1月6日傍晚，中交二航局的建桥工人正在为浙江交通集团舟岱大桥北通航孔桥BT3主墩左幅0号块进行混凝土浇筑施工。经过连续14个小时的奋战，至7日清晨6时完成全部浇筑。
据介绍，舟岱大桥北通航孔桥主墩0号块为国内最高变截面预应力混凝土0号块，当天浇筑的是主墩4个0号块中的最后一个。首个0号块于2019年8月初完成浇筑，四个主墩0号块浇筑的全部完成，意味着北通航孔桥的施工已经进入了全速突进的阶段。目前，右幅两个主墩已经完成15号块的吊装。项目部力争在台风季来临之前，顺利完成北通航孔桥的合龙。
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