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Chapter 824: Backfilled Tunnels
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Chapter 826: Collapsed Tunnel
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... cutter, an excavator, and other tools for digging holes in the rock. It was easier these days, and the miners didn't have to suffer so much. They used a mechanical digger to remove the back-filled gravel while they were digging.
It was still tiring, but it was a lot easier than digging holes in the rock. It was also safer, as long as you looked at the terrain and dug through all the rubble, being careful not to get buried.
After only half a day, the hole was almost cleare ...
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