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2015年4月26日上午,“津安2”沉管安装船徐徐绞移进坞口。深坞里面,四节180米长的沉管一字排开,“津安3”安装船已经在E17沉管上面就位;深坞岸边,测量塔、人孔井的各种配件已经全部就位。沉管与“津安2”安装船的四个吊点刚刚连接完毕,旁边的塔吊依次把一件件配件送上管顶,施工人员顾不得半个月内已经连续安装了两节沉管的疲劳,又开始了E17沉管二次舾装施工。管延安和工友们在管顶上细心整理着一大堆设备,他们要等第一节人孔井安装好以后,把这些设备运入到水下10多米的沉管里面,抓紧时间完成二次舾装,为沉管浮运安装做好准备。27日上午,第一节人孔井安装完毕。沿着梯子,管延安带着徒弟从狭窄的
On the morning of April 26, 2015, the “Jin’an 2” immersed pipe was slowly moved into the dock. Deep dock inside, four 180-meter-long immersed tube lined up, “Jin’an 3 ” installation of the ship has been placed in place above the tube E17; deep dock shore, measuring tower, manhole all kinds of accessories Already in place. Immersed tube and “Jin’an 2 ” installation of the four lifting points just completed the connection, next to the tower crane in turn sent a piece of pipe fittings to the top, construction workers attend to half a month has been installed for two consecutive sink Tube fatigue, and began the second E7 Immersed tube installed construction. Guan Yan’an and workers in the top of the tube carefully finishing a lot of equipment, they have to wait for the first section of the manhole well installed, the equipment shipped into the sink more than 10 meters underwater, take the time to complete two Outfitting, ready for immersion float installation. On the morning of the 27th, the first section manhole installation is completed. Yan along the ladder, Yanan with disciples from the narrow