstairs wastewater treatment scheme to serve Margate and Broadstairs, to include major alterations to existing headworks, tunnelling, large diameter pipelines, a new stormwater outfall and associated marine works. The project includes 2.85 km of tunnel, 2.74 m ID, a 600 m outfall, 1.8 m diameter, pipejacked rail crossings, and six shafts, 7 to 15 m diameter up to 30 m in depth. The tunnel will be bored by a Lovat TBM owned by Costain to cut through chalk. Tunnelling to start in the summer of 2005. Visit www.southerwater.co.uk, www.costain.com and www.bv.com 21/05.
