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Modification Tests to Optimize Compaction Quality Control of Granite Rockfill in Highway Embankments

机译:优化公路路基花岗岩堆石压实质量控制的改良试验

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摘要

Particle size can be a problem in terms of rockfill compaction control methods, with little practical development of these techniques. The necessary fieldwork and laboratory tests were carried out to develop new quality control procedures for granite rockfill. This involved the revision of certain tests like the wheel-tracking or topographic settlement tests. More than 1100 in-situ density and moisture content measurements were performed for this research. In addition, more than 220 topographic settlements and 250 wheel-tracking carriage tests were carried out. The quality control processes were completed with 24 plate bearing tests. The results of granite rockfills were classified according to their use in the different areas of core or crown. Possible evidence of statistical correlations between compaction control tests was identified. An analysis of variance (ANOVA) was performed. When testing proved relationships between them, the replacement of one by the other was evaluated by deduction. Finally, the study suggests new procedures for compaction quality control of granite rockfill for its application in core and crown.
机译:就堆石压实控制方法而言,粒径可能是一个问题,而这些技术的实际开发却很少。进行了必要的现场工作和实验室测试,以开发花岗岩堆石料的新质量控制程序。这涉及某些测试的修订,例如车轮跟踪或地形沉降测试。这项研究进行了1100多次现场密度和水分含量测量。此外,还进行了220多个地形定居点和250个车轮跟踪车架测试。质量控制过程完成了24个平板轴承测试。花岗岩堆石料的结果根据其在岩心或树冠不同区域的用途进行分类。确定了压实控制试验之间统计相关性的可能证据。进行了方差分析(ANOVA)。当测试证明了它们之间的关系时,通过推论评估一个被另一个替换。最后,该研究提出了用于花岗岩堆石的压实质量控制的新程序,以用于其岩心和树冠。

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