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shui ni fen mei hui wen ding sha li ji ceng zao qi fan she lie feng de yan jiu
Author(s): 
Pages: 37-40
Year: Issue:  5
Journal: Highway

Keyword:  基层水泥粉煤灰稳定砂砾反射裂缝裂缝间距;
Abstract: 针对图乌高速公路白城绕越段对水泥粉煤灰稳定砂砾路用性能的要求,研究了路基基层反射裂缝形成过程,建立了路基基层峰值拉应力及其分布间距的理论模型,分析了基层反射裂缝形成的机理.同时通过3组室内试验,实测了不同配合比条件下的水泥粉煤灰稳定砂砾混合料早期的力学性能.基于实测数据,分析了路基基层峰值应力及其分布间距,说明了基层反射裂缝对混合料配合比的依赖性.
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