Traditional Culture Encyclopedia - Hotel reservation - Fire protection: How many square meters is the teahouse? How many floors do you need and two stairs?
Fire protection: How many square meters is the teahouse? How many floors do you need and two stairs?
The number of * * * fire exits on each floor of each fire zone and fire zone of public buildings shall be determined by calculation and shall not be less than 2. When one of the following conditions is met, emergency exits or evacuation stairs can be set:
1. Single-storey public buildings with a building area of 200M2 or less and no more than people, except nurseries and kindergartens.
2. Except hospitals, sanatoriums, buildings for the elderly and nurseries, children's rooms in kindergartens and children's playgrounds, the buildings on the second and third floors meet the requirements in Table 5.3.2.
In other words, there are two stairs above the fourth floor. Except as stipulated in Article 5.3.2, two staircases are required for all floors below.
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