对超厚度强湿陷性黄土地基应用(灰)土挤密桩桩周土体密实度变化规律进行试验研究。
Dense degree of soil around lime soil compaction piles in huge thickness and serious collapsibility loess ground is investigated with experiments.
根据土的物理力学性质指标，天然湿度下载荷试验和浸水载荷试验，认为：盐渍土是具有中等压缩性和湿陷性的土。
With reference to its physico-mechanical property indexes, load tests and soaking load tests at natural temperatures indicate that the salt lick soil has medium compressibility and wet depressibility.
由于黄土具有结构性、欠压密性和土结构性受损易发生湿陷等特性，再加上会路连拱隧道施工开挖工序多，结构受力复杂。
Loess has the characteristics of structural properties, such as incomplete consolidation, collapsibility; and the multi-arch tunnel of highway has complex excavation steps and structure stress.
湿陷性黄土地区地基土浸水湿陷后，桩侧表面可能产生负摩阻力，将导致桩基承载力降低。
The negative skin friction resistance caused by collapsible deformation after water soaking into collapsible loess will reduce the vertical bearing capacity of piles.
根据同一试验场地厚层非湿陷性黄土状土中8根大直径扩底墩、2根等直径桩的竖向承载力静载试验，对扩底墩的竖向承载性状进行了研究。
Based on the load tests of 8 large diameter belled piers and 2 friction piles, the vertical bearing behavior of the belled pier in non-collapsing loess-like soil is studied.
内容涉及湿陷性黄土、软土、膨胀岩土、红土、软岩和特殊土的结构性。
These special rocks and soils include collapsible loess, soft soil, expansive rock and soil, red soil, soft rock, and special soils.
湿陷性黄土地基浸水饱和后，由于易溶盐类的溶解，土结构的破坏，使其承载力直线下降。
When the basement of collapsible loess is saturated by water, the earth structure is damaged due to the resolution of soluble salt, which causes the reduction of its bearing capacity.
膨胀性或湿陷性非饱和土一般存在四种变形效应，即力效应、水效应、温度效应和流变效应。
In General, the deformation of Unsaturated Soils (loess, expansive Soil et al.) is complicated with 4 essential effects as follows: loading, wetting, temperature and creeping.
膨胀性或湿陷性非饱和土一般存在四种变形效应，即力效应、水效应、温度效应和流变效应。
In General, the deformation of Unsaturated Soils (loess, expansive Soil et al.) is complicated with 4 essential effects as follows: loading, wetting, temperature and creeping.
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