Upgradation Of 3-Unit Nhs Qtr. No. Nhs/17/02, Nhs/16/03, Nhs/16/04 And Repairing Of 03-Unit Nhs Quarter Nhs/21/04, Nhs/23/06 And B/24/02 At Adrash Colony Under Chapapur Colliery, Mugma Area.