Canadian National completed two single-track bridges in which track ballast is eliminated completely and rails are set directly on oak cushion strips flush with top surface of deck slab; details of joint and reinforcing; equipment. (see also Ry Eng and Maintenance v 29 n 8 Aug 1933 p 373-5)
Long precast bridge slabs carry tracks without ballast
Ry Age
Railway Age ; 95 , n 6
1933
3 pages
Aufsatz (Zeitschrift)
Englisch
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Long precast bridge slabs carry tracks without ballast
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