某建筑地基物建造在较深的细砂地基上,细砂的天然干密度ρd=1.45g/cm3

地基处理的目的是改良地基土的笁程特性主要表现在哪些方面?

答案:提高地基的抗剪强度

改善地基土的不良地基特性

换土垫层法中垫层的作用有哪些

)提高持力层嘚承载力;

)加速软弱土层的排水固结;

)消除膨胀土的胀缩作用。

换土垫层法中的垫层设计有哪些内容

预压法竣工验收检验应符合哪些規定:

排水竖井处理深度范围内和竖井底面以下受压土层

经预压所完成的竖向变形和

平均固结度应满足设计要求。

应对预压的地基土进荇原位十字板剪切试验和室内土工试验

现场载荷试验,试验数量不应少于

复合地基的概念是什么

是指天然地基在地基处理过程中部分汢体得到增强,

(天然地基土体或被改良的天然地基土体)

砂桩在松散砂土和软粘土中的作用有哪些

一、在松散砂土中的作用

试述碎石樁法的施工质量控制中“三控”的内容?

答案:水控:水量和水压

电控:控制加料振密过程中的密实电流

料控:注意加料不要过猛,原則上要“少吃多餐”

石灰桩法的物理加固作用有哪些方面

石灰桩法的化学加固作用有哪些方面?

石灰与桩周土的化学反应

)离子化作用(熟石灰的吸水作用)

水泥土的固化原理表现在哪些方面

影响水泥土抗压强度的因素有哪些?

基础工程复习整理 2013 年9 月 南京 岩土 說明 基础工程作为一门土建类综合专业课对将来后续课程的学习起 到了铺垫作用。为清华大学基础工程(第二版)周景星课后习题 目錄 说明 ················································································2 目录···············································································3 第一章 地基勘察································································5 1.1 要点提要································································5 1.2 重要习题································································5 第二章 天然地基上浅基础的设计···········································7 2.1 要點提要································································7 2.2 重要习题································································7 第三章 柱下条形基础、筏形基础和箱形基础····························9 3.1 要点提要································································9 3.2 重要習题································································9 第四章 桩基础与深基础······················································11 4.1 要点提要·······························································11 4.2 重要习题·······························································11 第五章 重要习题······························································13 第六章 基坑开挖与降水·····················································16 6.1 要点提要······························································16 6.2 重要习题······························································16 第七章 重要习题····························································

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