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Figure 144.-Scraper, having stepped into machine frame while machine is running, gets his foot caught in the running gear.

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Figure 145.-Scraper stands outside framework of running machine while oiling and goes around frame of machine rather than step over it. Scraper does not get hurt.

Scraper: Don't step over frame of mining machine while it is running.

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Figure 146.-Machine runner moves machine through chute into entry; scraper rides on machine. Open sprocket wheels and chain are not guarded; bits in cutting chain are not removed, and runner uses loose board as seat.

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Figure 147.-Runner, not knowing whether roadway is clear ahead, runs the

machine into a passing trip on the entry and is killed.

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Figure 148.-Runner has his scraper walk ahead of machine to see if roadway is clear. Sprocket wheels and chain are guarded; bits in cutting chain are removed; special brake is used; and a seat for the runner.

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Figure 149.-Scraper, having walked in advance, signals that trip is approaching on entry and runner holds machine until trip passes. No accident happens.

Machine man: Don't let your helper ride on machine. He should walk ahead of machine to see if roadway is clear.

In one year 31 miners were killed in this country by falling

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Figure 150.-Miners entering cage through turnstile; no crowding; only one load is allowed through at one
time. Surface under tipple and around shaft collar is kept clean. Shaft collar is fenced off. No
miner can fall down shaft.

CAGES.

In one year 7 miners in this country were killed by cages.

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Figure 151.-Bottom man away from his place; miner tries to get his pail, which

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Figure 152.-Miner steps into sump to get pail and is hit by descending cage.

Bottom man: Do not leave your place.

Miner: Do not step into sump.

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