How To Remove The 25 Ton Gantry Crane?

How to Remove the 25 ton Gantry Crane?
 

Risk factor: When removing the door crane, heavy objects may injure people.
 

Possible injuries: swollen fingers, body injury, heavy object falling and head injury (with safety helmet), heavy object crushing to death.

 

 

1. When the 25 ton gantry crane is dismantled, the technical person in charge organizes relevant technical personnel and full-time safety personnel to supervise the implementation details on the site; and arranges special personnel to be responsible for on-site supervision and inspection, and immediately rectifies any violations.

When hoisting and dismantling, arrange special personnel to command and guard. The commanders must wear command armbands, hold command flags and whistles. The driver of the truck crane only obeys the signals of the commanders and is not allowed to follow the commands of other people at will.
 

2. When the transport vehicles arrive at the site, arrange special personnel to be responsible for maintaining the traffic order on the site, clarify the sequence of demolition, and direct the vehicles to be in place.
 

3. Organize hoisting and demolition personnel and relevant personnel of the project department to be familiar with the demolition plan and make technical disclosure before demolition.
 

4. During the dismantling process of the components, the lifting points should not be changed arbitrarily according to the regulations.
 

5. During the dismantling process of components, it is strictly forbidden to collide with other components to avoid damage.
 

6. The mechanical properties of mechanical equipment and tools should be rechecked before use to ensure that they meet the requirements for use.
 

7. Each component should be in a horizontal state when lifting after removing the bolt connection.
 

8. After the crane is hoisted, the boom needs to be rotated, and the components should not be rotated at too high a position as much as possible, so as to prevent the ground staff from losing control of the lifting parts.
 

9. Each component should be moved carefully and slowly, so as not to damage the component.
 

10. When removing the outriggers, the cables should be fixed firmly, and special personnel should be sent to check and mark them. If any abnormality is found, the operation should be stopped immediately and reinforced.
 

11. Special types of workers must hold a certificate to work.
 

12. Set up prohibition signs within the scope of lifting operations, and non-operating personnel are strictly prohibited from entering.
 

13. When the two cranes cooperate to dismantle, carry out reasonable load distribution according to the lifting capacity of the cranes, unified command, and cooperate with each other. During the dismantling process, the hooks of the two cranes should be basically kept vertical to the ground.
 

14. The command personnel should be staff with considerable construction experience, use unified command signals, the signals should be declared and accurate, and all personnel should obey the command.
 

15. The performance of tools and equipment should be checked before construction operations to prevent tripping and breaking.
 

16. Use protective fences and ropes to set up a cordon around the work area.
 

17. Personnel working at heights should not be eager for success, use too much force, and throwing tools is strictly prohibited. The wind rope must be fastened during dismantling to ensure the stability of the equipment. During underground construction, enough lights should be set up to meet the needs of construction.
 

 

Emergency plan
 

1. Emergency action
 

After the safety accident occurs, the project manager should report the time, location, casualties and on-site damage to the company's safety work leading group within 2 hours, and the company's safety work leading group will decide whether to activate the emergency plan. Report to higher authorities in a timely manner in accordance with relevant regulations.
 

2. Emergency response
 

All functional departments and project departments should immediately enter the emergency work state after receiving the notification of starting the emergency plan, quickly set up various professional teams and carry out work according to their respective responsibilities, and implement the following emergency actions.
 

The headquarters quickly formulated a work plan, rescued the injured and buried personnel, and seized Xiangri safety technical data. Activate all kinds of communication equipment to ensure smooth communication day and night.
 

The project manager who has an accident must stop all other activities and unconditionally cooperate with the work of the leading group, and must not leave his post without authorization, and the responsible persons must obey the unified management of the headquarters.
 

Implement safety protection measures for important facilities around the accident site. Deploy on-site personnel to ensure the stability of the site. Organize accident cause investigation and assessment, and formulate safe and dangerous areas. Repair and restore production and living supply infrastructure.
 

Maintain order at the scene and prevent various illegal and criminal activities. Properly accommodate the casualties and their families. Formulate preventive measures and organize their implementation to ensure safe construction during the resumption of production.
 

According to the situation of on-site safety rectification and the opinions of the relevant superior departments, an instruction to resume production will be issued.