内容简介
DB11/T 1812-2020既有玻璃幕墙安全性检测与鉴定技术规程
Technical code for safety testing and appraisal of existing glass curtain wall
2021-04-01实施
2020-12-25发布
目 次
1 总则 ..................................................................................................................................1
2 术语和符号 ..................................................................................................................................2
2.1 术语 .......................................................................................................................................2
2.2 符号 .......................................................................................................................................2
3 基本规定 ......................................................................................................................................4
3.1 一般规定 ...............................................................................................................................4
3.2 安全性鉴定基本程序 ...........................................................................................................4
3.3 检测鉴定抽样规定 ...............................................................................................................5
4 幕墙材料检查、检测 ..................................................................................................................6
4.1 一般规定 ...............................................................................................................................6
4.2 玻璃 .......................................................................................................................................6
4.3 支承结构材料 .......................................................................................................................7
4.4 硅酮结构密封胶 ...................................................................................................................7
4.5 五金件及其他配件 ...............................................................................................................8
5 连接构造、整体及局部变形检查、检测...................................................................................9
5.1 一般规定 ...............................................................................................................................9
5.2 连接构造检查、检测 ...........................................................................................................9
5.3 整体及局部变形检查、检测..............................................................................................10
6 结构承载力验算 ........................................................................................................................11
6.1 一般规定 .............................................................................................................................11
6.2 玻璃 .....................................................................................................................................11
6.3 框支撑玻璃幕墙支承结构..................................................................................................11
6.4 点支承玻璃幕墙支承结构..................................................................................................11
6.5 全玻幕墙支承结构 .............................................................................................................12
7 鉴定评级及鉴定报告 ................................................................................................................13
7.1 鉴定评级规则 .....................................................................................................................13
7.2 子单元的安全性评级 .........................................................................................................14
7.3 分部单元的安全性评级 .....................................................................................................16
7.4 鉴定单元的安全性评级 .....................................................................................................17
7.5 鉴定报告 .............................................................................................................................17
附录 A 既有玻璃幕墙面板坠落风险排查法 振动测试法............................19
本规程用词说明 ..............................................................23
引用标准名录 ................................................................24
附：条文说明 ................................................................................................................................25