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【多选题】
某地新建一有顶棚步行街,对其进行防火检查,以下内容不符合要求的是( )。
A.
步行街总长度280m，两侧的建筑耐火等级为二级
B.
步行街两侧商铺建筑面积300㎡，为扩大经营，将两间商铺打通，并在内部设置自喷
C.
步行街商铺面向街面的一侧，围护结构采用耐火极限不低于1.00h的实体墙，门窗采用乙级防火门、窗
D.
步行街顶棚自然排烟口的有效面积为步行街地面面积的1/4
E.
步行街两侧的商铺内应设置DN65mm的消火栓、自动喷水灭火系统、火灾自动报警系统
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