TOURING EXHIBIT: The True Cost of Oil: Black Cliff. Series: The True Cost of Oil

Tar Sands pit mining is done in benches or steps. These benches are each approximately 12-15 meters high. Giant shovels dig the tar sand and place it into heavy hauler trucks that range in size from 240 tons to the largest trucks, which have a 400-ton capacity.
Black Cliff. Series: The True Cost of Oil

Tar Sands pit mining is done in benches or steps. These benches are each approximately 12-15 meters high. Giant shovels dig the tar sand and place it into heavy hauler trucks that range in size from 240 tons to the largest trucks, which have a 400-ton capacity.