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路基顶面回弹弯沉验收标准的修正

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Keywords: 道路工程,路基,回弹弯沉,含水量,验收标准

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Abstract:

在分析路基回弹模量与土质、压实度、含水量之间关系的基础上,研究了路基回弹模量与含水量(或稠度)之间的相互关系;提出了基于验收实际稠度比的土基模量季节影响系数及适用于任一时间的路基顶面弯沉验收标准修正方法。结果表明西北黄土区不同季节土基回弹模量与含水量呈幂指数关系;室内土基回弹模量与相应稠度之间呈线性关系;利用稠度比系数法修正路基弯沉验收标准更接近工程实际。

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