斜拉桥定期检查
- 格式:doc
- 大小:867.00 KB
- 文档页数:29
土木工程结构试验与检测
Testing and Inspection for Civil Engineering Structure
- 221 -
第9章 桥梁结构试验与检测
Chapter 9 Bridge Structure Testing and Inspection
目录 Contents
9.1 桥梁结构的静载试验(bridge static testing) ..................................................................... 223
9.1.1 试验方案设计(test schematic design) ................................................................... 223
1.桥梁结构的调查(bridge structure investigation) .............................................. 223
2.加载方案(loading scheme) ................................................................................ 223
3.测点布置(measuring point layout) .................................................................... 227
4.测试仪器的选择(selection of instrumentation for measurement) ..................... 229
9.1.2 测试准备(testing preparations) ........................................................................... 229
1.量测附属设施(measuring annex setup) ............................................................ 229
2.加载位置的确定(test location) ......................................................................... 229
3.仪器检查与安装(checking and assembling of instruments) ............................. 229
4.加载物的称重(weighting heavy loads) ............................................................. 230
5.试验人员组织分工(test organization and task distribution) ............................. 230
9.1.3 加载试验(loading test) ........................................................................................ 230
1.试验演习(test maneuver) ................................................................................... 230
2.预加载(preload testing) ..................................................................................... 230
3.加载试验(loading test) ...................................................................................... 230
4.测读与记录(measurements and data acquisition) ............................................. 231
5.加载过程的观察(observe loading process) ....................................................... 231
6.裂缝观测(crack detection and measurement) .................................................... 231
7.终止加载控制条件(conditions of terminat loading) ......................................... 231
9.1.4 试验资料的整理(testing data interpretation) ........................................................ 231
1.测试数据的修正(data correction) ..................................................................... 231
2.测点变形计算(calculating of deformation) ....................................................... 232
3.校验系数和相对残余变形的计算(calculating check index and relative residual
deformation) ............................................................................................................... 232
4.力或位移影响线(influence curves of force and displacement) ........................ 233
5.荷载横向分布系数(transverse distribution coefficients) .................................. 233
6.偏载系数(bias factor) ........................................................................................ 233
7.裂缝发展状况(development of cracks) ............................................................. 233
9.1.5 数据整理与结构性能评定(data interpretation and evaluation of structural
properties) ........................................................................................................................... 234
9.2 桥梁结构的动载试验(bridge dynamic testing) ............................................................... 235
9.2.1 试验方案的设计(test schematic design) ............................................................... 235
1.量测内容(measuring scheme) ........................................................................... 235 第9章 桥梁结构的试验与检测
Chapter 9
Bridge Structure Test and Inspection
- 222 - 2.加载方案(loading test scheme) ......................................................................... 235
3.量测方案(measuring scheme) ........................................................................... 235
4.动载试验效率(efficiency of dynamic testing) .................................................. 236
9.2.2 试验准备(test preparations)................................................................................... 236
9.2.3 加载试验(loading test) .......................................................................................... 236
1.跑车试验(traffic testing).................................................................................... 236
2.跳车试验(bumping testing) ............................................................................... 236
3.刹车试验(wheel-locked testing) ........................................................................ 236
4.环境试验(ambient vibration testing) ................................................................. 237