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Service trials and performance of concrete sleepers in particular with types D912 and F27A (TN-TS-36)

Last updated on 25 April 2014 4:57

The D912 (Dow-Mac manufacture) and the F27A (Costain manufacture) concrete sleepers were evolved last year as developments of the standard F27 design. Both are similar, and incorporate a deeper centre section and considerably increased prestress at the top of the rail seat section where cracking has occurred in F27 sleepers...

Author(s): Lindsay D

Organisation(s): British Rail Research ;

1979

United Kingdom

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