根据河南省的自然情况,结合近年来河南省高速公路半刚性沥青路面出现的早期破坏现象,从多方面分析了产生病害的原因。
The reasons are analysed in ways and means to combined with early failure of expressway half rigidity base bituminous surface according to Henan province natural conditions.
通过对比分析,结合具有级配碎石基层半刚性底基层沥青路面主要破坏类型的分析,提出结构设计的控制指标。
Main form of structural default is found in semi-rigid pavement with unbound aggregate upper base through contrasting. And it suggests control index of structural design.
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