Legal analysis: Requirements to be met when setting evacuation signs:
1. Direction signs of evacuation signs should point to the nearest evacuation exit or safety exit;
2. The lower edge of the evacuation sign set above the safety exit or evacuation exit should not be greater than 1.3m； from the upper edge of the door;
3. The center line of the evacuation indicator signs set on the wall should not be more than 1m away from the indoor floor (the parts that are not easy to install can be installed in the upper part), the distance between the self-luminous signs with light storage should not be more than 5m, and the distance between the evacuation indicator signs with lights should not be more than 21m (set in underground buildings, not more than 15m);
4. The evacuation signs set on the ground should be set continuously along the evacuation walkway or main evacuation route; When set intermittently, the distance between self-luminous signs with light storage should not be greater than 1.5m, and evacuation signs with light should not be greater than 3m.
5. The light evacuation sign shall be provided with a protective cover made of glass or other incombustible materials;
6. The battery can be used as the backup power supply for the light evacuation indicator, and its continuous power supply time should not be less than 21min (it should not be less than 31min when it is installed in high-rise civil buildings and underground buildings with a height exceeding 111m). After the working power supply is cut off, the standby power supply should be automatically connected.
Legal basis: Fire Prevention Law of the People's Republic of China
Article 2 The fire control work shall be based on the principle of putting prevention first and combining prevention with elimination, and the principle of unified leadership by the government, supervision by departments according to law, overall responsibility of units and active participation of citizens shall be followed, and a socialized fire control network shall be established and improved.
article 3 the State Council leads the national fire control work. Local people's governments at all levels are responsible for fire control work within their respective administrative areas.
people's governments at all levels should incorporate fire control work into national economic and social development plans to ensure that fire control work is compatible with economic and social development.
Article 4 The emergency management department of the State Council shall supervise and manage the fire control work throughout the country. The emergency management departments of the local people's governments at or above the county level shall supervise and manage the fire control work within their respective administrative areas, and the fire rescue institutions of the people's governments at the corresponding levels shall be responsible for the implementation. The fire control work of military facilities shall be supervised and managed by the competent units and assisted by fire rescue agencies; The fire control work of underground parts of mines, nuclear power plants and offshore oil and gas facilities shall be supervised and managed by the competent units.
other relevant departments of the people's governments at or above the county level shall, within their respective functions and duties, do a good job in fire control according to the provisions of this law and other relevant laws and regulations. Where there are other provisions in laws and administrative regulations on forest and grassland fire control, those provisions shall prevail.