Chicago and Northwestern reduces labor requirements and expedites work by liberal use of mechanical equipment; organization of rail gang; sequence of operation; tamping is done by machines.
Relaying and surfacing A mile of track a day
Ry. Eng. Maintenance
Railway Engineering and Maintenance ; 24 , n 8
1928
3 pages
7 Figs.
Article (Journal)
English
© Metadata Copyright Elsevier B. V. All rights reserved.
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