Prestressed Bridge Sleeper

IIIQa sleeper, as the special sleeper for the bridge, is applicable to ballasted track, with radius ≥350 m of curve track and direct track. The steel track of 60 Kg/m or 75 Kg/m can be used for this sleeper.

IIIQaD is applicable to a standard track gauge of 1435 mm that's used as bridge sleeper specialized for ballasted track, with radius ≥350 m of curve track and direct track. The steel rails of 60 Kg/m or 75 Kg/m can be used for this sleeper.