According to the approval of Hubei Development and Reform Commission, the bridge is located at Gezhouba Hydropower Station. The project started on 20 12,118, and is expected to be completed and opened to traffic in the middle of 20 16.
Project overview
20 1 1 On May 23rd, Yichang Municipal Commission of Housing and Urban-Rural Development and Urban Investment Corporation announced that the design scheme of Yichang Miaozui Yangtze River Bridge was determined through scheme solicitation (scheme competition), and domestic bridge design units or design consortia were invited to participate in the scheme competition.
The only river-crossing passages in Yichang City are Yiling Yangtze River Bridge and Gezhouba Top Highway. According to the comprehensive factors of Yichang master plan (2005 -2020), the 12th Five-Year Development Plan and Yangtze River shipping, it is imperative to build Yichang Miaozui Yangtze River Bridge. The project proposal and feasibility study report of Miaozui Yangtze River Bridge have been compiled.
The alignment scheme recommended in Miaozui Yangtze River Bridge project proposal and feasibility study report is: Xiling No.2 alignment scheme is recommended. The line starts from Jiangnan No.1 Road in the west, connects the planned Dongyue No.2 Road, crosses the Yangtze River, crosses Xiba, Sanjiang and Jiang Yan Road, and connects Xiling No.2 Road via Beimen Waizheng Street and Yucai Road. The total length of the project is about 3234.7 meters. The recommended bridge types for this project are: 800m steel box girder single-span suspension bridge at Dajiang side, partial cable-stayed bridge at Sanjiang side120m+210m+120m, and 35m prestressed concrete continuous beam at the approach bridge. This project is Jiangnan overpass, Xiba overpass and Jiangbei ramp.
This design scheme is collected by public registration and pre-qualification. Through pre-qualification, five design units or design consortia are selected from the applicants to participate in the collection of design schemes, and a more reasonable design scheme is put forward based on the route scheme recommended by the project proposal and the project feasibility study report, combined with the requirements of the overall planning of Yichang City and the "Twelfth Five-Year" development plan. After expert review and extensive absorption of opinions from all sides (completion of scheme deepening), it will be submitted to the competent government department for approval and implementation as a design scheme.
job schedule
20 10 1 1.8. Guo Youming, secretary of the municipal party Committee, and others led the heads of relevant departments directly under the municipal government to the Miaozui Yangtze River Bridge in the point military region to investigate the preparatory work for the Miaozui Yangtze River Bridge.
20 1 1 1 June, the project proposal and feasibility study report of Miaozui Yangtze River Bridge were completed.
20 1 1 February, the municipal housing construction Committee publicized the environmental impact assessment of Yichang Miaozui Yangtze River Bridge and announced the design details of the bridge for the first time.
On May 20 1 1, the design scheme of Miaozui Yangtze River Bridge was invited for bidding.
20 1 1 June -65438+ February, preliminary construction planning.
2012165438+1October 18, the foundation laying ceremony of Miaozui Yangtze River Bridge in Yichang was held in Dianjun District, marking the official start of the bridge.
2065438+On February 28th, 2003, the loose blasting test of earth and rock in the anchorage of Dajiang Bridge was carried out.
On March 9th, 20 13, the first pile foundation (DJ2#) of the main pier on the west dam side of Dajiang Bridge began to be poured with concrete.
20 13, 18 On March 8th, after the completion of the pile foundation construction platform and pile foundation steel casing at the west dam side of Sanjiang Bridge, the first drilling was carried out for the main pier pile foundation.
20141011,technicians of China Railway Bridge Bureau carried out aerial rectification construction for the main cable of Yichang Miaozui Yangtze River Bridge. The main cable of the bridge is composed of 127 strands, and the erection of the main cable can be completed in mid-February.
2014165438+1October 12 The first cable of Yichang Miaozui Yangtze River Bridge was successfully installed.
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