How to compile the construction scheme of grade crossing temporary railway

1. design principles

In order to strengthen the construction safety management of our project management department and ensure the safe, efficient and orderly construction, this scheme is formulated according to the Highway Law of People's Republic of China (PRC), the Regulations on Highway Management of People's Republic of China (PRC), the Regulations on Highway Management of Anhui Province and the Regulations on Highway Management and Administrative Licensing of People's Republic of China (PRC), combined with the actual situation on site.

2. General situation

JiNing Expressway 10 of Liaoning Road and Bridge Construction No.1 Co., Ltd. is located in Lehu Forest Farm, Le Hu Town, Jixi County, Xuancheng City, Anhui Province. The design mileage of the left lane is ZK39+276.576 ~ ZK43+709.068, and the mileage of the right lane is K39+270 ~ K43+K 147+000. In order to ensure the safe and efficient construction of JiNing Expressway, our department plans to build expressways at K3+650, K3+950 and S2 15 respectively.

3. Construction method

3. 1. According to the design drawings, the survey team accurately laid out the service road with a width of 6m, and set a bell mouth with a width of 10m at the joint with the provincial road.

3.2. Use 30cm gravel instead of shoulder soil as cushion, then roll it, and pour C20 concrete with a thickness of 20cm on the top surface. The concrete surface is flush with the asphalt pavement.

3.3. Install culvert pipe at the side ditch, fill 50cm gravel at the top of culvert pipe, then roll it, and pour 20cm thick C20 concrete at the top.

3.4. Set up 1 full-time security officers in grade crossing, who will be responsible for directing the passing construction vehicles during the construction of the service road, ensuring the driving safety of local vehicles and construction vehicles, and cleaning the crossing to ensure that the construction vehicles are free of mud.

3.5. Set service road signs at the exact positions of 10m on both sides of grade crossing.

3.6. Set up service road safety fences at accurate positions on both sides of the construction service road grade crossing, set up color speed bumps on the left and right sides of S323 provincial road and S2 15 provincial road within 50m on both sides of the construction service road grade crossing, and set up deceleration warning signs at 200m on the service road grade crossing.

4. Quality, safety and environmental protection measures

4. 1. Engineering quality assurance measures

(1) Organization guarantee

The project department set up an engineering quality management team headed by the project manager to be fully responsible for the engineering quality. The project department has quality inspection department, full-time quality inspection engineer, professional project department has full-time quality inspection engineer, and the construction team has quality inspection engineer. The team should have quality inspectors to control the whole process of the project.

(2) System guarantee

(1) Establish and improve the lifelong responsibility system for project quality.

Implement the lifelong responsibility system for project quality. Competent leaders at all levels respectively sign lifelong quality responsibility letters, clarify quality responsibility and division of work with the traceability of quality responsibility, ensure that all quality-related personnel treat quality work with a highly responsible attitude, and realize a benign work cycle of ensuring work quality with personnel quality and ensuring all systems and field operations in place with work quality.

② Ensure the effectiveness and authority of supervision by quality inspection engineers.

The project department will set up a full-time quality inspection engineer, and the project department will ensure the effectiveness of on-site quality inspection and supervision through institutionalized management, and at the same time give the quality inspection engineer the authority to reward and punish the project quality by administrative means. The project department must sign the quality inspection engineer for the inspection and valuation of each project before the planning department can calculate it. After the approval of the project manager, the finance department can pay.

(3) Establish a quality assurance fund and implement a pricing system with high quality and good price.

The project department will reserve 2% of the cost as the quality guarantee, and carry out inspection and valuation for the professional construction team, and implement the system of high quality and good price. For the construction team, according to its quality situation, the pricing method of quality reward and punishment coefficient of responsibility budget is implemented. Quality rewards and punishments shall be reported by the quality inspection engineer to the project chief engineer and the project manager for approval.

④ Establish and improve the quality inspection and evaluation system.

Safety production goal: realize "six elimination, three elimination, two control and one innovation".

6. Put an end to: put an end to major accidents in which employees die because of work or not; Put an end to Du's accidents among many people; Put an end to major mechanical equipment accidents; Put an end to traffic accidents caused by our responsibility; Put an end to major floods and fire accidents; Put an end to the explosion of dangerous explosives.

Third, eliminate: eliminate illegal command; Put an end to illegal operations; Put an end to inertia accidents.

Second, control: the annual serious injury rate is controlled below 0.5%, and the annual injury rate is controlled at 6%.

A creation: safe construction site.

Establish a safety guarantee system headed by the project department, firmly establish the policy of "safety first, prevention first, comprehensive treatment", and ensure everyone's safety. According to the characteristics of this project, the following safety measures are formulated:

(1) Establish a safety leading group.

Team leader: Xu Jing (project manager)

Deputy Team Leaders: Chu Jingjie (Deputy Manager) and Wang Wenting (Minister of Security)

Team members: Fu Binju, Li Yong, Fenqiang, Li Wei and Zuo Wei.

(2) formulate safety measures

Strictly implemented in the construction; And from the technical point of view, according to the actual situation, solve the safety problems in construction in time and realize the safety goal.

(1) during the construction, the Technical Specification for Safety of Construction and Installation Engineering and the Operating Rules for Safety Technology of Construction and Installation Workers shall be strictly implemented.

(2) The installation and use of temporary power lines, power transformation and distribution facilities on the construction site meet the requirements of Technical Specification for Temporary Power Use in Building Construction (JGJ46-88) of the Ministry of Construction. Power lines are designed according to the construction organization, and it is strictly forbidden to pull wires and electricity at will.

(3) The construction machinery shall be set in the designated position, and shall not encroach on the 323 provincial highway and S2 15 provincial highway. Construction machinery shall be put into use after being installed in the site and passing the safety inspection.

(4) the field special operations personnel should be in accordance with the GB 5036-85 "special operations personnel safety technology assessment management regulations" for special training and assessment, qualified certificates.

4.2. Environmental protection and civilized construction measures

(1) Environmental protection measures

(1) The construction site shall be used within the scope of the owner's requisition as far as possible, with little or no cultivated land.

(2) Disposal of garbage at the construction site and construction site, environmental protection at the construction site reflects the quality of the construction team, and production garbage is piled up in a centralized way and handled in time.

(3) The domestic sewage is set up in a sewage tank, and discharged after settling to meet the discharge standard, so as not to pollute the nearby water system, so that the construction site can operate in an orderly manner, achieve civilized construction and good environmental protection, and fully reflect the modern civilization and excellent environmental protection of building construction.

(4) Pay attention to whether there are underground pipelines during construction and excavation. If yes, contact the owner and relevant departments in time to solve the problem reasonably, and don't do it blindly. If you accidentally run into an underground pipeline, you should report it in time to protect the site.

(5) After the service road construction is completed, sprinkle water on the construction road every day to ensure that it is moist and does not raise dust.

(2) Civilized construction

(1) Establish civilized construction organization and formulate specific measures to keep the site and living area clean and tidy.

(2) Safety warning signs, protective piles and personnel deceleration facilities are mainly set on the construction roads, and no other personnel are allowed to enter.

(3) Construction personnel should wear badges and helmets, and special types of work can wear safety protective clothing and take necessary protective measures.

(4) Set up obvious construction signs on the operation surface, and introduce the well-known projects, construction, design, supervision and main protective measures of the contractor.

⑤ Set a certain number of quality and safety placards and colorful flags on site.