1、冲(钻)孔嵌岩桩单桩竖向承载力特征值估算过程表计算公式：QU=USqsisli+Urqsirhri+qprAP Ra=QU/K (K=2)持力层为中风化变粒岩估算依据地层地层名称分层厚度(m)桩侧阻力极限值(kPa)端阻力极限值(kPa)桩径(m)桩周长Us、Ur(m)桩底面积AP(m2)土层总极限侧阻力值USqsisli(KN)嵌岩段总极限侧阻力值 Urqsirhri(kN)极限端阻力值qprAP(KN)单桩竖向承载力特征值Ra(KN)ZK71杂填土0/0.82.5120.502402粉质粘土0.542533.9123细砂2.230165.7925卵石3.590791.286全风化变粒岩88
2、51708.167强风化变粒岩13.21103647.4248中风化变粒岩0.580060001004.83014.46346.5681004.83014.45182.8841杂填土0/1.03.1400.785002粉质粘土0.542542.393细砂2.230207.245卵石3.590989.16全风化变粒岩8852135.27强风化变粒岩13.21104559.288中风化变粒岩0.58006000125647107933.21125647106949.6051杂填土0/1.23.7681.130402粉质粘土0.542550.8683细砂2.230248.6885卵石3.590118
3、6.926全风化变粒岩8852562.247强风化变粒岩13.21105471.1368中风化变粒岩0.580060001507.26782.49519.8521507.26782.48904.726ZK3地层地层名称分层厚度(m)桩侧阻力极限值(kPa)端阻力极限值(kPa)桩径(m)桩周长Us、Ur(m)桩底面积AP(m2)土层总极限侧阻力值USqsisli(KN)嵌岩段总极限侧阻力值 Urqsirhri(kN)极限端阻力值qprAP(KN)单桩竖向极限承载力Ra(KN)1杂填土0/0.82.5120.502402粉质粘土0.13258.1644含卵石砾砂1.360195.9365卵石3.
4、790836.4966全风化变粒岩7.5851601.47强风化变粒岩16.51104559.288中风化变粒岩0.580060001004.83014.47201.2761004.83014.45610.2381杂填土0/13.140.78502粉质粘土0.132510.2054含卵石砾砂1.360244.925卵石3.7901045.626全风化变粒岩7.5852001.757强风化变粒岩16.51105699.18中风化变粒岩0.58006000125647109001.595125647107483.79751杂填土0/1.23.7681.130402粉质粘土0.132512.2464
5、含卵石砾砂1.360293.9045卵石3.7901254.7446全风化变粒岩7.5852402.17强风化变粒岩16.51106838.928中风化变粒岩0.580060001507.26782.410801.9141507.26782.49545.757福建省闽北地质工程勘察院计算：校核：日期：.冲(钻)孔桩非嵌岩单桩竖向承载力特征值估算过程表计算公式：Ra=(upqsikli+qpkAP)/2 持力层为强风化变粒岩估算依据 地层地层名称分层厚度(m)桩侧阻力极限值(kPa)端阻力极限值(kPa)桩径(m)桩周长Up(m)桩底面积AP(m2)总极限侧阻力标准值upqsikli(KN)总极
6、限端阻力标准值qpkAP(KN)单桩竖向承载力特征值Ra(KN)ZK71杂填土0/0.82.5120.502402粉质粘土0.542533.9123细砂2.230165.7925卵石3.590791.286全风化变粒岩8851708.167强风化变粒岩11102200276.321105.282975.4641105.282040.3721杂填土0/13.140.78502粉质粘土0.542542.393细砂2.230207.245卵石3.590989.16全风化变粒岩8852135.27强风化变粒岩11102200345.417273719.3317272723.1651杂填土0/1.23.
7、7681.130402粉质粘土0.542550.8683细砂2.230248.6885卵石3.5901186.926全风化变粒岩8852562.247强风化变粒岩11102200414.482486.884463.1962486.883475.0381杂填土0/1.54.711.7662502粉质粘土0.542563.5853细砂2.230310.865卵石3.5901483.656全风化变粒岩8853202.87强风化变粒岩11102200518.13885.755578.9953885.754732.3725ZK31杂填土0/0.82.5120.502402粉质粘土0.13258.1644
8、含卵石砾砂1.360195.9365卵石3.790836.4966全风化变粒岩7.5851601.47强风化变粒岩11102200276.321105.282918.3161105.282011.7981杂填土0/1.03.140.78502粉质粘土0.132510.2054含卵石砾砂1.360244.925卵石3.7901045.626全风化变粒岩7.5852001.757强风化变粒岩11102200345.417273647.89517272687.44751杂填土0/1.23.7681.130402粉质粘土0.132512.2464含卵石砾砂1.360293.9045卵石3.790125
9、4.7446全风化变粒岩7.5852402.17强风化变粒岩11102200414.482486.884377.4742486.883432.1771杂填土0/1.54.711.7662502粉质粘土0.132515.30754含卵石砾砂1.360367.385卵石3.7901568.436全风化变粒岩7.5853002.6257强风化变粒岩11102200518.13885.75福建省闽北地质工程勘察院计算：校核：日期：.5471.84253885.754678.79625冲(钻)孔桩非嵌岩单桩竖向承载力特征值估算过程表计算公式：Ra=(upqsikli+qpkAP)/2 持力层为全风化变粒
10、岩估算依据 地层地层名称分层厚度(m)桩侧阻力极限值(kPa)端阻力极限值(kPa)桩径(m)桩周长Up(m)桩底面积AP(m2)总极限侧阻力标准值upqsikli(KN)总极限端阻力标准值qpkAP(KN)单桩竖向承载力特征值Ra(KN)ZK101杂填土000.82.5120.502402粉质粘土02503细砂0.833062.54885卵石3.990881.7126全风化变粒岩1851400213.52703.361157.7808703.36930.57041杂填土001.03.140.78502粉质粘土02503细砂0.833078.1865卵石3.9901102.146全风化变粒岩1
11、851400266.910991447.22610991273.1131杂填土001.23.7681.130402粉质粘土02503细砂0.833093.82325卵石3.9901322.5686全风化变粒岩1851400320.281582.561736.67121582.561659.61561杂填土001.54.711.7662502粉质粘土02503细砂0.8330117.2795卵石3.9901653.216全风化变粒岩1851400400.352472.752170.8392472.752321.7945ZK11杂填土1.300.82.5120.502402粉质粘土2.825175
12、.843细砂1.730128.1124含卵石砾砂3.660542.5926全风化变粒岩1851400213.52703.361060.064703.36881.7121杂填土1.3013.140.78502粉质粘土2.825219.83细砂1.730160.144含卵石砾砂3.660678.246全风化变粒岩1851400266.910991325.0810991212.041杂填土1.301.23.7681.130402粉质粘土2.825263.763细砂1.730192.1684含卵石砾砂3.660813.8886全风化变粒岩1851400320.281582.561590.0961582.561586.3281杂填土1.301.54.711.7662502粉质粘土2.825329.73细砂1.730240.214含卵石砾砂3.6601017.366全风化变粒岩1851400400.352472.751987.622472.752230.185福建省闽北地质工程勘察院计算：校核：日期：.
