March 11，According to Chongqing High Speed Group，At present, the group is wholly owned、Holding a total of 20 highway and waterway construction projects.、The total investment is about 227.8 billion yuan.，The planned investment in 2024 is 31 billion yuan.，By the end of February, a total investment of 4 billion yuan had been completed、Accounting for 13% of the annual investment plan%，It is estimated that about 6.5 billion yuan will be invested in the first quarter.，Accounting for 21% of the annual plan%。
Promote the construction of renewal projects in an orderly manner
Wankaida Expressway is a national expressway network.GA segment of 5012，It is planned by Chongqing Municipality.“Four-ring, 22-ray, 60-link”The Thirtieth Link in the Main Framework Expressway Network。After opening to traffic，The journey from Wanzhou to the state will be shortened from 2 hours to 1 hour..5 hours，To speed up the integration of Wankaiyun plate，Promoting the Development of Urban Agglomeration in the Three Gorges Reservoir Area in Northeast Chongqing，It is of great significance to promote the construction of Chengdu-Chongqing economic circle.。
Among，Tiefengshan extra-long tunnel is the first control project.，It is the longest tunnel of Wankai Expressway.，Have a line length、The geology is complex、High construction risk、Difficult characteristics。TunnelⅣ、ⅤThe proportion of surrounding rock reaches nearly 87%，Existence of karst and karst water、Landslide、Colluvial deposit、Coal seam and gas、Coal mine and goaf、Fault、Adverse geological phenomena such as gypsum and high ground stress。
According to Li Hongxue, chief engineer of Tiefengshan Tunnel Project of China Railway 12th Bureau，In order to better monitor all aspects,，Ensure the steady progress of construction，A digital command and dispatch center was set up at the entrance of Tiefeng Mountain.，O as to better realize video monitoring.、Gas monitoring、Environmental monitoring、Personnel positioning、Safe step、Monitoring measurement, etc。
Chongqing to Chishui to Xuyong（Chongqing section）Highway project（Hereinafter referred to as Yu-Chi-Xu Expressway）As a key transportation construction project in Chongqing，It starts from Baijie in Banan District.，It ends at the provincial boundary between Chongqing and Sichuan on the west side of Zhongshan Town.，It is connected with the Sichuan section of Chongqing and Chixu.。The total mileage is about 65.80 kilometers，Design speed 100 km/Hour，The section from the beltway to the Third Ring Expressway is a two-way six-lane expressway.，The end of the Third Ring Expressway is a two-way four-lane expressway.。
Among，Total length 1474mThe Qijiang River Bridge is the key control project of the whole line of Yu-Chi-Xu Expressway.，Across the Qijiang River and its tributaries，The maximum pier height is about 51m。At present, the approach bridge of the bridge has entered the construction of the substructure.，Construction of superstructure of main bridge，The closure is scheduled to be completed by the end of November this year.。
The Qijiang River is an important wintering habitat for Chinese merganser.，The Qijiang River Bridge under construction in Yuchixu Bid 2 crosses the river surface.，It is located in the wintering habitat of Chinese merganser.。Chinese merganser is a national first-class protected wild animal.，Listed as an endangered species by the World Conservation Union，Be known as“Giant Panda in Living Fossil Bird in Water”。
According to Hao Dapeng, the project manager of the second bid of Chongqing Chixu Expressway of China Railway Shanghai Engineering Bureau,，In order to protect the habitat of Chinese merganser to the maximum extent，The project company and the construction unit have taken various protective measures.，The construction period is to avoid the wintering period of Chinese merganser in Jiangjin.、Set up video surveillance、Carry out fish proliferation and exportation、Strengthen publicity and education, etc.。
New progress has been made in the cooperation project between Chengdu and Chongqing.
As one of the major transportation projects in the Chengdu-Chongqing Economic Circle, the Jialing River Lize Shipping Hub Project completed an investment of 1 in the first quarter of this year..1.2 billion yuan，Completion of annual plan 3.31 of 600 million yuan%。At present，The main and auxiliary power houses of the power station of the flood discharge sand sluice are being renovated.，The implementation of 110 KV substations and electrical systems is being accelerated.“Reverse power transmission”，The first unit is being installed with auxiliary equipment.，It will soon enter the stage of commissioning without water and commissioning with water.，It is planned to be completed and put into operation in the first half of the year.，The main project and the installation of four units will be completed by the end of this year.，And put into operation。
After the completion of the project，Channelable channel 30 km，Improve transportation and logistics conditions，The 500-ton ships in Guangyuan area of Sichuan reach the sea through Lize，While providing green and clean energy 3.200 million degrees，High-quality development of the upper reaches of the Yangtze River shipping center and the Chengdu-Chongqing economic circle。
It is reported that，Lize shipping hub fishway is the first transportation hub project fishway in Chongqing section of Jialing River.，Located on the right bank of the Lize shipping hub，Close to powerhouse。An electric fence is arranged at the downstream of the power station to send a signal to attract fish to enter a fishway and migrate to the upstream for breeding and production.。
Branch Secretary of Jialing River Lize Company of Chongqing High-speed Shipping Construction and Development Group、Chairman Zhang Yang mentioned，In response to ecological and environmental protection requirements，Except for the fishway，Lize Hub after full operation，It will also further strengthen the protection of the ecological environment of the Jialing River Basin by carrying out fish proliferation and release.。
In addition，It is one of the first five expressways planned and implemented in the Chengdu-Chongqing Economic Circle.，Chongqing Liangping-Sichuan Kaijiang Expressway（Chongqing section）At present, it has the conditions for opening to traffic.。It is located in the northeast of Chongqing.，The route runs roughly southwest to northeast.，It starts near Shilian Village, Yunlong Town, Liangping District.，It stops at the Sichuan-Chongqing provincial boundary in the northeast of Xinsheng and connects with the Sichuan section of the line.，Total length 45.153 kilometers。
“At present，Civil Works of Liangkai Expressway Project、Pavement works、Mechanical and electrical engineering、The greening project has been completed.，With the promotion of the Chengdu-Chongqing Transportation Committee，It is expected to open to traffic in both places by the end of March.。”Chen Siyi, Deputy Manager of Engineering Department of Liangkai Company of Chongqing High Speed Group, said.，At present, it arrives at Liangping Baili Bamboo Sea from the central city of Chongqing.，You need to get off from Liangping West Road.，Bypass the provincial road，It will save more than half an hour's drive in the future.。
It is understood that，The Chongqing section of Liangkai Expressway is constructed according to the standard of two-way four-lane expressway.，The design speed is 100 kilometers per hour。After opening to traffic，The journey from Liangping to Kaijiang will be greatly shortened to one hour.。Liangkai Expressway Radiates Kaijiang River、Dazhou、20 townships in Liangping，It will greatly improve the traffic environment along the line.，And promote the development of eco-tourism.。
Continue to promote high-quality construction of projects
Wuyunkai Expressway belongs to the expressway network of Chongqing“Three-ring and eighteen-ray multiple links”The thirty-third couplet in China，It is a major municipal project in Chongqing.，The project started in Wuxi County, Chongqing.、Through Yunyang County、Stop at Kaizhou District。This year is the Wuyun Expressway.“Four years, three years to catch up.”The year of the decisive battle，Wuyunkai Company will continue to promote the high-quality construction of Wuyunkai Expressway.，Ensure that the 50 km section from Kaizhou to Shashi will be open to traffic by the end of December，Strive for the whole line 118.Six kilometers will be open to traffic at the end of December.。
So far，The image progress of civil engineering of Wuyunkai Expressway has reached 87.9%，Among，Subgrade works completed 88.3%，Bridge and culvert works completed 89.5%，Tunnel works completed 88.6%。Sixty-five of the 86 bridges on the whole line have been erected.，Eighteen of the 21 tunnels on the whole line have been completed.，The design speed of the whole line is 80 kilometers./Hour，Four lanes in both directions。
Among，Hongchiba Open Service Area is the first open service area in the Three Gorges Reservoir Area.，The service area adopts an integrated design scheme with both sides connected.，It covers an area of about 200 mu.，The construction area of the house is 11100 square meters.。
The service area is set up as a whole across the main line.，The main line passes through the service area in the form of a tunnel.。The next function of the service area mainly serves Jinpen Village and nearby areas.，Its connecting line is connected with Yuwu Road near Jinpen Village.，After completion, it will realize the conversion of expressway and local roads in Hongchiba.，It is of great significance to the local social and economic development.，It is expected that the Hongchiba service area will reach the basic use function by the end of September this year.。
After the completion of Wuyunkai Expressway，Will link up the Red Pool Dam、Snow Treasure Mountain、Hanfeng Lake、Dragon Jar、Daning ancient city、Zhang Feimiao et al，Boosting the development of tourism resources along the line。Greatly improve the traffic conditions of more than 3 million people in villages and towns along the line.，To speed up the integration of Wankaiyun plate、It is of great significance to promote the construction of Wanda Kai Sichuan-Chongqing Integrated Development Demonstration Zone and the development of urban agglomeration in the Three Gorges Reservoir Area in Northeast Chongqing.。（Chen Tian Tian）
