The paper analyzes the factors causing the cracks happened during highway culvertpipe precasting, and brings forward the control measures accordingly.
分析了公路涵管预制裂缝产生的因素，提出了相关的控制措施。
2
The stress state of the circular culvertpipe under soil pressure at rest is analysed with the photoelastic simulated test of the epoxy resin model frozn.
利用环氧树脂模型进行光弹性冻结试验，模拟受填土压力作用时的土坝坝下圆型涵管的受力状态。
3
Several internal force computational methods of the reinforced concrete culvertpipe in the domestic and foreign main standards are compared, analyzed, Appraised.