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I guess because these cables are hooked up to a elevate that transport miners, machines and ore into and out of the mine.

It is important to place the sheave wheel in exactly the right place on the head frame in order to move freely and minimize friction.

  • A sheave wheel refers to a grooved wheel that's used in holding a rope which is then incorporated in a pulley. The head frame supports the sheave wheel.

  • It should be noted that the sheave spins on an axle inside the frame of the pulley. This is necessary for allowing the wire to live freely and minimizing wear and friction on the cable.

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