Is there a staircase as long as there is an elevator?
The following requirements should be met in the flat layout of the staircase:
One, close to both ends of the standard layer (or fire zone). This arrangement facilitates two-way evacuation and improves the safety and reliability of evacuation.
Second, close to the elevator set. In the event of a fire, people are accustomed to using evacuation routes that are often taken. Close to the elevator set to evacuate the stairs, can be used to evacuate routes and emergency evacuation routes together, is conducive to guide people to quickly and safely evacuated. If the elevator hall is open, there should be a certain separation between the two, so that the elevator shaft caused by the spread of fireworks and cut off the channel leading to the stairs.
Three, close to the external wall set. This arrangement is conducive to the use of high security, good economy, with open front room evacuation staircase form. At the same time, it is also convenient for natural lighting, ventilation and fire fighting.
In the vertical arrangement should pay attention to:
First, the evacuation stairs should be kept up and down smooth. The evacuation staircase of high-rise civil buildings should lead to no fixed, so that when the evacuation of the channel is blocked or the smoke is cut off, the staff can go to the roof for temporary shelter, waiting for firefighters to use the car or helicopter to rescue.
Second, should avoid different evacuation flow of people cross each other. For high-rise civil buildings, the high-level part of the evacuation staircase should not be with the public part of the lower part of the traffic hall, staircase or escalator mixed cross, so as not to evacuate when the two parts of the crowd crowded crowded, causing blockage caused casualties. In addition, the evacuation staircase should be clearly marked and should be placed in an easy to find location. Ordinary stairs can not be used as evacuation stairs. The number of evacuation stairs can be determined by the number of safety outlets combined with the evacuation route.
Yes, both in the building code in the legal provisions are expressly provided.
The following requirements should be met in the flat layout of the staircase:
One, close to both ends of the standard layer (or fire zone). This arrangement facilitates two-way evacuation and improves the safety and reliability of evacuation.
Second, close to the elevator set. In the event of a fire, people are accustomed to using evacuation routes that are often taken. Close to the elevator set to evacuate the stairs, can be used to evacuate routes and emergency evacuation routes together, is conducive to guide people to quickly and safely evacuated. If the elevator hall is open, there should be a certain separation between the two, so that the elevator shaft caused by the spread of fireworks and cut off the channel leading to the stairs.
Three, close to the external wall set. This arrangement is conducive to the use of high security, good economy, with open front room evacuation staircase form. At the same time, it is also convenient for natural lighting, ventilation and fire fighting.
In the vertical arrangement should pay attention to:
First, the evacuation stairs should be kept up and down smooth. The evacuation staircase of high-rise civil buildings should lead to no fixed, so that when the evacuation of the channel is blocked or the smoke is cut off, the staff can go to the roof for temporary shelter, waiting for firefighters to use the car or helicopter to rescue.
Second, should avoid different evacuation flow of people cross each other. For high-rise civil buildings, the high-level part of the evacuation staircase should not be with the public part of the lower part of the traffic hall, staircase or escalator mixed cross, so as not to evacuate when the two parts of the crowd crowded crowded, causing blockage caused casualties. In addition, the evacuation staircase should be clearly marked and should be placed in an easy to find location. Ordinary stairs can not be used as evacuation stairs. The number of evacuation stairs can be determined by the number of safety exit points combined with evacuation routes.
