悬辊法预制涵管的工艺及其现场控制

Technology on Precasting Culvert Pipe by the Method of Suspended Rolling and Its Control at Site

介绍涵管干硬性混凝土配合比的设计、主要参数的选择、试验结果的分析以及施工现场的控制要点和注意事项。

The essay introduces the design of hard dry concrete mix ratio, the selection of main indices, the analysis on test result, the principle for mix ratio recommendation, the control keys at site and the relative precautions.