Impact of automation on jobs and productivity in coal mines

Last Modified: Fri Dec 01 2017 21:19:50 GMT+0530 (India Standard Time)
  • 730 tons/year
    Coal mined per miner in mines in Illinois during the 1920s. Approximately 73 million tons / year mined by around 100,000 miners.
  • 6,000 tons/year
    Coal mined per miner in the 1980s. Approximately 60 million tons / year mined by around 10,000 miners.
  • 13,750 tons/year
    Coal mined per miner in the 2010s - thanks to haul trucks and loaders, long-distance haul trains, crushers, rock breakers, shovel swings, and drilling and tunnel-boring systems—all machine operated. Approximately 55 million tons / year mined by around 4,000 miners.