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1、混凝土试块强度统计、评定记录试验表22施工单位:年月日工程名称广德县无量溪河南外环路桥新建工程部位桩基础强度等级C25养护方法标养试块组数设计强度平均值标准差合格判定系数最小值评定数据n=108fcu,k=C25mfcu=30.0Sfcu=2.2λ1=1.60λ2=0.85fcu,min=26.80.9fcu,k=22.5(Mpa)0.95fcu,k=(Mpa)1.15fcu,k=(Mpa)mfcu-λ1·Sfcu=26.48λ2·fcu,k=21.25每组强度值:(MPa)28.429.229.830.630.830.329.028.130.829.829.127.431.328.630.5
2、29.229.332.028.827.129.531.128.730.830.329.229.230.129.529.229.428.129.530.429.530.531.530.531.330.531.230.633.329.731.529.730.530.933.129.230.630.330.329.630.428.430.430.927.527.130.128.331.230.030.030.429.929.431.330.128.928.230.429.729.029.229.128.933.232.130.930.934.132.132.231.130.432.527.128.8
3、28.029.629.128.333.932.031.530.929.928.226.827.030.029.828.629.834.333.0评定依据:《混凝土强度检验评定标准》GBJ107-87结论1)统计组数n≥10组时:mfcu-λ1·Sfcu≥0.9fcu,k;fcu,min≥λ2·fcu,k2)非统计方法:mfcu≥1.15fcu,k;fcu,min≥0.95fcu,k施工项目技术负责人:制表:计算:制表日期:年月日混凝土试块强度统计、评定记录试验表22施工单位:年月日工程名称广德县无量溪河南外环路桥新建工程部位系梁强度等级C25养护方法标养试块组数设计强度平均值标准差合格判定系数
4、最小值评定数据n=14fcu,k=C25mfcu=31.7Sfcu=2.9λ1=1.70λ2=0.9fcu,min=27.10.9fcu,k=22.5(Mpa)0.95fcu,k=(Mpa)1.15fcu,k=(Mpa)mfcu-λ1·Sfcu=26.77λ2·fcu,k=22.5每组强度值:(MPa)36.036.428.332.031.231.934.136.527.933.328.527.327.132.7评定依据:《混凝土强度检验评定标准》GBJ107-87结论1)统计组数n≥10组时:mfcu-λ1·Sfcu≥0.9fcu,k;fcu,min≥λ2·fcu,k2)非统计方法:mfcu
5、≥1.15fcu,k;fcu,min≥0.95fcu,k施工项目技术负责人:制表:计算:制表日期:年月日混凝土试块强度统计、评定记录试验表22施工单位:年月日工程名称广德县无量溪河南外环路桥新建工程部位立柱强度等级C25养护方法标养试块组数设计强度平均值标准差合格判定系数最小值评定数据n=42fcu,k=C25mfcu=32.2Sfcu=2.4λ1=1.60λ2=0.85fcu,min=26.70.9fcu,k=22.5(Mpa)0.95fcu,k=(Mpa)1.15fcu,k=(Mpa)mfcu-λ1·Sfcu=28.36λ2·fcu,k=21.25每组强度值:(MPa)27.326.729
6、.831.931.833.434.730.030.529.632.332.931.231.030.229.033.934.534.235.832.233.330.128.728.537.337.033.833.030.531.030.132.333.831.129.034.232.431.337.436.537.0评定依据:《混凝土强度检验评定标准》GBJ107-87结论1)统计组数n≥10组时:mfcu-λ1·Sfcu≥0.9fcu,k;fcu,min≥λ2·fcu,k2)非统计方法:mfcu≥1.15fcu,k;fcu,min≥0.95fcu,k施工项目技术负责人:制表:计算:制表日期:年
7、月日混凝土试块强度统计、评定记录试验表22施工单位:年月日工程名称广德县无量溪河南外环路桥新建工程部位台帽、盖梁强度等级C30养护方法标养试块组数设计强度平均值标准差合格判定系数最小值评定数据n=31fcu,k=C30mfcu=35.4Sfcu=2.0λ1=1.60λ2=0.85fcu,min=30.00.9fcu,k=27(Mpa)0.95fcu,k=(Mpa)1.15fcu,k=(Mpa)mf