【《某三跨30m+40m+30m连续梁高速公路桥应力验算计算案例》900字】

某三跨30m+40m+30m连续梁高速公路桥应力验算计算案例1.1持久状况构件应力验算1.1.1正截面混凝土法向应力验算kc+pt≤0.图8-1标准组合截面顶缘、底缘压应力图（单位：MPa）表8-1标准组合截面顶缘、底缘压应力表截面位置x(m)顶缘底缘应力值(MPa)容许值(MPa)是否满足应力值(MPa)容许值(MPa)是否满足支座0号位0.510.6916.20是6.4516.20是左边跨1/83.7510.5016.20是6.8916.20是左边跨1/47.511.1816.20是6.3016.20是左边跨3/811.2511.7816.20是5.6616.20是左边跨1/21511.6616.20是5.8416.20是左边跨5/818.7511.4016.20是5.9916.20是左边跨3/422.512.7216.20是4.2316.20是左边跨7/826.2513.4716.20是11.6416.20是支座1号位3011.6416.20是5.1516.20是中跨1/83513.0316.20是3.4816.20是中跨1/44011.3516.20是5.8216.20是中跨3/84511.7916.20是6.1816.20是中跨1/25012.4316.20是6.3716.20是1.1.2斜截面混凝土主压应力验算cp≤0.6fck（8-图8-2标准组合主压应力图（单位：MPa）表8-2标准组合主压应力数据表截面位置x(m)截面顶部应力值(MPa)容许值(MPa)是否满足支座0号位0.57.0519.44是左边跨1/83.755.9919.44是左边跨1/47.55.7319.44是左边跨3/811.255.3819.44是左边跨1/2155.3819.44是左边跨5/818.755.3319.44是左边跨3/422.55.2019.44是左边跨7/826.255.3019.44是支座1号位305.0719.44是中跨1/8354.9119.44是中跨1/4405.1219.44是中跨3/8455.4819.44是中跨1/2505.7619.44是1.1.3正截面受拉区钢束应力pe+p≤0.65f表8-3运营阶段钢束拉应力验算表格钢束号钢束应力(MPa)容许值(MPa)是否满足上部结构#SW1-1171.38-1209.00是上部结构#SW1-1-1171.38-1209.00是上部结构#SW1-2-1166.31-1209.00是上部结构#SW1-3-1169.44-1209.00是上部结构#SW1-4-1169.44-1209.00是上部结构#SW1-5-1166.31-1209.00是上部结构#SW2-1184.58-1209.00是上部结构#SW2-1-1204.92-1209.00是上部结构#SW2-2-1183.22-1209.00是上部结构#SW2-3-1183.22-1209.00是上部结构#SW2-4-1180.70-1209.00是上部结构#SW2-5-1180.70-1209.00是上部结构#SW3-1196.36-1209.00是上部结构#SW3-1-1196.36-1209.00是上部结构#SW3-2-1195.09-1209.00是上部结构#SW3-3-1192.21-1209.00是上部结构#SW3-4-1195.09-1209.00是上部结构#SW3-5-1195.09-1209.00是上部结构#SW4-1199.54-1209.00是上部结构#SW4-1-1196.72-1209.00是上部结构#SW4-2-1199.54-1209.00是上部结构#SW4-3-1191.57-1209.00是上部结构#SW4-4-1196.72-1209.00是上部结构#SW4-5-1191.57-1209.00是1.2短暂状况构件应力验算cct≤0.70fck‘（图8-3施工阶段单元截面的施工组合最大应力图表8-3施工阶段单元截面的施工组合最大应力表截面位置x(m)上缘最大下缘最大通过情况设计值设计值容许值是否通过支座0号位0.5-0.01022.68是左边跨1/83.751.00-1.2322.68是左边跨1/47.51.73-2.0222.68是左边跨3/811.251.98-2.2222.68是左边跨1/2151.74-1.8922.68是左边跨5/818.750.99-1.0522.68是左边跨3/422.5-0.280.2822.68是左边跨7/826.25-2.112.0822.68是支座1号位30-