The results show that tectonic stresses have influence upon the bearing capacity, the destruction form, and the surrounding rock displacement rule of three lane road tunnel.
研究结果表明，构造应力对三车道公路隧道的承载能力、破坏形态、位移规律都有很大影响。
In this paper, by the model test, authors study some design of support structure system with three-lane road tunnel of small-scale and high-span.
本文针对高跨比较小的三车道公路隧道，结合某工程设计的支护结构体系进行了模型试验研究，并进行了必要的有限元计算分析。
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