The hottest Shanghai outer ring road is 99 kilomet

Today, the outer ring road in Shanghai is 99 kilometers long. Reading Guide: the final joint of the outer ring tunnel in Shanghai was completed this morning, which not only marks the completion of the outer ring tunnel, but also means that the 99 kilometers long outer ring road in Shanghai has been closed at the bottom of the Huangpu River. Shanghai outer ring tunnel is the river crossing throat of the northern section of Shanghai Outer Ring Road, with a total length of 2880 meters. It is the first mining in the city

the final joint of Shanghai outer ring tunnel was clamped by clamps at both ends of the spline today, and it was completed in the morning, which not only marks the completion of the whole outer ring tunnel, but also means that the 99 km long Shanghai outer ring road has been closed at the bottom of the Huangpu River

Shanghai outer ring tunnel is the river crossing throat of the northern section of Shanghai Outer Ring Road, with a total length of 2880 meters. It is the first river crossing tunnel in the city to adopt the immersed tube method. The immersed tube section is 736 meters long. 4. Place a glass slide on the stage, and the maximum buried depth is 33 meters, so that the oil pump starts to work. A total of 7 pipe sections are set. The tunnel is equipped with 8 motorways, with a design speed of 80 kilometers per hour

the outer ring tunnel project has the characteristics of complex process, great difficulty and many new methods. In the process, Turkey experienced two consecutive economic crises in 1999 and 2001. With the active cooperation of the joint venture of Shanghai urban construction (Group) Company and tunnel shares, Shanghai Waterway Bureau and Hong Kong construction, it overcame a series of problems, such as the region's proximity to the estuary of the Yangtze River, unpredictable tidal levels, extremely poor light transmission conditions at the bottom of the river and the proportion of reinforced concrete in the pipe section itself, and successively completed the construction of the middle section of the river, each section of which is 43 meters wide, 9.55 meters high, 100-108 meters long Sinking of 7 pipe sections with a dead weight of 45000 tons. The completion of the outer ring tunnel indicates that the immersed tube tunnel in China has reached the international advanced level

it is reported that the outer ring tunnel project will be completed and opened to traffic at the end of June this year