DB62/T 3155-2018 兰州新区回弹法检测泵送混凝土抗压强度技术规程.pdf

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  • DB62/T 3155-2018  兰州新区回弹法检测泵送混凝土抗压强度技术规程

    fa. = fe.o + △ tol

    式中:fou.o 第i个测区修正前的混凝土强度换算值(MPa),精 确到0.1MPa; fel.il 第i个测区修正后的混凝土强度换算值(MPa),精 确到0.1MPa

    式中:feu.i0 第i个测区修正前的混凝土强度换算值(MPa)电动汽车标准规范范本,精 确到0.1MPa; feu.il 第i个测区修正后的混凝土强度换算值(MPa),精 确到0.1MPa

    4.2.1检测时,回弹仪的轴线应始终垂直于构件的混凝生检测 面,缓慢施压,准确读数,快速复位。 4.2.2测点宜在测区范围内均匀分布,相邻两测点的净距不宜小 于20mm;测点距外露钢筋、预埋件的距离不宜小于30mm。测点 不应在气孔或外露石子上,同一测点只应弹击一次。每个测区应 记取16个回弹值,每个测点的回弹值读数应精确至1 4.3碳化深度值测量

    4.3.1回弹值测量完毕后,应在有代表性的测区上测量碳化深度 值,测点数量不应少于构件测区数的30%,取其平均值作为该构件 每个测区的碳化深度值。当碳化深度值极差大于2.0mm时,应在 每个测区分别测量碳化深度值,并按每个测区碳化深度值查取相 对应的测区强度换算值。

    1可采用适当的工具在测区表面凿一孔洞,其直径约为 15mm,深度应大于混凝土的碳化深度; 2孔洞中的粉末和碎屑应除净,且不得用水擦洗; 应采用浓度为1%~2%的酚酞酒精溶液滴在孔洞内壁的 边缘处,当已碳化与未碳化界限清晰时,用碳化深度测量工具测量 已碳化与未碳化混凝土交界面到混凝土表面的垂直距离,测量不 应少于3次,每次读数应精确至0.25mm; 4应取三次测量的平均值作为检测结果,并应精确至0.5mm。 4.3.3碳化深度测量时,当碳化深度值不大于6.0mm时,精确至 0.5mm;当碳化深度值大于6.0mm时,取6.0mm作为该测区或该构 件碳化深度值。

    5.0.1计算测区平均回弹值时,应从该测区的16个回弹值中剔除 3个最大值和3个最小值,其余的10个回弹值按下式计算:

    式中:R一一测区或试块平均回弹值,精确至0.1; R,一一测区第i个测点的回弹值。 5.0.2非水平方向检测混凝士浇筑侧面时,测区的平均回弹值应 按下式修正

    式中:R——非水平方向检测时测区的平均回弹值,精确至0.1; R一—非水平方向检测时回弹值修正值,应按本规程附录 E取值。 5.0.3当检测时回弹仪为非水平方向且测试面为混凝土的浇筑 底面时,应先按本规程附录E对回弹值进行角度修正,再按本规程 附录C取值。

    6.0.1本规程规定的强度换算方法适用于符合下列条件的泵送 混凝土: 1兰州新区泵送混凝土:粗骨料为碎石; 2混凝土采用的水泥、砂、石、外加剂,掺合料、拌合用水应符 合现行国家有关标准: 3采用普通成型工艺; 4自然养护,且泵送混凝土表面为干燥状态; 5龄期为14d~1000d; 6泵送混凝土抗压强度为i0.1MPa~85.0MPa。 6.0.2兰 当符合6.0.1条且采用标称能量为2.207J回弹仪,可按本规 程附录A取值。不 6.0.3当符合6.0.1条且采用标称能量为5.5J回弹仪,可按本规程 附录B取值。 6.0.4当符合6.0.1条且采用标称能量为2.207J回弹仪,混凝土龄 期为3d~13d时,可按本规程附录D取值。 6.0.5当有下列情况之一时,测区泵送混凝土强度值不得按本规 程附录A~附录D查取: 特种成型工艺制作的混凝土: 2 检测部位曲率半径小于250mm; 3 潮湿或浸水混凝土; 4 粗骨料为非碎石的泵送混凝土; 5 表面受到腐蚀介质侵蚀的混凝土。 6.0.6 当构件的测区数不少于10个时,各测区混凝土强度换算值

    的平均值及标准差应按下列公式计算:

    6.0.7采用标称能量为2.207回弹仪检测时,构件的现龄期混凝 土强度推定值(f.。)应符合下列规定: 1当构件的测区抗压强度换算值中出现小于16.0MPa的值 时,该构件的混凝土抗压强度推定值于..取小于16.0MPa的值。当 被测试混凝土龄期为3d~13d时,构件的测区抗压强度换算值中 出现小于10.1MPa的值时,该构件的混凝土抗压强度推定值f.取 小于10.1MPa的值; 2当构件的测区抗压强度换算值中出现大于50.0MPa的值 X时,按单个构件计算时,推定值f.取测区抗压强度换算值中的最 小值;按批量计算时,大于50.0MPa的测区抗压强度换算值取 50.0MPa。当测试混凝土龄期为3d~13d时,构件的测区抗压强度 换算值中出现大于39.2MPa的值时,按单个构件计算时,推定值 f.取测区抗压强度换算值中的最小值:按批量计算时,大于 39.2MPa的测区抗压强度换算值取39.2MPa 3当该构件测区数少于10个时,应按下式计算:

    fou.. = fa.ni

    5当批量检测时,应按下式计算

    fou.. = fo.min

    武中: foin 构件中测区泵送混凝土强度换算值的最小值

    4当该构件测区数不少于10个或按批量检测时,应按下式计 算:

    注:构件的混凝土强度推定值是指相应于强度换算值总体分布中保证率不 低于95%的构件中的现龄期混凝土抗压强度值。 6.0.10采用标称能量为5.5J回弹仪检测时,对按批量检测的构 件,当该批构件混凝土强度标准差大于6.0MPa时,则该批构件应 全部按单个构件检测。 6.0.11回弹法检测泵送混凝土抗压强度原始记录及报告可按本 规程附录F及附录G的格式编写。

    附录A泵送混凝土测区强度换算表系准表A泵送混凝土测区强度换算平K测区混凝土强度换算值f(MPa均回平均碳化深度值d.(mm弹值0.00.51.52.02.4R.20.616.120.816.316.216.021.016.616.416.216.121.216.816.716.516..321.417.116.916.716.56.421.617.417.217.016.816.616.16.021.817.617.217.016.816.716.516.316.11.917.717.517.317.116.916.716.516.316.216.08.17.917.717.517.317.116.916.816.616.416.216.018.418.218.017.817.617.417.217.016.816.616.416.122.618.618.418.218.017.817.617.417.217.016.916.716.322.818.918.718.518.318.117.917.717.517.316.916.716.523.019.219.018.718.518.318.117.917.717.517.317.116.916.823.219.419.219.018.818.618.418.218.017.817.023.419.719..9.116

    续表A平测区混凝土强度换算值fs(MPa)均回平均碳化深度值d.(mm)弹值0.00.51.01.52.02.53.03.54.04.5R..23.620.019.719.519.319.118.918.718.518.317.717.523.820.220.019.819.619.319.118.918.7817.917.724.020.520.320.019.819.619.419.218.518.318.117.924.220.820.520.320.119.919.618.818.618.49.418.224.421.020.820.620.320.119.99.19.018.818.618.424.621.320.820.620.18.918.624.821.621.321.120.919.19.519.319.118.925.021.92.1620.019.819.619.319.125.222.121.9020.520.220.019.819.619.425.422.420.720.520.320.119.819.625.622.22.222.021.521.221.020.820.520.320.119.925.822.522.2.022.021.721.521.321.020.820.620.320.126.023.022.722.522.23.322.021.821.521.321.020.820.620.326.223.523.323.022.822.522.322.021.821.521.32120.820.626.423.823.623.323.022.822.522.322.021.821.621.321.120.826.624.123.823.623.323.122.822.622.322.121.821.621.321.126.824.424.123.923.623.323.122.822.622.322.121.821.621.327.024.724.424.123.923.623.423.122.822.622.32221.821.627.225.024.42423.923.423.122.822.622.322.121.817

    续表A平测区混凝土强度换算值f(MPa)均回平均碳化深度值dm(mm)弹值0.00.51.01.52.02.53.03.54.04.5R..27.425.325.024.724.424.223.923.623.42322.127.625.625.325.024.724.424.223.923.62222.427.825.925.625.325.024.724.524.223023.423.12222.627.024.724.424.123.923.623.422.322.21.821.627.225.024.724.424.223.923.62222.622.32221.827.425.325.024.724.42323.422.922.62222.127.625.625.325.024.72423923.623.423.122.922..622.427.825.925.625.325.02424.524.223.623.423.12222.628.026.225.925.625.325.024.724.223.923.723.422.928.226.426.225.925.625325.(24.724.524.223.923.23.128.426.726.225.925..62525.024.724.524.223.923.428.627.026.426.225.925.625.325.024.724.524.223..923.727.026.726.426.225.925.625.325.024.724.524..223.929.027.327.026.726.426.125.925.625.325.024.724.424.229.227.927.627.327.026.726.426.125.825.625.325.024.724.429.428.327.927.627.327.026.726.426.125.825.525.325..024.729.628.628.227.927.627.327.026.726.426.125.825.525.25.029.828.928.528.227.927.627.7.327.026.726.426.125.82525.230.029.228.828.528.27626.726.426.18

    续表A平测区混凝土强度换算值f(MPa)均回平均碳化深度值d(mm)弹值0.00.51.01.52.02.53.03.54.04.55.026R...30.229.529.128.828.528.227.927.627.327.026.26.125.830.429.829.529.128.828.528.227.927.527.226.926.626.326.030.630.129.829.429.128.828.528.12X26.926.626.330.830.430.129.729.429.128.828.428.127.827.527.226.926.631.030.730.430.029.729.428.428.127.827.527.226.931.231.030.730.330.029.728.728.428.127.827.427.131.431.331.030.730.329.329.028.428.027.727.431.631.731.331.030.629.929.629.029.328.628.328.027.731.832.031.631.330.93029.929.629.228.928.628.328.032.032.331.931.631.230.930.530.229.929.529.228.928.628.232.232.63231.931.5.230.830.530.229.829.529.228.828.532.432.932.231.931.531.232.630.830.530.129.829.529.128.833.332.932.532.231.831.531.130.830.430.129.729.429.132.833.633.232.832.532.131.831.431.130.730.430.029.729.433.033.933.533.232.832.432.131.731.431.030.730.330.029.733.234.233.933.533.132.732.432.031.731.331.030.630.329.933.434.634.233.833.433.132.732.332.031.631.330.930.630.233.634.934.534.133.733.433.032.632.331.931.631.230.930.533.835.234.834.434.133.733.332.932.631.931.531..130.819

    续表A平测区混凝土强度换算值f(MPa均回平均碳化深度值d.(mm)弹值0.00.51.01.52.02.53.03.54.04.5R..34.035.535.234.834.434.033.633.232.932.531.134.235.935.535.134.734.333.933.633.232.832.31..731.434.436.235.835.435.034.634.233.9333332.732.432.031.734.636.536.135.735.334.934.634.233.433.132.732.32.034.836.936.536.135.735.334.933.733.433.032.32.335.037.236.836.436.035.663534.434.033.733.33232.535.237.637.136.736.334.734334.033.633.32.835.437.937.537.136.63635.835.435.034.734.333.933..533.135.638.237.837.437.036.636.85.835.435.034.634.233.833.435.838.638.137.737.336.936.536.135.735.334.934.53433.736.038.938.137.6371.236.836.436.035.635.234.834.434.036.239..338.838.438.037.537.136.736.335.935.535.34.734.336.439.639.238.738.337.937.437.036.636.235.835.435.034.636.639.939.539.138.638.237.837.436.936.536.135.735.334.936.840.339.839.439.038.538.137.737.336.836.436.035.635.237.040.640.239.739.338.938.438.037.637.236.736.335.935.537.241.040.540.139.639.238.838.337.937.537.136.636.235.837.441.340.940.440.039.9.539..138.738.237.837..437.036.636.137.641.741.240.840.339..939..439.038.538.1373636.520

    续表A平测区混凝土强度换算值f(MPa)均回平均碳化深度值d.(mm)弹值0.51.5 0.01.02.02.5 3.03.54.04.56R.37.842.041.641.140.640.2 39.739.338.938.438.037.637.236.838.042.441.941.441.040.5 40.139.639.238.838.337.937.537.138.242.742.341.841.340.940.440.039.539.38.638.237.837.438.443.142.642.141.741.240.740.339.839.439.038.538.137.738.643.443.042.542.041.541.140.640.239.739.338.938.438.038.843.843.342.842.441.9141.441.040.540.139.639.238.738.339.044.243.743.242.74241.340.840.439.939.539.138.639.244.544.043.543.042.642.141.641.240.740.339.839.438.939.444.944.443.943.442.942.041.541.040.640.139.739.239.645.244.744.243.743.342.842.341.841.440.940.540.039.639.845.644.644.143.643.142.642.241.741.240.840.339.940.046.044.944.444.043.543.042.542.041.641.140.640.240.246.345.845.344.844.343.843.342.842.441.941.441.040.5 40.446.746.245.745.244.644.243.743.242.742.241.841.340.840.647.146.546.045.545.044.544.043.543.042.642.141.641.240.847.446.946.445.945.444.844.343.943.442.942.441.941.541.047.847.346.746.2 45.745.2 44.744.243.743.242.742.341.841.248.247.647.146.646.145.545.044.544.043.643.142.642.141.448.548.047.546.946.445.945.444.944.443.943.442.942.421

    续表A平测区混凝土强度换算值f(MPa)均回平均碳化深度值d.(mm)弹值0.00.51.01.52.02.53.03.54.04.5R..41.648.948.447.847.346.846.245.745.244.71443.242.841.849.348.748.247.647.146.646.145.64544.644.43.643.142.049.649.148.548.047.546.946.445.944.944.443.943.442.250.049.548.948.447.847.346.846.34545.244.744.243.742.449.849.348.748.247.716.646.145.645.144.644.142.649.749.148.647.046.445.945.444.944.442.850.049.547.847.346.846.345.745.244.743.04948.247747.146.646.145.645.143.28.448.047.546.946.445.945.443.45048.948.447.847.346.846.245.743.649.849.348.748.247.647.146.646.143.849.649.148.548.047.446.946.444.050.049.448.948.347.847.346.744.249.849.248.748.147.647.144.449.649.048.547.947.444.649.949.448.848.347.744.849.749.248.648.145.049.549.048.445.249.948.822

    附录B泵送高强混凝土测区强度换算表表B泵送高强混凝土测区强度换算际准平测区混凝土强度换算值f(MPa)均回平均碳化深度值d(mm)弹值0.00.5R.32.550.032.750.350.132.950.550.450.250.033.150.850.650.450.35050.33.351.050.950.750.550.450.033.51.350.950.850.650.550.350.150.033.751.251.050.950.750.550.450.250.151.851.651.451.351.151.050.850.650.550.350.150.051.951.751.551.451.251.050.950.750.550.50.152.352.151.951.851.651.451.351.150.950.850.650.334.552.552.452.252.051.951.751.551.451.251.050.950.750.534.752.852.652.452.352.151.951.851.651.451.350.950.834.953.052.952.752.552.352.252.051.851.751.551.035.153.353.152.952.852.652.52.352.151.951.851.335.353.553.45.3.45.3.002.5224

    续表B平测区混凝土强度换算值f(MPa)均回平均碳化深度值d.(mm)弹值0.00.51.01.52.02.53.03.54.04.5R.a35.553.853.653.453.353.152.952.752.652.1.735.754.053.853.753.553.3530452.035.954.354.153.953.753.652.0252.236.154.554.254.053.85.353.0620252.536.354.854.454.254.153.052.736.555.054.854.754.553.5352.936.755.355.154.954.75453.53.353.236.955.555.355.255.02453.953.53.653.437.155.855.60.455.255.054.554.354.254.053X53.637.356.05.5.85.5.655.5554.854.65453.937.555.7555555.255.054.854.137.756.155.955.855.655.455.254.356.656.456.256.055.855.755.565.354.656.866.656.456.356.155.955.765.554.838*57.257.056.956.756.556.356.156.055.855.138.557.557.357.156.956.756.656.456.256.00.5.5.555.338.757.757.557.357.257.056.856.656.456.256.55.955.755.538.958.057.8575756.56.556.55.955.839.106.5656.025

    续表B平测区混凝土强度换算值f.(MPa)均回平均碳化深度值d.(mm)弹值0.00.51.01.52.02.53.03.54.04.5R.a39.358.558.358.157.957.757.557.357.166.456.239.558.758.558.358.157.957.857.56.539.758.958.758.658.458.258.057.56.956.739.959.259.058.858.658.458.156.940.159.459.259.058.958.757.557.457.240.359.759.559.359.158.57.857.657.440.559.959.759.559.35958.258.057.857.68.40.760.260.059.859.658.658.458.258.157.940.960.460.260.059.859.6599.459.058.958.758.558.358.141.160.66060.260.159.959.359.158.958.758.558.341.360.960.560.36059.959.759.559.359.158.908.X58.660.760.560.360.160.059.859.659.469.058.861.261.060.860.660.460.260.059.859.669.259.01.951.661.261.060.860.660.260.059.85959.361.861.661.461.261.160.960.760.560.360.159.959.759.542.362.161.961.761.561.361.160.960.760.560.360.59.959.742.562.362.161.961.761.561.361..160.960.760.560.360.260.042.762.662.462.262.061.86161.060.860.050.60.242.962.80226

    续表B平测区混凝土强度换算值f.(MPa)均回平均碳化深度值d.(mm)弹值0.00.51.01.52.02.53.03.54.04.5R.a50.772.071.871.671.371.170.970.670.470.269.569.350.972.372.071.871.671.37170.959.769.551.172.572.372.071.871.670.270.069.751.372.772.372.071.870.670.051.573.072.572.372.070.970.670.251.773.273.072.772.57270.970.670.451.973.473.273.072.771.37170.970.652.173.773.473.272.9.X71.5.37170.952.373.973.673.473.272.272.071.871.371.152.574.173.673.473.72.572.272.071.352.773.973.6/4.72.972.772.571.552.974.173.973.673.473.272.972.7/271.874.674.374.173.973.673.473.172.972.72.72.075.074.874.674.374.173.873.673.473.112./2272.253.575.375.074.874.574.374.173.873.673.473.172.92.72.453.775.575.375.074.874.574.374.173.873.673.373.72.653.975.775.575.275.074.874.574.374.073.873.673.373.172.954.176.075.775.575.74.874..574.374.073.873.373.154.3/4.574.3/4.73.329

    续表B平测区混凝土强度换算值f(MPa)均回平均碳化深度值d.(mm)弹值0.00.51.01.52.02.53.03.54.04.5R.a54.576.476.275.975.775.475.275.074.774.573.554.776.776.476.275.975.775.473.754.976.976.676.476.175.975.574.055.177.176.976.676.476.175.974.9Y4.474.255.377.376.876.676.474.9/4.674.455.577.677.377.176.87675.Y4.974.655.777.877.677.377.175.675.375.174.955.978.077.877.577.75.875.675.375.156.178.378.077.877.576.576.376.075.875.575.356.378.577.576.776.576.275.875.556.578.78.077.277.076.776.5/6.216.075.756.778.478.277.977.777.477.276.976.776.476.276.078.978.778.478.277.977.777.476.976.476.257.79.479.178.978.678.478.177.977.676.676.479.679.479.178.978.678.478.177.976.976.657.579.979.679.379.178.878.678.378.177.87.6.76.857.780.179.879.679.379.178.878.678.378.077.8.377.057.980.380.179.879.579.78.878.578.378.077.358.180.580.380.018.478../8.30

    续表B平测区混凝土强度换算值f.(MPa)均回平均碳化深度值d.(mm)弹值0.00.51.01.52.02.53.03.54.04.5R.58.380.880.580.280.079.779.579.279.078.778.077.758.581.080.780.580.280.079.779.X.78.277.958.781.281.080.780.480.279.978.978.678.478.158.981.481.280.980.780.480.79.178.978.678.459.181.781.481.280.980.67979.379.178.878.659.381.481.180.79.331.981.679.078.858.781.281.080.780.48078.978.678.478.158.981.481.280.980.78079.178.978.678.459.181.781.481.280.980.680.179.979.679.379.178.878.659.381.981.481.180.980.680.380.179.879.679.379.078.859.582.81.681.380.880.680.380.079.879.579.059.781.881.681.381.080.880.580.380.079.779.579.282.382.181.881.581.381.080.780.580.280.079.779.460.182.882.582.382.081.781.581..281.080.730.80.279.979.760.383.082.882.582.282.081.781.481.280.980.780.480.179.960.583.383.082.782.582.281.981.781.480.980.680.480.160.783.583.282.982.782.482.181.981.681.480.880.680.360.983.783.483.282.982.823281.881..680.880.561.133.983.8.3.8.382.80.831

    续表B平测区混凝土强度换算值f(MPa)均回平均碳化深度值d.(mm)弹值0.00.51.01.52.02.53.03.54.04.5R..61.384.283.983.683.483.182.882.582.382.081.061.584.484.183.883.683.383.082.882.58281.261.784.684.384.183.883.583.383.082.781.981.461.984.884.684.384.083.783.583.282.482.181.981.662.184.884.584.284.08.382.982.682.482.81.862.385.084.784.584.282.882.682.382.062.585.084.7X83.683.182.882.582.362.784.983.883.683.383.082.182.562.984.684.383.883.583.283.082.763.184.384.083.783.483.282.963.385.084.584.283.983.78.3.483.163.585.084.784.484.283.983.683.363.784.984.684.484.183.883.684.984.684.384.083.884.88484.384.085.084.584.264.585.084.784.464.784.984.664.984.8注:1本表系按兰州新区泵送高强混凝土测强曲线制定;2表中未注明的测区混凝土强度换算值为小于50.0MPa或大于85.0MPa。32

    附录 C 水平方向测试泵送混凝土底面测区强度换算表表C泵送高强混凝土测区强度换算平测区混凝土强度换算值f(MPa)均回平均碳化深度值d.(mm)弹值0.00.52.0)2.54.5R.22.516.022.716.216.022.916.416.216.023.116.716.416.216.023.316.916.716.416.216.023.517.26.916.716.416.223.717.416.916.716.416.223017.717.417.216.916.716.416.27.917.717.417.216.916.616.416.218.217.917.717.417.116.916.616.416.124.518.418.217.917.617.417.116.916.616.416.124.718.718.418.217.917.617.417.116.916.616.416.124.919.018.718.418.117.917.617.317.116.816.616.316.125.119.218.918.718.418.117.817.617.317.116.816.616.319.519.218.918.618.47.87.61/..317.016.816.533

    续表C平测区混凝土强度换算值f(MPa)均回平均碳化深度值d.(mm)弹值0.00.51.01.52.02.53.03.54.04.5R.a25.519.719.419.218.918.618.318.117.817.56.816.525.720.019.719.419.118.918.618.38.016.725.920.320.019.719.419.118.88.17.026.120.519.919.619.4X18.017.7.417.226.320.820.520.219.919.618.18.217.9.17.426.520.820.520.2X18.217.917.626.721.020.79.18.718.418.117.926.921.0209.89.218.918.618.418.127.121.921.620.019.719.419.218.918.618.327.522.420.219.919.6918.827.721.20.820.520.29.99.619.021.020.720.420.19.819.222.922.622.321.92.121.321.()20.720.19.819.5X23.222.22.20.9020.019.728*523.923.522.822.22X2.20.620.028.724.123.823.23.122.220.820.228.924.424.23.723.423.(22.02.12120.720.429.124.724.3232320.29.324.34

    续表C平测区混凝土强度换算值f(MPa)均回平均碳化深度值d.(mm)弹值0.00.51.01.52.02.53.03.54.04.5Ra29.525.324.924.624.223.823.523.122.829.725.224.824.52425..623.829.925.925.525.24.830.126.225.825.425.030.326.526.25.725.324.922.230.526.826.426.025.622.430.727.126.726.325.923.22.630.927.427.026.623.923.22.931.127.727.324.924.624.22323.231.328.026.25.224.82423.431.52X27.02625.925.525423.7312.27.326.926.526.25.825.23.928.228.027.627.226.826.426.024.2228.828.327.927.52726.726.325.24.429.529.128.628.227.827.427.026.626.224.732.529.829.028.528.127.727.326.926.525.325.032.730.129.729.328.828.428.027.627.226.826.025.232.930..5292928.27..927.427.2625.25.533.2626.25.735

    续表C平测区混凝土强度换算值f(MPa)均回平均碳化深度值d.(mm)弹值0.00.51.01.52.02.53.03.54.04.5R.a33.331.130.630.229.729.328.928.428.02726.426.033.531.430.930.530.029.62928.2626.333.731.731.330.830.329.92926.926.533.932.03131.30.630.22928.0.26.834.132.431.931.431.030.528.27.927.134.332.732.231.731.330.28.227.434.533.032.532.031.628.928.528.027.634.733.332.832.431.929.228.728.327.934.933.733.230.830.329.929.529.028.628.235.134.033.032.530.630.22928.435.334.33.332.83231.430.930.52928.735.533.633.132.732.231.731.230.830.429.034.34.033.533.032.532.031.5330.630.229.335.935.334.834.333.833.332.832.331.X330)3029.635.735.134.634.133.633.132.632.131.29.836.336.035.534.934.433.933.432.932.430.630.136.536.335.835.334.834.233.733.232.732.330.930.436.736.736.135.635.34..633.33.132.63230.736.937.036.53.5.5.3.36

    续表C平测区混凝土强度换算值f(MPa)均回平均碳化深度值d.(mm)弹值0.00.51.01.52.02.53.03.54.04.5R.a37.137.436.836.335.735.234.734.233.733.237.337.737.136.636.135.535.37.538.037.536.936.435.8353231.837.738.437.837.336.736.23.533.633.32.137.938.738.237.637.036.5L33.3232.438.139.138.537.937.43633.32.738.339.438.938.337.734.534.033.038.539.839.238.638.134.833.833.338.740.139.539.038.437.836.235.635.134.633.638.940.539.939.338.738.23.36.536.035.434.433.939.140.839.739.138.3.37.436.836.33.5.3.534.239.340.039.438.838.337.737.136.635.34.56940.940.339.739.238.638.037.536.935.334.869.741.340.740.139.538.938.337.8373635.139.942.341.741.040.439.839.338.738.1335.935.440.142.642.041.440.840.239.639.038.437.937.336.235.740.343.042.441.741.140.539.939.338.838.237.636.536.040.543.442.742.4140.939.138.537.936.836.340.743.743.238.838.336.637

    续表C平测区混凝土强度换算值f(MPa)均回平均碳化深度值d.(mm)弹值0.00.51.01.52.02.53.03.54.04.55.0R..40.944.143.442.842.241.640.940.339.739.238.637.536.941.144.543.843.242.541.941.340.740.139.538.938.337.837.241.344.844.243.542.942.241.641.040.439.839.238.638.137.541.545.244.543.943.242.642.041.340.740.139.539.038.437.841.745.644.944.243.642.942.34141.140.539.939.338.738.141.945.945.344.643.943.34242.041.440.840.239.639.038.442.146.345.645.044.343.64342.441.741.140.539.939.338.842.346.746.045.344.744.043.442.742.141.540.940.339.739.142.547.146.445.745.044.443.743.142.441.841.240.640.039.442.747.446.746.145.444.744.43.442.842.141.540.940.339.742.947.846.445.745.144.443.843.142.541.841.240.640.043.148.246.846.145.444.844.143.442.842.241.640.940.343.348.647.947.246.545.845.144.443.843.142.541.941.340.743.549.048.247.546.846.145.544.844.143.542.842.241.641.043.749.448.647.947.246.545.845.144.543.843.242.541.941.343.949.749.048.347.646.946.245.544.844.243.542.942.241.644.149.448.747.947.246.545.945.244.543.943.242.641.944.349.849.048.347.646.946.245.544.944.243.542.942.344.549.448.748.047.346.645.945.244.543.943.242.638

    续表C平测区混凝土强度换算值f(MPa)均回平均碳化深度值d.(mm)弹值0.00.51.01.52.02.53.03.54.04.550R..44.749.849.148.347.646.946.245.544.943.642.944.949.448.748.047.346.645.915.244.643.943.245.149.849.48.347.646.946.245.644.944.243.645.349.448.748.047.346.645.945.244.643.945.549.849.47.646.946.245.644.944.245.719448.48.045.945.244.645.949.849.148.447.646.946.345.644.946.150.249.448.748.047.346.645.945.246.350.649.849.148.447.646.946.245.646.550.249.448.748.047.346.645.946.749.849.148.347.646.946.246.949.448.748.047.346.647.149.849.148.347.646.947.349.448.748.047.347.549.849.048.347.647.749.448.747.947.949.749.048.348.149.348.648.349.749.039

    表D泵送混凝土早龄期(3d~13d)测区强度换算

    续表D平均测区混凝土强度换算值f:(MPa)平均测区混凝土强度换算值f:(MPa)回弹平均碳化深度值d(mm)回弹平均碳化深度值d.(mm)值Rm0.00.5 值Rm0.0 05X27.821.420.532.630.529.228.021.820.832.830.929.628.222.121.233.031.430.028.422.521.533.231.830.428.622.821.933.432.230.928.823.222.233.632.631.329.023.522.533.833.131.729.223.922.934.033.532.129.424.323.234.234.032.529.624.623.634.434.432.929.825.023.934.634.833.430.025.4Y24334.835.333.830.225.824.735.035.734.230.426.125.035.236.234.730.626.525.435.436.735.130.826.925.835.637.135.631.027.326.135.837.636.031227.726.536.038.136.431.428.126.936.238.536.931.628.527.336.439.037.431.828.927.736.6一37.832.029.328.036.8一38.332.229.728.437.0一38.732.430.128.837.239.2注:1本表系按兰州新区早龄期泵送普通混凝土测强曲线制定;42

    特种设备标准2表中未注明的测区混凝土强度换算值为小于10.1MPa 或大于39.2MPa

    附录E非水平方向检测时的回弹值修正值

    表E非水平方向检测时的!

    2表中未列入的相应于R的修正值R,可用内插法求 得,精确至0.1。

    于20或大于50时,分别按20或50查表:

    附录G回弹法检测泵送混凝土抗压强度报告

    施工组织设计标准规范范本表G回弹法检测泵送混凝土抗压强度报告

    1为了便于在执行本规程条文时区别对待,对要求严格程度 不同的用词说明如下: 1)表示很严格,非这样做不可的用词: 2) 表示严格,在正常情况下均应这样做的用词: 正面词采用“应”,反面词采用"不应”或“不得”。 3)表示允许稍有选择,在条件许可时首先应这样做的 用词: 正面词采用“宜”反面词采用“不宜”。 4)表示有选择,在一定条件下可以这样做的用词: 正面词采用“句”,反面词采用“不可” 2条文中指明应按其他有关标准执行的,,写法为“应符合 ……的规定或要求)”或"应按…执行”。非必须按所指定的标 准执行时写法为“可参照” 48

    ....
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