问题
单项选择题
某碎石桩处理软黏土地基。已知土的承载力为100kPa，碎石桩直径D=0.6m。正方形布桩，间距s=1m，桩土应力比n=5，复合地基承载力为( )kPa。
A．120.0
B．151.1
C．171.1
D．213.1
答案
参考答案：D
解析： 复合地基承载力可根据公式f=[1+m(n-1)]fsk以及置换率定义确定。
搜题请搜索小程序“爱下问搜题”
某碎石桩处理软黏土地基。已知土的承载力为100kPa，碎石桩直径D=0.6m。正方形布桩，间距s=1m，桩土应力比n=5，复合地基承载力为( )kPa。
A．120.0
B．151.1
C．171.1
D．213.1
参考答案：D
解析： 复合地基承载力可根据公式f=[1+m(n-1)]fsk以及置换率定义确定。
补全对话（共5分 每小题1分）
Linda: No. 小题1: Laura: A man named Wang Dawei called the 110 hotline. 小题2: ,his car crashed into (撞上) another one. Linda: Who was trapped (被困) in the car, do you know? Laura: 小题3: They couldn't move out of the car. Linda: 小题4: Laura: Wang Dawei was all right, but his wife hurt her left leg. 小题5: Linda: Thank goodness! He should be careful next time. |