课程设计计算说明书

《课程设计计算说明书》由会员上传分享，免费在线阅读，更多相关内容在学术论文-天天文库。

1、《结构设计原理》课程设计计算说明书设计题目：装配式钢筋混凝土T形截面简支梁设计学院：明德学院专业：土木工程班级：交通***组号：***学生姓名：***指导教师：***贵贵州大学《结构设计原理》课程设计第1页25组内成员及工作分配组长:叶永富.贵贵州大学《结构设计原理》课程设计第2页目录装配式钢筋混凝土T形截面简支梁设计任务书·························3一、设计资料·····················································3二

2、、设计内容·····················································4三、关于计算书和结构施工图的说明·································4六、设计参考进度·················································5五、课程设计目的·················································5装配式钢筋混泥土简支梁设计············

3、···························625一、钢筋数量计算·················································61）截面设计····················································62）截面复核····················································7二、腹筋设计······································

4、···············8（1）截面尺寸检查················································8（2）检查是否需要根据计算配置箍筋································8（3）计算剪力图分配··············································9（4）箍筋设计····················································9（5）弯起钢筋及斜

5、筋设计·········································10三、斜截面抗剪承载力的复核······································14（1）选定斜截面顶端位置·········································14（2）斜截面抗剪承载力复核·······································14四、钢筋混泥土受弯构件的应力、裂缝和变形验算····················

6、151）施工吊装时的正应力计算·····································162）裂缝宽度··········································18253）梁跨中挠度的验算···········································19附录····························································23参考文献·····················

7、···································24贵贵州大学《结构设计原理》课程设计第3页装配式钢筋混凝土T形截面简支梁设计任务书一、设计资料（参考课本95-102页、70-72页及197-202页）：1、某装配式钢筋混凝土T形截面简支粱（参考图4-22）全长19.95m，计算跨径L=19.00m，梁高h(见表一),肋宽200mm，受压翼板平均厚度120mm及有效宽度(见表一)。桥梁处于I类环境，安全等级为二级。2、材料：混凝土强度等级为C30，纵向受拉钢筋为HRB335

8、级钢筋。3、在设计荷载作用下，梁控制截面的计算内力分别为：跨中截面：，；1/4截面：；支点截面：,。4、施工方法采用预制安装，其吊点设在距梁两端500mm处，梁自重在跨中截面引起的弯矩为，施工期间的动力系数取为1.2。T梁跨中截面在使用阶段由于恒载标准值产生的弯矩为25，人群荷载标准值产生的弯矩为(见表一)，汽车荷载标准值产生的弯矩为（汽车的冲击系数为1.2）。5、课程设计分配表：表1分组梁高h(mm)受压翼板有效宽度(mm)第一组1250157051第二组1250158052第三组130015