Operation and maintenance of CWSS to Muthur and 5 other T.PS, kangeyam , Vellakoil, and Dharapuram Municipalities, and 86 village panchayats in Karur, Tiruppur and Erode Districts .(Package - 2 for the year 2018-19 for the period from 04.10 .2018 to 31.03.2019