GB/T 51408-2021 建筑隔震设计标准(高清完整版).pdf

《建筑隔震设计标准 GB/T 51408-2021》为国家标准，自2021年9月1日起实施。

根据住房和城乡建设部《关于印发(2014 年工 程建设标准规范制订修订计划>的通知})(建标〔2013〕169号)的要求，标准编制组经广泛调查研究 ，认真总结实践经验 ，参考有关国际标准和国外先进标准 ，并在广泛征求意见的基础上 ，编制本标准 。

本标准的主要技术内容是:总则，术语和符号，基 本规定，地震作用和结构隔震验算 ，隔震支座及隔震构造，多层与高层建筑 ，大跨屋盖建筑 ，多层砌体 建筑和底部框 架一抗震墙砌体建筑 ，核电厂建筑 ，既有建筑和历史建筑的隔震加固设计 ，村镇 民居建筑等。

1 总 则 ···················································…… (1)
2 术语和符号 ················································…… (2)
2.1 术语 ······················································… … (2)
2.2 符号 ······················································…… (3)
3 基本规定 ···················································…… (10)
3.1 一般规定 ················································…… (10 )
3.2 场地、地基和基础 ·································，·····…… (10)
3.3 试验和观测 ·············································…… (11)
4 地震作用和结构隔震验算 ······························…… (12)
4.1 一般规定 ················································…… (12 )
4.2 设计反应谱和地震动输人 ······························…… (13 )
4.3 地震作用计算·············································…… (15)
4.4 构件截面设计·············································…… (19)
4.5 上部结构变形验算 ·······································… … (23 )
4.6 隔震层设计 ·············································… … (24 )
4.7 下部结构设计·············································…… (28 )
5 隔震支座及隔震构造 ····································…… (30 )
5.1 一般规定 ················································… … (30 )
5.2 隔震支座检验·············································…… (31 )
5.3 隔震支座与结构的连接 ·································…… (31 )
5.4 隔离缝 ···················································…… (32 )
5.5 穿越隔震层的固定设施和管线···························…… (32)
5.6 伸缩缝 ···················································…… (33)
5.7 检修及隔震标识 ··········································…… (3 )

6 多层与高层建筑 ··········································…… (34)
6.1 一般规定 ················································… … (34)
6.2 隔震层设计 ·············································…… (35 )
6.3 结构设计 ················································…… (36)
7 大跨屋盖建筑 ·············································…… (45)
7.1 一般规定 ················································…… (45 )
7.2 隔震层设计 ···········································… …‘’(46 )
7.3 大跨屋盖结构设计 ·······································…… (46)
7.4 支承结构设计 ·············································…… (47 )
8 多层砌体建筑和底部框架一抗震墙砌体建筑 ·········…… (49)
8.1 一般规定 ················································…… (49 )
8.2 隔震层设计 ·············································…… (50 )
8.3 结构设计 ················································…… (50 )
9 核电厂建筑 ················································…… (52)
9.1 一般规定 ················································… … (52)
9.2 隔震设计 ················································… … (53)
9.3 楼层反应谱 ·············································… … (5 )
9.4 隔震支座的要求 ··········································… … (55)
9.5 橡胶隔震支座的检验规则 ······························… … (56 )
9.6 地震监测与报警 ··········································… … (57)
10 既有建筑和历史建筑的隔震加固设计 ···············…… (58)
10.1 一般规定 ················································… … (58 )
10.2 既有建筑的隔震加固设计 ······························… … (59)
10.3 历史建筑的隔震加固设计 ······························… … (60 )
n 村镇民居建筑 ·············································…… (62)
11.1 一般规定 ················································… … (62 )
n.2 房屋隔震设计要点 ····································… … (62 )
附录A 隔震建筑抗震性能设计 ···························…… (66)
附录B 复振型影响系数计算公式 ························…… (70)

附录 C 隔震支座连接设计 ·································…… (72)
附录 D 隔震支座力学分析模型和基本力学性能要求 …… (7)
附录 E 既有建筑加固墙体和柱的托换方法 ············…… (82)
本标准用词说明 ················································…… (89)
引用标准名录 ···················································…… (90)
附:条文说明 ·············································……，··… (91

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