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第五天学习笔记

  • 2026-11-04 11:14:29

第五天学习笔记

1.民用建筑的耐火等级

民用建筑(不燃材料)

构件名称

一级

二级

三级

四级

防火墙

3H

3H

3H

3H

承重墙

3

2.5

柱

3

2.5

梁

2

1.5

房间隔墙

0.75

0.5

疏散走道两侧隔墙

1

1

楼梯间和前室的墙电梯井的墙

2

2

住宅建筑单元之间的墙和分户墙

2

2

非承重外墙

1

1

楼板

1.5

1

屋顶承重构件

1.5

1

疏散楼梯

1.5

1

吊顶

不0.25

难0.25

难0.15

三级耐火等级的医疗建筑、中小学校的教学建筑、老年人照料设施及托儿所、幼儿园的儿童用 房和儿童游乐厅等儿童活动场所的吊顶 ,应采用不燃材料;当采用难燃材料时,其耐火极限不 应低于0.25h。

2.工业建筑厂房耐火等级适应性

建筑类别

最低耐火等级

放宽为三级条件

大于50米高层厂房、地下

一级

五地

高层厂房 

二级

高贵丙爷陪甲方乙方热油锅

甲乙类厂房

二级

建筑面积不大于300m²独立建造单层甲乙类厂房

贵重的机器、仪表、仪器厂房

二级

丙类液体厂房

二级

建筑面积不大于500m²单层丙类液体厂房

油浸变压器室、高压配电装置室

二级

火花、赤热表面、明火的丁类

二级

建筑面积不大于1000m2单层火花、赤热表面、明火的丁类厂房

锅炉房

二级

燃煤锅炉房总蒸发量不大于4T/H

单多层丙类固体厂房

三级

多层丁、戊类厂房

三级

单层丁、戊类厂房

四级

1.甲、乙类厂房和甲、乙、丙类仓库内的防火墙,其耐火极限不应低于4.00h。三仓二厂四小时

2. 一 、二级耐火等级厂房(仓库)的上人平屋顶(脚踩),其屋面板的耐火极限分别不应低于1.50h 和1.00h。

3.民用建筑耐火等级适应性

不低于一级

不低于二级

不低于三级

一类高 

二类高

城市和镇中心区内的民用建筑(城镇)

二层和二层半式、多层式民用机场航站楼

一层和一层半式民用机场航站楼

A类广播电影电视建筑

B类广播电影电视建筑

四级生物安全实验室

三级生物安全实验室、设置洁净手术部的建筑

地下或半地下建筑(室)

总建筑面积>1500 m²单多层人员密集场所

老年人照料设施、教学建筑、医疗建筑

一级普通消防站、二级普通消防站、特勤消防站、战勤保障消防站

用于灾时避难的建筑

电动车充电站、单多层重要公共建筑

阿姨私生二弟

一激动生三小B崽,要我命

老中医教学

4.仓库建筑耐火等级适应性

一级

二级

三级

四级

多层丙类液体仓库

高架仓库、高层仓库

单层乙类仓库

单层丁戊类仓库

大于32米丙类仓库

甲类仓库

单多层丙类固体仓库 单层丙类液体仓库

每个防火分隔间建筑面积大于3000m ² 的其他多层丙类仓库

多层乙类仓库

多层丁戊类仓库

I类飞机库

粮食筒仓

粮食平房仓

甲类3、4项仓库

地下

5.

5.1建筑高度大于100m 的民用建筑,其楼板的耐火极限不应低于2.00h。

5.2一 、二级耐火等级建筑的上人平屋顶,其屋面板的耐火极限分别不应低于1.50h 和 1.00 h。 

5.3注意:裙房耐火等级不应低于主体耐火等级

基本 文件 流程 错误 SQL 调试
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  1. CONNECT:[ UseTime:0.000541s ] mysql:host=172.18.0.4;port=3306;dbname=h_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000743s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000373s ]
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  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000528s ]
  6. SELECT * FROM `set` [ RunTime:0.000310s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000665s ]
  8. SELECT * FROM `article` WHERE `id` = 574994 LIMIT 1 [ RunTime:0.000360s ]
  9. UPDATE `article` SET `lasttime` = 1793963434 WHERE `id` = 574994 [ RunTime:0.001696s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000331s ]
  11. SELECT * FROM `article` WHERE `id` < 574994 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000414s ]
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  13. SELECT * FROM `article` WHERE `id` < 574994 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000532s ]
  14. SELECT * FROM `article` WHERE `id` < 574994 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000554s ]
  15. SELECT * FROM `article` WHERE `id` < 574994 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000741s ]
0.092068s