Chengdu-Mianyang-Cang Ba Expressway consists of Chengdu-Mianyang extension, Miancang Expressway and Cang Ba Expressway. It starts from Chengdu Ring Expressway in the south and connects to the main road of Longtan Road in Chengdu. It ends in the north at the east side of south-central Pakistan and is connected with the completed Pakistan-Dalian-Changzhou Expressway. It connects Bazhong City, Mianyang City and Deyang City in turn from north to south, with a total length of 320 kilometers.
On February 28th, 2023, at 65438, Mianyang-Cangxi Expressway, a Chengdu-Mianyang Expressway in Sichuan Province, was officially completed and opened to traffic. Zitong, a thousand-year-old county, ended the history of no expressway. The opening section is 200 kilometers long, of which Miancang section (152 kilometers) invested and built by China Railway Construction Kunlun Group and exclusively built by China Railway 23rd Bureau Group was the first to be completed and opened to traffic, more than half a year ahead of the expected opening date of the whole line.
At this point, the detour from Zitong County to Cangxi County was shortened from the original 108 national road to 70 minutes, with the fastest time of 3 hours 10 minute. Realize the whole high-speed to the main city of Chengdu. At the same time, there is also an expressway from Cangxi County to the main urban area of Chengdu, the shortest time is about 3 hours.
Construction Process of Chengdu-Mianyang-Cang Ba Expressway
On June 9, 2022, at 65438, the Gao Jialiang Tunnel of Cangxi-Bazhong Expressway Project was completed with two lines, which marked substantial progress in the project construction and laid a solid foundation for the early completion and opening of Cang Ba Expressway. On May 17, 2022, the reporter learned from China Railway Construction Co., Ltd. that the right line of Zhoujiashan Tunnel of Cang Ba Expressway, which was built by China Railway 15th Bureau Group, was successfully completed, laying a solid foundation for the early opening of Cang Ba Expressway.
On May 22, 2022, Fujiang Bridge, the longest bridge of Chengdu-Mianyang Expressway, successfully completed the bridging task, marking a major breakthrough in the project construction. On May 23rd, 2022, the left tunnel of Laoqinggang Tunnel of Cang Ba Expressway Project in Qinba Mountain Area and Sichuan-Shaanxi Revolutionary Old Area was successfully completed. On June 2, 2022, the left tunnel of Lujiazui High Gas Tunnel, a high-risk throat project of Cang Ba Expressway, was successfully completed.
On June 14, 2022, the left tunnel of Zhoujiashan Tunnel on Cang Ba Expressway was successfully completed, which marked the comprehensive completion of Zhoujiashan Tunnel and laid a solid foundation for the early opening of Cang Ba Expressway. 19, June, 2022 16: 30, with a dull sound of guns, the right tunnel of Yimin Tunnel of Cang Ba Expressway, which was jointly built by the Third Company of China Railway 15th Bureau Group and Cang Ba Project Department of Jiaotou Kunlun Company, ran through.
On June 30th, 2022, the Yanglushan Tunnel of Chengdu-Mianyang-Cang Ba Expressway, invested by China Railway Construction Kunlun Investment Group and undertaken by China Railway 23rd Bureau Group, was safely connected. So far, all tunnels in the railway construction pipeline section of Chengdu-Mianyang Expressway project have been connected. In July 2022, several control projects of Chengdu-Mianyang-Cang Ba Expressway were successively connected, and Mianyang-Bazhong Expressway will be basically completed by the end of 2023 at the earliest.
In September, 2022, the superstructure of the main pier of Jialing River Bridge in Mianzang section of Chengdu-Mianzang-Ba Expressway has been completed to bid section 20. The approach bridge has been fully completed, and it is expected that the whole bridge will be closed to traffic at the end of 65438+February in 2022. June 5438+October 20221October, Liangshuicun Tunnel in Cang Ba section of Chengdu-Mianyang-Cang Ba Expressway Project was completed. June 25th, 2022 10, Chengdu-Mian Expressway Control Project, Jialing River Bridge closed in two places.
In April 2023, the civil engineering of Chengdu-Mianyang-Cang Ba Expressway (Jiange section) was completed six months ahead of schedule. On February 9th, the first jacking of eight high-speed steel box girders was successfully completed on ramp A of Nianpansi Interchange, a key node of 65438 Cang Ba Expressway. 65438+February 2 1, Guangyuan section of Chengdu-Mianyang Expressway was officially completed. On February 28th, 2023, Mianyang-Cangxi section of Chengdu-Mianyang-Cang Ba Expressway in Sichuan was officially completed and opened to traffic.
The above contents refer to Baidu Encyclopedia-Chengdu-Mianyang Cang Ba Expressway.