Comprehensive operation and maintenance and Special repair of ward level Piped Water Supply Schemes constructed by the Panchayati Raj Department and handed over to PHED for 4 years; excluding the cost of energy charges and operator wages under P. H. Division, Patna West, Patna in Block- Phulwarisharif, Sampatchak and Punpun ( Total no of Scheme- 125 + 20 + 142 = 287 )