中国工程建设标准化协会公告

前言

1　总　则

2　术语和符号

• 2.1　术　语

• 2.2　符　号

3　基本规定

• 3.1　前期准备

• 3.2　既有建筑检测与鉴定

• 3.3　周边环境调查

• 3.4　岩土工程勘察

4　托换结构设计

• 4.1　一般规定

• 4.2　托换结构布置

• 4.3　托换桩设计

• 4.4　水平托换构件和连接节点设计

• 4.5　变形验算

5　侧向支护设计

• 5.1　一般规定

• 5.2　侧向支护结构设计

• 5.3　地下水控制

6　增层地下室结构设计

• 6.1　一般规定

• 6.2　结构构件设计

• 6.3　基础设计

• 6.4　连接构造

7　施　工

• 7.1　一般规定

• 7.2　托换桩施工

• 7.3　水平托换构件施工

• 7.4　侧向支护结构施工

• 7.5　地下水控制

• 7.6　土方开挖

• 7.7　增层地下室结构施工

• 7.8　构件拆除

• 7.9　施工安全管理

8　监　测

• 8.1　一般规定

• 8.2　既有结构监测

• 8.3　托换结构监测

• 8.4　侧向支护监测

• 8.5　周边环境监测

9　检验与验收

• 9.1　一般规定

• 9.2　检　验

• 9.3　验　收

附录A　既有建筑地下增层工程分部、子分部工程、分项工程划分

用词说明

引用标准名录

制定说明

1　General provisions

2　Terms and symbols

• 2.1　Terms

• 2.2　Symbols

3　Basic requirements

• 3.1　Preparation

• 3.2　Detection and identification of existing building

• 3.3　Environmental investigation

• 3.4　Geotechnical investigation

4　Design of underpinning structure

• 4.1　General requirements

• 4.2　Arrangement of underpinning structure

• 4.3　Design of underpinning pile

• 4.4　Design of transverse underpinning members and connection joint

• 4.5　Checking and control of deformation

5　Design of lateral retaining and proteciton structure

• 5.1　General requirements

• 5.2　Design of retaining and proteciton structure

• 5.3　Groundwater control

6　Design of additional underground structure

• 6.1　General requirements

• 6.2　Members design of structure

• 6.3　Design of foundation

• 6.4　Connection details

7　Construction

• 7.1　General requirements

• 7.2　Construction of underpinning pile

• 7.3　Construction of transverse underpinning members

• 7.4　Construction of lateral retaining and proteciton structure

• 7.5　Groundwater control

• 7.6　Excavation

• 7.7　Construction of additional underground structure

• 7.8　Removement of existing structural members

• 7.9　Construction safety control

8　Monitoring

• 8.1　General requirements

• 8.2　Monitoring of existing structure

• 8.3　Monitoring of underpinning structure

• 8.4　Monitoring of lateral retaining and protection structure

• 8.5　Monitoring of surroundings around foundation pit

9　Inspection and acceptance

• 9.1　General requirements

• 9.2　Inspection

• 9.3　Acceptance

Appendix A　Division of engineering division，sub-division engineering and sub-project division in top-down basement addition project beneath existing buildings

Explanation of wording

List of quoted standards