Members: when our car slowly drives into Zhoushan toll station, it meansthat we leave Zhoushan Island and enter Zhoushan sea crossing bridge. Zhoushansea crossing bridge, also known as "Zhoushan mainland Island connectingproject", was started on September 26, 1999 and officially opened to traffic at23:58 on December 25, 20xx. The whole project took 10 years, with a totalinvestment of about 13 billion yuan and a total length of about 50 km. Buildinga cross sea bridge is the wish of our Zhoushan people for generations, and nowit has finally come true. The bridge is connected by five sea crossing bridges,namely, Cengang bridge, xiangji bridge, Taoy bridge and JintangBridge, connecting four islands, namely, Lidiao Island, Fuyi Island, Cezi islandand Jintang Island.
Now the car has passed through the battery Ridge Tunnel. The first thing wecan see is Cengang bridge, which is 793 meters long and 22 or 5 meters wide. Itstarted construction on September 26, 1999 and opened to traffic on July 28,20xx. It is the first bridge of five bridges, with a navigation grade of 300tons. Dear members, what we are seeing now is xiangji bridge, with a totallength of 951 meters, a deck width of 22 or 5 meters, two-way four lane, anavigable grade of 500 tons, and a main bridge of 80 meters + 150 meters + 80meters long-span prestressed concrete continuous box girder. Members: the bridgein front of us is Taoy bridge, which is the first offshore cable-stayedbridge in Zhejiang Province, connecting Fuchi island and Fuchi island The bridgeis 888 meters long and 27, 6 meters wide. 888 meters means that we Zhoushanpeople are able to develop, develop and develop. It's very auspicious! The threesea crossing bridges we saw just now were the first phase of our Zhoushan seacrossing bridge project, which was opened to traffic on January 1, 20xx. Sincethen, the citizens of our island bid farewell to the day of ferry crossing thesea, and entered a brand new era of bridge Island connection. You can get toZhoushan City by bus at home It greatly facilitates our travel and promotes theeconomic development of our city.
Unknowingly, we have come to Xihoumen Bridge, the most majestic of the seacrossing bridges, with a total length of 52 meters and a total investment ofabout 2.4 billion yuan. It is the world's largest box girder suspension bridgeand the world's first split steel box girder suspension bridge. It is the mosttechnologically advanced one of our sea crossing bridges. We all know thatsummer is the time of typhoon in Zhoushan, considering this reason Su, how aboutthis bridge? It meets the requirements of wind resistance and stability, and canblock the super typhoon of grade 17. We don't have to worry about the problemthat the typhoon weather can't get out any more. The main cable length andmaterial strength of Xihoumen Bridge are the first in China. Each main cable is2880 meters long and weighs about 10614 tons. The ultimate tensile strength ofsteel wire reaches 1770 MPa. In the domestic bridge construction, the technologyof helicopter towing pilot cable across the sea is adopted for the first time.In the construction, the largest catwalk in the domestic suspension bridgeconstruction is also built. You can imagine building this bridge How difficultit is!
Now our car has driven into Jintang Bridge, which is 26- kilometers longand has invested about 7.7 billion yuan. The main navigable span bridge ofJintang Bridge is 1210 meters long, the main tower is 204 meters high and themain span is 620 meters. The five span double tower double cable plane steel boxgirder cable-stayed bridge is the world's largest cable-stayed bridge in theopen sea and the largest anti-collision steel box hoisting in the constructionof cross sea bridge in China. Jintang Bridge is not navigable The large diametersteel pipe pile of Kongqiao is 90.7 meters long, which is the longest steel pipecolumn in domestic bridges. Later, 92 or 3 meters long steel pipe columns weredrilled in construction. What we are seeing now is the Jintang service area,where we can see the panoramic view of Xihoumen Bridge and the pictures of thebridge at that time.
Just one month after the bridge was opened to traffic, there were 500000vehicles, about 17000 vehicles per day. In particular, the opening of the WorldExpo more reflects the role of our cross sea bridge, the car is about to get offthe bridge. Finally, Xiaoyan gave you a song of seven lawyers of the bridge:"one bridge flies to connect Yongzhou, five dragons lie on the sea mountain,people celebrate their Centennial dream, since then Weng Zhou has becomeShenzhou." from this sentence, we can feel that the completion and opening ofthe cross sea bridge in Zhoushan has brought vigorous development to oureconomy, and our living standard is getting better and better.
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