4月29日,随着最后一根桩基浇筑完成,滨州沾临高速公路黄河特大桥,历时12个月的桩基施工全部完成,施工进程实现新跨越。
沾临高速公路黄河特大桥全长4630米,主要由北引桥、主桥、南引桥组成,共计桩基757根,是黄河下游河段最大规模的钢混组合桥梁。为确保项目桩基施工顺利完成,全体参建人员主动靠上,紧抓施工黄金时期,倒排施工工序,加大人机投入,严卡施工节点,以“五加二”、“白加黑”模式,昼夜不停,顽强奋战。从钻进过程质量把控到钢筋笼下放以及混凝土灌注性能检测、运输等进行全方面把控,克服了基础施工地质条件差、钢筋笼内外笼结合结构复杂、高压线迁改等难题,确保了项目桩基施工高质、高效完成。
据了解,桩基是桥梁底部结构的重要环节,可有效提高桥梁地基承载力,在整个桥梁工程施工中举足轻重。此次沾临高速公路黄河特大桥桩基施工的全部完成,激发了参建人员的工作热情,提振了后续施工的精气神,为项目完成年度生产任务奠定了坚实基础。
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