Factors in roadway and track construction and maintenance which must be given special consideration to permit economical and comfortable high speed operation with greatest degree of safety; importance of properly designed power to economical track maintenance; studies and tests made, and measures taken on Pennsylvania railroad in interest of stronger, more stable, and smoother riding track structure.
High-speed service demands higher track standards
Ry Eng Maintenance
Railway Engineering and Maintenance ; 33 , n 7
1937
Article (Journal)
English
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