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Chapter 1 General

Article 1.0.1 In order to ensure that the design of the store building in line with the basic requirements of applicability, safety and hygiene, the development of this specification.

Article 1.0.2 This specification applies to newly constructed, expanded and reconstructed store buildings (including the store part of comprehensive buildings) in cities, towns and industrial and mining areas nationwide.

Article 1.0.3 The design of store buildings shall conform to the requirements of urban planning and environmental protection, and shall reasonably organize the traffic routes for the convenience of the public and the care of the disabled.

Article 1.0.4 The scale of the store building shall be divided into large, medium and small according to its use category and floor area, and shall conform to the provisions of Table 1.0.4.

Article 1.0.5 store building design, in addition to the provisions of this specification, should also be consistent with the "General Principles of Civil Building Design" (JGJ37-87), as well as the state and the professional sector issued by the relevant design standards, norms and regulations.

Chapter 2: Base and General Plane

Section 1: Site Selection and Arrangement

Article 2.1.1 The building base of medium and large-sized stores shall be selected in the urban commercial area or the suitable location of the main road. Large and medium-sized vegetable market building base, access exit from the red line of the intersection of urban arterial roads from the starting point of the turn should not be less than 70 m. The service radius of the store building in the small area should not exceed 300 m.

Article 2.1.2 The store building should not be located in the fire hazardous plants, warehouses, and combustible, combustible materials near the yard; such as due to the limitations of the land use conditions, the safety distance should be in line with the relevant provisions of the fire prevention code. The safety distance shall be in accordance with the relevant provisions of the fire code.

Article 2.1.3 Large and medium-sized store buildings should have not less than two sides of the entrance and exit adjacent to the city road; or the base should be not less than 1/4 of the total length of the perimeter and not less than two entrances and exits of the building and one side of the city road adjacent.

Article 2.1.4 In the base of large and medium-sized stores, at the back or side of the building, there shall be a transportation road with a net width of not less than 4m. The fire fighting lanes in the base can also be combined with the transportation road.

Article 2.1.5 In front of the main entrances and exits of the new large and medium-sized store buildings, there shall be a proper staging area as required by the local planning department.

Article 2.1.6 Large and medium-sized store buildings, if there is no public **** parking lot in the vicinity, according to the requirements of the local planning department, should be set up in the base of the parking lot or parking garage in the building.

Section 2 Walking Commercial Street

Article 2.2.1 Vehicles shall be prohibited in the Walking Commercial Street and shall conform to the relevant regulations of the urban planning and fire-fighting and transportation departments.

Article 2.2.2 When an existing urban road is converted into a pedestrian commercial street, it must have the condition that the neighboring roads can afford the traffic flow of the section.

Article 2.2.3 The width of the pedestrian commercial street, depending on the situation, shall comply with the following provisions:

I, alteration and expansion of both sides of the building and the road to become a pedestrian commercial street of the red line width should not be less than 10m;

Two, the new pedestrian commercial street according to the availability of facilities in the street and the pedestrian flow to determine the width of the street, and should be set aside for the fire trucks should not be less than 5m in width. Passage.

Article 2.2.4 The length of walking commercial streets should not be greater than 500m and at a distance of not more than 160m each, it is appropriate to set up the block across the fire lane.

Article 2.2.5 Walking commercial street over the roof, the net height should not be less than 5.50m, its construction should be in line with the provisions of the fire code, and the use of safe lighting materials.

Article 2.2.6 Walking commercial street on both sides of the multi-storey buildings, due to the traffic function and set up corridors, bridges and stairways, shall comply with the provisions of the fire code.

Article 2.2.7 Walking commercial streets should be set up near the various entrances and exits parking lots.

Chapter 3 Building Design

Section 1 General Provisions

Article 3.1.1 The store building is divided into business, warehousing and auxiliary parts according to the use of functions. Inside and outside the building should be well organized traffic, the flow of people and goods should be avoided, and there should be fire prevention and safety zoning.

Article 3.1.2 The proportion of floor area allocated to the business, storage and auxiliary parts of the store building can refer to the provisions of Table 3.1.2.　

Note: ① store building, such as the business part of a large number of warehousing area, can be used only its auxiliary part of the ratio.

② storage and auxiliary part of the building may not all be built in the same base.

3, such as the city set up centralized commodity storage and distribution warehouses and social service facilities, etc., can be appropriately reduced warehousing, auxiliary part of the ratio.

Article 3.1.3 All projecting signboards and advertisements on the outside of the store building should be safe and reliable, and the vertical distance from the bottom to the outdoor ground should not be less than 5m.

Article 3.1.4 The store building, such as setting up outward-facing windows and cupboards, should comply with the following provisions:

I. The platform of the cupboards and windows should not be less than 0.20m above the indoor ground, and should not be less than 0.50m above the outdoor ground;

The platform of the cupboards and windows should not be less than 0.50m above the outdoor ground. Less than 0.50m;

Two, windows should meet the sun, glare, anti-theft and other requirements;

Three, heating areas of the closed window is generally not heated, and its inner wall should be adiabatic structure, the exterior should be anti-fog structure.

Article 3.1.5 The external doors and windows of business and storage buildings shall comply with the following provisions:

I. The doors and windows of the ground (floor) level which are connected to the outside world shall be equipped with anti-burglary facilities;

II. In accordance with the specific requirements, the external doors and windows shall be equipped with measures for ventilation, rain protection, sun protection and heat preservation.

Article 3.1.6 The common staircase of the business part, the ramp shall comply with the following provisions:

I. The net width of each staircase of the indoor staircase shall not be less than 1.40m, and the height of the tread shall not be more than 0.16m, and the width of the tread shall not be less than 0.28m;

II. The height of the tread of the outdoor steps shall not be more than 0.15m, and the width of the tread shall not be less than 0.30m;

Three, for wheelchair use ramp slope should not be greater than 1:12, both sides should be a height of 0.65m handrail, when its horizontal projection length exceeds 15m, it is appropriate to set up a rest platform.

Article 3.1.7 When the business department of a large store is divided into four floors and more than four floors, it is appropriate to set up a passenger elevator or escalator; the store's multi-storey warehouses can be set up according to the scale of the freight elevator or electric elevator, conveyor.

Article 3.1.8 The escalators installed in the business section shall comply with the following provisions:

I. The horizontal angle of the inclined part of the escalator shall be equal to or less than 30°;

II. The horizontal part of the upper and lower ends of the escalator shall not be used for other purposes within the range of 3m;

III. When there is only a one-way escalator, the staircase shall be set up near the same.

Article 3.1.9 store business halls should be utilized as much as possible natural lighting.

Article 3.1.10 When natural ventilation is used in the business hall, the effective ventilation area of the windows and other openings shall not be less than 1/20 of the floor area, and it is desirable to take organized ventilation measures according to the specific requirements, and when it is not enough, it shall be compensated by mechanical ventilation.

Article 3.1.11 The building structure of the store business hall with system air-conditioning or heating shall conform to the following provisions:

One, the enclosure structure shall conform to the thermal requirements of the building;

Two, there shall be no obvious defects of the cold (heat) bridge structure and penetration of the deformation joints in the business hall;

Three, the ventilation ducts, the mouth shall be equipped with sound-deadening and fire prevention devices;

Fourth, the business hall and the air treatment room partition wall between the fire should be sound-insulating structure, and shall not directly open the door to each other.

Section 2 Business Part

Article 3.2.1 The design of the general business hall shall conform to the following provisions:

It shall be appropriately divided into cabinets, partitions or floors according to the types of commodities, selective and sales volume, and the more intensive sales area shall be located in the convenient section for the customers to enter and leave the area;

The dimensions of the column network in the hall shall be determined according to the size of the store, the mode of operation and the structural selection, and shall be convenient for the counters. Structure selection, should be easy to counter, shelf layout and a certain degree of flexibility. Passage should facilitate the flow of customers and have an even entrance and exit.

Article 3.2.2 The area of each sales area in the general business hall can be determined according to the different types of goods and the degree of busy sales. The area index of the business hall can be calculated according to the average 15m2 per sales position (including the part occupied by customers); it can also be calculated according to 1.35m2 per customer.

Note: in the business hall, such as stacking a large number of commodities, the area outside the calculation of indicators should be included in the storage part.

Article 3.2.3 The minimum net width of the passageway in the general business hall shall comply with the provisions of Table 3.2.3.

Article 3.2.4 The net height of the business hall shall be determined according to its plan shape and ventilation mode, and shall conform to the provisions of Table 3.2.4.

Article 3.2.5 Inside or near the business hall, the small rooms or sites added for the sales of goods shall be in accordance with the following provisions:

A fitting room shall be set up when there are more counters for selling garments;

The area of the site for overhauling clocks and watches, electrical appliances, and electronic products, etc., can be calculated at 6m2 per staff member;

Third, it is appropriate to set up a sound-testing room for the sale of musical instruments and sound equipment, and its area shall not be less than 6m2 per staff member. Audition room, the area of which should not be less than 2m2.

Article 3.2.6 The design of self-selecting business halls should comply with the following provisions:

A comprehensive business halls should be set up separately in the industrial products and food products self-selecting site;

Secondly, in front of the hall should be set up in the customer's clothing depository, into the hall gates, for the purchase of containers for the stacking of the hall and out of the hall to collect the money packaging, etc. The total area should not be less than the area of business halls;

All of these areas should not be less than the total area of business halls. The total area should not be less than 8% of the area of the business hall;

Three, according to the number of customers can be accommodated in the hall, in the hall out of the position of every 100 people to set up a collection and packaging platform (including 0.60m wide customer through the mouth);

Four, each area of more than 1,000m2 of the business hall is appropriate to set up a closed-circuit television monitoring devices.

Article 3.2.7 Optional business hall area indicators can be based on each customer 1.35m2 (such as shopping with a cart according to 1.70m2).

Article 3.2.8 The minimum net width of the aisle in the optional business hall should be designed to accommodate the number of people in the hall to review the width of the aisle for evacuation.

Article 3.2.9 Associated shopping malls, commercial centers, building design, in addition to the store building part should be in line with the provisions of this specification, food and beverage, recreational building part should also be in line with the provisions of the relevant special building design specifications.

Article 3.2.10 The design of the continuous arrangement of stores in the affiliated shopping malls shall comply with the following provisions:

One, the internal transportation of the stores should not occupy the public **** passage (inner street) during the business hours, and can set up a separate operation channel if necessary;

Two, the cooker of the food and beverage store should not face the public **** passage, and should have a good smoke exhaust ventilation facilities;

Third, the store, such as facing the public **** channel business counter, its front edge should be set back from the side line of the road not less than 0.50m;

four, the store partition walls, ceilings, etc., finishing materials and construction shall not reduce the fire resistance of the shopping mall buildings, and shall not be added to arbitrarily add overloading other than the design provisions;

fifth, the public **** channel of the safety exits and their spacing and so on should be Comply with the provisions of the fire code.

Article 3.2.11 The minimum net width of the public **** passageway between consecutively arranged stores in the joint shopping mall shall conform to the provisions of Table 3.2.11.

Article 3.2.12 The facilities of large and medium-sized stores to serve customers shall comply with the following provisions (not included in the area of the business hall indicators):

I. The area of customer rest shall be calculated according to the area of the business hall of 1 ~ 1.40%, such as attached to the kiosk counters (including storage) can be increased by an area of not more than 15m2;

Two, for every 1,500m2 of the business hall, it is appropriate to provide A city telephone location (should have sound barriers), each 1m2;

Three, there should be a customer restroom; it is appropriate to set up a service desk.

Article 3.2.13 The design of customer restrooms in large and medium-sized stores shall be in accordance with the following provisions:

One, the men's restroom shall be equipped with one toilet seat and two urinals or urinal troughs of 1.20m in length for every 100 people;

Two, the women's restroom shall be equipped with one toilet seat for every 50 people, and at least one or two bidet seats for total number of people;

Three, the male and female restrooms shall be equipped with a front room with a sewage tank;

Three, the male and female restrooms shall be equipped with an anteroom with a sewage tank. There should be a front room, with a cesspool and washbasin, washbasin 1 for every 6 toilet seats, but at least 1;

If the front room is shared, the entrance between the toilets should be screened;

Four, the toilet should be well ventilated exhaust;

Five, the store is appropriate to set up a separate dirty washing, cleaning tools room.

Section 3 Warehousing

Article 3.3.1 The warehousing section shall be set up according to the size of the store, the business needs for short-term turnover of commodities in the storehouse (general storehouse, branch storehouse, scattered warehouse) and with the commodities in and out of the warehouse, sales related to the sorting, processing and management of the room; the proportion of the part of the store's total floor area may be in accordance with the provisions of Article 3.1.2.

Article 3.3.2 The design of the room shall comply with the following provisions:

I. The building shall comply with the provisions of the fire code, and shall meet the requirements of anti-theft, ventilation, moisture-proof, and rodent-proof etc.;

II. The divisional warehouses and scattered warehouses shall be close to the sales area in the business hall, so as to facilitate the transportation of commodities and to minimize the interference with customers.

Article 3.3.3 The food store warehousing part shall also comply with the following provisions:

One, according to the different preservation conditions of commodities and commodities crosstalk between the existence of flavor, the impact of contamination, should be divided into warehouses or in the warehouse to take effective isolation measures;

Two, all kinds of room flooring, wainscoting, etc. should be washable surface, and is strictly prohibited to use poisonous and chemically reactive coatings.

Three.

Third, if attached to the processing yard, its facilities should be in line with the provisions of the Food Sanitation Law.

Article 3.3.4 The storage of goods in the library should be compact, regular, shelves or stacks between the net width of the channel should be consistent with the provisions of Table 3.3.4.

Article 3.3.5 The net height of the warehouse should be determined by the effective storage space and reduce the vertical distance to the business hall, and shall comply with the following provisions:

One, with shelves of the warehouse net height should not be less than 2.10m;

Two, with a mezzanine floor of the net height of the warehouse should not be less than 4.60m;

Three, without a fixed form of stacking of the net height of the warehouse should not be less than 3m.

Note: the net height of the warehouse should be calculated according to the vertical height from the floor level to the bottom of the chord of the main beam or truss of the superstructure.

Article 3.3.6 The basement and semi-basement of the store building, such as temporary storage of commodities, acceptance, sorting and processing site, there should be a good moisture-proof, ventilation measures.

Section 4: Auxiliary Part

Article 3.4.1 The auxiliary part shall be set up according to the size and business needs of the store. Including outward windows, office business and employee welfare rooms, as well as a variety of building equipment rooms and garages, etc.; the proportion of the number of the total floor area of the store accounted for by this part may be in accordance with the provisions of Article 3.1.2.

Article 3.4.2 The area of office business and employee welfare rooms of a store may be 3~3.50m2 for each sales position.

Article 3.4.3 The design of restrooms for internal use of the store shall comply with the following provisions:

One, men's toilets shall be set up for every 50 people with 1 toilet seat, 1 urinal or urinal trough 0.60m in length;

Two, women's toilets shall be set up for every 30 people with 1 toilet seat, and there shall be at least 1 to 2 bidets in the total number of toilets;

Only two, the lavatory shall be set up with a cesspool 1, and a cesspool for every 35 people. and 1 washbasin for every 35 people;

four, large and medium-sized stores can be set up according to the actual need for centralized bathrooms, the area index of 0.10m2 per certain staff.

Section V Specialized Stores

Article 3.5.1 The building design of vegetable market shall comply with the following provisions:

I. If there is a need to set up a transportation channel for commodities due to the limitation of the base, the width of the channel shall include the scope of customers' avoidance;

II. The site of loading, unloading and stacking of commodities shall be segregated from the site of garbage and waste;

III. Shall meet the requirements of good ventilation and exclusion of odor, and its floor, cargo platform and wainscot shall be easy to wash the surface.

Article 3.5.2 The architectural design of large and medium-sized bookstores shall comply with the following provisions:

I. The business hall shall be appropriately divided into ranges or levels according to the types of literature and subjects of the books, and the sales area where the customers are densely concentrated shall be located in a convenient area for entering and exiting the area;

II. The business department shall be equipped with the separate departments of the supply department of the organization and the department of the mail-order service, and the book exhibition site may be set up according to the needs of the operation (which may not take up the area index of the business hall);

II. Business hall area indicators);

Three, with a large voice, sound and image sales area, it is appropriate to set up a listening room or use the book exhibition room as a test room;

Four, such as the use of open-shelf book corridor business, can make full use of the space to set up a mezzanine floor, and its net height should not be less than 2.10m;

Five, open-shelf book corridors and bookstore storage area indicators, can be based on the 400-500 books/m2; bookstore bottom / m2; bookstore ground floor entrance should be set up car unloading platform.

Article 3.5.3 The architectural design of grain and oil stores shall meet the following requirements:

I. Inside the business hall, there shall be separate areas for grain and oil sales, and the area of the cashier's **** counter can be 15-20m2 (including the waiting area of customers);

II. The grain and oil storehouse shall be separated from the business hall, and shall take measures of fire prevention, moisture-proofing, and prevention of rats and finches, and at the same time, have a well-ventilated and easy-to-clean floor;

IV. Easy to clean the ground;

Three, the general grain and oil store warehouse area can be not more than 200% of the area of the business hall; such as the amount of storage to determine the area, the total area of the warehouse can be based on the total area of the grain and oil stacked 170% of the total area of the calculation (including the passageway and empty space).

Article 3.5.4 The architectural design of a Chinese medicine store shall comply with the following provisions:

I. In the business hall, the area of each sales post for the sale of tablets may be 20m2 (including the part occupied by the customers);

II. In the case of the business part which is attached to an outpatient clinic, the area of the outpatient clinic may be 10m2 per physician, but the area of a separate clinic should not be smaller than 12m2;

III.

Third, the storage part of the building should be appropriate according to the various types of medicinal herbs, tablets and medicines different preservation of temperature and humidity and prevent mold and mildew requirements and set up warehouses;

Fourth, tablets, creams, agent processing and decocting room should be in line with the health standards and fire safety regulations.

Article 3.5.5 The architectural design of western medicine stores shall also comply with the following provisions:

One, the business hall, according to the nature of the drugs and medical equipment types should be divided into appropriate zoning, sub-cabinets;

Two, the business part of the Department of the formulas attached to the business section, there should be a special dispensing room, with an area of 25 to 40m2 (including storage of medicine cubicle, and the facilities can be referred to small and medium-sized outpatient department dispensing room). (The facilities can be referred to the dispensing room of small and medium-sized clinics). Receiving and dispensing counter area of 20m2 (including customer waiting area);

Third, the storage part of the building should be set up with the store size of the sorting and packaging room, inspection room and according to the nature of the drugs, medical equipment category and set up a separate warehouse; general drugstore should be well ventilated, dry air, no direct sunlight and room temperature of not more than 30 ° C. The store should be set up to provide the best possible service, and the most effective way to ensure the safety of the products.

Article 3.5.6 professional store attached to the workshop or workshop part of the building design, should be in accordance with the requirements of the production process and fire prevention, health-related norms for design.

Chapter IV Fire Prevention and Evacuation

Section 1 Fire Prevention

Article 4.1.1 The design of fire prevention and evacuation of store buildings shall comply with the provisions of this chapter in addition to the provisions of the Fire Prevention Code.

Article 4.1.2 The storehouse of flammable and explosive commodities should be set up independently; store a small amount of flammable and explosive commodities, such as the storehouse and other warehouses, there should be a firewall partition.

Article 4.1.3 Workshops and workshops attached to specialized stores shall be limited to D and E production, and the fire-resistance level, number of floors and area of their buildings shall be in accordance with the provisions of the fire code.

Article 4.1.4 The store part of a comprehensive building shall be separated from other building parts by partition walls with fire-resistance limit of not less than 3h and non-combustible floor slabs with fire-resistance limit of not less than 1.50h; the safety exits of the store part must be separated from other building parts.

Note: The fire-resistance limit of the roof slab of the store on the ground floor of a multi-storey residential building may not be less than 1h.

Article 4.1.5 The ceiling of the business part of the store and all the finishing decoration shall conform to the provisions of fire-resistance rating of the building and adopt non-combustible or non-combustible materials.

Article 4.1.6 When a large or medium-sized commercial building has a covered corridor or atrium and the buildings on both sides of it, each of which is a fire protection zone, the following provisions shall be complied with:

One, when the height of the buildings on both sides of it is less than 24m, the width of the narrowest part of the corridor or atrium should not be less than 6m, and when the height of the building is more than 24m, the width of that part of the building should not be less than 13m;

Two, the roofs of corridors or atriums should be made of non-combustible materials and should be made of non-combustible materials. Atrium of the roof should be non-combustible and shatterproof light-permeable materials, on both sides of the building support should be fire-resistant structure;

Three, through the corridor or atrium of the natural ventilation requirements should be consistent with the provisions of Article 3.1.10. When the atrium is closed should be equipped with automatic smoke exhaust device;

D. The fire protection facilities of the corridor or atrium should be in accordance with the provisions of the fire code.

Article 4.1.7 If there are open staircases, escalators and other openings in the store building that connect the upper and lower floors, the upper and lower connected floors shall be used as a fire protection zone, and the sum of its floor area shall not exceed the provisions of the fire code.

Article 4.1.8 The fire protection partition area shall be separated by fireproof wall, and if there are openings, fireproof doors and windows or fireproof shutter shall be set up and water curtains shall be installed.

Section 2: Evacuation

Article 4.2.1 The number of safety exits in each fire protection zone of the business hall shall not be less than two; the straight-line distance from any point in the business hall to the nearest safety exit shall not exceed 20 m.

Note: The condition that a small business room can be equipped with one door shall be conformed to the fire protection specification.

Article 4.2.2 The net width of the entrance and exit door and safety door of the business hall of the store shall not be less than 1.40m, and there shall be no threshold.

Article 4.2.3 The evacuation channel of the business part of the store and the decoration of windows and billboards in the stairwell shall not affect the evacuation width required by the design.

Article 4.2.4 large department stores, shopping malls, buildings in the business layer in more than five floors, it is appropriate to set up through the roof terrace of the evacuation of not less than two stairwells, the roof terrace of the refuge area without obstacles should not be less than 50% of the floor area of the largest business layer.

Article 4.2.5 The calculation of the number of people evacuated from the business part of the store can be determined by multiplying the total area of the business halls and customer service rooms on each floor by the conversion factor (person/m2) to determine the first and second floors, each layer of the conversion factor of 0.85; the third floor, the conversion factor of 0.77; the fourth floor and the above floors, each layer of the conversion factor of 0.60.

Article 4.2.6 The calculation of the respective total widths of the ground floor exterior doors, staircases and aisles of the business part of the store shall be in accordance with the relevant provisions of the fire code.

Chapter 5 Construction Equipment

Section 1 Water Supply and Drainage

Article 5.1.1 The standard of water consumption of the store shall be determined according to the nature of the store, the degree of perfection of sanitary equipment and the local climatic conditions and other factors of comprehensive consideration and shall be in conformity with the provisions of Table 5.1.1.

Article 5.1.2 The water supply shall be utilized as much as possible by the tap water pressure, when the tap water pressure is insufficient, there shall be an internal storage tank, and its storage capacity shall be determined according to the daily water consumption.

Article 5.1.3 The cooling water consumption of air-conditioning equipment shall be determined according to the process requirements. Cooling water system should be based on the size of the water, meteorological conditions, air conditioning and other circumstances. Generally, cooling recycled water is used.

Article 5.1.4 The water supply pipe should not pass through the windows, wall cabinets, wood decoration and other facilities; business hall of various water supply and drainage pipes should be hidden laying.

Article 5.1.5 the establishment of the house item storage tank and laying pipes, in the winter without heating and there may be frozen areas, should take measures to prevent freezing.

Article 5.1.6 Water sprinklers and drainage facilities shall be provided in buildings such as food stores and vegetable markets.

Article 5.1.7 Toilets shall be equipped with flush tanks or self-closing valves for flushing.

Article 5.1.8 Sewage and wastewater discharged shall be treated in accordance with the requirements to meet the prescribed discharge standards before it is discharged into urban sewers, open ditches or natural water bodies.

Article 5.1.9 The fire fighting facilities of the business and storage part of the building of the store shall be in accordance with the provisions of the fire prevention code.

Section 2 HVAC

Article 5.2.1 Store buildings located in heated areas shall be suitable for centralized heating when there are people staying indoors frequently.

Note: The general store building with heating area not more than 1000m2, when there is no centralized heating heat source or when it is far away from the heat network, decentralized heating (such as fireplaces, fire walls, etc.) can be used, but it must comply with the fire prevention requirements.

Article 5.2.2 The main door of the store business hall which opens frequently can be equipped with air curtain.

But shall comply with the following provisions:

First, cold areas, large and medium-sized stores business hall, when it is not possible to set up the door hopper or the front room, can be set up hot air curtain;

Second, cold areas, after technical and economic comparisons that are considered reasonable, can be set up when the hot air curtain;

Third, with the air-conditioning, large and medium-sized stores should be set up air curtains, small stores can be set up air curtains.

Article 5.2.3 store business halls should be designed according to its size ventilation or air conditioning:

A small store business halls should have good natural ventilation, such as natural ventilation can not guarantee the hygienic conditions, should be set up for mechanical ventilation;

Second, large and medium-sized department store business halls, the air temperature should not be higher than 32 ° C, when the use of general ventilation and cooling can not meet the requirements When the use of general ventilation can not meet the requirements, air conditioning should be set up;

Third, specialized stores should be depending on the supply object, commodity storage time and requirements, air conditioning can be set up.

Article 5.2.4 When the store business hall is set up heating and ventilation, indoor air calculation parameters should be used in accordance with the following:

One, the winter heating calculation temperature should be used 16 ~ 18 ℃, the average wind speed should not be greater than 0.3m / s;

Second, the indoor humidity should be calculated in accordance with the summer ventilation of the outdoor calculation of the temperature should be based on summer ventilation according to Table 5.2.4 to determine;

Three, professional stores should depend on the object of supply, commodity storage time and requirements of air conditioning.

Third, in addition to special requirements, indoor relative humidity can be disregarded.

Article 5.2.5 When the store business hall set air conditioning, indoor air calculation parameters should be consistent with Table 5.2.5.

Article 5.2.6 store business hall ventilation equipment allowed noise, the top floor should be taken 45 ~ 55dB (A), the bottom floor should be taken 50 ~ 60dB (A); when the surrounding environmental noise level is low, the lower limit of the allowable value, when the surrounding environmental noise level is high, the upper limit of the allowable value.

Article 5.2.7 When calculating the air-conditioning cooling load, the number of business halls shall include both customers and salespersons, and the number of customers shall be calculated according to the average Sunday flow.

Article 5.2.8 When calculating the human body heat dissipation, should consider the proportion of adult men, adult women and children in the customers and salesmen and their heat dissipation of different cluster coefficients, generally can be taken as 0.92.

Article 5.2.9 store business hall air-conditioning desirable to use a low-speed all-air single air duct system; when possible, can be used in a variable air volume system.

Article 5.2.10 store business hall air conditioning, air treatment is appropriate to use water spray room or with water spray cold water table curve cooler; winter should not be humidified.

Article 5.2.11 Mechanical air supply systems (including systems combined with hot air heating) shall use upper side air supply; when there is a suspended ceiling to be utilized, direct diffusers may be used.

Article 5.2.12 The hot air curtain or air curtain at the main door shall adopt top-down air supply, and the air supply speed at the slits and orifices shall ensure that the airflow is directed to the ground; the temperature of the air supply from the hot air curtain shall not exceed 50℃.

Section 3 Electricity

Article 5.3.1 The electrical load of the store building shall be graded according to its importance and the degree of impact and loss caused by the interruption of power supply, and shall conform to the following provisions:

A large department store, shopping malls, business halls, foyers, public **** staircases and the main passageway lighting and accidental lighting shall be a primary load, escalators and passenger elevators shall be a secondary load. Passenger elevators shall be secondary load;

II. The electrical load level of stores attached to high-rise civil buildings shall be the same as its corresponding maximum load level;

III. Lighting and accidental lighting of business halls, foyers, public **** staircases and main passages of medium-sized department stores, shopping malls, and passenger elevators shall be secondary load, and the rest of the load shall be tertiary load;

IV. Any other lighting which does not belong to I to III of this Article shall be classified as primary load. The electrical load of other store buildings that do not belong to the first three of this article can be a three-level load;

V. In the store building, when there is a large number of first-class load, the attached boiler room, air-conditioning room and other electrical power and lighting can be a two-level load;

Sixth, the store building, such as a telephone switchboard room, the load level of the alternating current (AC) power supply should be the same as the highest load level of its electrical equipment;

VII. The load level of the fire protection electrical equipment in the store building should be in accordance with the provisions of the corresponding fire code.

Article 5.3.2 Lighting design of the store building, in order to achieve the purpose of displaying the characteristics of the goods, attracting customers and beautifying the indoor environment, the following requirements shall be met:

One, the lighting design should be considered in unison with the interior design and store process design;

Two, the illumination, brightness in the planar and spatial should be appropriately configured to make the general illumination, local key lighting and decorative art lighting can be organically combined;

One, the illumination, brightness in the plane and space should be configured properly to enable general lighting, local key lighting and Decorative art lighting can be an organic combination;

Three, for the expression of different stores, shopping malls, business halls of a specific light atmosphere and the authenticity of the goods or emphasize the color, three-dimensional and texture, should be a reasonable choice of light between the color contrast, different color temperature and illumination requirements.

Article 5.3.3 of the general lighting of all types of store buildings, the recommended illuminance value of 0.80m from the ground at the reference level of the working surface can refer to the provisions of Table 5.3.3.

Article 5.3.4 Large and medium-sized department stores, shopping malls should be set up key lighting, all kinds of stores, shopping malls, cash registers, repair desk, shelves and cabinets (as needed) should be set up local lighting, window lighting illumination should be 2 to 4 times the illumination of the business hall, shelves and cabinets of the vertical illuminance should not be less than 50Lx.

Article 5.3.5 Stores, malls and shopping malls in the lighting, in addition to meet general Vertical illuminance, the counter area of the illuminance should be 2 to 3 times the general vertical illuminance (near the street to take the low value, the depth of the hall to take the high value).

Article 5.3.6 store building business hall of illumination and brightness distribution should be consistent with the following provisions:

One, the uniformity of the general lighting (the ratio of the lowest illumination on the working surface and the average illumination) should not be less than 0.6;

Two, the illumination of the ceiling should be the horizontal illuminance of the 0.3 to 0.9;

Three, the illumination of the wall should be the horizontal illumination of the 0.5 to 0.8;

Three, the illumination should be the horizontal illumination of the 0.5 to 0.9;

Three, the wall should be the horizontal illumination of the 0.5 to 0.8;

four, the brightness of the wall should not be greater than the brightness of the work area;

five, the brightness of the visual operation and its neighboring environments is appropriate for the brightness ratio of 3:1;

four, in the need to increase the brightness contrast or increase the shadow of the place can be equipped with local directional lighting.

Article 5.3.7 According to different commodity categories to choose the color temperature and color rendering of the light source, and shall comply with the following provisions:

One, the color temperature of the main light source of the store building, in the high illuminance is appropriate to use a high color temperature light source, the low illuminance is appropriate to use a low color temperature light source;

One, according to the need to reflect the authenticity of the color of the goods to determine the color rendering index Ra, the general merchandise Ra can be taken to 60 ~ 80, need high fidelity, the color rendering index can be taken to 60 ~ 80. 60 ~ 80, need to reflect the color of high-fidelity goods Ra should be greater than 80;

Third, when a light source can not meet the light color requirements, two or more light sources can be used to mix the light of the composite color;

Fourth, all types of stores and buildings commonly used light source color temperature, color rendering index, characteristics and uses can refer to the provisions of Table 5.3.7.

Article 5.3.8 for the prevention of change, fading color requirements of goods (such as silk, cultural relics, paintings and calligraphy, etc.) should be used to cut off infrared and ultraviolet light source.

Article 5.3.9 General store business hall in the absence of specific technology design flexibility, in addition to its basic general lighting can be uniformly arranged, can be in the appropriate location

Article 5.3.10 store buildings should be equipped with various types of accidental lighting, and shall comply with the following provisions:

A large department stores, shopping malls, business halls (including high-rise civil buildings) (including high-rise civil buildings attached to the business hall of such stores) should be installed for the continuation of business accident lighting, its illuminance should not be less than 10% of the recommended illuminance of the general lighting;

Second, medium-sized department stores, shopping malls, business halls: such as power supply from two high-voltage power supply, it is appropriate to deal with according to a section; such as power supply from a high-voltage power supply, it is appropriate to install for evacuation of the accident lighting, its illuminance should not be less than 0.5Lx, and emergency lighting should be set up; power supply should be appropriate for emergency lighting; power supply method should be Emergency lighting; power supply and normal lighting power supply trunk from the low-voltage distribution cabinet or mother trunk line separate;

three, other stores business hall, according to the actual needs of the installation for personnel evacuation of temporary emergency lighting;

four, accidental lighting is not used as part of the normal lighting, the need to use the instantaneous ignition of the light source, the power supply should be automatically put in; if the accidental lighting is used as part of the normal lighting, it is necessary to use the light source, the power supply should be automatically put in; such as Accidental lighting as part of the normal lighting, the power supply may not be automatic input, the two wiring and switches should be installed separately;

V. Duty lighting is appropriate to utilize a part of the normal lighting can be individually controlled, or part of the accidental lighting or all.

Article 5.3.11 The store building is suitable for the use of aluminum conductors; large and medium-sized department stores, shopping malls, business halls, elevators, escalators, accident lighting, flammable goods warehouse is suitable for the use of copper conductors.

Article 5.3.12 The design of computer systems, closed-circuit television systems, telephone and electro-acoustic systems, as well as fire and burglary prevention systems in stores and shopping malls shall be carried out in accordance with the provisions of the relevant professional codes and regulations.

Appendix I Explanation of Nouns

1. Department store: selling many kinds and varieties (mainly industrial products) Mall: store or mall for civilian goods.

2. Specialized stores: stores specializing in the sale of a particular type of goods.

3. Vegetable market category: the sale of vegetables, meat, eggs, aquatic products and non-staple food field, store.

4. Self-selection malls: open to customers, you can directly select the goods, according to the price of payment (supermarket) business premises.

5. Associated shopping malls: the concentration of stores, stalls together in the place of business, but also with the coexistence of department stores or with catering, repair and other services.

6. Pedestrian shopping streets: for people to shop, eat, entertainment, beauty, rest and other pedestrian streets.