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Military foot traffic impact on soil compaction properties at the United States Military Academy: A multiscale analysis.

机译:军事步行流量对美国军事学院土壤压实特性的影响:多尺度分析。

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The study of military training on Army installations has focused extensively on vehicle impact, whereas foot traffic impact is not as well documented. The effects of foot traffic on soil compaction properties were assessed at the Bataan Bayonet Assault Course (BBAC), located in the training area of United States Military Academy at West Point. Foot traffic impact was mathematically modeled using three different functions (Logistical Growth, Gamma, and Weibull) and data gathered from lab and field experiments. The modeled impact response behavior of the soil was compared to the actual condition of the soil in the BBAC. The comparison indicates a moderate level of compaction for the BBAC at the end of summer training. Bulk density, mean infiltration rates and soil resistance were compared over the training period to determine the soil response to induced foot traffic. The results indicate a moderate impact on soil compaction between 900 and 3,088 passes. The average infiltration rate decreased while the bearing capacity increased during the training cycle. The results indicate that the soil recovers moderately during the subsequent freeze-thaw cycle. The resulting mathematical model has potential for greater application for predicting soil conditions.
机译:关于陆军设施的军事训练的研究主要集中在车辆的撞击上,而对人流的撞击没有得到充分的记录。在位于西点美国军事学院训练区的巴丹刺刀袭击课程(BBAC)评估了人流对土壤压实特性的影响。使用三种不同的函数(逻辑增长,伽玛和韦布尔)以及从实验室和现场实验收集的数据对人流量的影响进行数学建模。将模拟的土壤冲击响应行为与BBAC中土壤的实际状况进行了比较。比较表明,在夏季训练结束时,BBAC的压实度处于中等水平。在训练期间比较了堆积密度,平均渗透率和土壤抵抗力,以确定土壤对人行道的反应。结果表明,在900和3,088次通过之间,对土壤压实度有中等影响。在训练周期中,平均渗透率下降,而承载力增加。结果表明,在随后的冻融循环中,土壤适度恢复。所得的数学模型具有更大的潜力,可用于预测土壤状况。

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