国家能源局公告

前　言

1　总　则

2　术语和符号

• 2.1　术　语

• 2.2　符　号

3　基本规定

4　上拔稳定计算

• 4.1　适用条件

• 4.2　剪切法

• 4.3　土重法

5　基础下压和地基计算

• 5.1　基础下压计算

• 5.2　地基承载力计算

• 5.3　地基的变形计算

6　倾覆稳定计算

• 6.1　电杆基础倾覆稳定计算

• 6.2　窄基铁塔浅基础倾覆稳定计算

• 6.3　窄基铁塔深基础倾覆稳定计算

• 6.4　宽基铁塔基础倾覆稳定计算

• 6.5　挡土墙

7　构件承载力计算和构造要求

• 7.1　钢筋混凝土基础主柱正截面承载力计算

• 7.2　混凝土基础主柱正截面承载力计算

• 7.3　钢筋混凝土基础底板正截面承载力计算

• 7.4　混凝土基础底板正截面承载力计算

• 7.5　钢筋混凝土拉线盘承载力计算

• 7.6　钢筋混凝土电杆卡盘承载力计算

• 7.7　石材底盘、拉盘、卡盘承载力计算

• 7.8　地脚螺栓承载力计算

• 7.9　拉线部件承载力计算

• 7.10　斜截面承载力计算

• 7.11　构造要求

8　岩石基础

• 8.1　基础的分类及适用条件

• 8.2　基础承载力计算

• 8.3　构造要求

9　桩基础

• 9.1　一般规定

• 9.2　桩基构造

• 9.3　桩顶作用效应计算

• 9.4　桩下压承载力计算

• 9.5　桩上拔承载力计算

• 9.6　桩水平承载力与位移计算

• 9.7　桩基本体计算

• 9.8　质量检测标准

10　复合式沉井基础

• 10.1　一般规定

• 10.2　构造要求

• 10.3　上拔承载力计算

• 10.4　下压承载力计算

• 10.5　基础本体强度计算

11　装配式基础

• 11.1　一般规定

• 11.2　直柱铰接型基础侧向倾覆稳定计算

• 11.3　直柱铰接型基础侧向滑动稳定计算

• 11.4　基础承载力计算

• 11.5　构造要求

12　螺旋锚基础

• 12.1　一般规定

• 12.2　螺旋锚基础的上拔稳定

• 12.3　螺旋锚基础下压和地基计算

• 12.4　螺旋锚构件强度计算

• 12.5　材料和构造要求

13　基面处理和环境保护

附录A　基础形式图

• A.1　原状抗拔土体的基础形式

• A.2　回填抗拔土体的基础形式

• A.3　灌注桩的基础形式

• A.4　装配式基础形式

• A.5　岩石基础形式

• A.6　微型桩基础形式

• A.7　螺旋锚基础形式

附录B　特殊地基处理原则

• B.1　黄土地区输电线路杆塔地基处理原则

• B.2　盐渍土地区输电线路杆塔地基处理原则

• B.3　季节性冻土地区杆塔地基的处理原则

附录C　基础在洪水时的局部冲刷、流水动压力、漂浮物撞击力的计算

附录D　原状土基础剪切法抗拔承载力计算

附录E　基础上拔、下压及倾覆稳定和地基承载力计算用表

附录F　地基岩土承载力特征值及分类

• F.1　地基承载力特征值

• F.2　地基岩土的分类

• F.3　几个重要的工程特性指标

附录G　原状土基础刚性基柱考虑土抗力时侧向弯矩的近似计算

附录H　土与混凝土基础接触面的摩阻系数和地脚螺栓有效面积表

附录J　水平荷载作用下桩的内力、位移计算

附录K　输电线路基础上拔静载试验要点

• K.1　加荷设备

• K.2　测量系统

• K.3　加荷试验方法

• K.4　试验结果的整理

• K.5　工程地质资料

附录L　金属基础承载力强度计算

本标准用词说明

引用标准名录

1　General provisions

2　Terms and symbols

• 2.1　Terms

3　Basic requirements

4　Calculation on uplift capacity

• 4.1　Applicable conditions

• 4.2　Shearing method

• 4.3　Earth cone method

5　Calculation on compression capacity

• 5.1　Foundation performance analysis

• 5.2　Bearing capacity

• 5.3　Subsoil deformation

6　Calculation on overturning stability

• 6.1　Calculation on overturning stability of pole foundation

• 6.2　Calculation on overturning stability of shallow foundation for narrow base tower

• 6.3　Calculation on overturning stability of deep foundation for narrow base tower

• 6.4　Calculation on overturning stability for wide base tower

• 6.5　Retaining wall

7　Calculation on bearing capacity and structural requirements of members

• 7.1　Calculation on bearing capacity of normal section of principal column of reinforced concrete foundation

• 7.2　Calculation on bearing capacity of normal section of principal column concrete foundation

• 7.3　Calculation on bearing capacity of normal section of foundation base slab of reinforced concrete

• 7.4　Calculation on bearing capacity of normal section of base slab of concrete foundation

• 7.5　Calculation on bearing capacity of cable quadrant of reinforced concrete

• 7.6　Calculation on bearing capacity of chuck of reinforced concrete eletric pole

• 7.7　Calculation on bearing capacity of base plate,cable quadrant and chuck made of stone materials

• 7.8　Calculation on bearing capacity of anchor bolts

• 7.9　Calculation on bearing capacity of stay-wire members

• 7.10　Calculation on bearing capacity of inclined section

• 7.11　Structural requirements

8　Rock anchor foundation

• 8.1　Types and applicable conditions

• 8.2　Calculation on bearing capacity of rock foundation

• 8.3　Detailing requirements of rock foundation

9　Pile foundation

• 9.1　General requirements

• 9.2　Structural requirements of pile foundation

• 9.3　Load effect

• 9.4　Compression capacity of pile foundation

• 9.5　Uplift capacity of pile foundation

• 9.6　Lateral load capacity and deflection of pile foundation

• 9.7　Calculation and checking of pile body

• 9.8　Quality inspection standards

10　Combined caisson foundation

• 10.1　General requirements

• 10.2　Structural requirements

• 10.3　Calculation on uplift bearing capacity

• 10.4　Calculation on compressive bearing capacity

• 10.5　Calculation on strength capacity of structure members

11　Assembly foundation

• 11.1　General requirements

• 11.2　Calculation on stability of vertical-column hinging foundation against lateral overturning

• 11.3　Calculation on stability of vertical-column hinging foundation against lateral sliding

• 11.4　Calculation on bearing capacity of assembly foundation

• 11.5　Structural requirements

12　Screw anchor foundation

• 12.1　General requirements

• 12.2　Calculation on uplift capacity of screw anchors foundation

• 12.3　Calculation on compression capacity of screw anchors foundation

• 12.4　Calculation on strength capacity of screw anchor members

• 12.5　Material and structual requirements

13　Basa plane treatment and environmental protection

Appendix A　Sketches for foundation types

Appendix B　Principles for special foundation treatment

Appendix C　Calculation on local scour，water flow and collision pressure on foundation with flooding

Appendix D　Calculation on uplift capacity of undisturbed soil foundation with shear method

Appendix E　Table for bearing capacity of foundation and subsoil

Appendix F　Geotechnical classification and characteristic value of bearing capacity of subsoil

Appendix G　Simplified calculation of lateral moment of foundation pillar with soil resistance

Appendix H　Frictional factorμbetween soil and concrete and effective area of anchor bolt

Appendix J　Calculation on internal force and displacement of lateral loaded pile

Appendix K　Uplift static loading test for transmission line foundation

Appendix L　Calculation on bearing capacity of steel foundation

Explanation of wording in this code

List of quoted standards