预应力混凝土空心桩力学性能、承载力特征值计算表、锤击沉桩锤重选择表、闭口桩尖构造.docx

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1、附录A(规范性)预应力混凝土空心桩力学性能A.1管桩(PHC桩)参数及选用详见表A.1。品种、规格及型号最大单节桩长(m)横截面积AG(mm2103)预应力钢筋面积AP(mm)预应力钢筋预应力主筋所在圆直径Zp(mm)换算面积Ao(mm2103)换算截面抵抗矩跖(mm3106)混凝土有效预应力pc(MPa)截桩后桩端预应力传递长度以(mm)抗裂弯矩检验值Mcr(kNm)极限弯矩检验值Mu(kNm)桩身结构对应的最大单桩竖向承载力特征值(kN)桩身结构对应的最大单桩竖向抗拔力特征值(kN)桩身抱压压桩力(参考值)(kN)理论重量(kgm)允许两端钩吊最大桩长(m)PHC-A300-851157.

2、432087.121058.82.6074.731422842992168195814910PHC-AB300-851157.444879.021059.32.6276.401743257992235195814911PHC-B300-851157.457699.021059.92.6477.971683770992302195814911PHC-C300-851157.4720810.721060.52.6709.621924184992378195814911PHC-A350-851170.836097.126072.33.9894.3414341591223189241318410PHC

3、-AB350-851170.851289.026072.94.0205.9917548811223269241318411PHC-B350-851170.8720810.726073.84.0638.07199571081223378241318411PHC-C350-851170.89001010.726074.64.1009.73192641291223472241318411PHC-A400-951291.0480127.130893.15.9274.4914362901573252310423711PHC-AB400-951291.0630710.730893.75.9655.7520

4、9701161573331310423712PHC-B400-951291.09001010.730894.96.0337.87200831571573472310423712PHC-C400-951291.011701310.730896.06.1029.82191961941573614310423712PHC-A450-9512106.0560147.1358108.38.1194.50142851231831294361327511PHC-AB450-9512106.0768129.0358109.28.1826.00175971631831403361327512PHC-B450-9

5、512106.010801210.7358110.68.2778.081991162181831567361327512PHC-C450-9512106.014401610.7358112.18.38610.271891362741831756361327512PHC-A500-10015125.7704119.O406128.710.9294.751801161732172369428632714PHC-AB500-10015125.79901110.7406129.911.0296.462061362352172519428632715PHC-B500-10015125.713751112

6、.6406131.511.1658.592321623102172721428632715PHC-C500-10015125.716251312.6406132.611.2529.872251773532172853428632715PHC-A500-12015143.37681209.0406146.511.6444.561801221822476403488637314PHC-AB500-12015143.310801210.7406147.911.7546.212071422472476567488637315PHC-B500-12015143.315001212.6406149.711

7、.9028.272331693272476787488637315表A.1PHC桩选用表DB42H489202X品种、规格及型号最大单节桩长(m)横截面积AG(mm2103)预应力钢筋面积AP(mm)预应力钢筋预应力主筋所在圆直径Z)p(mm)换算面积(mm2103)换算截面抵抗矩WO(mm3106)混凝土有效预应力OPC(MPa)截桩后桩端预应力传递长度以(mm)抗裂弯矩检验值Mcr(kNm)极限弯矩检验值Mu(kNm)桩身结构对应的最大单桩竖向承载力特征值(kN)桩身结构对应的最大单桩竖向抗拔力特征值(kN)桩身抱压压桩力(参考值)(kN)理论重量(kgm)允许两端钩吊最大桩长(m)PHC

8、-C500-12015143.318751512.6406151.212.0339.962241913912476984488637315PHC-A550-10015141.4768129.0456144.613.9654.621801472132444403482136814PHC-AB550-10015141.410801210.7456146.014.0906.282071722892444567482136815PHC-B550-10015141.415001212.6456147.814.2608.362332043822444787482136815PHC-C550-1001514

9、1.418751512.6456149.414.41110.072242304552444984482136815PHC-A550-12515166.9896149.0456170.715.2494.571801602372885470569243414PHC-AB550-12515166.912601410.7456172.315.3966.222071873232885661569243415PHC-B550-12515166.917501412.6456174.415.5938.282332214282885918569243415PHC-C550-12515166.922501812.

10、6456176.515.79510.2122325552128851181569243415PHC-A600-11015169.3896149.0506173.218.2014.511811902722927470577544015PHC-AB600-11015169.312601410.7506174.718.3676.142082213702927661577544015PHC-B600-11015169.317501412.6506176.818.5908.182342624902927918577544015PHC-C600-11015169.321251712.6506178.418

11、.7609.6322629157229271115577544015PHC-A600-13015192.01024169.0506196.319.4854.541802043003318537654649915PHC-AB600-13015192.014401610.7506198.119.6746.182072384093318756654649915PHC-B600-13015192.020001612.6506200.519.9298.2423428254133181049654649915PHC-C600-13015192.025002012.6506202.620.1569.9222431964733181312654649915PHC-A700-11015203.910801210.7590208.526.8014.512152793923524567695453015PHC-AB700-11015203.91536249.0590210.427.043