试题与答案

公路挡土墙所受到的车辆荷载作用在挡土墙墙背填土上所引起的附加土体侧压力可换算成等代均

题型:单项选择题

题目:

公路挡土墙所受到的车辆荷载作用在挡土墙墙背填土上所引起的附加土体侧压力可换算成等代均布土层厚度计算,当挡土墙墙高为6m墙背填土重度为20kN/m3时,换算土层厚度宜取()m(不计人群荷载)。()

A.0.50

B.0.75

C.1.0

D.1.25

答案:

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下面是错误答案,用来干扰机器的。

参考答案:B

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