GB 50161: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB 50161-2022 | English | RFQ |
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3 days [Need to translate]
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(Fireworks and firecrackers engineering design safety standards)
| Valid |
GB 50161-2022
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| GB 50161-2009 | English | RFQ |
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6 days [Need to translate]
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Safety code for design of engineering of fireworks and firecracker
| Obsolete |
GB 50161-2009
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| GB 50161-1992 | English | RFQ |
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9 days [Need to translate]
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Safety code for design of fireworks and firecracker plant
| Obsolete |
GB 50161-1992
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PDF similar to GB 50161-2022
Standard similar to GB 50161-2022 GB 50156 GB 50144 GB 50174 GB/T 50530 Basic data | Standard ID | GB 50161-2022 (GB50161-2022) | | Description (Translated English) | (Fireworks and firecrackers engineering design safety standards) | | Sector / Industry | National Standard | | Classification of Chinese Standard | P34 | | Word Count Estimation | 161,143 | | Date of Issue | 2022-09-08 | | Date of Implementation | 2022-12-01 | | Issuing agency(ies) | Ministry of Housing and Urban-Rural Development of the People's Republic of China; State Administration for Market Regulation | | Summary | This standard applies to the engineering design of new construction, renovation and expansion of fireworks production and construction projects and wholesale warehouses, but not applicable to the engineering design of fireworks retail stores (points). | GB 50161-2022: (Fireworks and firecrackers engineering design safety standards)---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
1 General
1.0.1 This standard is formulated to standardize the safety design of fireworks and firecrackers projects, prevent major safety risks, prevent production safety accidents, protect the lives of the people, and promote the safe, sustainable and high-quality development of the fireworks and firecrackers industry.
1.0.2 This standard is applicable to the engineering design of new construction, reconstruction and expansion of fireworks production and construction projects and wholesale warehouses, but not applicable to the engineering design of fireworks retail stores (points).
1.0.3 The provisions of this standard on external safety distances are also applicable to the planning and construction of residential areas, enterprises, towns, and important facilities around fireworks production and construction projects and wholesale business warehouses.
1.0.4 In addition to complying with this standard, the engineering design of fireworks production and construction projects and wholesale operation warehouses shall also comply with the current relevant national standards.
2 terms
2.0.1 Fireworks project for production and construction of fireworks
Factory buildings, warehouses, places, and supporting facilities for the production of fireworks and firecrackers, black powder, pyrotechnic powder, fuses, etc. for the production of fireworks and firecrackers.
2.0.2 Hazardous goods
Items that may endanger human safety and property safety, this standard refers to black powder, pyrotechnic powder, fuse, single-base gunpowder, oxidant, reducing agent (combustibles), etc., as well as semi-finished and finished fireworks made of the above items.
2.0.3 Semi-finished product
Products that have been completed in some production stages and need further processing.
2.0.4 hazardous goods production building
Buildings (structures) that produce and process dangerous goods.
2.0.5 Hazardous goods transit store
During the production process, the buildings (structures) used for temporary storage of medicines, fuses, medicinal parts, semi-finished products and finished products in the factory area.
2.0.6 hazardous goods general store area
Centrally set up the warehouse area for storing dangerous goods such as finished fireworks and firecrackers, black powder, pyrotechnic powder (effect parts), and fuses.
2.0.7 temporary explosive storage cave
Caves embedded in natural mountains near dangerous buildings (structures) and used for temporary storage of medicines.
2.0.8 Hazardous buildings (structures)
Buildings (structures) that produce or store dangerous goods, including dangerous goods production plants, transit warehouses, storage warehouses, drying yards, fireworks and firecrackers testing grounds, caverns for temporary storage of black powder, pyrotechnic powder and effect parts, etc.
2.0.9 Calculated quantity of explosive
The maximum amount of explosives stored or processed in a building (structure) that can explode or burn at the same time.
2.0.10 design quantity of explosive
The amount of dangerous goods that can be converted into TNT equivalent and can explode at the same time.
2.0.11 External distance external safety distance
The minimum safe distance allowed under the specified damage standards between dangerous buildings (structures) and various external targets of the factory (reservoir area).
2.0.12 internal safety distance
The minimum distance between dangerous buildings (structures) and adjacent buildings (structures) should be satisfied under the specified damage standards.
2.0.13 Auxiliary room
Tool rooms, monitoring rooms, duty rooms, changing rooms, toilets, etc. set up in dangerous buildings (structures).
2.0.14 Armor protective device armor protective device
A device installed in a specific place or on a single specific equipment or operating position to prevent personnel, materials or equipment outside the device from being damaged by a possible local fire or explosion.
2.0.15 blast resistant door
The door is installed on the anti-blast structure wall of the anti-blast room and has the overall effect of resisting the blast shock wave and the penetration of fragments.
2.0.16 delivery window
It is a window-type device specially set up on the explosion-proof wall or safety isolation device to transfer dangerous materials and has the functions of explosion-proof and fire-proof.
2.0.17 emergency exit
The operating personnel in the building (structure) can be directly evacuated to the exit of the outdoor safe zone.
2.0.18 Electrical installation in hazardous locations
Explosive or flammable substances are present or expected to be present in sufficient quantities.
A place where precautions are taken for the construction, installation and use of electrical equipment.
2.0.19 combustible dust atmosphere combustible dust atmosphere
Under atmospheric environmental conditions, the mixture of dust or fibrous combustible substances and air is ignited, and the combustion spreads to the environment of all unburned mixtures.
2.0.20 Explosive gas atmospheres explosive gases atmospheres
Under atmospheric ambient conditions, the mixture of gas or vapor combustible substances and air is ignited, and the combustion spreads to the environment of all unburned mixtures.
2.0.21 Direct earthing direct-earthing
Connect metal equipment or metal components to the grounding system directly with conductors for reliable connection.
2.0.22 Indirect grounding indireet-earthing
Reliably connect the human body, metal equipment, etc. to the grounding system through anti-static materials or anti-static products.
2.0.23 Anti-electrostatio material
By adding conductive substances (carbon black, metal powder, etc.), antistatic agents, etc. to the polymer to reduce the resistivity and increase the charge leakage capability of the material.
2.0.24 Anti-electrostatic ware
Items made of curved antistatic materials, solid in shape, and with a resistance value in the range of 5×104Ω～1×108Ω.
2.0.25 static non-conductor static non-conductor
Objects with volume resistivity greater than or equal to 1.0×1010Ωm or objects with surface resistivity greater than or equal to 1.0×1011Ω.
2.0.26 maximum permissible surface temperature
The maximum surface temperature that electrical equipment is allowed to reach during operation in order to avoid ignition of dust.
2.0.27 Independent electrical substation
Independent substation.
2.0.28 anti-electrostatic floor
The ground that can effectively leak or dissipate static charge and prevent the accumulation of static charge.
2.0.29 Electrostatically leakage resistance
The total resistance between the measured point of an object and the earth.
3 Hazard levels of buildings (structures) and calculated dosage
3.1 Hazard levels of buildings (structures)
3.1.1 The hazard levels of hazardous buildings (structures) should be classified according to the following regulations.
1 Class 1.1 buildings (structures) are buildings (structures) in which dangerous goods have the danger of mass explosion or incident danger during manufacture, storage and transportation, and the destructive effect will spread to the surroundings. According to the destructive ability, it can be divided into the following grades.
1) Class 1.1-1 buildings (structures) are explosions caused by dangerous goods inside the buildings (structures)
In the event of an accident, its destructive capacity is equivalent to that of TNT workshops and warehouses, and the TNT equivalent coefficient of typical prescription drugs should comply with the provisions of Appendix A of this standard;
2) Class 1.1-2 buildings (structures) are explosions caused by dangerous goods inside the buildings (structures)
In the event of an accident, its destructive capacity is equivalent to that of black powder workshops and warehouses.
2 Class 1.3 buildings (structures), which means that the dangerous goods in the buildings (structures) have a greater risk of burning during manufacture, storage and transportation. There may be a small explosion or a small incident risk, or both, but there is no overall explosion risk, and its destructive effect is limited to the building (structure) and has little impact on surrounding buildings (structures).
Note. When "level 1.1" is used in this standard, it includes "level 1.1-1" and "level 1.1-2".
3.1.2 The hazard level of the plant shall be determined by the most dangerous production process. The hazard level of a warehouse should be determined by the most dangerous items stored therein.
3.1.3 The hazard level of the dangerous goods production process shall comply with the provisions in Table 3.1.3-1.The hazard level of the dangerous goods warehouse shall comply with the provisions in Table 3.1.3-2.
Table 3.1.3-1 Hazard levels of dangerous goods production process
3.1.4 The hazard level of fireworks and firecracker workshops using automated and continuous production processes shall be determined by the production process that is the most dangerous or the most serious accident hazard.
4.2.3 The external distance of Level 1.3 buildings (structures) in the dangerous goods production area shall not be less than the provisions in Table 4.2.3.
Table 4.2.3 External distance (m) of Level 1.3 buildings (structures) in hazardous goods production areas
4.3 The external distance of the general warehouse area of dangerous goods
4.3.1 The external distance between the dangerous goods warehouse in the general dangerous goods warehouse area and its surrounding scattered households, residential areas, enterprises, public transportation lines, high-voltage transmission lines, and the edge of urban planning shall be calculated according to the danger level of the warehouse and the calculated dose Then take its maximum value. The external distance shall be calculated from the external wall of the hazardous warehouse.
4.3.2 The external distance of Level 1.1 warehouses in the general warehouse area for dangerous goods shall not be less than the provisions in Table 4.3.2.
Table 4.3.2 External distance of level 1.1 warehouses in the general warehouse area of dangerous goods (m)
4.3.3 The external distance of Level 1.3 warehouses in the general warehouse area for dangerous goods shall not be less than the provisions in Table 4.3.3.
Table 4.3.3 External distance of level 1.3 warehouses in the general warehouse area of dangerous goods (m)
4.3.4 If the dangerous goods general warehouse area is adjacent to or connected to the production area, the distance between the buildings (structures) in the two areas shall be calculated according to the respective external distance requirements, and the larger value shall be taken.
4.4 The external distance between the discharge test site and the destruction site
4.4.1 The external distance of the discharge test site shall comply with the current national standards "Safety Technical Regulations for Large Firework Discharge" GB 24284 and "Fireworks and Firecrackers Safety and Quality" GB 10631 safety distance regulations.
4.4.2 The distance between the operation edge of the dangerous goods destruction site of a fireworks and firecracker enterprise and the surrounding buildings should not be less than 65m, and the amount of explosives burned at one time should not exceed 20kg.
4.4.3 When fireworks and firecracker enterprises use closed destruction towers (tanks) for the destruction of dangerous goods, they should be arranged in a remote area that is conducive to safety in the dangerous goods production area, and the internal distance from dangerous buildings (structures) should be determined according to the degree of danger. The hazard level and calculated dose of the building (structure) shall be determined and shall comply with the provisions in Table 4.4.3.
Table 4.4.3 Internal distance between closed destruction tower (tank) and adjacent buildings (structures)
5 General layout and internal distances
5.1 General layout
5.1.1 The general layout of the dangerous goods production area shall meet the following requirements.
1 When producing multiple product categories of fireworks and firecrackers in the same production area, separate production lines shall be established according to the characteristics of the production process and product types, and it is advisable to arrange them in sub-districts.
2 The general layout of the factory (warehouse) room of the production line should meet the requirements of smooth production process and matching production capacity, and the round-trip and cross-transport of dangerous goods should be avoided.
3 Anti-houses and warehouses of the same hazard level should be arranged in a centralized manner; factories and warehouses with large calculated doses or high risks should be arranged on the edge of dangerous goods production areas or other terrains that are conducive to safety; factories with relatively large dust pollution It should be arranged at the edge of the factory area, and should be arranged on the windward side of the annual minimum frequency wind direction of the factory area.
4 When the dangerous goods production plant is arranged against the mountain, the distance from the foot of the mountain should not be less than 3m; when the dangerous goods production plant is arranged in a mountain depression, it should be conducive to the safe evacuation of personnel and the diffusion of harmful gases.
5 Dangerous goods transport roads should not pass through the protective barriers of other dangerous buildings (structures).
5.1.2 The general layout of the general storage area for dangerous goods shall meet the following requirements.
1 It should be arranged according to the danger level of the warehouse and the calculated dose in combination with the topography;
2 Dangerous goods warehouses that are relatively dangerous or have large calculated doses should not be arranged near the entrances and exits of the warehouse area;
3 Dangerous goods transportation roads should not pass through the protective barriers of other dangerous goods warehouses
4 Chemical raw material warehouses, drug warehouses, and finished product warehouses should be arranged in partitions; warehouses with the same hazard level should be arranged in a centralized manner, and warehouses with large calculated chemical quantities or high risks should be arranged on the edge of the general warehouse area or other terrains that are conducive to safety.
5.1.3 The distance between dangerous buildings (structures) in the dangerous goods production area and the general warehouse area of dangerous goods and other buildings (structures) in the area should meet the requirements for internal distances.
5.1.4 The fence setting of the dangerous goods production area and the general warehouse area of dangerous goods shall comply with the following regulations
1 The dangerous goods production area and the general warehouse area of dangerous goods shall be provided with fences with a height of not less than 2m
2 The distance between the enclosure wall and the dangerous building (structure) should be 12m, not less than 5m
3 The enclosure wall shall be a densely built wall. If it is difficult to set up a densely built fence in special terrain, a barbed wire fence may be installed.
5.1.5 For the greening of the dangerous goods production area and the general warehouse area of dangerous goods, it is not suitable to plant coniferous trees or bamboo forests, but broad-leaved trees should be planted.
5.1.6 It is advisable to set fire isolation belts within 5m from the outer walls of dangerous buildings (structures).
5.1.7 One or more walls (or roofs) of the anti-blast room should be fragile blast venting surfaces, and should not face the main road and main buildings (structures).
5.1.8 Dangerous goods production areas should be provided with auxiliary living rooms and office rooms for washing, showering, changing clothes, toilets and other living facilities for operators in Class 1.1 and Class 1.3 buildings (structures). The guard duty room should be set up in the dangerous goods general warehouse area, and other auxiliary rooms should not be set up.
5.1.9 Office rooms and auxiliary living rooms in dangerous goods production areas should be set up independently or arranged in non-dangerous buildings (structures). The workshop office and living auxiliary rooms shall be single-storey buildings, and their doors and windows shall not face the explosion venting surface of the hazardous work room of the adjacent factory building.
5.2 Internal distance of dangerous goods production area
5.2.1 The internal distance between buildings (structures) in the dangerous goods production area shall be determined according to the hazard level of each dangerous building (structure) and the calculated dose and the distance specified in this section. distance, take its maximum value. The internal distance should be calculated from the outer wall of the building (structure), and the drying yard should be calculated from the edge of the drying yard.
5.2.2 The internal distance between the Class 1.1-1 buildings (structures) and adjacent buildings (structures) in the dangerous goods production area shall comply with the provisions in Table 5.2.2.When the calculated dose is the middle value in the table, the internal distance should be determined with the larger value.
1 The internal distance to the 1.1 level warehouse shall comply with the provisions of Article 5.3.2 or Article 5.3.3 of this standard respectively, and shall not be less than 50m;
2 The internal distance to the 1.3 level warehouse shall comply with the provisions of Article 5.3.4 of this standard and shall not be less than 25m.
5.3.6 The duty room in the main dangerous goods warehouse area should be arranged according to the topography, and the internal distance from the dangerous goods warehouse should meet the following requirements
1 When the number of persons in the duty room is less than or equal to 9, the internal distance between the duty room in the storage area and the 1.1-1 level warehouse shall meet the requirements in Table 5.3.6-1.
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