(1) Basic safety requirements for civil works 1. Holes and platforms with a height exceeding 0.6 m shall be provided with railings or cover plates. If necessary, safety guard plates shall be provided at the edges. Around the platform and around the hole, a water-proof cofferdam with a height of not less than 100 mm shall be built; the trench shall be provided with an iron cover with a gap of not more than 20 mm.
2. For buildings of more than 60m in length, there should be two main stairs. The stair angle of the main passage should be no more than 45. Pedestrians with infrequent stairs can reach 60 0. The clearance height above each step of the stairs should not be less than 2.2m. The pedestrian passage under the stair rest platform shall have a net width of not less than 2.0m.
3. The width of the main operation channel in the plant shall not be less than 1. 5m. The width of the general equipment maintenance channel shall not be less than 1. 0m, and the clearance height of the channel shall not be less than 2.0m.
4. The slope of the channel reaches 60~12. When adding, anti-slip strips should be added; the slope is greater than 12. When, you should set a step. Non-slip measures should be taken for floors that often have slippery substances such as water and grease.
5. For buildings above 10m, if there is flammable material on the roof, a fixed fire-fighting steel straight ladder with a distance of 3m and a width of not less than 500mm should be installed outdoors.
6. For buildings with roofs to be inspected or frequently cleaned, if the height is more than 6m, fixed steel straight ladders for inspection and repair shall be provided; if the height difference between the two roofs of multi-storey factory houses is more than 2m, straight ladders shall be provided; if the height of the eaves is greater than 10m, Protective railings shall be provided at the side of the raft. If it is less than 10m, safety hooks may be provided, and the spacing of the hooks shall be no more than 6m.
(II) Safety requirements related to the installation of mineral processing equipment 1. The exposed part of the equipment shall be provided with a protective cover or a protective screen. The protective cover and protective screen shall comply with the requirements of the General Requirements for the Design and Manufacture of Mechanical Safety Protective Devices, Fixed and Mobile Protective Devices.
2. Before the operation of the strong magnetic separator, all the objects that may be attracted by the magnetic force should be removed. Objects such as iron bars and hammers that can be attracted by the magnetic force should not be brought around the equipment.
3. Coal gas operation area, shall be suspended eye-catching warning signs. A gas leak automatic alarm device shall be installed in the duty room and work place where personnel in the gas working area gather. The alarm device should be in good condition and should be verified at least once every 10 days.
4. The power plant dressing apparatus, should follow the "power mine design specification)) GB 50070-2009 and other requirements specifications, procedures. All electrical equipment and wiring should be clearly marked with warning signs, protective nets and security obstructions based on the degree of hazard to the person. A bare protective part of the electrical equipment that may be touched by a person shall be provided with a safety shield or obstruction and warning signs.
5. There should be no heat source that can damage electrical insulation or cause electrical fire near live conductors, equipment, transformers, and oil switches.
6. For the construction and large-scale equipment of the mineral processing plant, fire-fighting equipment and equipment shall be set up in accordance with the relevant national fire protection laws and regulations and the “Code for Fire Protection of Building Designâ€) GB 50016-2014. According to the fire hazard of production, the fire resistance rating of the building should be reasonably selected and corresponding fire prevention measures should be taken. Plants, warehouses, station houses, and basements shall be provided with appropriate quantities of safety exports in accordance with relevant state regulations. The safe evacuation distance and the width of the stairs, walkways and doors shall comply with the fire protection regulations, and the safety evacuation doors shall open outwards. Fire-fighting water piping systems and fire hydrants shall be provided in the factory, factory buildings and warehouses. The fire hydrants shall have sufficient water volume and water pressure.
7. The installation, disassembly and use of the radioactive source shall be carried out by a special person. Others shall not disassemble, repair or adjust the radiological device without authorization. It should be ensured that the radiation device with the interlock device is intact and the interlock device should not be removed without authorization. The problematic radiation device of the interlock device can be used after repair.
8. For radioactive waste, it should be disposed of in accordance with national regulations governing radioactive waste. Protective articles and work clothes after exposure shall be properly kept and disposed of as required.
2. For buildings of more than 60m in length, there should be two main stairs. The stair angle of the main passage should be no more than 45. Pedestrians with infrequent stairs can reach 60 0. The clearance height above each step of the stairs should not be less than 2.2m. The pedestrian passage under the stair rest platform shall have a net width of not less than 2.0m.
3. The width of the main operation channel in the plant shall not be less than 1. 5m. The width of the general equipment maintenance channel shall not be less than 1. 0m, and the clearance height of the channel shall not be less than 2.0m.
4. The slope of the channel reaches 60~12. When adding, anti-slip strips should be added; the slope is greater than 12. When, you should set a step. Non-slip measures should be taken for floors that often have slippery substances such as water and grease.
5. For buildings above 10m, if there is flammable material on the roof, a fixed fire-fighting steel straight ladder with a distance of 3m and a width of not less than 500mm should be installed outdoors.
6. For buildings with roofs to be inspected or frequently cleaned, if the height is more than 6m, fixed steel straight ladders for inspection and repair shall be provided; if the height difference between the two roofs of multi-storey factory houses is more than 2m, straight ladders shall be provided; if the height of the eaves is greater than 10m, Protective railings shall be provided at the side of the raft. If it is less than 10m, safety hooks may be provided, and the spacing of the hooks shall be no more than 6m.
(II) Safety requirements related to the installation of mineral processing equipment 1. The exposed part of the equipment shall be provided with a protective cover or a protective screen. The protective cover and protective screen shall comply with the requirements of the General Requirements for the Design and Manufacture of Mechanical Safety Protective Devices, Fixed and Mobile Protective Devices.
2. Before the operation of the strong magnetic separator, all the objects that may be attracted by the magnetic force should be removed. Objects such as iron bars and hammers that can be attracted by the magnetic force should not be brought around the equipment.
3. Coal gas operation area, shall be suspended eye-catching warning signs. A gas leak automatic alarm device shall be installed in the duty room and work place where personnel in the gas working area gather. The alarm device should be in good condition and should be verified at least once every 10 days.
4. The power plant dressing apparatus, should follow the "power mine design specification)) GB 50070-2009 and other requirements specifications, procedures. All electrical equipment and wiring should be clearly marked with warning signs, protective nets and security obstructions based on the degree of hazard to the person. A bare protective part of the electrical equipment that may be touched by a person shall be provided with a safety shield or obstruction and warning signs.
5. There should be no heat source that can damage electrical insulation or cause electrical fire near live conductors, equipment, transformers, and oil switches.
6. For the construction and large-scale equipment of the mineral processing plant, fire-fighting equipment and equipment shall be set up in accordance with the relevant national fire protection laws and regulations and the “Code for Fire Protection of Building Designâ€) GB 50016-2014. According to the fire hazard of production, the fire resistance rating of the building should be reasonably selected and corresponding fire prevention measures should be taken. Plants, warehouses, station houses, and basements shall be provided with appropriate quantities of safety exports in accordance with relevant state regulations. The safe evacuation distance and the width of the stairs, walkways and doors shall comply with the fire protection regulations, and the safety evacuation doors shall open outwards. Fire-fighting water piping systems and fire hydrants shall be provided in the factory, factory buildings and warehouses. The fire hydrants shall have sufficient water volume and water pressure.
7. The installation, disassembly and use of the radioactive source shall be carried out by a special person. Others shall not disassemble, repair or adjust the radiological device without authorization. It should be ensured that the radiation device with the interlock device is intact and the interlock device should not be removed without authorization. The problematic radiation device of the interlock device can be used after repair.
8. For radioactive waste, it should be disposed of in accordance with national regulations governing radioactive waste. Protective articles and work clothes after exposure shall be properly kept and disposed of as required.
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