References

COPPER MINING   ZINC MINING   ANTIMONY MINING   CHROME MINING   GOLD MINING
       
                 
  • 17 Permanent Refuge Chambers
  • 6 Mobile Refuge Chambers
  
  • 15 Permanent Refuge Chambers
  • 6 Mobile Refuge Chambers
  
  • 3 Modular Refuge Chambers-Antimony Mining

 

  
  • 6 Modular Refuge Chambers – Chrome Mining

 

  
  • 12 Mobile Refuge Chambers
  • 1 Permanent Refuge Chambers