Key points of safe operation in bridge construction?

1, the construction unit in the construction site management must establish the responsibility system for production safety, safety management network, various types of work safety technical operation procedures, target management, construction organization design (targeted safety technical measures), division (disciplines) safety technical disclosure, safety inspection, safety education (three-level education for construction personnel), special operations related certificates (roster), industrial accidents and safety sign accounts. 2. Widening large and medium-sized bridges, which occupy roads or navigation channels due to construction and affect traffic and navigation channels, shall be approved by the construction unit or the general contractor according to law, and the construction unit shall inform the shipping units and residents after approval. And actively obtain the cooperation of public security and port supervision in the construction. 3. In bridge construction, roads and ports need to be closed, which will affect the traffic of vehicles and smooth navigation channels. In addition to going through the examination and approval procedures, it is also necessary to publish an announcement in the newspaper when necessary. Site access and temporary bridges should be set up. The access road should be solid and flat, and the temporary bridge should be erected firmly. Guardrails, sidewalks and temporary bridges on both sides of the bridge shall be equipped with sufficient lighting equipment. After the construction unit has completed the construction of the access road and the temporary bridge, the site project department shall report to the company, and it shall not be opened for use until it is accepted by the company's quality supervision department and security department. 4, the bridge construction unit should do a good job in the safety isolation of construction area and non-construction area, and the guardrail enclosure must be standardized and standard. Signs must be set up on the construction site, indicating the name of the project, the construction unit, the design unit, the construction unit, the project manager and the person in charge of the construction site, the date of commencement and completion, the approval number of the construction permit, etc. The construction unit is responsible for the protection and management of site signs. 5. Construction personnel must wear safety helmets when entering the construction site. Operators on the bridge deck must wear logo uniforms, and personnel engaged in water and aerial work must wear life jackets and safety belts at night. During bridge construction, materials should not be piled on the bridge deck and roads, and the appearance of the site should be kept clean and tidy, and construction waste should be cleaned at any time to ensure smooth traffic. 6. In bridge construction, when the depth of large excavation foundation pit is 1.2m, it must be supported. Earthwork shall be stacked at a distance of not less than 0.8m from the edge of the foundation pit and at a height of not more than 1.5m to prevent landslides from hurting people. Support plates and columns shall be intact, and damaged or bent support plates and columns shall not be used. To master the underground pipeline before excavation, you must contact the relevant units in time, and then start processing after knowing the situation. 7, piling (including bored pile) operators should hold relevant certificates, piling by specialist command, a clear division of labor, focus, cooperate with each other, coordinated. The pile is not easy to be buried when it encounters hard objects during piling. Pay attention to the high jump of the pile hammer to prevent it from rising and flying out of the top frame. Stop piling construction, contact relevant technical departments, and conduct on-site treatment after approval before piling construction. 8, transportation capping beam installation and piling, isolation facilities are set up in the working area and non-working area, occupying the roadway on the highway or hanging beams on the river to occupy the waterway. You must go through the examination and approval procedures with the public security and port supervision, and ask for their cooperation. Before hoisting, attention must be paid to whether the environment of the job site meets the safety requirements, whether the roads are clear, whether the machines and tools are in good condition, and whether the safety facilities and protective measures are complete. Hanging beam installation fences and signs shall be set up. With the change of operation, the operation fence should be placed 50 meters away from the operation area, and the second block should be placed at 10 meters away from the third block. After inspection, it meets the safety requirements, before the installation and construction of hanging beam can be carried out. 9, lifting driver must hold relevant certificates, and should be equipped with hooks and specialist command. When lifting the beam, you must abide by the lifting operation procedures and the relevant regulations such as ten no-lifting. When working, your legs must be fully stretched and the ground must be solid and stable. No leg operation, no crane. It is forbidden to shrink legs when lifting, overloading, overspeed, oblique hanging and working under high-voltage lines. 10. During the construction of piers, platforms, columns and beam caps, steel scaffolding should be erected, railings should be set up on the working platform, skirting boards should be set up at the bottom of protective railings, and fixed escalators and handrails and anti-skid measures should be set up from top to bottom. After the erection is completed, it can be used only after passing the acceptance. 1 1. During waterway construction, the waterway and main waterway shall be set, and eye-catching signs such as red flag and red light shall be set at a certain distance upstream and downstream of the wharf. Warning signs must be set in the operation area, and operators must wear life jackets. 12, the installation and use of power lines and facilities on the construction site must conform to the installation specifications and safety operation procedures, and be erected according to the construction organization design. It is forbidden to connect wires at will. The construction site must ensure the night lighting required for construction safety, and the lighting lamps and lanterns in dangerous and humid places must adopt the voltage that meets the safety requirements. 13, all kinds of mechanical equipment on the construction site must go through safety inspection, and can only be used after passing the inspection. Mechanical operators must carry out operation procedures, and all special operators must hold relevant certificates. It is forbidden for unlicensed personnel to operate and use labor protection articles correctly. 14. The construction site provides all necessary living facilities for employees to meet the requirements of hygiene, communication and lighting, and the food and drinking water supply of employees meets the hygiene requirements. 15, a certain number of banners, slogans and propaganda flags are set up on the construction site, and three-level safety education, pre-shift safety education and sub-project operation safety education are given to the construction personnel, so as to improve their safety awareness and self-protection awareness and ensure construction safety.

For more information about project/service/procurement bidding, and to improve the winning rate, please click on the bottom of official website Customer Service for free consultation:/#/? source=bdzd