Before maintenance, you should know the maintenance precautions:

1. Before safe operation, safety warning lines shall be set up in the affected area of heavy objects falling. The construction unit shall assign special personnel to stand guard and prohibit irrelevant personnel from entering the warning area.

2. Before the safe hoisting operation, the waste well work area will park at the roadside to the east of the high pole lamp and drive away.

3. The construction safety officer must obey the management of the waste well work area, and is forbidden to enter the main machine room in the internal work area and the places unrelated to his own safety operation.

4. Before hoisting the high pole lamp, evacuate the personnel in the winch room and office space to a safe place. A security cordon shall be set up and a specially assigned person shall stand guard to prevent personnel and vehicles from entering.

5. During hot work, special personnel shall be assigned for supervision, and leave after confirming that there is no fire hazard after the safe operation is completed.

6. The lifting process shall be operated by one person and supervised by at least one person. Focus on your work and don't talk or play at will. Unauthorized personnel at the lifting site shall not enter the range of 15 meters away from the pole. Operators and supervisors must stay 5 meters away from the pole during the lifting process. If problems are found, they should be carefully solved to prevent various accidents.

7. The lighting pole shall be hoisted under the guidance of a professional engineer. (The hoisting process shall be in accordance with the safety specification for crane use) The street lamp pole shall be vertical until it meets the requirements. Finally, the flange shall be fastened with double nuts.