目 录
1 工程概况...........................................................................................................................1 2 检测目的...........................................................................................................................4
2.1 结构外观检查及实体检测的目的..............................................................................................4 2.2 桥梁静载试验目的......................................................................................................................4
3 检测依据...........................................................................................................................5
3.1 外观检查及实体检测依据..........................................................................................................5 3.2 桥梁荷载试验依据......................................................................................................................5
4 检测内容...........................................................................................................................5
4.1 桥梁外观检查..............................................................................................................................6 4.2 实体检测内容..............................................................................................................................6 4.3 桥梁静载试验内容......................................................................................................................7
5 外观检查及实体检测实施方案.......................................................................................7
5.1 桥梁构件编号规则......................................................................................................................7 5.2 检查记录要求..............................................................................................................................9 5.2.1 记录要求..............................................................................................................................9 5.2.2 照片拍摄要求....................................................................................................................10 5.3 检查平台....................................................................................................................................10 5.4 检查的重点................................................................................................................................10 5.4.1 主梁上部结构....................................................................................................................10 5.4.2 桥梁支座状况....................................................................................................................11 5.5 内业资料编制............................................................................................................................11 5.6 成果资料的提交........................................................................................................................12
6 各桥荷载试验实施方案.................................................................................................12
6.1 华长沟大桥(5×40m预应力混凝土先简支后连续刚构T梁)...............................................12 6.1.1 桥梁概况............................................................................................................................12 6.1.2 测试跨及测试截面、计算参数........................................................................................14 6.1.3 测试项目内容....................................................................................................................16 6.1.4 控制荷载及试验效率........................................................................................................16 6.1.5 加载车辆参数....................................................................................................................17 6.1.6 测点布置............................................................................................................................18 6.1.7 荷载布置............................................................................................................................20 6.1.8 分级加载程序....................................................................................................................22
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