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单击以编辑母版标题样式,单击以编辑母版文本样式,第二级,第三级,第四级,第五级,*,沈阳建筑大学,土木工程结构试验与检测,第10章 路基路面现场检测Chapter 10 field testing of subgrade and pavement,路基路面现场检测是指路基路面的原位测试,为在施工过程中进行质量管理与检查,施工竣工后的竣工验收以及道路使用期的路况评定提供可靠数据,而且还可以为科学养护决策提供客观依据,本章从养护和验收的角度,分别从路面使用性能、质量控制参数两方面的检测进行介绍。,第10章 路基路面现场检测Chapter 10 field testing of subgrade and pavement,第10章 路基路面现场检测Chapter 10 field testing of subgrade and pavement,10.1,路面使用性能检测,(pavement performance inspection),10.2,路基路面质量控制参数现场检测,(the field inspection for the quality of pavement and subgrade),10.1 路面使用性能检测(pavement performance inspection,),10.1.1,平整度检测,(evenness inspection),10.1.2,路面破损状况现场检测,(filed testing for pavement damage),10.1.3,沥青路面车辙的检测,(asphalt pavement wheeled tracking test),10.1.4,承载能力的检测,(bearing capacity testing),10.1.5,路面抗滑性能的检测,(pavement sliding-resistance inspection),10.1.1 平整度检测(evenness inspection),平整度是指以规定的标准量规,间断地或连续量测路表面的凹凸情况,即不平整度的指标。测试方法有:,13m直尺测定法(3m ruler testing),2连续式平整度仪测定法(continuous evenness apparatus testing),3车载式颠簸累积仪测定法(car jolt cumulate apparatus testing),4激光路面平整度测定仪测定法(laser pavement evenness apparatus testing),5平整度指标间相互关系(relation of evenness index),图10.1.1 连续式平整度仪构造图,1脚轮;2拉簧;3离合器;4测架;5牵引架;6前架;,7纵断面绘图仪;8测定轮;9纵梁;10后架,图10.1.2 车载式颠簸累积仪安装示意图 图10.1.3 拖式颠簸累积仪安装示意图,1测试车;2数据处理器;3电瓶;4后桥;,5挂钩;6底板;7钢丝绳;8颠簸累积仪传感器,10.1.2 路面破损状况现场检测(filed testing for pavement damage),1.基本概念(basic concept),2.沥青路面破损调查方法(asphalt pavement damage investigation),3.水泥混凝土路面破损调查方法(cement pavement damage investigation),10.1.3 沥青路面车辙的检测(asphalt pavement wheeled tracking test),1测试设备(measuring equipment),2测试方法(measuring method),3,测试步骤,(measuring procedure),4测试数据的整理(data interpretation),图10.1.6 路面横断面仪 图10.1.7 路面横断面尺,3测试步骤(measuring procedure),(1)用路况自动测定车测试,(2)用路面横断面仪测试,(3)用横断面尺测试,横断面尺也可用线绳代替。,10.1.4 承载能力的检测(bearing capacity testing),1,贝克曼,梁法(Benkelman Beam testing),2自动弯沉仪测定法(Automatic Deflectometer testing),3落锤式弯沉仪测定法(Falling Weight Deflectometer testing),图10.1.10 贝克曼梁,2测试准备(testing preparation),2 车载式颠簸累积仪安装示意图 图10.,钻芯法(drilled core method),2 路面破损状况现场检测(filed testing for pavement damage),2测试方法(measuring method),1 平整度检测(evenness inspection),强度和模量的测试(strength and modulus testing),4纵断面高程测定(longitudinal section elevation survey),钻芯法(drilled core method),环刀法(ring shear testing),2 路基路面几何尺寸测试(dimension survey of subgrade and pavement),2 路面破损状况现场检测(filed testing for pavement damage),挖坑法、钻孔取样法检测厚度的要点;,1 路面使用性能检测(pavement performance inspection),1 平整度检测(evenness inspection),3测试步骤(measuring procedure),核子仪测定法(nuclear density-moisture gauge testing),10.1.5 路面抗滑性能的检测(pavement sliding-resistance inspection),1,构造深度试验方法,(structural depth inspection),2路面抗滑值的测定法(sliding-resistance value testing),3路面横向摩擦系数测定法(pavement transverse friction factor testing),4沥青路面渗水系数测定法(asphalt pavement water seepage coefficient testing),1.构造深度试验方法(structural depth inspection),(1)手工铺砂法,(2)电动铺砂法,(3)激光构造深度仪测定法,3测试步骤(measuring procedure),挖坑法、钻孔取样法检测厚度的要点;,第10章 路基路面现场检测Chapter 10 field testing of subgrade and pavement,2测试准备(testing preparation),5 路面抗滑性能的检测(pavement sliding-resistance inspection),1 路面取样方法(sampling methods),1 路面使用性能检测(pavement performance inspection),5 强度和模量的测试(strength and modulus testing),2测试方法(measuring method),2测试方法(measuring method),环刀法(ring shear testing),水泥混凝土路面破损调查方法(cement pavement damage investigation),2 路面破损状况现场检测(filed testing for pavement damage),3落锤式弯沉仪测定法(Falling Weight Deflectometer testing),第10章 路基路面现场检测Chapter 10 field testing of subgrade and pavement,4 承载能力的检测(bearing capacity testing),10.2 路基路面质量控制参数现场检测(the field inspection for the quality of pavement and subgrade),10.2.1,路面取样方法,(sampling methods),10.2.2,路基路面几何尺寸测试,(dimension survey of subgrade and pavement),10.2.3,路面厚度的测试,(pavement thickness measuring),10.2.4,路面压实度的测试,(pavement compaction testing method),强度和模量的测试,(strength and modulus testing),10.2.1 路面取样方法(sampling methods),1.取样设备(sampling equipment),2.采样步骤(sampling procedure),10.2.2 路基路面几何尺寸测试(dimension survey of subgrade and pavement),1测试仪器(instrumentation),2测试准备(testing preparation),3路基路面宽度及中线偏差测定(width and center line deviation measurement of subgrade and pavement),4纵断面高程测定(longitudinal section elevation survey),5路面横坡测定(cross slope measurement),6数据整理(data interpretation),10.2.3 路面厚度的测试(pavement thickness measuring),1.挖坑法(pavement thickness measurement by trench excavation),2.钻孔法(pavement thickness measurement by boring),3.地质雷达法(pavement thickness measurement by geologic radar),4.简易方法(simple method),10.2.4 路面压实度的测试(pavement compaction testing method),1.挖坑灌砂法(trench excavation),2.核子仪测定法(nuclear density-moisture gauge testing),3.环刀法(ring shear testing),4.钻芯法(drilled core method),挖坑法(pavement thickness measurement by trench excavation),4纵断面高程测定(longitudinal section elevation survey),构造深度试验方法(structural depth inspection),4激光路面平整度测定仪测定法(laser pavement evenness apparatus testing),3 拖式颠簸累积仪安装示意图,第10章 路基路面现场检测Chapter 10 field testing of subgrade and pavement,钻芯法(drilled core method),路基路面现场检测是指路基路面的原位测试,为在施工过程中进行质量管理与检查,施工竣工后的竣工验收以及道路使用期的路况评定提供可靠数据,而且还可以为科学养护决策提供客观依据,本章从养护和验收的角度,分别从路面使用性能、质量控制参数两方面的检测进行介绍。,构造深度试验方法(struct
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