tender for manually lifting and lowering of 90hp/550volt/550gpm 4stage, 100mtrs. head submersible pump with motor set at begunia colliery(5no. pit) for raw water supply to bccl river side colony at begunia colliery , industrial gas oxygen , industrial gas -da , cutting/grinding wheel , fixing of h.t.bolts, nuts washer etc. (as per required size , gouging/ cutting electrodes , low hydrogen electrodes e-104 or equivalent. , steel jointing electrode e-106 or equivalent , hiring charges of gas cutting kits, welding set,grinding machine other tools and tackles etc. , cost of transportation of da cyl, oxygen cyl. etc. , b labour construction a) high skilled - 2men x 12 shifts =24 m/shift [email protected]/-p.m/shift b) skilled- 2menx12 shift=24 m/shift @rs.478/-p.m/shift c)welder /gas cutter-2menx12shift=24 m/shift x@rs. 478/-p.m/shift d)semi skilled-3men x12shift=36m/[email protected]/-p.m/shift e)unskilled-2men ×12shift =24m/shift x@ rs.346/-p.m/shift , total impact of gst for the purpose of ctc