1 General Provisions
1.0.1 To regulate the fireworks engineering safety design, to prevent major safety risks, to prevent production safety accidents, to protect the lives of the people, to promote the safe, sustainable, high-quality development of the fireworks industry, the development of this standard.
1.0.2 This standard applies to fireworks production and construction projects and wholesale warehouses of new construction, alteration and expansion of engineering design, not for fireworks retail stores (points) of engineering design.
1.0.3 The provisions of this standard relating to the external safety distance also apply to fireworks production and construction projects and wholesale warehouses around the residents, enterprises, towns, important facilities planning and construction.
1.0.4 The engineering design of fireworks production and construction projects and wholesale warehouses shall, in addition to this standard, conform to the provisions of the relevant national standards in force.
2 terms
2.0.1 fireworks production and construction projects
fireworks project
production of fireworks and fireworks for the production of black powder, pyrotechnics, fuses and other plants, warehouses, premises. And supporting facilities.
2.0.2
Dangerous goods
hazardous goods
The standard refers to black powder, pyrotechnic primers, single base gunpowder, oxidizer, reductant (combustible), etc., as well as the above items made of fireworks semi-finished products, finished products.
2.0.3
semi-finished products
semirfimished product
In part of the production stage has been completed, still need further processing of products.
2.0.4
Hazardous goods production buildinghazardous goods production building
Production, processing of dangerous goods building (structure)
2.0.5
hazardous goods transit store
Production process, in the plant area for temporary storage of drugs, fuse and drug parts, semi-finished products, finished products of the building (structure).
2.0.6
Hazardous goods general store area
hazardous goods general store area
Centralized storage of finished fireworks, black powder, pyrotechnics (effects). Fuse and other dangerous goods warehouse area of the area.
2.0.7
temporary storage cave
temporary explosive storage cave
In the vicinity of dangerous buildings (structures) natural mountain inlay, for the temporary storage of drugs cave.
2.0.8
dangerous building (structure) building
hazardous building
Production or storage of dangerous goods building (structure) buildings, including dangerous goods production plant, transit depot, storage warehouses, drying field, fireworks test site, temporary storage of black powder, pyrotechnics and effect pieces of the cave room.
2.0.9
calculated quantity of explosive
calculated quantity of explosive
Building (structure) building storage or processing used, can be a simultaneous explosion or combustion of the maximum amount of explosives.
2.0.10
design quantity of explosive
design quantity of explosive
Converted to TNT equivalent, the amount of hazardous materials that can explode at the same time.
2.0.11
external distance
external safety distance
The minimum safety distance allowed between the hazardous building (structure) and the external targets of the plant (storage area) under the specified damage criteria.
2.0.12
internal distance
internal safety distance
Hazardous building (structure) and adjacent building (structure) between the minimum distance should be met under the specified damage standards.
2.0.13
auxiliary room, aoxiliary room
In the dangerous building (structure) set up within the tool room, monitoring room, duty room, dressing. Room, bathroom, etc.
2.0.14
armor protection device
Installed in a specific place or set in a single specific equipment or operating positions of the device to prevent the device outside the personnel, materials or equipment by the possible local fire or explosion of the metal protection body.
2.0.15
blast resistant door
Set in the blast-resistant room blast-resistant structural wall, with the overall effect of blast shock wave resistance and penetration of the broken piece of the door.
2.0.16
delivery window
In the explosion-proof wall or safety isolation device specially set up to deliver hazardous materials, with explosion, fire-isolation window-type device.
2.0.17
emergency exit
Building (structure) building operators can directly evacuate to the outdoor safety of the exit.
2.0. 18
electrical installation in hazardous locations
Explosive or incendiary substances appear or may be expected to appear in quantities sufficient to meet the requirements
3 building (structure) hazard class and calculated dose
3.1 building (structure) hazard class
3.1.1 hazardous building (structure) of the danger level should be divided according to the following provisions:
1 1.1 level building (structure) buildings, for the building (structure) within the building of hazardous materials in the manufacture, storage, transport with the overall risk of explosion or the risk of bursting, its destructive effects will ripple around. Can be divided into the following classes according to the damage capacity:
1) 1. 1 ~ 1 level of construction (structure) buildings, for the construction (structure) of dangerous goods within the building in the event of an explosion, its destructive capacity equivalent to TNT plant and warehouse, a typical formulation of drugs TNT equivalent coefficient should be in line with the provisions of Appendix A of this standard;
2) 1.1-2 level building (structure) buildings, for the building (structure) buildings within the hazardous materials in the event of an explosion, its damage capacity equivalent to the plant and warehouse of black powder.
2 1.3 level building (structure) buildings. For the construction (structure) building hazardous materials in the manufacture, storage, transportation has a greater risk of combustion. Or a smaller explosion or a smaller burst of danger, or both, but no overall explosion risk, the damage effect is limited to the building (structure) within the building, the surrounding building (structure) impact is small.
Note: This standard uses "1. 1 level", including "1.1- 'level" and "1.1 ~ level".
3.1.2 The hazard level of the plant shall be determined by the most dangerous production process. The danger level of the warehouse shall be determined by the most dangerous goods stored therein.
3.1.3 The hazard level of the production process of dangerous goods should be in accordance with the provisions of Table 3.1.3-1.
The hazard level of dangerous goods warehouse should be in accordance with the provisions of Table 3.1.3-2.
3.1.4 the use of automated, continuous production process of fireworks plants, the level of risk should be the most dangerous or the most serious accident hazards of the production process to determine.
3.1.5 oxidizers, combustibles and other chemical raw materials warehouse fire hazard classification should be in line with the current national standard "Building Design Fire Code" GB50016 of the relevant provisions. Single room drug quantity is not greater than 20g and the building (structure) building total drug quantity is not greater than 300g of drug performance determination analysis room, according to the current national standard "Building Design Fire Code" GB50016 fire hazard related to the production of Class A plant fire design requirements.
3.1.6 single base gunpowder, electric ignition head production processes and safety requirements should be in accordance with the current national standard "Civilian Explosives Engineering Design Safety Standards" GB50089 and "Military Combustion Explosives Engineering Design Safety Code" WJ/QJ 30059 the relevant provisions of the implementation.
3.2 Calculation of the amount of medicine
3.2.1 dangerous building (structure) building all can explode or combustion of dangerous goods at the same time the amount of medicine, should be included in the dangerous building (structure) the calculated amount of medicine.
3.2.2 protective barrier within the amount of dangerous goods should be included in the protective barrier within the dangerous building (structure) of the calculated amount of medicine.
3.2.3 hazardous building (structure) building in the anti-explosive chamber of the amount of medicine can be excluded from the calculation of the amount of dangerous building (structure) building, but the building (structure) the calculated amount of medicine should not be less than one of the anti-explosive chamber of the maximum amount of medicine.
3.2.4 when the hazardous building (structure) building has been taken to separate protective measures, hazardous materials between each other will not cause simultaneous explosion or combustion, hazardous building (structure) the calculated amount of medicine can be calculated separately, but should take its maximum.
4 engineering planning and external distance
4.1 Engineering planning
4.1.1 fireworks production and construction projects and wholesale warehouses should be located in line with the spatial planning of the land and related planning requirements, and should avoid residential areas, schools, industrial areas, tourist areas, railroad and highway transport lines, high-voltage transmission lines.
4.1.2 fireworks production and construction projects should be based on the type of products produced, process characteristics, production capacity, the degree of danger, etc.. Set up non-hazardous goods production area, hazardous materials production area, hazardous materials total warehouse area, ignition test site area and destruction site administrative area, and shall comply with the following provisions:
1 should be based on production and transportation, management and life and other factors to determine the mutual location of each zone;
2 non-hazardous goods production area can be close to the residential areas of the administrative arrangements, hazardous materials production area, hazardous materials general warehouse area should be located in a natural barrier or conducive to the safety of the area, the burning test site and the destruction site should be located in isolated areas;
N3 hazardous materials production area and the general warehouse area of hazardous materials should be set up between the pyrotechnic transport of the plant road or special roads outside the plant;
4 transport of dangerous goods road should not pass through residential areas, unrelated human and cargo flow should not pass through the dangerous goods production area and the general warehouse area of dangerous goods.
4.1.3 When fireworks production and construction projects built in mountainous areas, the hazardous materials production area, the general warehouse area of hazardous materials, the test site or destruction site area should be laid out in a natural barrier in the remote areas, should not be the hazardous materials production area is laid out in the narrow valleys of steep slopes.
5 general layout and internal distance
5.1 General layout
5.1.1 general layout of the hazardous materials production area should comply with the following provisions:
1 the same production area for the production of fireworks multiple product categories, according to the characteristics of the production process, product types should be established separately production lines: and it is desirable to do sub-plot layout.
2 production line of the plant (warehouse) room of the total to face layout should meet the smooth production process and production capacity matching requirements, it is desirable to avoid the round trip and cross transport of dangerous goods.
3 the same level of danger and warehouse against the room should be concentrated; calculate the amount of drugs or dangerous plant and warehouse, should be arranged in the edge of the production area of dangerous goods or other terrain conducive to safety; dust pollution of the plant should be arranged in the edge of the plant, and should be arranged in the wide area of the minimum annual frequency of wind direction upwind side.
4 dangerous goods production plant arranged against the mountain, from the foot of the mountain should not be less than 3m; when the production of dangerous goods wide room arranged in the hollow of the mountain, should facilitate the safe evacuation of personnel and the diffusion of harmful gases?
5 dangerous goods transport roads should not be in other dangerous buildings (structures) within the protective barrier through.
5.1.2 general layout of the general warehouse area of hazardous materials should comply with the following provisions:
1 should be based on the warehouse's risk level and the calculated amount of drugs combined with the terrain layout;
2 more dangerous or calculated amount of dangerous goods warehouse, should not be laid out in the vicinity of the depot population;
3 dangerous goods transport road should not be in other dangerous goods warehouse protective barrier through;
4 chemical raw materials, drug warehouses, warehouses of finished products should be partitioned; the same level of risk of the warehouse should be arranged centrally, the calculated amount of drugs or dangerous warehouse should be arranged on the edge of the total warehouse area or other terrain conducive to safety.
1 General Provisions
2Terms
3 building (structure) hazard class and calculated dose
4 Engineering planning and external distance
5 General layout and internal distance
6Process and layout
7Dangerous goods storage and transportation
8Building structure
9Fire fighting water supply and fire fighting facilities
10Waste water treatment
11 Heating, ventilation and air conditioning
12Electrical in hazardous locations
13 Automatic control and telecommunications
Annex A TNT Equivalence Factors for Typical Formulated Drugs
Annex B Protective Barrier Coverage
