隧道仰拱的施作时机与纵向效应的试验分析

Test Analysis of the Construction Time and the Longitudinal Diretion Effect of Tunnel Invert

本文介绍了国内首次把地面近景摄影测量的方法用于地下结构三维模型试验的一个尝试,包括试验方法、试验结果和所得的初步结论。通过试验证明了此方法的可行性及其优点,其结果可资有关方面参考。

The paper introduces a first attempt in China to apply the photography survey of short distance to the three dimension model test of underground structure, including test method, test results and perliminary conclusions obtained from the test. The feasibility and the advantage of method are proved by the test, and the conclusions could be of use for reference.