抗推刚度计算

支座的抗推刚度GYZGYZF4GYZGYZF43.020.00.04911.00.0630.05215583.318879.815583.30.100.30桥墩墩顶的抗推刚度层厚mnm1.04.08000.0128000.045257782.01.78000.023120.03.00.830000.0211200.08575.6一个单排桩桥墩墩柱数桩径d(m)桩的计算宽度b1(m)0.8E2(kPa)I2(m4)α(m-1)直通钢筋长度(m)截断钢筋长度(m)冲刷线以下基础入土深度(m)αh2.01.52.32.24E+070.24850.322114.49.820.06.4柱径(m)0.8E1(kPa)I1(m4)桥梁斜度E1I1/E2I2场地土类别CiCzKhg(m/s2)1.42.40E+070.188690.00.821.30.30.29.8当αh4时单排桩式墩台计算δHH(m/kN)δHM(rad/kN)δMH(m2/kN)δMM(m2*kN)B3D4-B4D3A3B4-A4B3A3D4-A4D3A3C4-A4C34.4E-072.9E-072.9E-073.1E-07266.1109.0176.7190.8墩号盖梁高柱高冲刷深度墩高计至一般冲刷线以下的深度K1i(kN/m)K2i(kN/m)K(kN/m)Δ0Δ1/2XfXf/2ηGp(kN)ηGp(kN)Gtp(kN)11.32.52.06.2163002.169814.514872.41.61E-052.58E-063.57E-020.2500.222100.1100.31324.921.34.02.06.279955.340456.114199.53.01E-054.55E-062.06E-020.2140.210160.1160.31384.931.35.52.06.244837.825416.413276.25.05E-057.39E-061.29E-020.1910.203220.1220.31444.9Σ42348.2480.9一跨桥面铺装重(kN)一跨空心板重(kN)一跨护栏重(kN)一个盖梁重(kN)Gcp(kN)Gsp(kN)Gtp(kN)1248.04822.2146.51224.61224.66216.71705.5287795.1一个支座的平面面积(m2)桥墩支座的总的抗推刚度(kN/m)一横排支座的支座个数支座垫石高(m)顺桥向水平地震荷载计算抗推刚度计算基本资料支座动摩阻系数μd一联孔数支座的抗推刚度(kN/m)支座橡胶层厚度(m)橡胶支座剪切弹性模量(Mpa)ω1（1/s)T1(s)β顺桥向Eihs(kN)顺桥向Ehp(kN)横桥向X11横桥向X12横桥向X13γ1E0hp(kN)E1hp(kN)E2hp(kN)E3hp(kN)纵桥向水平地震荷载产生的弯矩(kN·m)横桥向水平地震荷载产生的最大弯矩(kN·m)上部荷载产生的轴力(kN)Ehzb(kN)支座橡胶层总厚度Σt≥(m)2.42.60.7356.172.00.9540.8230.5671.012342.264.34.52.91142.91287.04460.6338.00.000172.42.60.7340.075.30.9630.8160.5221.012342.164.97.22.61381.64659.7338.00.000172.42.60.7317.978.50.9690.8120.4881.012342.165.39.82.51571.74950.7338.00.00017受地震荷载的内力横桥向水平地震荷载计算顺桥向水平地震荷载计算μdRd932.5932.5932.5