Page 721 Documentary

A look at a 1954 Page Engineering 721 walking dragline. This particular unit last operated in 2001.
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Chapter List:
00:00 Introduction History
02:11 Walking System
04:25 Tub/ Slew Ring
05:33 Machinery House/ Swing System
05:52 Drums
06:46 Engine/ Power
08:12 Cab/ Controls
08:55 Archless Bucket/ Capacity
09:54 Boom Length
10:54 Weight/ Conclusion History

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Видео Page 721 Documentary канала PAmining