基础工程习题集与参考答案

)《》ABABC、ABC、ABC、AB、ABC7、？C？？？？C？制？A、ABC9、BC？是？ABC、A、ABCBC、AB、？CCAB、ABC？？A、ABBC.CBD。AC。ACBDACBD1.2fp1.2fpfkpACB和aaapfp1.2fp1.2fkpf或D或kaaaafMbMdMc和及bkabdmckckckcABCDkkABCDABCD。3γ。ACBD。ACBDAC。BD。ACBD。ABCDpσcs。。ABCDE54；105；6；的5；。17.5kN/m31、如图所示的柱下单独基础处于的均匀的中砂中，地基承载力f250kPaea地面fa）312γ=17.8kN/mωωω0Lpdsγ3γ3，1米，35φC6φ33kkk＝C－fka；；；。ˊq=18kPa,kc·。3kk（NN）k；；；。d＝，I，e33Lffa；；；。3；；；。。问Mpm；；；。ppm；；；。Fe，kFp3；35pz；；；。和和γ＝3sat；；；。；；；。2.0m=226kPa；；；。kNm/mb，；；；。123456789；；；EEHGDFEDCDDDD(1(2(3℃〕FG1600242201920kNM100250200kNmFGpfA42a277.5202.5<1.2f300kPaFGM19206200p24037.5kPaaAW422420MbeFG6FG2101.51.620258kN2M30kNmFGpfAa231.690.9>1.2f216kPaFGM630p161.25161.2570.31kPaaAW11.620MbeFG6。ηηeIbdLd2.720.32)9.8e1w1.00.83s019.232.017.3IL0.73p37.517.3LpIηηLbdγγ33h17.81.818.90.210)2.054.22ii113.6/m31.80.224m3hi1'((bdffaakbdm0.39.2(61.613.6(48.28273.4a；；；；；；；；；；A。BCMP0AAB？BC？CABCp形sA/mB/2C/3。？择。ACBD。ACBD。ACBD。ACBeDeAC。BD。ACBDABC。ABC。A。。ABCDc和kkABC。D。。。。。0。。Fl0.5m0.5m为F0.7fahl1.0hptm0hp0.00310kN/mFe0.73，//k28%w39%w18%C22kPa，3mw，，，3，LPkkkdck4、7fkmmmm0.005、kNM210mV180kNk标高（室内地面）的竖向荷载F，MkkI，。73cm2000bPkNxbmy500MPam4m4EIxyPy数kMN/3，Pxppm；；；。Fe，kFp3；35pz；；；。和和γ＝3sat；；；。；；；。，；；；。7、kNm/mb，；；；。；。FDFCCππ(l）,）pSkh。0237.5162.5FM1600200421/624p20037.5kPaAW2jab0.5mb4.0m，，l2mtcaa2h0.520.4651.43l2mbt0aa2hlbt0bblaA(hl(h)lct22222002(2(222222FplA237.52.489591.1kNjmaxl20004000h。0FpjA21.2mb2.0mab0.5m，l，tcaa2h0.520.4651.43l1.2mbt0a1.2mbaa2h0.520.4651.43l1.2mbt0aa2hlbt0bbA(hl(l0.465)c222220FpA208.30.34271.24kNljl11a(aa)m22tb0.7fah0.71.011000.850.465304.3kNhptm0F0.7fahl故m0hpt1200ffMbMdMcabdmck0.43191.52.72191.25.3122191.09kPa310Fb1.86mkfd191.09201.2b取aGfMbMdMcabdmck0.43191.852.72191.25.3122193.95kPa310Fb1.82mkfd193.95201.2aGd1b22FG310201.851.21.851.0pkk191.57kPakA，h0面，所以原定埋置深度适宜。由此绘出基础的结构图如下：051m5353AF/fd/*1.56.67M2AM）aG2）.5Ih8004010750mm0fIftyM368.3180.2F24002101801.5pkPay1AW3.52.52.53.52y6，aaaa2hhptbt0a(aa)/2/2mtbl>aht0bb1Al(lh)[la)h]c222003.50.612.5(0.75)[(2.50.4)0.75]2221.66m2FpA368.3ljmaxl0.7fah1.011001.15hptm03.50.6a0.4m,b0.6m,1.45ma123.51.45p180.3(368.3180.2)jI290.5kPa3.51Ma[(2lapp)(p)]pljI2I1jmaxjIjmax1[(221Mla)(2)(bbpp)2481jmaxjmin(2.50.4)(23.50.6)(368.3180.2)248383.0kNmMA62IfhsIy0f(hd)MAsII62Iy0，A，2sIA。2sIbh310.63I312000042100.018bk0.343m-1444EI7ll12c(cossin)e6[cos(0.3436)sin(0.3436)]0.173CexxxxDexex6xc12001502FMMCD0(0.173)(0.0598)0240.343cxx151.3(4.485)155.8kNmaFMMCD151.3(m002axx44Sxx41.544bkx44Syy4bky1.51.5bSxPxPxbSbSxxyy350052545258001900800PPPyx；；；；；。。NUql)0iskii2tan)(Dtz2t。。eABCD。ABCD。ACBD。ABC。。0处s6ds6daas6das6da。ηζηζηζηζ；；；；；；。。、；；；。；；；。6qq，siasiaq4为FMRkka3P5取Iq；Lskq；skIq。Lskxfy?q(pqs取；；；。长。qskaqqqskaskaa；；；。长，qskqqqq，sksksk；；；。23）；n；；。qskqqqsksk；；；。933´´´s；。；；。孔隙比量°EQ0ssik填1土粉质2粘土淤泥粘土粘45土粉砂粉质粘土粉砂67注：地下水位离地表为0.5mmmmmm。44；；；。，2f1430452t；；；。1N2N12；；；。10，´，´2矩设计值m，水平力设计值×qq，siksik离Z；；；。MFH填土N/m3m0m.25.1粘土N/m3m51qsik=36kPa.3m5粉土N/m3.1Es=9MPaqsik=64kPa淤泥质粘土g=18.5N/m3Es=1.8MPafak=60kPa3.00.1m6.20.13.00.31.01.00.32.6m´´22.0m2×qqq，siksikq为Rc；；；。MFH填土N/m35.粘土N/m3Il=1.0,e=0.85fak=100kPa.31m5粉土N/m3e=0.75.2y4.02.1xm2.32.14.00.41.21.20.43.2m图3-1e0.8m6。1.2m2.4m2.4m1.2m2.4m2.4m74166.6m28512m1。3186422；；。DDCDC1答2答3答4答5答6答7答8答9答答答答RqAuqlsiaiapapp0.340.3124322427.2FG2000202.52.51Qk531.3KNR550KN可以)kn4kaFGMxk2000.8Q531.3593.81.2R660KN)kkmax2kmaxnx40.82ajuAppRqAuqlsiaapappi25000.091.20602264.4801.55225358.4583.4KNFG2040201.81.62.6Qk438KNR583.4KNkn5kaFGkMxyQkknnx2ii1320561.01.043841.0243894532KN1.2R700KN符合要求a]kKKMThxNminNmaxmaxx2i677.7KN43275.61.01.041.02550.8550.8126.9423.9KNMNxi2677.70.7948.8KNmyiM948.8106A3840mm2y0.9fh0.9300915sy0；；；；；；；；；；；。？ABC？ABCA。B。CCAB。ABCA？BCA？BC。ABC。ABCA？BCA？BC。ABC①②③④⑤？A①④B②⑤C③⑤A?BCC？ABδδ12345678