bids are invited for repair, maintenance, and installation of plant/ systems/equipments (version 2) - industry unit; power house equipment; service provider - deployment of qualified safety engineer for ash disposal system at gorbi mines pit no. 03 , deployment of qualified supervisor for ash disposal system at gorbi mines pit no. 03 , deployment of skilled worker (mechanical) for ash disposal system at gorbi mines pit no. 03 , deployment of semi-skilled worker (mechanical) for ash disposal system at gorbi mines pit no. 03 , deployment of unskilled worker for ash disposal system at gorbi mines pit no. 03 , deployment of unskilled worker for housekeeping at gorbi mines pit no. 03 , deployment of sweeper at gorbi mines pit no. 03 , deployment of mining manager at gorbi mines pit no. 03 , hiring of hydra for ash disposal system at gorbi mines pit no. 03 , hiring of tractor with trolly for ash disposal system at gorbi mines pit no. 03 , hiring of jcb for ash disposal system at gorbi mines pit no. 03 , hiring of truck with mounted water sprinkling system for ash disposal system at gorbi mines pit no. 03 , arrangement of water filling for truck with mounted water sprinkling system , oh of blower for ash disposal system at gorbi mines pit no. 03 , replacement of blower for ash disposal system at gorbi mines pit no. 03 , misc fabrication works for ash disposal system at gorbi mines pit no. 03 , deployment of highly skilled worker (electrical) for ash disposal system at gorbi mines pit no. 03 , deployment of skilled worker (electrical) for ash disposal system at gorbi mines pit no. 03