Road Trip '09

Page 22

We think we just missed a blasting.

A tire from one of the 190-ton capacity dump trucks.

Haulage Truck Tire Facts: Tire size: 55/80R63 Steel Belted Radial Tubeless; Height: 12' 6"; Diameter: 153"; Weight: 10,183 lbs.; Tread Width: 55"; Rn Size: 53"; Tire Pressure: 100 psi; Tire Life: 1 year; Approximate Cost Per Tire: $25,000;  Number of Tired Per Truck: 6.

There were a lot more visitor at the mine than we though.

We went to the visitor' center.

This is how it looked in 1900.

1930.

1960.

1990.

And if they keep going, how it will look in 2015. They had demos of how mining helps us every day. We also went to the gift shop where everything, including post cards, were made of copper.

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