On the afternoon of August 23, pier 18 of the Niutian Yangte Bridge on the north bank of the Niutian Yangte Bridge began to pour concrete, which was the last platform of the niutian Yangte Bridge on the north bank of the water diversion bridge. Next, the project will fully enter the pier construction, and ensure that all pier construction is completed by the end of December this year in accordance with the requirements of the construction period, escorting the total construction period.
Niutian Yangte Bridge in the water uses dumbbell type pile, the pile adopts steel sheet pile cofferdam support construction, the plane outline size of pier 2-10 pile is 26.41 meters× 10.25 meters, the height is 4 meters, and the design square of a single pile concrete is 950.8 cubic meters; Pier 11-19 has a plane profile size of 27.76 meters× 11.6 meters, and a height of 4.5 meters, and the design amount of a single pile concrete is 1298.3 cubic meters, and the pile adopts offshore high-performance concrete. From the first pile to the last pile, the contractor China Railway Bridge Bureau completed the construction of all the water bridge platforms after 279 days, and completed the construction 8 days ahead of schedule according to the construction period requirements of the project department.
Niutianyang Expressway connects Shankun Expressway in the north and Shanzhan Expressway in the south, and forms a rapid outer ring of the central urban area together with Shankun, Shanzhan, Shenhai and other expressways; At the same time, it connects a number of national and provincial highways and urban trunk roads such as National Highway 206 and Line 324, and after completion, it is a fast track for the western part of the central urban area. Among them, the Niutian Yangte Bridge is the main control project of the project, and the north shore water diversion bridge is a total of 20 span steel-concrete composite beams with 4 links, and the single-hole span is mainly 70 meters, and the length is about 1.4 kilometers.