Proposal for cleaning slurry debris along 48d plus 1 l to 47d plus 1 l in r v seam at mic unit of jhanjra project colliery

69163 -limb reconstruction system (lrs) external rail fixator lrs consists of 1) rails- rails of different sizes percent ufffd 120 mm, 200mm, 250mm, 300mm, 350mm, 400mm 2) clamps- different clamps like central clamp, end clamp- ball and socket clamp, swivel clamp, dyna ring, sandwich plate 3) tapered threaded pins- pins of varying diameter like 3.5mm, 4.5mm, 5mm, 6mm and varying length 4) instrumentation clamp templates, screw guides, drill guides, drill bits (sizes 3.2mm, 4mm, 4.8mm.), troca

Reaming 01 no. of borehole from 350mm to 400mm dia depth 150 m from surface to 3 seam at jogidih colliery under govindpur area.

Drilling 350mm dia in seam borehole from rvii to rviia seam at shyamsundarpur colliery

Drilling 350mm dia in seam borehole from rvii to rviia seam at shyamsundarpur colliery

Repairing of 550v o/h line from 9 seam substation to 10 seam borehole and 220v o/h lighting line from hzl o/h line to jogidih p.o office in jogidih colliery

Drilling 03 three no 30 mtr depth 600mm dia vertical in seam borehole in between rvii and rviia seam at shyamsundarpur colliery retender

Proposal for drilling two nos. upward borehole from r-vi to r-vii seam (to ascertain the status of water of overlying seam) pandaveswar colliery, pandaveswar area.

Proposal for drilling two nos. upward borehole from r-vi to r-vii seam (to ascertain the status of water of overlying seam) pandaveswar colliery, pandaveswar area.

Complete repairing 400amps ocb gec make,550v of 9 seam of jogidih colliery under govindpur area