2005 Vol. 19, No. 4

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A Practical Calculation Method on Rheological Analysis for Rock Slope
Duan Jian, Yan Zhixin
2005, 19(4): 163-165.
[Abstract](70) [PDF 218KB](9)
Abstract:
Onthe basis of equivalent hypothesis, equivalent Mohr-Coulomb criterion bas been successfully applied to FEM software-Ansys by artificial conversion on jointed rock mass parameters, and all kinds of relation between the transformed parameters and original parameters are verified. At the same time, i...
Variable Element Seepage Coefficient Method for Seepage Numerical Analysis with Free Surface
Chen Changlu, Pan Wenyan, Wang Xiaozhang
2005, 19(4): 166-169.
[Abstract](57) [PDF 288KB](6)
Abstract:
A kind of fixed grid method of alteration transmission coeffident of seepage flow analysis is put forward on the basis of analyzing the other computation seepage. It only needs once mesh grid,isn't intervened calculation process. The free surface boundary can be calculated precisely through program ...
Analysis on Time Limitation of the Ultimate Bearing Capacity of Jacked Pile
Dong Guanghui, Zhang Mingyi, Zheng Li
2005, 19(4): 170-172.
[Abstract](49) [PDF 216KB](8)
Abstract:
The ultimate bearing capacity of jacked pile increases with the time in hyperbolically pattern. The mechanism of time effect can be interpreted as the effect of disturb-restore property and the effect of consolidation of the soil around the pile. Time is adopted to analyze excess pore water pressure...
The Application of OOP on Development of Design and Analyses Software of Foundation Pit
Li Weitao, Ying Huiqing, Yuan Bo
2005, 19(4): 173-176.
[Abstract](63) [PDF 256KB](6)
Abstract:
The thought of OOP, which is a new design thought of program, the basic concept of OOP is introduced. Considered the character of design soft ware of foundation pit, the point that the thought of OOP is applied to develop the soft ware of foundation pit is brought forward, meantime the detailed appl...
A Review on Fundamentals of Distinct Element Method and Its Application in Geotechnical Engineering
Wang Weihua, Li Xibing
2005, 19(4): 177-181.
[Abstract](87) [PDF 454KB](10)
Abstract:
The Distinct Element Method(DEM) is a discontinuum-based numerical method especially applicable to solve the discontinuity problems in jointed rock mass. Firstly the fundamentals of DEM are introduced, and then its applications in geo-technical engineering are surnmarzied emphatically, and finally t...
The Water Level for Prevention of Up-floating under the Condition of Multi-level Groundwater
Huang Zhilun, Ma Jinpu, Li Congyu
2005, 19(4): 182-183,217.
[Abstract](48) [PDF 222KB](14)
Abstract:
According to Specification for Geotechnical Investigation of Tall Buidings(JGJ 72-2004), the water level for prevention of up-floating should adopt the highest water level determined during investigation construction. But this specification doesn't suit the condition of multi-level grounduater.There...
The Discussion of Rock & Soil Parameter of Bored Pile
Su Dongming, Lu Tianbao, Wang Jiansheng
2005, 19(4): 184-185,207.
[Abstract](53) [PDF 238KB](11)
Abstract:
The ultimate shaft friction and end resistance of rock & soil are very important to the calculation of vertical bearing capacity of bored pile, and related to the engineering safty and economy. Therefore, in the design of bored pile, the designer should not only obey the code of Specifications f...
Vertical Zonation of Karst Development Intensity in Huayingshan Tunnel
Xiong Daokun, Fu Ronghua
2005, 19(4): 186-190.
[Abstract](70) [PDF 380KB](6)
Abstract:
The karst development features in the Huayingshan Tunnel is discussed. The vertical zonation of Karst development intensity is divided through being combined with the history of karst development, according to the dividing basises and the dividing criterion of karst development intensity with the an...
Research of GPR Technology and Exploring Application
Xu Hongwu, Shao Yan, Deng Chunwei
2005, 19(4): 191-194.
[Abstract](48) [PDF 721KB](9)
Abstract:
The exploring principle and method character of Ground Penetrating Radar(GPR) technology are introduced, the application field of GPR technology is researched, through some engineering examples.
Evaluation of Liquefaction Potential of the Saturated Silty Soil in Handan
Zhang Guishuang, Ye Hongdong, Liu Jichang
2005, 19(4): 195-198.
[Abstract](68) [PDF 296KB](7)
Abstract:
Through standard penetration test, cone penetration test and macro discriminating method, the liquefaction potential of silty soil of a project in Handan is evaluated, and the results are analyzed comparatively. According to the factors and characteristics considered in discriminating method, combin...
The Discriminant of Liquefaction Potential for Sandy and Silty Soil-The Thinking from Appraising
Zhang Sumin
2005, 19(4): 199-199.
[Abstract](49) [PDF 89KB](10)
Abstract:
Analysis of Soil-squeezing Effects in Mixing Pile Construction
Li Hongbo, Gao Guangyun, Wang Liming
2005, 19(4): 200-203.
[Abstract](53) [PDF 279KB](7)
Abstract:
The deep mixing pile, which is a new groundwork construction method, generally used in soft soil, is being widely popularized in foundation construction fields. It has been proved that mixing pile construction would also cause soil-squeezing effects.On the basis of research and analysis by former sc...
Equivalent Transformation of Principle Stress on the Deviatoric Plane and It's Application
Liu Jinlong, Luan Maotian, Zhu Jianqun
2005, 19(4): 204-207.
[Abstract](55) [PDF 239KB](5)
Abstract:
A equivalent transformation between principle stress and the coordinate of the dviatoric plane is deduced through coordinate transformation, which make it is convenient to get the track of failure criteria on dviatoric plane. With the equivalent transformation,tracks of the Mohr-Coulomb failure crit...
Dewatering Calculation Model of Deep Well-pumping in Phreatic Water of Loess in Shaolingyuan and It's Application
Bai Yingsheng, Kang Ting, Su Jushi
2005, 19(4): 208-210.
[Abstract](69) [PDF 198KB](7)
Abstract:
On the basis of flows law in pumping experiment,dewatering calculation model and the method of parameters settlement in the model are advanced. The comparison between the calculated results and experimental data shows that the model is feasible. Good results are achieved in using it into Shaolingyua...
The Key Problem of Geotechnical Engineering in the Volume Expansion of High Stove
Wang Fengjiang
2005, 19(4): 211-214.
[Abstract](90) [PDF 303KB](8)
Abstract:
As the special stucture, the reloading and unloading characteristic during the volume expansion of high stove is indescribable to the reconstruction of common building. Based on the characteristic of expansion engineering of high stove,some problems such as the expansion approach, the loading state ...
Application Research on Ecology Friendly Retaining Wall in National Highway No.319 at Haicang,Xiamen
Yan Yonglong
2005, 19(4): 215-217.
[Abstract](62) [PDF 269KB](6)
Abstract:
Because of high compensation for costly economic crops along the highway, and taking the requirements of ecology preserved and landscape into account,ecological friendly geocell reinforced retaining wall is used as shoulder retaining wall in this section, it was completed in July 2002. After about 2...

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