The paper introduces prestressed concrete sleeper manufacture cracking features, analyzes cracks producing causes in sleeper manu-facture process, and puts forward cracks controlling measures from aspects of cement selection, admixture, concrete grouting, prestressed steel length and tension and so on, with a view to improve structure cracks resisting performance and rigidity.%介绍了预应力混凝土轨枕制造过程裂纹特点，并就轨枕制造过程裂纹产生的原因作了分析，从选用水泥品种、外加剂、掺加料、控制混凝土的浇筑、预应力钢筋定长和放张等方面提出了控制裂纹产生的措施，以提高构件的抗裂性能和刚度。
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