Supply and fitting of pin bush coupling with bolt and bush in pv 300 ventilation fan of khottadih colliery

1.drawing of 1 new 440 v overhead line (500 m) from no.2 pit substation to agent office, kumardhubi colliery, 2. new 550v overhead line (300 m) from no. 2 pit substation to no. 2 pit fan house at kumardhubi colliery, mugma area, ecl.3.a) drawing of n

(1) complete repairing and rewinding of 02(two) nos. c.g. make 20hp s50volt, 2900rpm auxiliary fan motor and (2) complete repairing and rewinding of bharat bijlee make 12.5hp 550volt 950rpm motor of kumardihi a colliery under bankola area.

Annual maintenance contract for 40 t dbocp road wb at basantimata-dahibari colliery, cv area

Annual maintenance contract for 40 t dbocp road wb at basantimata-dahibari colliery, cv area

Construction of new 3.3kv o/h in dhaibari-basantimata colliery under cv area.

Repairing /fabrication of weighing platform of dbocp 40ton capacity road weigh bridge at basantimata, dahibari colliery.

Testing of all electrical equipment installed at dahibari substation at dahibari colliery under cv area-xii,bccl.

Proposal for protection against lightening in and around mines and other important places at dahibari-basantimata colliery.