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高真空击密法加固水力吹填粉煤灰地基的试验
引用本文:滕圣康,王金璟,徐士龙,楼晓明.高真空击密法加固水力吹填粉煤灰地基的试验[J].水运工程,2004(7):9-12.
作者姓名:滕圣康  王金璟  徐士龙  楼晓明
作者单位:1. 宁波港务局,浙江,宁波,315800
2. 上海港湾软基处理公司,上海,200032
3. 同济大学地下建筑与工程系,上海,200092
摘    要:基于粉煤灰的工程特性和现有地基处理方法的特点,采用高真空击密工法对新近水力吹填的粉煤灰地基进行了加固试验,经过真空排水-击密的多遍循环,在不加填料的情况下显著提高了水力冲填粉煤灰的物理力学指标,满足了设计要求,同时下卧软粘土的工程性质也得到一定程度改善。

关 键 词:水力吹填粉煤灰  地基处理  高真空击密法  软粘土
文章编号:1002-4972(2004)07-0009-04

Test of Hydraulic Fly Ash Fill by High Vacuum Densification Method
TENG Sheng-kang,WANG Jin-jing,XU Shi-long,LOU Xiao-ming.Test of Hydraulic Fly Ash Fill by High Vacuum Densification Method[J].Port & Waterway Engineering,2004(7):9-12.
Authors:TENG Sheng-kang  WANG Jin-jing  XU Shi-long  LOU Xiao-ming
Institution:TENG Sheng-kang1,WANG Jin-jing1,XU Shi-long2,LOU Xiao-ming3
Abstract:Based on the properties of fly ash fill and available ground improvement methods, the improving test of hydraulic fly ash fill was carried out by high vacuum densification method. After several circulation from vacuum drainage to dynamic densification, the properties of hydraulic fly ash was obviously improved with no sandy fill on surface, which satisfied the demands of design. Moreover, the underlying soft clay was also improved to some extent.
Keywords:hydraulic fly ash fill  ground improvement  high vacuum densification method  soft clay
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