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根据英国《隧道和隧道工程》杂志提供的信息,香港第二条港湾隧道已在1989年第三季度通车。香港第二条港湾隧道位于香港东部港湾,这条沉管隧道海底部份由15节预制钢筋混凝土管段所组成,每节钢筋混凝土管段长115米、宽30米,重40000吨。由茶果岭采石场为工程提供水泥骨料,它将茶果岭采石场变成一个干坞,每当一节管段制成,就用两台特意安装在浮筒上的锚式绞车把管段浮
According to the information provided by the British Tunneling and Tunneling Project, the second harbor tunnel in Hong Kong was opened to traffic in the third quarter of 1989. The second harbor tunnel in Hong Kong is located in the harbor in the eastern part of Hong Kong. The undersea part of the immersed tunnel consists of 15 prefabricated reinforced concrete sections, each of which is 115 meters long, 30 meters wide and 40,000 tons heavy. The Cha Kwo Ling quarry will provide cement aggregates for the project. It will turn the Cha Kwo Ling quarry into a dry dock. Whenever a section of pipe is made, two anchor winches deliberately mounted on the float Pipe float