Replacement of 100/150 mm dia RCC water supply line with 100mm dia Di water supply line from H no 13-5-585/27 to 13-5-158/15 and H no 13-5-585/32 to 13-5-158/78 at L K Nagar to avoid pollution and Replacement of damaged 100mm dia water supply pipe line with 100mm dia SWG sewer line from 13-4-561/1 to 13-4-561/30/1 at Ganga Nagar under Tappachabutra Section, Sub Div III, O and M Division III