• 한국철도학회논문집
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• 제8권3호
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• pp.203-209
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• 2005

Y-form steel sleeper are currently enjoying a renaissance in Germany. Their use on ballast track proves hat-especially under extreme conditions and loads-they reliably help ensure high stability and a long service life of the track. In addition to conventional partly mechanised tracklaying methods, a new Method has been developed that for the first time enables Y-form sleepers to be laid on an assembly-line basis at a fast rate and with high quality.