Type	Unit	Maximum speed(passenger transport）	Maximum speed(freight transport）	legnth	width		Height		weight
					end	middle	end	middle
wide sleeper	25	≤160 km/h	≤80 km/h	2500 mm	542 mm	542 mm	205 mm	155 mm	548 kg

Wide sleeper is suitable for ballasted track with standard rail gauge of 1435 mm. Generally, it's installed in the station or vehicle parking lot so as to make the place clean and nice. It's used for radius ≥300 m of curve track and direct track ,and applies to steel rails of 50 Kg/m or 60 Kg/m. The fastener matched is Type II elastic strip. The maximum axle load is 25 t.