miscellaneous repair , fabrication , ftp bag replacement , allied jobs and unloading of alumina from btap wagons at pot line . , fabrication and repair by cutting and welding as per scope of work detailed at item no . -1 and 2 of annexure-b2 . , fabrication and repair by cutting and welding as per scope of work detailed at item no . -1 and 2 of annexure-b2 . , tbs rubber pad changing as per scope of work detailed at item no . -3 of annexure-b2 . , fabrication of small size crow bar by cutting and welding as per scope of work detailed at item no . -4 of annexure-b2 . , wedge puller repair by cutting & welding as per scope of work detailed at item no . -5 of annexure-b2 . , shunt puller repair by cutting & welding as per scope of work detailed at item no . -6 of annexure-b2 . , sample trolley repair by cutting and welding as per scope of work detailed at item no . -7 of annexure-b2 . , swing bar stand repair by cutting and welding as per scope of work detailed at item no . -8 of annexure-b2 . , pre-heating shunt repair by cutting and welding as per scope of work detailed at item no . -9 of annexure-b2 . , start-up flex repair by cutting and welding as per scope of work detailed at item no . -10 of annexure-b2 . , spout clamp repairing by cutting and welding as per scope of work detailed at item no . -11 of annexure-b2 . , wedge repairing by cutting and welding as per scope of work detailed at item no . -12 of annexure-b2 . , dose bucket repair as per scope of work detailed at item no . -13 of annexure-b2 . , repair of temporary plat form by cutting and welding as per scope of work detailed at item no . -14 of annexure-b2 . , aluminium scrapper repairing as per scope of work detailed at item no . -15 of annexure-b2 . , silencer for tapping ladle repairing by cutting and welding as per scope of work detailed at item no . -16 of annexure-b2 . , l rod fabrication by cutting and welding as per scope of work detailed at item no . -17 of annexure-b2 . , salvaging of anode clamps as per scope of work detailed at item no . -18 of annexure-b2 . , mass filter bags changing & its allied jobs in ftp 1 , 2 , 3 & 4 as per scope of work detailed at item 19 & 20 ofannexure-b2 . , mass filter bags changing & its allied jobs in ftp 5 , 6 , 7 & 8 as per scope of work detailed at item 19 & 20 of annexure-b2 . , disposal of used/damaged filter bags as per scope of work detailed at item 21 of annexure-b2 . , segregation , de-rusting and cleaning of filter bag cages as per scope of work detailed at item 22 of annexure-b2 . , damaged/leaked filter bags changing in all ftps as per scope of work detailed at item 23 of annexure-b2 . , removal of scales from reactor and hopper filter housing separately in ftps as per scope of work deiled at item24 of annexure-b2 . , cleaning , bagging and transportation of alumina from primary alumina silos as per scope of work detailed at item25 of annexure-b2 . , parameter monitoring of older age group pots of potlines as per scope of work detailed at item 26 ofannexure-b2 . , cleaning and flushing of pot duct and superstructure as per scope of work detailed at item 27 of annexure-b2 . , air slide cleaning in ftps and alumina handling as per scope of work detailed at item 28 of annexure-b2 . , ftp duct cleaning ( inlet ) as per scope of work detailed at item 29 of annexure-b2 . , unloading of alumina from btap wagons as per scope of work detailed at item 30 of annexure-b2 . , collection and bagging of spilled alumina in unloading area as per scope of work item 31 of annexure-b2 . , alumina cleaning from the conveyor belt system at alumina unloading area as per scope of work item 32 of annexure-b2 . ,