内容简介
DB32/T 3916-2020建筑地基基础检测规程
Technical Code for Proof Testing of Foundations for Buildings
2020-12-21发布
2021-05-01实施
目 次
前言
1 范围..................................................................................1
2 规范性引用文件....................................................................... 1
3 术语与定义........................................................................... 1
3.1 术语...............................................................................4
3.2 符号.............................................................................. 6
4 总则..................................................................................7
5 基本规定..............................................................................7
5.1 一般规定...........................................................................8
5.2 检测工作程序...................................................................... 8
5.3 基桩检测..........................................................................11
5.4 地基检测..........................................................................11
5.5 基础锚杆检测......................................................................12
5.6 扩大检测与验证检测.............................................................. 12
5.7 检测记录与报告....................................................................13
6 单桩竖向抗压静载试验.............................................................. 13
6.1 适用范围..........................................................................13
6.2 设备仪器及其安装..................................................................14
6.3 现场检测..........................................................................16
6.4 检测数据分析与判定................................................................16
6.5 检测报告...................................................................... ...17
7 单桩竖向抗拔静载试验................................................................ 17
7.1 适用范围.................................................................... .....17
7.2 设备仪器及其安装..................................................................18
7.3 现场检测......................................................................... 19
7.4 检测数据的分析与判定..............................................................19
7.5 检测报告..........................................................................20
8 单桩水平静载试验.....................................................................20
8.1 适用范围..........................................................................20
8.2 设备仪器及其安装..................................................................21
8.3 现场检测......................................................................... 21
8.4 检测数据分析与判定................................................................21
8.5 检测报告...................................................................... .. 24
9 基础锚杆抗拔试验.................................................................... 24
9.1 适用范围......................................................................... 24
9.2 设备仪器及其安装................................................................. 25
9.3 现场检测......................................................................... 26
9.4 检测数据分析与判定............................................................... 26
9.5 检测报告...........................................................................27
16.3 现场检测........................................................................50
16.4 检测数据分析与判定..............................................................53
16.5 检测报告........................................................................54
17 低应变法...........................................................................54
17.1 适用范围........................................................................54
17.2 仪器设备....................................................................... 54
17.3 现场检测........................................................................55
17.4 检测数据分析与评判..............................................................57
17.5 检测报告............................................................................................................................................... 57
18 声波透射法...................................................................... 57
18.1 适用范围........................................................................57
18.2 设备仪器........................................................................57
18.3 声测管埋设..................................................................... 59
18.4 现场检测........................................................................61
18.5 检测数据分析与判定............................................................. 68
18.6 检测报告....................................................................... 68
19 高应变法...........................................................................68
19.1 适用范围........................................................................68
19.2 设备仪器及其安装................................................................69
19.3 现场检测....................................................................... 70
19.4 检测数据的分析与判定............................................................74
19.5 检测报告....................................................................... 74
附录 A（规范性附录）建筑地基基础检测记录表格 ........................................ 75
附录 B（规范性附录）竖向承载力试件处理要点 .......................................... 81
附录 C（规范性附录）地基土试验数据统计方法........................................... 82
附录 D（规范性附录）圆锥动力触探锤击数修正.......................................... 83
附录 E（规范性附录）高应变传感器安装................................................ 85
附录 F（规范性附录）试打桩与打桩监控................................................. 86
附录 G（规范性附录）孔内成像技术检查混凝土桩(墙)质量要点............................. 88
附录 H（规范性附录）地下连续墙检测要点............................................... 89
附录 I（规范性附录）大直径桩端阻力载荷试验要点....................................... 91
前 言
本标准按 GB/T 1.1—2009 给出的规则起草。
本标准由江苏省住房和城乡建设厅科技发展中心提出。
本标准由江苏省住房和城乡建设厅归口。