Design, Supply and Installation of the following : Sewerage Drainage Network : * U.P.V.C and G.R.P pipelines of 160 : 500 mm and 32.5 km length. * 755 Manholes Storm Water Drainage : * R.C and U.P.V.C Pipelines 14 km length. * 172 Manholes . * NDRC Crossing G.R.P pipeline of 500 mm dia. & 26 m length.