Calculation method: For buildings with more than ten floors (including ten floors), a "whole house" air defense basement should be built, which can be calculated according to the standard area index of ten floors; Buildings with a foundation buried more than 3 meters (including 3 meters) below the tenth floor (excluding ten floors) should be built according to 3% of their area (including underground); Buildings with a depth of less than 3 meters below ten floors (excluding ten floors) should be built according to 2% of their area (including underground); Single building project (underground building outside the projection range of the above-ground building) should be built according to 30% of its area. Primary and secondary schools, kindergartens and municipal construction sites. The supporting construction of residential areas shall not be combined with the construction of air defense basement.
Terms:
The elevator definitely does not belong to the scope of civil air defense, and this specification is very clear.
When the elevator goes to the basement, the elevator must be set outside the protective closed area of the civil air defense basement.
Stairs and ramps are only used in peacetime, and those that have nothing to do with civil air defense are not considered as civil air defense areas.
The definition of civil air defense entrance includes the shaft for civil air defense and the passage outside the sealed door. This passage includes ramps and stairs.
Layout of civil air defense openings, closed passages and other stairs and ramps for civil air defense. According to the manual and its schematic diagram, the stairs and ramps used by mortals are included in the scope of civil air defense.
Brief introduction: Civil air defense project is the general name of construction projects with civil air defense project as the necessary accessory project. The underground garage is the main form, and the hardware needed for wartime bunkers such as civil air defense doors, blocking doors, lighting, ventilation, water supply and drainage, communication networks, etc. Set it internally.
No organization or individual may engage in operations that affect the use of civil air defense projects or reduce their protective capabilities, discharge waste water, waste gas or dump wastes into civil air defense projects, or produce or store explosive, highly toxic, flammable, radioactive and corrosive articles in civil air defense projects. No organization or individual may dismantle the civil air defense works stipulated in this Law without authorization; If it is really necessary to dismantle it, it must be reported to the competent department of civil air defense for approval, and the demolition unit shall be responsible for the construction or compensation.
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