Concrete slab track. Shallow transition beam design (IM-PACT-025)

Report IMPACT No. 24 dated Feb 1973 gave the design of transition beams for use where conventional ballasted track and slab track abut. These beams, which have been installed at Radcliffe on Trent and Duffield where line speeds are 60 and 90 m/h respectively, are 4.5 m long x 375...