(a) People's air defense
People's air defense is to mobilize and organize urban residents to take protective measures to protect people's lives, to avoid or reduce the loss of the national economy, and to save the war potential of air defense.
(B) air-raid basement
Air-raid basement is a predetermined wartime air defense function of the basement. In the house in the indoor ground level below the height of the outdoor ground level more than 1/2 of the net height of the room for the basement.
(C) air defense basement design guidelines
We must implement the "long-term preparation, focus on construction, the combination of peace and war" policy.
(D) the role of air defense basement
In case of air attack - for personnel, materials to provide safe space.
After the air attack - to provide the necessary conditions for survival or working conditions.
Classification of human defense works:
(a) divided by construction method
(b) divided by defensive weapons
(c) divided by resistance level
anti-conventional weapons resistance level 5 and 6
referred to as the normal 5 and normal 6 respectively;
anti-nuclear weapons resistance level 4, 4B, 5, 6 and 6B
anti-nuclear weapons resistance level 4, 4B, 5, 6 and 6B
anti-nuclear weapons resistance level 4, 4B, 5, 6 and 6B
anti-nuclear weapons resistance level 4, 4B, 5, 6 and 6B. Classes 4, 4B, 5, 6 and 6B
referred to as nuclear class 4, nuclear class 4B, nuclear class 5, nuclear class 6 and nuclear class 6B, respectively
(d) Classified by wartime functions
Command engineering
Medical rescue engineering
Specialized air defense team engineering
Specialized team member shelter and specialized equipment shelter
Personnel shelter engineering
Specialized team member shelter and specialized equipment shelter
Personnel shelter engineering
Specialized team member shelter and specialized equipment shelter
Personnel shelter engineering
Specialized team members and specialized equipment shelter
Personnel shelter Projects
First-class personnel shelters - government agencies, security departments (water supply, power supply, etc.)
Second-class personnel shelters - ordinary citizens who stay in the city during wartime
Ancillary projects:
Regional power stations, regional water supply stations, human defense material depots, human defense automobile depots, foodstuffs stations; production workshop, alarm station, nuclear, biological and chemical monitoring center, human defense traffic trunk (branch) road.
Weapon effect and engineering protection:
(a) Weapon effect
(b) Engineering protection
(c) Chemical defense requirements
Planning, general layout requirements:
(a) the design characteristics of the air defense basement
(b) Layout requirements
Avoidance of hazardous objectives
The distance from the air defense basement to the production and storage of flammable and explosive substances plant and storehouse should not be less than 50m;
The distance from the storage tanks of hazardous liquids and heavy poisonous gases should not be less than 1OOm.
The radius of service of the personnel sheltering works
The personnel sheltering works should be arranged in the moderate location of the personnel's residence and work, and the radius of its service should not be greater than 200m.
Connectivity between the works
The radius of service is not greater than 200m, and the radius of service is not greater than 200m. Connectivity between the projects
According to the wartime and ordinary use needs, the neighboring air defense basement and air defense basement and neighboring urban underground buildings should be connected within a certain range.
Coordination of the surrounding environment
The outdoor entrances and exits of the air defense basement, air intake, exhaust, diesel exhaust and ventilation and lighting window arrangement should be in line with the requirements of wartime and peacetime use and the requirements of the ground building planning.
Basic design requirements for air defense projects:
(a) the elevation of the top floor
Type B air defense basement
The height of the top floor above the outdoor ground plane shall not be greater than the basement's net height of 1/2, and its outdoor ground plane outside the outer wall must meet the wartime protection against conventional weapons explosions, airtightness and thickness of the wall protection and other protection requirements.
Class A air defense basement upper building for reinforced concrete structure of the class A air defense basement, the bottom of its roof shall not be higher than the outdoor ground plane; upper building for masonry structure of the class A air defense basement, the bottom of its roof can be higher than the outdoor ground plane, but must comply with the following provisions:
1) the local conditions of the nuclear level 5 air defense basement, the bottom of its roof shall not be higher than the outdoor ground plane height shall not be greater than 0.5 mm, and the height of its out of the ground plane. The height of the top plate above the outdoor ground plane shall not be more than 0.50m, and shall be covered with soil on the outside of the outer wall above the outdoor ground plane in accordance with the following requirements at the time of imminent war, and the cross-section of the soil covering shall be trapezoidal, and the width of the upper horizontal section of the section shall not be less than 1.Om, and the height shall not be lower than that of the upper surface of the top plate of the air-raid basement, and the outer side of the horizontal section is a slope, and the gradient of the section shall not be more than 1:3 (height:width);
2) The nuclear Class 6, Nuclear Class 6B Type A air-raid basement shall have the following provisions:
2)Nuclear Class 6B Class A 6B class A air defense basement, the height of the bottom surface of the top plate above the outdoor ground level shall not be greater than 1.00m, and its higher than the outdoor ground level of the outer wall must meet the wartime anti-conventional weapons explosion, anti-nuclear weapons explosion, airtight and wall protection thickness and other protection requirements; the bottom surface of the top plate is not higher than the outdoor ground level - i.e., the "fully embedded Human Defense".
(B) through the pipe limitations
and air-raid basement piping should not be unrelated to the human defense enclosure;
the upper building of the domestic sewage pipe, rainwater pipe, gas pipe shall not enter the air-raid basement;
through the air-raid basement roof, airside walls and door frame wall of the pipeline, and the nominal diameter of the pipe should not be greater than 150mm;
where the Into the air-raid basement pipeline and its passage through the human defense enclosure, should be taken to protect the airtight measures.
For class B air-raid basement and nuclear level 5, nuclear level 6, nuclear level 6B class A air-raid basement, when the collection of waste water on the ground floor of the upper floor of the drainage pipes need to be introduced into the air-raid basement, the floor drain should be used to prevent explosion-proof floor drain. (For example: the upper floor of the air defense basement for the garage)
Note: irrelevant piping refers to the air defense basement in wartime and in peacetime are not used.
(C) protective and non-protective areas
The design of the air defense basement should first be clearly divided into protective areas.
Protected area is the air defense basement protection closed door (blast wave valve) within the region. -That is, the shock wave can not freely reach the area. Including the main body (i.e., clean area) and contaminated area (mouth)
Non-protected area is the air defense basement protection closed door (blast wave valve) outside the area. -i.e., the area where the shock wave can freely reach.
Non-protected areas include:
1, elevator
2, the upper building equipment rooms
3, protection of closed doors outside the passage, stairwells, pipe shafts, flues, ventilation ducts, shafts, etc.
4, is not included in the scope of the ordinary basement of the human defense
(D) protective units and blast resistance unit
not Divided protection unit and blast unit conditions
1, the upper building ≥ 10 floors (including local less than 10 floors, but the sum of the area is not greater than 200 square meters
2, multi-storey air defense basement, the upper and lower floors of the different protection units, located in the lower level and the following layers can no longer be divided.
The air defense basement with nine or fewer floors of the upper building (including no upper building) should be divided into protective units and blast resistance units;
"Small room" generally refers to rooms separated by load-bearing walls.
Setting requirements for protective units
1, each protective unit in the air defense basement protective facilities and internal equipment should be self-contained system.
2. The number and setting of entrances and exits shall be in accordance with the relevant provisions of this specification.
3, between neighboring protective units should be set up to protect the airtight partition wall (also known as protective unit partition wall). Protective confinement partition wall shall be a whole cast reinforced concrete wall, and shall comply with the following provisions:
1) Class A air defense basement protective unit partition wall shall meet the specification of Chapter 4 on the protective unit partition wall of the resistance requirements; (structural specialties)
2) Class B air defense basement protective unit partition wall of the thickness of the normal level 5 shall not be less than 250mm, the normal level 6 shall not be less than 200mm.
4. At least one connecting opening shall be set up between two neighboring protective units.
Note: The design pressure value of the protective closure door is selected according to the specification requirements.
5, the setup of deformation joints between protective units
6, blast-resistant partition walls and blast-resistant retaining walls
1) usual good
2) pro-battle construction
Prefabricated reinforced concrete components ≥ 120 thick
The sandbags barricade section is suitable for trapezoidal, and its height should not be less than 1.80m, the minimum thickness of not less than 500mm
The main body and entrance design:
(a) indoor net height
1, air-raid basement indoor floor to the bottom of the beam and the bottom of the net height of the pipe shall not be less than 2.00m of which the professional team equipment shelter and the indoor floor to the bottom of the beam and the bottom of the pipe of the human defense garage should also be greater than, equal to, and the net height of the car height plus 0.20m. (Professional team equipment shelter ≥ 3.0m); human defense car garage indoor floor to the bottom of the beam and the bottom of the pipe should also be greater than, equal to the car height plus 0.20m. (Human defense automobile garage ≥ 2.2m.)
2, air-raid basement indoor ground plane to the top of the structural plate bottom of the net height should not be less than 2.40m (except for the professional team equipment shelter and human defense automobile garage).
(B) shelter area
(C) the total number of people sheltered
1, the area index table
2, the material warehouse 2 ~ 5 people / 1000 square meters;
3, the first-class personnel shelter n = 0.146 × V0 (V0 for the volume of the clean area)
(D) wartime dry latrines
1, can be in the critical war constructed.
2, should be located near the exhaust vent.
3, the ratio of men and women according to 1:1;
4, the number of buckets: 1) material storage 1 ~ 2
2) other works: male 1 / 40 ~ 50 people, female 1 / 30 ~ 40 people
(E) other settings: water storage room, chemical defense communications duty room, power distribution room, chemical defense equipment storage room, blocking components storage room.
(F) entry and exit requirements
1, air defense basement should not be less than two entrances and exits for each protection unit (excluding shaft-type entrances and exits, connecting the mouth between the protection unit), of which there is at least one outdoor entrances and exits (except for the shaft type).
2, the main wartime entrances and exits should be located in the outdoor entrances and exits.
Outdoor entrances and exits - channel out of the ground section (no protective roof section) is located in the air defense basement outside the projection range of the upper building entrances and exits.
3, Category A air defense basement, its wartime as the main entrances and exits of outdoor entrances and exits through the ground section (i.e., no protective roof section), it is appropriate to be arranged in the ground outside the scope of the collapse of the building.
4, category A air defense basement design of the collapse of the ground building range:
5, without outdoor entrances and exits of the conditions:
1) Category B air defense basement when one of the following conditions:
1. and with reliable entrances and exits (eg, outdoor entrances and exits), and its level of resistance is not lower than that of the air defense basement of the other people's air defense works are connected;
2. The upper ground building is a reinforced concrete structure (or steel structure) often 6 level B air defense basement, when the following provisions are met:
(1) The first stairwell of the main entrance and exit leads directly to the outdoor ground, and the distance from the upper end of the ladder section to the basement to the outdoors is not more than 5.00m;
(2) The distance between the main entrance and the protective confinement door of one of the minor entrances and exits is not greater than 5.00m;
(2) The main entrance and exit and a minor entrance and exit is not less than 5.00m;
(2) The main entrance and exit and a minor entrance and exit are connected with other air defense works. The horizontal straight-line distance between the protective confinement door of the entrance and exit is not less than 15.00m, and the stair structures of both entrances and exits are designed in accordance with the requirements of the main entrance and exit;
2) In the case of Class A air defense basement of the nuclear level 6 and nuclear level 6B, where it is not possible to set up the outdoor entrance and exit due to the restriction of the conditions (mainly referring to the fact that the basement is occupied with the full red line), when it is in accordance with one of the following conditions:
2.When the upper ground building is a reinforced concrete structure (or steel structure), and the main entrance/exit of the air defense basement meets all of the following conditions:
(1) the first floor stairwell leads directly to the outdoor ground, and the distance from the upper end of the ladder section to the basement to the outdoors is not more than 2.00m;
(2) between the stairwell of the first floor, from the ladder section to the doorway that leads to the outdoors, a collapse prevention shed is set up which is disconnected from the ground building by the structure. structure;
(3) A collapse-proof eaves with a pick-out length of not less than 1.00m is provided above the outer side of the doorway leading to the outdoors of the first-floor stairwell (this may be exempted when the outer wall of the ground-level building is a reinforced concrete shear-wall structure);
(4) The horizontal straight-line distance between the main entrance/exit and the protective confinement door of one of the secondary entrances/exits is not less than 15.OOm.
Interpretation of "the basement has occupied the red line".
6, *** use of outdoor entrances and exits
The following conditions are met in one of the two neighboring protective units, can be in the protection of the closed door *** set up an outdoor entrance and exit. Neighboring protective units of different resistance levels, *** set up outdoor entrances and exits should be designed in accordance with the high resistance level:
1) when the two neighboring protective units are personnel shelter project or one side of the personnel shelter project for the other side of the material warehouse;
2) when the two neighboring protective units are material warehouse, and the sum of its floor area is not greater than 6000m2;
7, outdoor entrance and exit channels. > 7. Outdoor entrance and exit channel design requirements
1) Ground section
1. When the ground section is set outside the collapse range of the ground building and the mouth building is required for usual use, it is preferable to use a single-story lightweight building;
2. When the ground section is set within the collapse range of the ground building, the following blockage-preventing measures shall be taken:
1) Channel out of the ground above the section should be set up to prevent the collapse of scaffolding, nuclear level 5, nuclear level 6, nuclear level 6B class A air defense basement, can be used to assemble the anti-collapse scaffolding pro-war construction.
2) entrance and exit channels, stairs and doorway dimensions
1. wartime personnel entrances and exits:
2. the main entrances and exits of the human air defense materials warehouse should be designed according to the import and export of materials, construction area is not greater than 2000m2 materials warehouse materials import and export of the net width of the doorway should not be less than 1.50m, construction area of more than 2,000m2 material library materials import and export doorway net width should not be less than 2.OOO. Should not be less than 2.OOm;
3. The net width of the entrance and exit channels should not be less than the net width of the doorway.
8, the number of entrances and exits of the human defense door set
1) Protection of the closed door should be opened to the outside.
2) The closed door should be opened to the outside.
3) The human defense door is a collective term for both.
9, the size of the entrance and exit door front channel
1) Protective airtight doors and airtight doors of the door front channel, the net width and height should meet the door opening and installation requirements.
10, personnel sheltering works wartime entrance and exit width
1) personnel sheltering works wartime entrance and exit of the net width of the doorway and should be calculated according to the number of people sheltered per 100 people not less than 0.30m.
2) The number of people passing through each door should not exceed 700.
3) The net width of the entrance and exit passage and stairs should not be less than the net width of the doorway.
4) The net width of the entrance and exit passage and staircase used by two neighboring protective units **** should be determined by calculating the total number of people passing through the two sheltered entrances of not less than 0.30m per 100 people.
5) The sum of the net width of the doorway does not include the shaft-type entrances and exits, and other human defense works of the connecting mouth and the connecting mouth between the protection unit.
11, personnel sheltering works of wartime ladder type entrances and exits should comply with the following provisions:
1) step height should not be greater than 0.18m, the width should not be less than 0.25m;
2) steps should not be used fan-shaped steps, but the steps above and below the two levels of the formation of the plane angle of less than 10 °, and the width of each level of the steps away from the handrail of 0.25m greater than 0.22m May not be subject to this restriction;
3) the entrance and exit of the ladder section should be at least on one side of the handrail, its net width is greater than 2.OOm should be set up on both sides of the handrail, and its net width is greater than 2.50m is recommended to set up the middle handrail.
12, independent outdoor entrances and exits design requirements
1) protection of the closed door outside the channel length shall not be less than 5.OOm.
(The length of the protection of the closed door outside of the protection of the roof section of the channel center line of the horizontal projection of the folding length, for the stairway, shaft type entrances and exits can be counted from the outdoor ground level to the protection of the closed door at the height of the hole 1/2. Vertical distance.)
2) For nuclear level 4, nuclear level 4B and nuclear level 5 Class A air defense basement with people staying indoors during wartime, the length of the passageway outside the protective airtight door of its freestanding outdoor entrance and exit shall also comply with the provisions of Table 3.3.10-1 and 3.3.10-2 in the specification;
3) For Class B air defense basement and Nuclear 5, nuclear 6, nuclear 6B class A air defense basement, its freestanding outdoor entrances and exits should not be used straight; nuclear 4, nuclear 4B class A air defense basement freestanding outdoor entrances and exits shall not be used straight.
13, attached to the wall of outdoor entrances and exits design requirements
1) attached to the wall of outdoor entrances and exits of the protection of the confined door outside the channel (with a protective roof section) length shall not be less than 5.00 m.
2) B air defense basement wall of outdoor entrances and exits of the protection of the airtight door from the confined door to the closed door of the channel between the (also known as the inner passageway) the minimum length of the building can be determined in accordance with the needs of the building;
3) wartime indoor stay of Category A air defense basement, the attached wall outdoor entrances and exits of the minimum length of the inner passage should be consistent with the provisions of Table 3.3.12 (Figure 3.3.12).
14, the design requirements of indoor entrances and exits
1) wartime indoor personnel stay in Category B air defense basement, nuclear 6B Class A air defense basement and nuclear 6 Class A air defense basement equipped with reinforced concrete manned doors, its indoor entrances and exits with and without 90 ° turn and its protection of the closed door and the passageway between the closed door (also known as the inner passageway) the length of the length of the passageway can be determined in accordance with the needs of the building (
2) wartime indoor personnel stay in the nuclear level 4, nuclear level 4B, nuclear level 5 class A air defense basement and nuclear level 6 class A air defense basement equipped with steel structure of air defense door indoor entrances and exits are not suitable for the form of no turn (Figure 3, 3.14), and its indoor entrances and exits with a 90 ° turn in the minimum length of the internal passageway should be in line with the provisions of Table 3.3.14.
(G) protective confinement door should be set up in accordance with the following provisions:
1, when the protective confinement door is set up in the through-ramp, should be taken so that the protective confinement door is not conventional weapons (outside of the entrance of the passage) explosive fragments direct hit measures (such as appropriate bending or folding of the passageway axis, etc.);
2, when the protective confinement door is set up along the side walls of the passageway, the protective confinement door The door shall be embedded in the wall, and the outer surface of the door shall not protrude from the inner wall of the passageway;
3. When the protective closure door is installed in the shaft, the outer surface of the door shall not protrude from the inner wall of the shaft.
(IX) the design requirements of the anti-virus channel
1, the anti-virus channel should be set up in the vicinity of the exhaust port, and should be equipped with ventilation and air exchange facilities;
2, the size of the anti-virus channel should meet the requirements of the number of filtered ventilation ventilation conditions;
3, the size of the anti-virus channel should meet the requirements of the use of wartime, and should comply with the following provisions:
1 ) when both manned doors are open to the outside, in the closed door door open range outside the personnel (stretcher) stay area should be provided. Personnel through the anti-virus channel, the size of the stay area should not be less than the need for two people standing; stretcher through the anti-virus channel, the size of the stay area should meet the stretcher and the need for the relevant personnel to stay;
4, decontamination room should be set up in the side of the anti-virus channel
5, decontamination room should be by the undressing room, shower room and checking the composition of the dressing room:
Stripping room entrance should be Set in the first anti-virus channel; shower room entrance should be set up a closed door; check the exit of the dressing room should be set in the second anti-virus channel;
6, simple decontamination should be set up in conjunction with the anti-virus channel;
When the anti-virus channel with simple decontamination can not meet the specified number of ventilation requirements, can be set up separately in a simple decontamination room.
7, with simple decontamination of the anti-virus channel should meet the following requirements:
1) with simple decontamination of the anti-virus channel should meet the requirements of the number of air changes;
2) with simple decontamination of the anti-virus channel should be protected by the closed door and the closed door of the sidewalk between the door and the two parts of the simple decontamination area. The net width of the sidewalk should not be less than 1.30m; the area of the simple decontamination area should not be less than 2m2, and its width should not be less than 0.60m.
8, set up a separate simple decontamination room should be located on the side of the anti-virus channel, the use of its area should not be less than 5m2. simple decontamination room and anti-virus channel should be set up between a common door, simple decontamination room and the cleaning area should be set up between a closed door (Figure 3.3.24-2). 3.3.24-2).
Ventilation, water and electricity port design:
(a) the relationship between the ventilation port and the entrance and exit
1, medical ambulance works, professional team members sheltering department, personnel sheltering works, food stations, production workshops and power station control room and other wartime decontamination requirements of the air defense basement, its wartime exhaust vent should be located in the main entrance and exit.
Exhaust air outlet combined with the main entrances and exits legend:
2, its wartime air inlet should be set up separately in the outdoor. And should be combined with secondary entrances and exits or alternate entrances and exits.
3, used as a second-class personnel shelter B air-raid basement and nuclear 5, nuclear 6, nuclear 6B class A air-raid basement, when its outdoor conditions are not set up separately air inlet, its air inlet can be combined with the indoor entrances and exits set up, but in the explosion-proof wave valve outside of the floor structure above the above should be designed to prevent the collapse of the wave, or in the wave wave of explosion-proof valve on the outside of anti-clogging measures.
The air inlet combined with the indoor outlet legend:
4, the filter room and the fan room should be arranged in separate rooms. Filter room should be located in the poisonous area, the door of the filter room should be set up in the ground and clean area of the closed channel or anti-virus channel, and should be equipped with a closed door; into the fan room should be located in the clean area.
5, material stores, fixed power station control room, mobile power station vent is generally set up separately.
6, the professional team equipment shelter, human defense car garage vent is generally set up separately, the air inlet can be located in the main entrances and exits.
7, the three types of ventilation of the air defense project:
1) clean ventilation - refers to the air outside the air defense basement air is not contaminated by toxic agents and other wartime ventilation.
2) isolation ventilation - is to stop the air exchange inside and outside the air defense basement, the ventilator to make the project air circulation of wartime ventilation.
3) Filtering ventilation - refers to the wartime ventilation of air defense basement outside the infected air is filtered and processed and sent to the internal works.
(B) the setup requirements of the vent
1, the diesel generator set of the exhaust smoke outlet should be set up separately in the outdoor.
2, air inlet and exhaust port should be set up separately outdoors.
3, outdoor air inlet should be set in the exhaust port and the diesel engine smoke vent upwind side.
4. The horizontal distance between the air inlet and the exhaust outlet should not be less than 10m;
5. The horizontal distance between the air inlet and the diesel exhaust outlet should not be less than 15m, or the height difference should not be less than 6m.
6. The height of the lower edge from the outdoor ground level of the outdoor air inlet which is located outside the scope of collapse should not be less than 0.50m.
7, Located in the collapse of the outdoor air inlet, the lower edge of the height from the outdoor ground level should not be less than 1.Oom
8, for wartime use and dual-use air inlet and exhaust should be taken to prevent the collapse of the anti-clogging as well as anti-rain, anti-surface water and other measures.
(C) wave elimination facilities
1, in order to prevent air shock waves from open vents into the room, air intake and exhaust vents, smoke vents should be used explosion-proof wave valve + diffusion chamber (or diffusion box) wave elimination facilities.
2, explosion-proof wave trapdoor
1) the use of suspended plate explosion-proof wave trapdoor, embedded in the wall set up, depth ≥ 300mm, the relevant dimensions according to the atlas design.
2) The design pressure of the suspended plate trapdoor should be based on the category of civil defense projects, resistance level to determine.
3) Generally use BMH series of suspended plate trapdoor, hole size is determined according to the ventilation.
3, diffusion chamber
1) The diffusion chamber should be reinforced concrete monolithic casting, indoor plane for the square or rectangle.
2) The internal dimensions of the diffusion chamber according to the engineering protection category, resistance level, and ventilation to determine. (The specification has a minimum size requirements. BMH series of suspended plate trapdoor can be determined according to the table.)
3) The location of the ventilation pipe connected to the diffusion chamber should comply with the following provisions:
1. When the ventilation pipe is penetrated by the side wall of the diffusion chamber, the centerline of the ventilation pipe should be located 1/3 of the net length of the diffusion chamber from the rear wall (Figure a);
2. When the ventilation pipe is penetrated by the rear wall of the diffusion chamber, the end of the ventilation pipe should be equipped with a downward elbow and the centerline of the end of the ventilation pipe should be located at 1/3 of the net length of the diffusion chamber from the rear wall (Figure a). is located at 1/3 of the net length of the diffusion chamber from the rear wall surface (Fig. b);
4) A floor drain or puddle should be provided in the diffusion chamber.
5) Wave dissipation facilities in class B air defense basement and nuclear class 6, nuclear class 6B class A air defense basement can use diffusion box.
4, the filter room
1) The filter room is a special room equipped with filtering and ventilation equipment. Should be located near the air inlet, and inlet fan room arrangement.
2) The filtration room is located in the poisoned area, the inlet fan should be located in the clean area. In the filtration room on one side should be set up both to the ground, but also to the clean area of the closed channel (or anti-virus channel); filtration room and closed channel should be set between the closed door.
5, wartime uninterrupted ventilation vents
wartime mainly for the personnel to provide shelter for the human defense works: personnel shelter, medical rescue works.
(D) decontamination of sewage pits
1, set the location: the main wartime entrances and exits of the protection of the closed door outside the channel, the inlet shaft or channel should be set up to decontamination of sewage pits.
2, set the requirements: can not be used in peacetime, wartime mobile electric or manual drainage equipment.
(E) explosion-proof wave cable well
Diesel power station design:
(a) fixed power station
1, resistance level - with the power supply range of air defense basement the highest resistance level.
2, unit division - it is appropriate to set up separately, can also be set up in conjunction with the personnel protection works to merge the area according to its combination of air defense basement related requirements for the division of protection units.
3, composed of control room (clean area) and generator room (poisoned area).
4, the generator room is equipped with mechanical inlet and exhaust; and diesel exhaust system.
5, the smoke vent should be set up separately in the outdoor.
(B) mobile power station
1, combined with personnel protection works set up.
2, combined with the material warehouse set up.
3, set up in combination with equipment, people put car pool.
Nine, the combination of peace and war and peace and war conversion
(a) the basic provisions
1, the use of conversion measures should be able to meet the wartime protection requirements, and should be completed within the time limit for the conversion;
2, peace and war should not be used in the conversion of cast-in-place concrete, when the conversion measures used in the prefabricated components should be specified in the design: embedded parts, reserved holes (slots), etc. should be in the construction of the project, and should not be used in the conversion of concrete. ) and so on should be in place at a time in the construction of the project, prefabricated components should be synchronized with the construction of the project to do well, and should be set up for the storage location of the components;
3, the design of the conversion of peace and war should be synchronized with the completion of the engineering design.
(B) shall not be converted to the content
combined air defense basement, the following items should be completed in the construction and installation of the project:
- cast-in-place reinforced concrete and concrete structures, components;
- wartime use and dual-use of the entrance and exit, connecting The protection of the mouth of the closed door, closed door;
- wartime use and dual-use vent protection facilities;
- wartime use of the water supply pipe, drainage pipe and explosion-proof wave floor drains.
(C) the war blocking
1, the usual access to the war blocking
2, the usual entrances and exits of the war blocking
1) the usual entrances and exits of the war blocking prefabricated components, the net width of the hole should not be greater than 7.00m, the net height of the hole should not be greater than 3.00m; and should not be more than 2 in a protective unit.
2) The number of usual entrances and exits blocked by the protective airtight doors in case of war can be unlimited.
3, usually ventilated openings blocked on the battlefield
4, usually light ventilation window blocked on the battlefield
Shenzhen City, the relevant provisions of the human defense:
(a) the area of the regulations
1, the new ten-story (including) or more than the foundation depth of 3 meters (including) more than the following nine-story civil buildings, the construction of the first floor floor area to build an air-raid basement.
2, the new nine-story or less and the foundation depth of 3 meters or less of civil buildings according to the ground above the total floor area of 5% of the construction of air defense basement.
3, one of the following circumstances in construction projects, it is not appropriate to build the people's air defense project, the construction unit can apply for easy construction:
1) the use of pile foundations and pile foundation bearing platform top surface depth of less than 3 meters (or less than the required net height of the basement space);
2) according to the prescribed indicators should be built air defense basement area only accounted for the ground floor of the first floor of the building part of the structure and foundation treatment difficulties, and the economic and financial conditions of the building. and foundation treatment is difficult, and economically very unreasonable;
3) the project built in the quicksand, dark river, bedrock depth is very shallow, etc., because of the geological conditions are not suitable for the construction;
4) because of the construction of the lot of houses or underground pipeline facilities are dense, the air defense basement can not be constructed or it is difficult to take measures to ensure the safety of the construction. After approval by the municipal people's air defense department, the construction unit to the municipal people's air defense department to pay the people's air defense engineering easy construction fee, the municipal people's air defense department to coordinate the construction of air defense basement.
4, the following civil construction can be reduced or exempted from the easy land construction fee:
1) enjoy the government preferential policies for the construction of low-cost housing, affordable housing and other residents' housing;
2) new kindergartens, school buildings, nursing homes and living services for the disabled to build facilities and other civil buildings;
3) temporary civil buildings and not increase the area of the dangerous houses refurbishment Renovation of commercial residential projects;
4) civil buildings repaired according to the original area after being damaged by floods, fires or other irresistible disasters.
(B) outdoor entrances and exits
1, must be set up outdoor entrances and exits, does not apply to the "People's Air Defense Basement Design Code" on the provisions of the outdoor entrances and exits.
2, outdoor entrances and exits are not allowed to be blocked in peacetime and dug up in wartime.
(C) the provisions of the war blocking
1, the usual entrances and exits must be sealed with protective closed doors, prefabricated components are not allowed.
2, wartime fan room, etc. is not allowed to pro-war masonry, wartime fans, etc. must be installed in peacetime.
Second class personnel shelter example: