GB 50067-2014 Code for fire protection design of garages, repair garages and parking lots

General Provisions

• 第 1.0.2 条This code applies to the fire protection design of newly built, expanded and renovated garages, repair garage…
• 第 1.0.3 条For garages, repair garages and parking lots attached to hotel buildings, the fire protection design shall co…
• 第 1.0.4 条The fire protection design of garages, repair garages and parking lots shall follow the principle of "prevent…
• 第 1.0.5 条When new technologies and new materials are used in garages, repair garages, and parking lots in hotel buildi…

Terminology

• 第 2.0.1 条Garage : A building used for parking motor vehicles such as passenger cars, trucks, and engineering vehicles …
• 第 2.0.2 条Repair garage : A building used for the maintenance and repair of motor vehicles such as passenger cars, truc…
• 第 2.0.3 条Parking lot : An open air site or structure dedicated to parking passenger cars, trucks, engineering vehicles…
• 第 2.0.4 条Underground parking garage : A parking garage where the indoor floor level is more than half the clear height…
• 第 2.0.5 条High rise garage : A garage with a building height greater than 24m, or a garage located on floors above grou…
• 第 2.0.6 条Mechanical garage : A garage in which vehicles are parked by means of mechanical equipment for vertical or ho…
• 第 2.0.7 条Mechanical puzzle parking garage : A garage with an indoor driveway, where people stay and mechanical equipme…
• 第 2.0.8 条Open parking garage : A parking garage where the open area of the exterior walls on each floor exceeds 25% of…
• 第 2.0.1 条If the hotel building does not involve a repair garage or special types of garages (such as mechanical garage…

Fire compartment

• 第 5.1.1 条The maximum permitted floor area of a fire compartment in a garage shall comply with the provisions of Table …
• 第 5.1.2 条The maximum permitted floor area of a fire compartment in a repair garage shall comply with the provisions of…
• 第 5.1.4 条For parking garages and repair garages for Category A and Category B goods transport vehicles, the maximum pe…
• 第 5.1.6 条When a garage or repair garage is built jointly with other buildings, the following requirements shall be met…
• 第 5.1.7 条When repair bays are provided within a garage, the parking areas and repair areas shall be separated by fire …
• 第 5.1.8 条The personnel safety exits and vehicle evacuation exits in garages and repair garages shall be provided separ…
• 第 5.1.9 条The evacuation stairs of garages and repair garages shall comply with the following provisions:<br 1. High ri…
• 第 5.1.10 条Garages and repair garages shall have no fewer than 2 vehicle evacuation exits, except that 1 exit may be pro…
• 第 5.1.6条 条Hotel buildings generally fall under public buildings, and their attached garages, repair garages, or parking…

Safe evacuation

• 第 6.0.1 条The personnel safety exits and vehicle evacuation exits of garages and repair garages shall be provided separ…
• 第 6.0.2 条Except for mechanical garages with no indoor vehicle lanes and no personnel staying inside, each fire compart…
• 第 6.0.3 条Indoor evacuation stairs in garages and repair garages shall be enclosed stairwells. For high rise garages an…
• 第 6.0.4 条The clear width of evacuation walkways, safety exits and evacuation staircases for occupants in garages and r…
• 第 6.0.5 条The evacuation distance from any point inside the garage to the nearest personnel safety exit shall not excee…
• 第 6.0.6 条The total number of vehicle evacuation exits for garages and repair garages shall not be less than 2 and shal…
• 第 6.0.7 条For the clear width of vehicle evacuation ramps, a single lane shall not be less than 3.0 m, and a double lan…
• 第 6.0.8 条Except for enclosed mechanical garages with no indoor vehicle lanes and no personnel staying inside, the hori…
• 第 6.0.9 条The vehicle evacuation exits of a garage shall not be fitted with doors, roller shutters or other facilities …
• 第 6.0.10 条When a garage is built jointly with other buildings, the safety exits and evacuation stairs of the garage por…

Fire protection facilities

• 第 7.1.1 条Garages and repair garages shall be provided with a fire water supply system. The fire water demand shall be …
• 第 7.1.4 条Indoor fire hydrant system: For Class I, II, and III garages and Class I and II repair garages, indoor fire h…
• 第 7.1.8 条Automatic sprinkler system: Class I, II and III above ground garages, underground garages with more than 10 p…
• 第 7.1.9 条Fire hazard classification of the automatic sprinkler system: the garage is classified as Medium Hazard Class…
• 第 7.1.10 条Fire water tank: When the municipal water supply network cannot guarantee the fire water demand or dual sourc…
• 第 7.1.11 条Fire pump room: An independent fire pump room shall be provided, with its exit leading directly to the outdoo…
• 第 7.1.12 条Fire water tank: The effective capacity of the high level fire water tank shall meet the fire water demand fo…
• 第 7.2.1 条Fire extinguisher provision: Garages and repair garages shall be provided with fire extinguishers at the seri…
• 第 7.2.2 条Fire extinguisher type: ABC dry powder extinguishers or CO2 extinguishers shall be used; halon extinguishers …
• 第 7.3.1 条Fire emergency lighting: Fire emergency lighting shall be provided in evacuation walkways, evacuation stairwe…
• 第 7.3.2 条Exit signs: Illuminated exit signs shall be provided at intervals not exceeding 20 m, and shall be installed …
• 第 7.4.1 条Automatic fire alarm system: Class I garages, mechanical garages, and repair garages shall be equipped with a…

Electrical

• 第 9.0.1 条Fire protection electrical equipment such as fire pumps, automatic fire alarm systems, emergency lighting, an…
• 第 9.0.2 条Fire protection electrical equipment shall use dedicated power supply circuits, and the automatic transfer sw…
• 第 9.0.3 条Fire protection distribution lines shall use mineral insulated non combustible cables or fire resistant cable…
• 第 9.0.4 条The automatic fire alarm system shall be provided independently, and devices such as detectors and manual cal…
• 第 9.0.5 条Emergency lighting illuminance on evacuation routes shall not be less than 0.5 lx, and the spacing of evacuat…
• 第 9.0.6 条The fire control room shall be provided with a safety exit leading directly to the outdoors and shall be capa…
• 第 9.0.7 条The garage shall be equipped with a fire emergency broadcast system, or be interlinked with the hotel's fire …
• 第 9.0.8 条A dedicated fire telephone shall be provided in the garage and shall be capable of direct communication with …
• 第 9.0.9 条When EV charging facilities are provided in a garage, a dedicated distribution box shall be installed for the…

Ventilation and smoke exhaust

• 第 8.2.1 条Underground garages with an area exceeding 2000 m² shall be equipped with a mechanical smoke exhaust system.
• 第 8.2.2 条For garages equipped with a mechanical smoke exhaust system, the floor area of each smoke control zone should…
• 第 8.2.3 条Smoke exhaust fans may use centrifugal fans or smoke exhaust axial fans, and shall be guaranteed to operate c…
• 第 8.2.4 条Smoke exhaust outlets shall be located on the ceiling or on wall surfaces near the ceiling, and the horizonta…
• 第 8.2.5 条Smoke exhaust ducts shall be made of non combustible materials and shall not penetrate firewalls. Where penet…
• 第 8.2.6 条The exhaust volume of the mechanical smoke exhaust system shall be calculated and determined based on an air …
• 第 8.2.7 条For a fire compartment in a garage that does not have a direct vehicle evacuation exit to the outdoors, when …
• 第 8.2.8 条The total area of natural smoke exhaust openings shall not be less than 2% of the area of the smoke control z…

Engineering reference only — verify against project conditions and the latest codes.