根据某城际特大桥实际问题,分析了施工过程中,出现预应力钢绞线张拉力及伸长值异常的可能原因,并提出解决办法,为施工中类似问题制定预防措施和解决办法提供了思路。%According to the factual problems in some intercity super-large bridge,the paper analyzes the possible reasons for unusual prestressed strand＇s tension and the extension value,points out the solutions,so as to provide the precautions measures and the solutions for similar problems in the construction.
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