
近日,由中交集团所属中国路桥、中交公规院、中交二公局、中交二航局组成联营体中标,中交二公局负责施工的克罗地亚佩列沙茨大桥及连接线项目首个合龙段钢箱梁顺利吊装。
佩列沙茨大桥全长约3.94公里,其中主桥长2440米,设计为六塔单索面斜拉桥。此次吊装的合龙段钢箱梁CR4节段长29.7米,重357.6吨。为满足吊装精度要求,项目团队综合考虑合龙焊接工艺、塔梁索综合温度效应、结构整体收缩徐变等影响因素,最终实现超长、超重型合龙段同步抬吊及大跨径合龙段钢箱梁低温配切法的首次应用。目前,该大桥165榀钢箱梁已全部运抵桥位,将结合各墩位施工进度陆续吊装、合龙。
佩列沙茨大桥项目是中克建交以来克罗地亚规模最大的交通基础设施建设项目,项目建成后,将横跨亚得里亚海小斯通湾,连接隔海相望的克罗地亚领土,有效缩短两地间的通行时间,结束克罗地亚南北部地区陆路通行要绕行波黑境内的历史。
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