濱江片區(qū)C地塊二期周邊市政道路工程工程地質(zhì)勘察報告

頁共20頁重慶市市政設(shè)計研究院附表3-1可塑狀粉質(zhì)粘土土工試驗成果表樣品編號物理性質(zhì)天然直接快剪飽和直接快剪壓縮天然天然土粒飽和天然液限(10mm)塑限塑性液性粘聚力內(nèi)摩粘聚力內(nèi)摩壓縮壓縮含水率密度比重密度孔隙比指數(shù)指數(shù)擦角擦角模量系數(shù)%g/cm3—g/cm3—%%kPa°kPa°Es1～2(MPa)a1～2(MPa-1)Z3A420.002.042.682.060.5827.5017.0010.500.2930.5013.2021.9010.805.080.31Z4A2021.801.992.702.020.6529.4015.6013.800.4525.7011.6018.509.104.660.36ZE230.401.882.681.890.8635.6021.8013.800.6223.7011.4017.009.004.300.43ZE2327.301.902.711.940.8235.0019.7015.300.5025.8012.2018.709.805.150.35ZE2229.001.892.701.920.8432.6021.4011.200.6821.2010.9015.308.604.200.44統(tǒng)計件數(shù)n555555555555555平均值μ025.701.942.691.970.7532.0219.1012.920.5125.3811.8618.289.464.680.38標(biāo)準(zhǔn)差σ4.560.070.010.070.133.512.722.000.153.420.882.440.860.430.06變異系數(shù)δ0.180.040.000.040.170.110.140.150.300.130.070.130.090.090.15修正系數(shù)φa0.900.900.900.90采用值22.8410.6716.458.51表3-2中等風(fēng)化泥巖抗壓試驗成果統(tǒng)計表試樣

編號巖石名稱天然抗壓強度單值(MPa)飽和抗壓強度單值(MPa)軟化系數(shù)H2A42泥巖8.134.520.565.993.640.615.392.690.50Z3A13泥巖8.645.110.597.854.390.566.643.740.56Z3A14泥巖9.355.410.587.313.920.547.864.810.61Z3A25泥巖8.855.430.617.173.620.507.554.370.58Z4A14泥巖4.322.090.484.642.820.615.883.110.53Z4A26泥巖4.492.630.596.723.510.525.543.030.55Z4A20泥巖7.994.280.545.222.770.534.842.970.61Z4A30泥巖8.175.120.637.844.320.557.013.770.54Z4A31泥巖5.772.890.505.483.230.594.622.610.56統(tǒng)計件數(shù)n27.0027.0027.00平均值μ06.643.730.56標(biāo)準(zhǔn)差σ1.490.95變異系數(shù)δ0.220.25修正系數(shù)φa0.920.92標(biāo)準(zhǔn)值μk6.143.42表3-3中等風(fēng)化砂巖巖抗壓試驗成果統(tǒng)計表試樣

編號巖石名稱天然抗壓強度單值(MPa)飽和抗壓強度單值(MPa)軟化系數(shù)Z4A2砂巖22.316.70.7520.113.90.6923.315.80.68Z4A6砂巖19.613.50.6915.310.90.7117.512.20.70Z4A12砂巖19.412.90.6621.816.30.7518.312.10.66統(tǒng)計件數(shù)n9.009.009.00平均值μ019.7313.810.70標(biāo)準(zhǔn)差σ2.512.04變異系數(shù)δ0.130.15修正系數(shù)φa0.920.91標(biāo)準(zhǔn)值μk18.1612.53表3-4中等風(fēng)化泥巖巖抗剪、抗拉、變形試驗成果統(tǒng)計表樣品編號巖石名稱天然密度抗拉強度δτ（MPa）抗剪強度指標(biāo)天然變形模量（10×4MPa）天然彈性模量（10×4MPa）天然泊松比圖解法（g/cm3）單值ΦC（MPa）Z3A19泥巖2.520.36637.11.470.1410.1690.342.530.4330.1310.1580.352.530.3920.1120.1370.36Z4A21泥巖2.550.56538.22.020.2040.2440.312.540.4950.1870.2260.332.540.6150.1520.1860.35H2A33泥巖2.520.53437.91.870.1980.2370.322.520.4380.1360.1670.362.50.5670.1640.1990.34H2A17泥巖2.550.62238.72.140.1960.2380.332.540.6660.2170.2610.312.540.5060.1690.2070.35H2A25泥巖2.530.55838.22.010.1760.2130.332.520.6190.2050.2450.322.520.4880.1590.1950.34統(tǒng)計數(shù)量151555151515平均值2.530.5238.021.900.170.210.34標(biāo)準(zhǔn)差0.010.090.590.260.030.040.02變異系數(shù)0.010.170.020.140.1840.1790.049修正系數(shù)φa0.920.900.90采用值0.4834.21.710.1700.205表3-5中等風(fēng)化砂巖巖抗剪、抗拉、變形試驗成果統(tǒng)計表樣品編號巖石名稱天然密度抗拉強度δτ（MPa）抗剪強度指標(biāo)變形模量（10×4MPa）彈性模量（10×4MPa）泊松比圖解法（g/cm3）單值ΦC（MPa）Z4A2砂巖2.461.3941.34.760.5770.6890.212.441.610.5460.6610.232.451.220.5120.6260.25Z4A6砂巖2.451.2540.73.860.4110.5030.262.471.030.4380.5290.242.471.110.4590.5480.22Z4A12砂巖2.481.4341.14.320.4890.5910.232.481.220.5230.6250.212.491.170.4670.5720.25統(tǒng)計數(shù)量9933999平均值2.471.2741.03