CONCRETE SUPPORT FOR RAILWAY TRACK: PRECAST AND IN SITU SLABS.

Keywords: UK, DUFFIELD, CONCRETE, SUPPORTS, RAILWAYS, TRACK, PRECAST, IN SITU, SLABS, DESIGN, PAVED, TIME, INSTALLATION, CLEARANCE, OVERHEAD, ELECTRIFICATION, MAINTENANCE, BALLAST, PLANT, POSSESSION, SLEEPERS, BEAMS, TESTS, RESEARCH, MACHINE LAID, WIRE GUIDED, SLIPFORMS, SLIPFORMING, MACHINERY, PAVING, PROTOTYPES, CONTINUOUS, REINFORCED, PADS, RAILS, PANDROL, FASTENINGS, TRAINS, SPECIAL PURPOSE, RAIL MOUNTED, CAST IN, METHODS, TRANSITION, MAINTENANCE, PUMPING, ASH, FORMATION, VOIDS, COSTS, ECONOMICS