Est. 1972 · Raniganj, West Bengal ISO 9001 · 14001 · 45001 Notified Exploration Agency · Category A

Mine Equipping // Rapid Shaft Sinking

Rapid Shaft Sinking.

Shaft sinking, deepening and equipping for coal and metal mines, plus tunnelling — with in-house design engineering to stabilise shafts tilted by unstable ground.

Shafts
27
Completed
Diameter
5.6–7.5m
Finished
Depth
180–468m
Range
Progress
30m/mo
Mechanised

01 // Method

Mechanised Sinking

Illustration: section through a shaft under sinking with multi-deck scaffold, kibble and grabSinking
Diameter
Ø5.6 – 7.5m
Depth
180 – 468m
Progress
30m / month
Scope
Sinking · Deepening · Equipping

Plant & method

  • Hydraulic drilling machines
  • Grab loading
  • Multi-deck scaffolding
  • Mechanised winches
  • Automatic sinking winders
  • Batching unit
  • Ground-water stabilisation
  • High-capacity pumping

02 // Register

Selected Shafts

Surface collar datum (0.00m)Completed shafts
-584m
Adriyala Return Air Shaft SCCL
-425m
Bagjata Vertical Shaft UCIL
-375m
Shantikhani SCCL
-374m
Ukwa Mine MOIL
-325m
Charcha Mine SECL
-300m
Mahagiri Man Winding Shaft IMFA
-280m
JK Nagar Return Air Shaft ECL
-273m
Amrit Nagar ECL

03 // Record

Shaft Sinking Register

ProjectClientDiameterDepth / lengthStatus
Adriyala Return Air Shaft SCCL Ø6.5m 584m Completed
Bagjata Vertical Shaft UCIL Ø5m 425m Completed
Shantikhani SCCL — 375m Completed
Ukwa Mine MOIL Ø5.5m 374m Completed
Charcha Mine SECL — 325m Completed
Mahagiri Man Winding Shaft IMFA Ø4.5m ~300m Completed
JK Nagar Return Air Shaft ECL Ø6.5m 280m Completed
Amrit Nagar ECL Ø6.5m 273m Completed
Sarpi Mine ECL Ø6.5m 260m Completed
GDK No. 9 Incline SCCL Ø6.0m 220m Completed
Gumgaon Mine MOIL Ø4.5m 200m Completed
Turamdih East Ventilation UCIL Ø4.5m 180m Completed
Sheetaldhara SECL Ø6.5m 165m Completed
Munsar Mine MOIL Ø4.5m 164m Completed
Chikhla Mine MOIL Ø4.5m 160m Completed

Engineering desk // Raniganj

Planning a Shaft, Drivage or Exploration Programme?

Share the scope with our engineering desk at Raniganj. We respond with a feasibility note, method statement and mobilisation plan.