Formally open to traffic!Nanchang formed a complete outer ring high -speed 丨 build a power of transportation

Author:China Construction Group Co., Time:2022.07.11

Recently, the Nanchang Expressway of Nanchang City, Jiangxi, which is implemented by China, was officially opened to traffic. The construction of the modern comprehensive transportation hub of Nanchang City will be "one horizontal". Regional economic and social development.

Echo the voice of the people

Open the city's "great arteries"

The total length of Nanchang's Nanwai Ring Expressway project is 35.4 kilometers (the bridge is 22.5 kilometers). A total of 9 interoperability, 2 special bridges, 4 large bridges, and 3 middle bridge. As one of the "ten horizontal, ten vertical and ten" backbone road network, Nanchang City will achieve a closed -loop operation of the three -ring line after the entire line runs through the entire line of the South Outer Ring Road, further enhance the traffic capacity of the regional trunk channels in Nanchang City. Nanchang comprehensive transportation system and optimization of urban space layout are of great significance.

At the same time, the South Outer Ring Expressway will be connected in an orderly manner with the Nanchang to Tonggu Expressway in the direction of Changsha and the Dexing to Nanchang highway in the direction of Hangzhou. Further enhanced the first degree of Nanchang cities.

The South Outer Ring Expressway started in 2015. As early as 2018, the project was opened to traffic in the western section and the east section. Condescation often occurs at high -speed exports, which brings many inconvenience to the lives of surrounding residents.

What the people are looking at, what is doing. In January 2022, the Nanchang Municipal Government instructed that the Nanwai Ring Expressway Project was continued to be constructed by Chinese architecture, and it was expected to shorten the 12 -month construction period to 6 months. Faced with this "very engineering", the project team started to sprint, and the personnel assembled in one day. A "time battle" without smoke began.

In mid -March 2022, the project was in a critical period of tackling, and it was just a new crown pneumonia epidemic in Nanchang. The project has a closed management of more than 200 operators at the scene, and insists on promoting the progress of the project on the basis of the normalized epidemic prevention and control; the epidemic has caused the construction materials to be scarce. The government is actively coordinated. On March 22, the construction of the door of the gate of the cross -Lotang South Avenue was completed; on April 6, the last pier pillar of the entire line was completed; on May 19th, the final pouring box beam of the whole bridge was completed; The delivery is completed 4 days in advance compared with the planned node, and the construction target is excessive.

Scientific deployment

Running out of construction "acceleration"

Running out of construction "acceleration", completing the construction task before the pretef, from the interlocking precision arrangements of the project department, scientific deployment.

Speed ​​comes from careful organization. After the project special tackling operation was launched, the builders gathered in place within one day. The project department arranged the combat plan for the first time, simulated the plan to promote, deduct and estimate the possible problems, and then scientifically dispatch various resources according to the plan, and do it. The interspersed process of good processes and processes arrange division of labor in advance.

Speed ​​comes from planning first. In response to the preliminary optimization design of the project, the project department lists different design solutions, organizes industry experts to demonstrate the comparison, pouring the concrete section into the overall pouring. Cross -one -to -one -to -three cross -links have saved a 40 -day work period from the source of the design.

Speed ​​comes from quality first. The project is based on the premise of quality and safety to prepare for approval of various high -risk solutions in advance, and key quality and safety points such as traffic guide reform, door hole brackets, and foundation pit. Implement in place and responsibility to others. The project arrangements are responsible for the reinforcement and acceptance of steel bar processing, and all processes are strictly standardized in accordance with the design and standardization; in -depth management of the quality of concrete and asphalt yard stations, dispatching a special person in the station to control and controlling the quality of raw materials and the quality of production ratio. Create quality benchmarking projects.

Speed, from technology leadership. The project adopts the domestic advanced integrated mobile circulatory rig equipment and the convenient inheritance plate buckle brackets, and multi -variable door hole brackets to improve safety performance and ensure the convenience of horizontal and vertical passing. The project is continuously optimized by process innovation, and the overall lifting process of the pier pillar and box beam skeleton prefabrication is not only more standard and controllable, but also improves the speed of the reinforcement. The template main beam process, the operator does not need to manually perform the arc calibration. The appearance of the existing paddling beam beam is more simple and efficient, and it is easy to achieve the overall arc as a whole.

Speed ​​comes from actual combat experience. The project optimizes the construction process of anti -circulating pile foundation, plate buckle bracket, etc., compiles combat plan maps, on -site image progress maps, dynamically monitor construction, organize various resources input to ensure multi -joint simultaneous construction, and create for high standards and high -speed construction. condition.

According to statistics, during the project construction, a total of 3 national magazine papers were published in the construction technology of bridge construction, 5 items of innovative provincial and ministerial bridge construction technology laws were obtained, and 6 practical new patents in construction were obtained. , Jiangxi Province Construction Engineering Outstanding Quality Management Achievements and Third Prize of Structure Design.

Party building leader

Painted "Concentric Circles"

Pioneer "action.Before the major node, the project department took the opportunity to carry out labor competitions and other activities, setting off a boom in construction, creating a strong atmosphere that was better than learning.In the high -intensity construction, in order to guide the psychological pressure of employees, the project party branch used the "Super British Love Driving Room" as a carrier to pay attention to the psychological dynamics of the employees, talk regularly, and answer doubts, and lay the ideological foundation for the high -speed project of the project.

Since the construction of the construction, the party and mass work of the project have been highly recognized at all levels, and have won honors such as the "Workers 'Pioneer", Jiangxi Province "Workers' Pioneer", and Nanchang Youth May 4th Collective Medal.

The people's expectations, the direction of walking, the iron bone of the reinforcement, the mission is on the shoulders.The builders create quality projects with ingenuity, serve thousands of people with sincerity, and contribute to urban transportation construction, economic and social development.

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