Investigation of factors necessitating renewal of railway sleepers of various kinds of wood under various track conditions; results make it possible to determine kind of sleeper wood suitable for each track condition, furnish data as to prolongation by proper working of life of sleeper, and give durability of sleepers of various kinds of wood.
Report on investigation of treated railway sleepers
Japanese Gov Rys -- Bul
Japanese Government Railways -- Bulletin ; 25 , n 27
1937
24 pages
Aufsatz (Zeitschrift)
Japanisch
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