Emergency plan for bridge gantry crane

The bridge cranes and gantry cranes used by enterprises are large-scale equipment. In the event of an accident, an emergency response plan is required to quickly solve the problem and deal with various emergencies. Reduce losses caused by accidents. The editor of our factory found a relatively complete emergency plan document for bridge gantry cranes on the Internet, and share it with you here for your reference:

2 Сфера применения: It is suitable for the special emergency rescue plan of the company's internal bridge and gantry crane accidents, mainly including: electric single beam suspension crane , electric hoist bridge crane , electric hoist gantry crane and other equipment.

3 Emergency rescue organization and responsibilities

• 3.1 Responsibilities of emergency rescue posts
  • 3.1.1 The main responsibilities of emergency rescue commanders
    • (1) Organize and formulate emergency rescue plans for bridge and gantry crane accidents.
    • (2) Responsible for personnel, resource allocation, and the mobilization of emergency teams.
    • (3) Determine the on-site commander.
    • (4) Coordinating relevant work at the accident site.
    • (5) Approve the initiation and termination of this plan.
    • (6) The job responsibilities of internal organizations such as the office, security team, safety firefighting team, medical rescue team, logistics rescue team, accident analysis and investigation team, communication liaison personnel, and aftermath work team established under accident conditions and the responsibilities of personnel at all levels .
    • (7) Reporting of accident information of bridge and gantry cranes.
    • (8) Responsible for protecting the accident site and related physical evidence and data.
    • (9) Organize drills for emergency response plans.
    • (10) Accept the government's instructions and transfers.
  • 3.1.2 The main responsibilities of the site command
    • (1) Conduct timely assessment of the dangerous situation at the accident site of bridge and gantry cranes and report to the headquarters at any time.
    • (2) Communicate and implement the instructions and arrangements of the headquarters to ensure the smooth progress of on-site rescue work.
    • (3) Coordinate the work of various functional groups for on-site rescue, and implement rescue according to the plan procedures.
  • 3.1.3 The main responsibilities of the security team
    • (1) Do a good job in site protection and vigilance, and protect the site as much as possible on the premise of ensuring the safety of emergency rescue work.
    • (2) Assist in the evacuation and evacuation of irrelevant personnel from dangerous areas around the accident site.
    • (3) Maintain order at the rescue site and ensure unblocked rescue channels.
    • (4) Responsible for communication guarantee.
  • 3.1.4 The main responsibilities of the fire safety team
    • (1) Evacuate the injured from the danger zone.
    • (2) Take relevant measures to cut off the chain of accident development and curb the deterioration and expansion of accidents.
    • (3) Responsible for emergency repairs of bridges and gantry cranes and monitoring of emergency equipment.
  • 3.1.5 The main responsibilities of the logistics rescue team
    • (1) Responsible for the supply of logistics materials, including emergency rescue support, equipment technical data, emergency rescue equipment and materials, communication equipment and funds, etc.
    • (2) Provide on-site logistics support services.
    • (3) Provide first aid to the injured on the spot and notify the relevant medical department or send them to the hospital.
  • 3.1.6 Responsibilities of the equipment repair team: Responsible for on-site equipment repairs and equipment guarantee.

4 Hazard identification and disaster consequence prediction

• 4.1 Bridge and gantry crane injury accidents and cause analysis: the following emergency situations may cause casualties and equipment damage.
  • 4.1.1 Electric shock accident
  • 4.1.2 Collision squeeze accident
  • 4.1.3 Falling accidents from heights during lifting operations
  • 4.1.4 Spreader or hanging object falling accident
  • 4.1.5 Crane tipping, breaking, and collapsing accidents

5 Early warning and prevention mechanism: in accordance with the company's safety operating procedures for various special equipment. The Ministry of Works is responsible for supervision and inspection.

6 Emergency response

• 6.1 Internal reporting procedures after an accident
  • After an accident occurs, the on-site operation or operator will notify the supervisor as soon as possible. After receiving the report, immediately confirm on-site and report the situation to the emergency rescue headquarters (equipment type, parameters, location, accident degree, approximate loss, etc.) .
• 6.2 Emergency treatment when a bridge gantry crane occurs in a dangerous state
  • When a dangerous state occurs, the dangerous information should be transmitted in the first time according to the emergency report procedure, and the following methods should be referred to for emergency treatment.
  • 6.2.1 Emergency treatment at the initial stage of discovery of accidents (hidden dangers) (for the purpose of cutting off the chain of accident development and returning the sudden danger from the critical state of the accident to the normal state).
  • 6.2.2 Internal reporting procedures after the accident
  • After a bridge or gantry crane accident occurs, the on-site operators or operators should notify the bridge and gantry crane team leader as soon as possible. After receiving the report, the team leader shall immediately confirm the scene and report the situation to the emergency rescue headquarters (accident occurred) The model , parameters, location, accident degree, approximate loss, etc. of the bridge and gantry crane ).
• 6.3 Emergency handling when bridge and gantry cranes are in a dangerous state
  • When a bridge or gantry crane is in a dangerous state, the first response is to transmit the dangerous information according to the emergency report procedure, and refer to the following methods for emergency treatment.
  • 6.3.1 Emergency treatment at the initial stage of discovery of accidents (hidden dangers)
    • According to the actual accident (hidden hazard) phenomenon on site, refer to the troubleshooting and emergency handling clauses in the respective equipment maintenance manuals to cut off the chain of accident development and restore the sudden danger from the critical state of the accident to the normal state.
    • Corresponding measures should be taken immediately according to the type of incident, such as cutting off dangerous power sources, transferring or blocking falling materials to injure people, evacuation of threatened personnel, and on-site isolation.
  • 6.3.2 Emergency treatment when a person falls from a height
    • (1) On-site vigilance and isolation
    • According to the situation and number of on-site personnel, appropriate areas should be guarded and isolated. At the same time, care should be taken to ensure that the emergency rescue channels are unblocked to prevent the continued expansion of fall injuries and the obstruction of on-site rescue work by onlookers.
    • (2) Rescue the wounded at the scene
    • After taking the necessary protective measures, the on-site commanders will direct the rescue team personnel according to the situation of the person's fall, and use the corresponding tools, equipment and means to rescue the wounded who fell as soon as possible.
    • (3) The medical rescue team rescues and escorts the wounded at the scene
    • (4) Emergency rescues must be carried out by professionals who have obtained special equipment operator certificates through drills and professional training, and must wear necessary protective equipment (safety helmets, protective clothing, non-slip shoes, etc.) during emergency rescues.
    • (5) On-site commanders can use loudspeakers (or microphones) to conduct unified command and unified actions.
  • 6.3.3 Sudden power outages and other circumstances cause the driver or operator to be trapped high in the sky
    • (1) On-site vigilance and isolation. The on-site commander shall implement regional isolation by the security team according to the on-site situation and ensure that the rescue channel is unblocked.
    • (2) The rescue personnel of the safety fire fighting team quickly mobilized equipment such as hydraulic lifting platforms or reached the location of the trapped persons via high-altitude passages to help the trapped persons escape the dangerous area. If anyone is injured, depending on the specific situation, use a safety rope or other methods to transfer the injured.
    • (3) If there are dangerous slings or hoisted objects, the standby power supply should be switched or the position of the hoisted objects should be fixed according to the situation.
    • (4) Rescue equipment operators should be carried out by professional maintenance personnel who have obtained special equipment operator certificates and climbing operation certificates, and must wear necessary protective equipment (safety belts, helmets, anti-skid shoes, etc.), and take necessary measures to prevent personnel Falling from high altitude.
    • (5) High-altitude and ground-rescue personnel should conduct unified command and coordinate actions. According to the situation, the ground can be equipped with protective measures (inflatable shock cushions, protective nets, etc.) to prevent trapped personnel and rescuers from falling from high altitude.
  • 6.3.4 Collision and extrusion of bridge and gantry cranes
    • When the crane collides with extrusion workers during maintenance, hoisting and operation:
    • (1) Immediately shut down or implement reverse operation operations, arrange special personnel to guard the aerial objects or spreaders at the emergency rescue site, and the logistics rescue team shall take protective measures.
    • (2) The rescue personnel of the safety fire fighting team should wear necessary protective equipment (safety helmets, anti-skid shoes, etc.) to enter the dangerous area to rescue the wounded. If the wounded cannot get out of the object while being squeezed in the object, other necessary means (forklift, gas cutting machine, jack) should be adopted. Etc.) Implement rescue.
    • (3) The medical rescue team is responsible for rescuing and transporting the wounded.
  • 6.3.5 Leakage and electric shock of bridge and gantry cranes
    • (1) Cut off the power supply. The safety fire team quickly disconnected the main power supply of the crane.
    • (2) The rescue personnel of the safety fire fighting team shall use insulators (rods) or wooden rods to separate the contact between the conductive body and the wounded.
    • (3) Medical staff implement artificial respiration or other methods to rescue the wounded.
    • (4) Blind rescue is prohibited before the main power supply is cut off.
    • (5) When the driver is trapped in the crane leakage situation, if the main power supply is not disconnected, it is forbidden to move by himself to avoid personal injury caused by the step voltage.
    • (6) Rescuers must wear protective equipment such as insulating clothing, insulating shoes, and insulating gloves.
  • 6.3.6 Bridge, gantry crane spreader or hanging objects hurt people
    • (1) On-site vigilance and isolation. According to the situation at the scene, the security team shall guard and isolate the scene, and ensure that the rescue channel is unblocked, so as to avoid the continued expansion of falling object injuries and the influence of irrelevant personnel on the scene rescue work.
    • (2) Emergency notification of evacuation and evacuation of persons within the danger zone. The communication liaison personnel use effective communication means (broadcasting, microphone, etc.) to immediately notify the personnel in the dangerous area at the scene, and the security team will promptly organize the evacuation and evacuation of the personnel in the dangerous area.
    • (3) Emergency rescue and rescue of the wounded.
    • (4) The professional rescue personnel of the safety fire fighting team shall use the necessary equipment and facilities (trunk cranes, forklifts, gas cutting machines, jacks, etc.) to remove the collapsed objects to search and rescue the injured.
    • (5) The medical rescue team transports the wounded in first aid.
    • (6) When rescuing people, there should be technical experts (personnel) at the scene to give guidance, first cut off dangerous power, water, and gas sources, and evacuate flammable and explosive dangerous goods. If a fire or explosion accident has occurred, a fire fighting team should be organized at the same time. Carry out fire fighting work, pay attention to the burning oil and molten steel (iron) water in the state of fire. Do not use water to extinguish the fire. While rescuing, there should be a dedicated person responsible for monitoring the dangerous conditions (airborne objects, cables, wires, sharp objects, fire sources, etc.) at the scene to ensure the safety of rescuers.
    • (7) When searching and rescuing the wounded, it is generally not advisable to use large-scale mechanical equipment to avoid causing secondary injuries to the wounded.
• 6.4 Incident monitoring measures:
  • Including monitoring and analysis of the degree of harm caused by the accident, whether the accident is effectively controlled, and whether there is a tendency to expand the danger. The accident monitoring is implemented by the on-site headquarters.
  • (1) Arrange a dedicated person to monitor the accident site of the bridge and gantry crane at any time (the stability of the whole machine and its components, the deformation of the metal structure and the change of dangerous parts, the stability of the falling objects, the progress of the rescue of the wounded, etc.), and according to When the scene changes, it is judged whether the accident has been effectively controlled and whether there is a danger of further expansion.
  • (2) Collect the original data of bridges and gantry cranes, analyze and determine the degree of harm caused by the accident based on the on-site conditions, and summarize and report the casualties and property losses.
• 6.5 Principles, measures and start-up conditions of evacuation and resettlement
  • 6.5.1 Start conditions
    • Quickly predict the degree of danger at the scene of bridge and gantry crane accidents, and chain the hazards (toxic and harmful, flammable and explosive, high temperature and low temperature, corrosion, etc.) In response to endangering the safety of personnel and property losses in the area, the emergency command center shall report to the emergency rescue commander to determine whether to implement evacuation and resettlement of personnel.
  • 6.5.2 Measures
    • (1) Clarify the evacuation route and the list, number and location of resettlement personnel.
    • (2) The emergency headquarters organizes and assists in evacuation and resettlement.
    • (3) Check and confirm the living and safety conditions of resettlement personnel.
    • (4) Determine the resettlement of the resettlement personnel according to the progress of the rescue work.
• 6.6 Vigilance requirements at the accident site: The security team is responsible for cleaning the scene and guarding the scene to avoid entry of irrelevant personnel.
  • 6.6.1 Procedures for personnel entering and leaving the site.
  • 6.6.2 According to the nature of the accident, ensure that appropriate personal protective equipment is selected and used.
    • According to the types of accidents that may occur on bridges and gantry cranes, emergency rescuers should generally be equipped with personal protective equipment such as safety belts, safety helmets, insulated shoes, anti-smashing shoes, safety ropes, protective glasses, and gas masks.
  • 6.6.3 Self-rescue and mutual rescue measures for emergency rescuers in various situations.
    • (1) Falling from high altitude: avoiding secondary injury caused by blind movement, pressing the main arteries and blood vessels of the injured part to prevent major bleeding.
    • (2) Trapped high altitude: quickly fix it in a safe position with a safety belt, and find a safe evacuation way to leave the trapped area.
    • (3) Electric shock: cut off the main power supply and quickly remove the leakage (conducting) objects with insulators.
    • (4) Squeeze collision, sling (object) falling and smash injury: Use a support to block the extrusion to prevent continued compression, and protect important parts of the human body from pressure.
    • (5) Fire and hazardous medium environment: quickly wear a professional gas mask or cover the nose and mouth with a wet towel, bend over and walk low, and evacuate in the direction of the upward air vent to endanger the environment.
    • (6) Other mutual rescue measures: such as artificial respiration.
  • 6.6.4 On-site recovery: The security team and equipment repair team are responsible for on-site recovery.
• 6.7 Vigilance requirements at the accident site: During the accident, the security personnel shall be responsible for the on-site vigilance.
• 6.8 Preparations and regulations to protect the safety of emergency rescuers
  • 6.8.1 Personnel entering the scene must be approved by the on-site commander.
  • 6.8.2 According to the nature of the accident, ensure the selection and use of correct and reasonable personal protective equipment.

Air rescue personnel should be equipped with safety ropes, safety belts, safety helmets, insulated shoes, etc., and ground rescue personnel should be equipped with personal protective equipment such as safety helmets and anti-smashing shoes.

7 Emergency technology and on-site disposal measures

• 7.1 Specific emergency techniques adopted by emergency responders
• 7.2 On-site investigation
  • 7.2.1 Carefully survey and record various phenomena, and make necessary technical measurements. Record the pressure-bearing and load-bearing parts of the special equipment, the accident site and the damage to the surrounding facilities, and pay attention to checking the safety accessories and safety protection devices.
  • 7.2.2 Investigation of casualties, damage to equipment and components.
  • 7.2.3 Investigation of damage to safety accessories, safety protection devices, and auxiliary equipment (implementation).
  • 7.2.4 Take emergency measures and emergency rescue situations during the accident.
  • 7.2.5 Other situations that need to be investigated.

8 accessories

• 8.1 The post organization chart of the emergency rescue command organization and related personnel.
• 8.2 Special equipment registration list and distribution map.
• 8.3 Forecast map of the scope of impact of major accidents and disasters.
• 8.4 "Emergency Directory"
• 8.5 List of emergency equipment, equipment and materials.

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