New method of dealing with problem of track subsidence caused by mud seeping up through ballast after heavy rains or because of water in road-bed is described; method involves use of neoprene sheets to block water and mud; application of method was made on 2000-ft stretch of double-track line of Japanese National Railway.
In Japan -- Neoprene sheets keep mud out of ballast
Ry Track Structures
Railway Track and Structures ; 60 , n 9
1965
Article (Journal)
English
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