Provision Of Bacteriological Treatment Of Drinking Water In Conforming With The Parameter Of Bureau Of Indian Standard Vide Is 10500 1991 For The Period Of 2 ( Two ) Consecutive Years Under Sse/W/Bmg And Operation And Maintenance Of Pressure Filter Water Treatment Plant And Automatic Chlorination Plant At Hwh Goods Area For A Period Of 24 (Twenty Four) Months In The Section Of Sse/W/Hwh Under The Jurisdiction Of Aen(hq)/Hwh.