Corrigendum : CLEANING TO SEWAGE LINE, MANHOLES AND CERTAIN REPAIR/ MAINT TO DRAINS, SEWAGE LINE, SEPTIC TANKS, SAOKAGE WELL, INTERLOCKING TILES, HARD STANDING, MANHOLES, APPROACH PATH AND OTHER MISC MAINT TO OFFRS MD ACCN/ MESSES/ MES IBS/ COMMAND HUTS/ CENTRAL A