浙江甬江水底公路隧道全长1019．528m，于1995年11月8日竣工通车，它是我国沿海在近百米深的软土地基上用沉管法施工的第一座水底隧道，设计施工中克服了许多技术难题，经运营半年多的观测管段接头滴水不漏，深受管理单位好评。该隧道修建成功缩短了过江行车时间，方便了两岸群众，具有明显的社会效益和经济效益。 Zhejiang Yongjiang underwater tunnel length of 1019.528m, completed and opened to traffic on November 8, 1995, it is the first submarine tunnel constructed by immersed pipe method on the soft soil foundation nearly a hundred meters deep in China’s coastal areas. During the design and construction Overcome many technical problems, by the operation of more than six months of joint pipe joints drip leaks, well received by the management unit. The successful construction of the tunnel shortened the traveling time of the river and facilitated the people on both sides of the strait, with obvious social and economic benefits.