Рет қаралды 1,464,402
Onboard Keystone Anthracite's Manitowoc 6400 dragline digging rock to uncover the coal. 180' boom with 12 CY bucket. Lever on left controls swing, 2 levers on right control drag and hoist of the bucket, and the 2 footpedals are the brakes for drag and hoist. 7/28/14.