1. When entering the construction site, operators must wear safety helmet, protective work clothes and work shoes correctly.
2. Warning lines and safety identification signs should be set up in the construction area.
3. The gasket shall be firm and have sufficient rigidity. When installing, it should be 30cm above the ground, and the orifice safety facilities are complete.
4. All electrical and power facilities must use national standard products, and the power lines adopt "tn-s" system and "one machine, one air, one touch and one protection" mode. Power line and lighting line are separated, and power line must use cable, laid under pipeline or overhead. Don't use colored thread.
5. After the rig is in place, the rig and supporting equipment shall be thoroughly inspected. Rig installation must be smooth and firm; Brace or cable wind rope should be added to the drill frame.
6. Impact drilling should choose mechanical equipment with large lifting capacity. The selected drill bit, hoist and wire rope should be configured reasonably, and the quality must be checked. When the wire rope and the drill cone are fixedly connected by rope clips, the number of rope clips should match the diameter of the wire rope. In the process of impact, the slack of wire rope should be properly controlled.
7. When punching or impact drilling is used, when the drill bit is mentioned near the bottom edge of the casing, it should be lifted steadily at a reduced speed, and collision and hook with the bottom edge of the casing are not allowed.
8. When using forward and reverse circulation drilling rigs and submersible drilling rigs, the cables should be checked regularly, and the joints must be firmly tied to ensure water tightness. For places that are often soaked in water and mud, they should be erected overhead. When moving the drilling rig, cables and feng shui pipelines should not be squeezed.
9. Mud circulating purification system shall be set for mud used in drilling; And pay attention to prevent or reduce environmental pollution.
10. When the drilling rig stops drilling, the drill bit must be lifted out of the hole and put on the drill frame, and it is not allowed to stay in the hole.
1 1. For the buried gasket that is not drilled or driven but not pulled out, a gasket top cover shall be added or a safety net cover shall be laid.
12. All operators must abide by the forest fire safety regulations, and shall not use naked fire or throw cigarette butts.
13. Maintenance personnel must wear non-slip shoes, fasten their seat belts and abide by the safety regulations for aerial work when climbing for maintenance.
14. A fence with a height of not less than 1.2m must be set around the mud pit, and the fence must be firm.
15. It is forbidden to maintain the pile hammer in suspension.
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