2. Clean up the job site before the operation, and there is no flammable or explosive material in the construction site.
3. The job site should be equipped with 1-2 fire extinguishers and sprinkler pipes.
4. Before the operation, it is necessary to carry out watering and dust reduction at the working place before construction.
5. Before the operation, the ventilation team shall assign a full-time tile inspector to detect the gas concentration within 20 meters of the working place, and work below 0.5%; in the operation, the gas concentration should exceed 0.5% immediately. Take measures to allow the gas concentration to recover below 0.5% before working.
6. Oxygen bottles and acetylene bottles shall not be transported in the same car as the tanks, ensuring light and light handling during shipment.
7. Before using the electric welding machine, it must be carefully checked to confirm that the electrical performance is safe and reliable before it can be put into use. The welding machine wiring must be operated by a full-time electrician.
8. The welding machine should be equipped with a special switch, which will be used with the power supply. After the operation is completed, it must be reliably powered off.
9. Before the operation, it is necessary to carry out watering and dust reduction at the work site before construction.
10. The oxygen cylinder should be placed vertically. The two bottles should be kept at a distance of more than 10 meters and 10 meters away from the open flame.
11. During the construction period, the rescue team will be supervised by a special person.
12. The cutter should be kept in good condition. There should be no leakage after the valve of the pressure gauge is closed. Strictly prevent the valve of the mixed gas from being closed, and the acetylene watch should have anti-tempering device.
13. Installation and connection of oxygen cylinders and acetylene bottles and pressure gauges should be guaranteed to be intact, reliable and effective.
14. The construction responsible person shall implement this measure before the operation, and the construction personnel shall be familiar to everyone. During the operation, all participants must follow the instructions of the construction manager.
15. After the end of electric welding, it is necessary to carefully check the operation site and the vicinity for any abnormalities, and send a special person to check and stay for 1 hour to ensure safety before evacuation.
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