建筑防火通用规范（GB 55037-2022）第10.1.8条

除筒仓、散装粮食仓库和火灾发展缓慢的场所外，下列建筑应设置灯光疏散指示标志，疏散指示标志及其设置间距、照度应保证疏散路线指示明确、方向指示正确清晰、视觉连续：

    1 甲、乙、丙类厂房，高层丁、戊类厂房；

    2 丙类仓库，高层仓库；

    3 公共建筑；

    4 建筑高度大于27m的住宅建筑；

……                                         

10 其他地下或半地下建筑。

 GeneralSpecification for Building Fire Protection (GB 55037-2022), Article 10.1.8

In addition to silos, bulk grain storages and places withslow fire development, the following buildings shall be equipped with lightingand evacuation indicating signs, and the evacuation indicating signs and theirspacing and illumination shall ensure clear evacuation route indication,correct and clear direction indication and continuous vision:

1. Category A, B and C factory buildings, high-rise CategoryD and E factory buildings;

2. Category C warehouse, high-rise warehouse;

3. Public buildings;

4. Residential buildings with building height greater than27m;

……

10. Other underground or semi-underground buildings.