细集料筛分

试验表(7) 细集料筛分试验记录表 编号：项目名称广肇高速公路二期工程取样地点材料名称试样重量(g)产地筛孔尺寸(mm)水泥砼(方孔)9.54.752.365001.180.60.30.15底 细度模数计算：Mx=沥青面层(方孔)10.03.037.082.5192.0123.050.012.5施工单位广东省航盛建设集团有限公司试验单位总监办中心试验室使用范围分计筛余重量(g)20.07.045.583.5181.0125.547.010.5平均0.05.041.283.0186.5124.248.511.5分计筛累计筛余余(％)Ai(％)ai0.01.08.216.637.324.89.72.30.01.09.225.863.187.997.699.9=2.82合同段试验规程编号试验日期通过量(％)Bi100.099.090.874.236.912.12.40.1规范值(％)010～025～050～1070～4192～70100～90路基桥涵标JTG E42-2005A2.5+A1.25+ A0.63+A0.315+A0.16-5A5100-A5---下限曲线---上限曲线100 90 ──细集料筛分曲线80 筛分曲.线图70 60 50 40 30 20 累计筛余(%)10 0 0.15 0.3 细度模数Mx该样品属自检意见试验粗砂3.7-3.1通过百分率（%）0.6 筛孔孔径(mm)1.18 2.36 4.75 9.5 中砂3.0-2.3中砂监理意见细砂2.2-1.6特细砂<1.6记录计算复核质检负责人项目主管细度模数之差0.05

筛孔(mm)9.54.751100100100905930100210090755030800通过百分率100.099.090.874.236.912.12.4Ⅱ区集料用途试验次数12分计筛余质量与试样2.361

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20.01.180.60.30.15底Ⅰ区100.0100.095.065.029.020.010.0筛孔尺寸分计筛mm19.54.752.361.180.03.037.082.5192.0123.050.012.5合格合格100.090.065.035.015.05.00.01001001009059301010090755030800.60.30.15筛底Ⅲ区10010010010084451010090857560150混凝土、砂浆细度模数单值2.792.84试样质量(%)500500平均值2.82细度分计筛余质量(g)10.03.037.082.592.023.050.012.5分计筛余(%)10.00.67.416.538.424.610.02.5累计筛余(%)10.00.68.024.562.987.597.5100.0通过率(%)1100.099.492.075.537.112.52.50.020.07.045.583.5181.0125.547.010.520.01.49.116.736.225.19.42.120.01.410.527.263.488.597.9100.02100.098.689.572.836.611.52.10.0平均值100.099.090.874.236.912.02.30.0=1,ROUNDDOWN(C5*10,)/10,ROUNDUP(C5*10,)/10),ROUND(C5*10,)/10)

筛孔尺寸(mm)