Live up to the good spring, and work hard at the right time. The key projects of the China Railway Eighth Bureau Electricity Company are advancing with a high-spirited attitude of struggle, promoting the start of construction, completion and opening, and safety management to draw a spring plowing map.

The power supply system of Suzhou Rail Transit Line 7 project started

At 11 a.m. on March 14, 2023, the SRT7-11-5 bid for the power supply system of Suzhou Rail Transit Line 7, which was constructed by the Power Supply Project Department No. 2, was successfully started after sufficient construction preparations in the early stage. The project mainly involves the installation of the ring network cable system in the power supply system, the installation of the substation equipment system, the installation of the catenary system, the installation of the stray current protection system, and the installation of the power monitoring system. 6 step-down substations, 23.033 kilometers of rigid catenary, 77.664 kilometers of ring network cables, and 21 kilometers of stray current.

The post-station project of Yibin Yibutan Railway Station officially started

On the morning of March 9, 2023, the first project department and the third project department were responsible for the construction of the Yibin Port Railway Collection and Distribution Center dedicated railway Yibutan Junction Station project officially started, marking the construction of the Yibin Port special railway connected to the national railway line Step into the fast lane and inject new momentum into the high-quality construction of Sichuan's railway and water transportation structures.

Yibutan Station belongs to the existing station of the Inner Sixth Line. The reconstructed Yibutan Junction Station is an important transportation hub between the Yanjiang Railway and the Inner Sixth Line. It is also closely connected with Yibin Port, one of the six important transportation hub ports of the Yangtze River. It is the only connecting station. After the transformation, the station will become an important station of the new international land-sea trade channel in the western region. It will comprehensively improve the comprehensive transportation system of the upper reaches of the Yangtze River, promote the optimization and adjustment of Sichuan's road-to-water and road-to-rail transportation structure, and promote the reduction of Sichuan's logistics industry. This increase in efficiency will play a positive role in accelerating the construction of Yibin into a national comprehensive transportation hub. At the same time, the completion of the project will also play a key role in controlling the normal operation of the transportation network.

It is understood that China Railway No. 8 Bureau Electricity Company is responsible for the construction of the four power stations behind the project, and carried out renovations on the basis of the existing equipment at Yibutan Station, mainly including the signal, Communication, information, electric power, catenary, vehicles and other professional engineering construction, the construction process is greatly affected by the operation of business line trains.

In the next step, the construction project department will carry forward the pioneering spirit of China Railway Group, always put safety production and quality standards in the first place in construction management, make every effort to promote the construction period, and provide high-quality service guarantee for the transportation construction of Yibin City.

Menglu Expressway housing construction and mechanical and electrical engineering officially started

On March 8, 2023, the Menglu Expressway Manla service area successfully excavated the housing foundation, marking the official start of the Menglu Expressway housing construction and mechanical and electrical engineering, and pressing the acceleration for the goal of opening the Menglv Expressway as scheduled key.

At the groundbreaking ceremony, Lin Muguo, deputy commander of the Menglu Expressway Construction Headquarters, made a speech, expressing his high appreciation and affirmation for the early planning and running of the China Railway No. 8 Bureau to achieve the first start of the entire bidding section. And require the project department to keep a close eye on the target of the node construction period, grasp the safety and quality management, and achieve a decisive battle at the beginning of the construction, and a sprint at the beginning.

The project manager led all the construction personnel to make a safety oath, and went all out to achieve zero safety accidents and zero quality problems. He also stated on behalf of the project department: we will insist on starting from a high starting point, advancing with high standards, and building with high quality, and strive to make the housing construction and mechanical and electrical engineering of Menglu Expressway into high-quality projects and high-quality projects, so as to satisfy the owners of functional indicators and satisfy the cost-effective enterprises .

Menglv Expressway Design 1 standard housing construction and mechanical and electrical engineering, the construction length is about 32.4 kilometers. The housing construction project includes the construction of service areas, gas stations and tunnel substations, and is scheduled to be completed by July 31, 2023. The electromechanical project involves the installation and commissioning of communication, monitoring, toll collection, and tunnel electromechanical systems. The commissioning will be completed on November 30, 2023 and the conditions for opening will be met.

Since winning the bid, the project department has implemented the big business management system, focused on safety, quality, and details, and planned from multiple aspects such as construction organization, temporary construction planning, cost management, safety management, and excellence and efficiency. Overcoming difficulties such as inconvenient transportation, lack of resources, and harsh production conditions, we strived to promote the pioneering spirit and became the first construction project to start construction on the entire line.

It is reported that the Menglu Expressway has a total length of about 211 kilometers and is an important part of the border expressway in Yunnan Province. The Manla service area under construction this time is located in Yiwu Town, Mengla County, Xishuangbanna Prefecture, Yunnan Province. Yiwu Town is adjacent to Laos in the east, and is a bridge connecting China and Laos. It is also a place where six ethnic minorities, including the Dai, Yao, and Hani, live together. After the expressway is opened to traffic, it will help build Yunnan Province into a bridgehead facing Southeast Asia, and boost the country's One Belt One Road strategy. At the same time, it is of great significance to drive the ethnic minority areas along the line to get rid of poverty and become rich, and to help rural revitalization.

The signal project of the new container functional area in the south freight yard of Chongqing Yuzui Station was successfully opened

At 4:20 am on March 15, 2023, the signal switching construction of the new container functional area project in the south freight yard of Chongqing Yuzui Station, which was in charge of the construction by the first project department, was successfully completed.

As the commercial vehicle logistics distribution base in downtown Chongqing, Yuzui Station has always been an important transportation hub in downtown Chongqing. The successful completion of the new container functional area project at the South Freight Yard has played a positive role in promoting the vehicle export business form of the site, expanding the delivery scale and improving transportation efficiency.

The signal project mainly includes the reconstruction of the station and the addition of two full-end container cargo lines, and the new cargo line adopts the train operation mode; the Chongqing end adds a lead-out line. A total of 3 sets of turnouts were removed, 10 sets of turnouts were added, related optical cable laying, signal equipment installation and existing equipment transformation. The entire construction process needs to overcome the mutual interference between construction and operation, and ensure the normal operation of Yuzui Station.

After 230 minutes of hard work, the on-site construction personnel had a clear division of labor and an orderly organization, and accurately completed the construction of new microcomputer monitoring, TDCS, STP, interlocking software replacement, wiring modification, circuit test, and LKJ data replacement. During the construction process, the on-site person in charge of the China Railway No. 8 Bureau Electric Service Company said that the station renovation will effectively relieve the pressure of cargo transportation at Yuzui Station and drive the rapid development of the regional economy in Chongqing. the

The smooth opening of the signaling system provided a guarantee for the full completion of the new container functional area project in the South Freight Yard of Yuzui Station, and laid a solid foundation for the construction of Yuzui Logistics Base and Fuxiu Second Line.

Suzhou Rail Transit Line 11 starts trial operation with no load

Recently, the Yangtze River Delta Integrated Infrastructure Interconnection Demonstration Project - Suzhou Rail Transit Line 11 officially started the trial operation of the whole line. The signal system in charge of the first project department has completed the transfer of the three powers of the whole line, and the electromechanical decoration project in charge of the fourth project department has completed the transfer of all equipment rooms, management rooms and station control rooms. Running provides a solid foundation.

Suzhou Rail Transit Line 11 has a total length of 41.25 kilometers. It starts from Weiting Station in Suzhou Industrial Park in the west, passes through the park and the core area of Kunshan Central City, Economic and Technological Development Zone, Huaqiao International Business District and other places, and ends at Huaqiao Station. , connecting Suzhou Rail Transit Line 3 and Shanghai Line 11 in series.

Suzhou Rail Transit Line 11 is the first fully automatic driverless line in Kunshan City, and also the first urban rail transit line in Suzhou. As the forerunner of Kunshan's urban rail transit power, this line has important construction significance. In the direction of public transport corridors, the rail transit networks of Suzhou and Shanghai will also be seamlessly connected. In the future, Suzhou Rail Transit Line 11 will become an important transportation urban corridor connecting Suzhou, Kunming and Shanghai, and will effectively promote the integration of the Yangtze River Delta region. The strategic process of modernization realizes fast commuting between the three places, life in two cities becomes life in the same city, travel between cities will be more convenient and choices will be more diverse.

It is understood that the signal system in charge of the first project department is the strongest brain of the train and one of the important components of the fully automatic unmanned driving system. Other systems that affect the normal operation of the train form a control linkage, which plays a vital role in guaranteeing the safe and efficient operation of the train. The fourth project department is responsible for the electromechanical installation and decoration construction project. The whole process of the whole station fully utilizes the coordination, visualization, optimization and other characteristics of BIM technology to guide the construction. The installation efficiency reduces the collision in the pipe and improves the installation efficiency and quality; through the BIM assembly machine room technology, the materials are prefabricated, no processing is required on site, which greatly reduces the construction safety hazards, and there is no welding and paint work pollution on the construction site, effectively realizing energy saving and reduction. consumption.

Since the start of construction, the project department has faced challenges such as complicated urban rail construction, many cross-parallel operations, extensive interface coordination, complex pipeline arrangement, difficult coordination and coordination, and high installation accuracy requirements. During the implementation process, the project department was united as one, adhering to the work spirit of overcoming difficulties and overcoming difficulties, putting an end to waiting, relying, and thinking, strictly controlling all links, and meticulously doing every detail, in the process of overcoming difficulties Gather ingenuity. In the next step, the project department will complete the steel structure construction of the corridor bridge and the decoration of the exterior curtain wall, etc., realize the transfer opening node of Suzhou Line 11 and Shanghai Line 11, comprehensively improve the quality assurance of the signal system, and provide high-quality services for the smooth realization of the operation plan of the entire line. services to help the high-quality development of the Yangtze River Delta regional integration.

The three-defense emergency drill was carried out in the work area of the airport north parking lot of Shenzhen Metro Line 11

In order to thoroughly implement General Secretary Xi Jinping's important expositions and instructions on safe production work, conscientiously implement the relevant requirements of the Shenzhen Municipal Party Committee and Municipal Government on emergency rescue work, test the response speed and rescue capabilities of rescue organizations with practical actions, and practice building defenses. It is true that there is no major danger when danger comes. At 10 a.m. on March 11, the construction area of the airport north parking lot of Shenzhen Metro Line 11 carried out a three-defense emergency drill at the construction site, and a total of 35 people participated in the drill.

Report to the commander-in-chief that there is a sudden fire hazard in the newly built warehouse on the construction site, threatening the safety of the building, please rescue!

After the dangerous situation is reported to the emergency rescue headquarters, the commander ordered to start the fire emergency rescue plan immediately and issued an emergency rescue order. In accordance with the established emergency drill procedures, the emergency evacuation team, fire-fighting and explosion-proof team, emergency rescue team, communication and liaison team, evacuation guidance team, safety protection team and other drill teams will take their positions according to the drill plan. A series of drill procedures such as traffic guidance, on-site emergency rescue, medical rescue, communication and public opinion control, etc. were advanced in an intense and orderly manner. The personnel of each rescue team responded quickly and cooperated in operations, adhered to the concept of people-oriented and safe development, and minimized the number of personnel caused by danger. Casualties and environmental hazards, ensuring safety and maintaining stability. With the solidarity, cooperation and close cooperation of the various drill groups, the rescue team successfully eliminated the danger and restored order. At 13:00, the drill was successfully concluded.

This emergency drill practiced the safety production policy of safety first, prevention first, and comprehensive management. With the purpose of implementing the safety production law and being the first responsible person, it comprehensively improved the three defenses of the parking lot project of Shenzhen Metro Line 11. Response ability has achieved the effect of training the team and improving the actual combat ability to ensure that the rescue team can pull out, rush up and win at critical moments, and build a solid wall of iron and steel for the three defenses of building construction and fire protection, and play a role in escorting project construction and production. important role.Editor / He Yurong