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Boundary Layer Wind Characteristics over Urban Area Lunhai Zhi1,a 1School of Civil Engineering and Architecture, Wuhan University of Technology, 122 Luoshi Road, Wuhan, Hubei 430070,P.R.
Although the measured value of the longitudinal turbulence intensity is slightly larger than the predicted one, the empirical formula is applicable for engineering practice.
Although the measured average value of the longitudinal turbulence integral length scale is larger than the predicted one, the differences are acceptable in wind engineering applications.
This suggests that the empirical equation recommended by AIJ-RLB-1996 is applicable in engineering practice.
The prediction formula recommended by AIJ was found to be applicable to engineering practice

Analysis of Slope Failure Mechanisms Considering Micropile-soil Interaction Hongjian Liao1, a, Chenglin Tian1,b and Hangzhou Li1,c * 1Department of Civil Engineering,Xi’an Jiaotong University, Xi’an, Shaanxi,710049, China ahj_liao@hotmail.com, bchenglin_tian@163.com, * (corresponding author)c lihangzhou77@163.com Keywords: Slope; Micropile; Shear strength parameter; Bearing capacity; FLAC Abstract.
Introduction Slope support engineering is taken to strengthen a slope in order to ensure the safety of the slope.
Sun, Micro-pile composite structure and its design theory, Chinese Journal of Rock Mechanics and Engineering. 28, (2009) 1353-1362
Ho, Model tests of micropile networks applied to slope stabilization, Proceedings of the 14th International Conference on Soil Mechanics and Foundation Engineering, A.A.
Jin, Study on reinforcement of micro-pile and rockbolt for an unstable high-steep road cut slope, Chinese Journal of Rock Mechanics and Engineering. 24 (2005) 3954-3958

Numerical Simulation and Flow Field Analysis of Suspended Grid Stilling Pool Based on VOF Method Zhanying Wu1, a, Zhenwei Mu1,b 1 College of Water Conservancy and Civil Engineering, Xinjiang Agricultural University, Urumqi, 830052, China awzy312328548@sina.cn, bxjmzw@163.com(corresponding author) Keywords: Suspended grid stilling pool, Numerical simulation, VOF Method, RNG k ~ ε model Abstract.
Numerical simulation technology has been widely applied to engineering practice in recent years [6].
Project Overview Dina river wuyi reservoir water conservancy project is located in Xinjiang Mongolian autonomous prefecture Lun Tai county , it has industrial water supply, flood control, irrigation, and other comprehensive benefit of controlling engineering in dina river main stream.
Water Power. (1998), p. 18-20 (In Chinese) [3] Shan Li, Jianming Yang, Xin Guo etc. the First China National Water Resources and Hydropower Rock Mechanics and Engineering Academic Symposium. (2006), p. 359-361 (In Chinese) [4] Peiqing Liu, Junrui Dong.
Journal Of Hydraulic Engineering. (1996) (In Chinese) [5] Xiuyun Qiu, Jie Hou etc.

Optimum Design for the Independent Foundation Based on Parameterized Model and Criteria Method Haiyan Lu 1, a, Tong Xing 2, b and Wenbo Bao3, c 1, 2, 3 School of Architecture and Civil Engineering, Shenyang University of Technology, Shenyang 110870, China asy-lhy@126.com, bfantasytt2013@126.com, cwenbobao@126.com Keywords: Parameterized model; Independent foundation; Optimization design; Criteria method; Dynamic configuration database Abstract.
Introduction How to design economic and reasonable foundation forms is the common concern for engineers.
The optimization design of step independent foundation of multi-storied buildings is studied based on the existing engineering experience and the idea of parametric model in this paper, to make the structure stress reasonable and the material be used efficiently, creating greater economic benefits.
The engineering application result shows that the proposed method is effective.
Engineering Design of the Ground.

Numerical Simulation of Modified Compact Tension Test depicting of Experimental Measurement by ARAMIS Táňa Holušová1,a, Stanislav Seitl1,2,b and Alfonso Fernández-Canteli3,c 1Institute of Structural Mechanics, Faculty of Civil Engineering, Brno University of Technology, Veveří 331/95, Brno, Czech Republic 2Institute of Physics of Materials, Academy of Science of the Czech Republic, Žižkova 22, Brno, Czech Republic 3Dept. of Construction and Manufacturing Engineering, University of Oviedo, Campus de Viesques, 332 03 Gijón, Spain aholusova.t@fce.vutbr.cz, bseitl@ipm.cz, cafc@uniovi.es Keywords: Modified Compact Tension Test, Fracture Parameters, Cementitious Composites, Cohesive Law, finite element method, ARAMIS measurement.
[4] T., Holušová, S., Seitl, A., Fernández-Canteli, Modified compact tension test: The influence of the steel bars position, IC of Engineering Mechanics (2014) [5] B.
Procedia engineering, Vol. 2, (2010) p. 203-212
[11] D., Pryl, J., Mikolaskova, R., Pukl, Modeling fatigue damage of concrete, Key Engineering Materials, V. 577-578, (2014) p. 385-388 [12] H., Šimonová, B., Kucharczyková, I., Havlíková, S., Seitl, Z., Keršner, Complex evaluation of fatigue tests results of plain C30/37 and C45/45 class concrete specimens, Key Engineering Materials, V. 592-593, (2014) p. 801-804

Study on the Ground Settlement Regularity caused by Deep Caving Method Shuxiang Wei1, a, Yunyong Wang1,a, Changyu Jin2,a,Longbin Dong2,a, Dong Liu2,a 1Minmetals Mining Holdings LTD, BeiJing, China, 2College of Resources and Civil Engineering, Northeatern University, Shen Yang, China a1909526468@qq.com Keywords Deep Mining，Furface subsidence，Numerical simulation， Displacement angle Abstract With the increase of mining depth, rock mechanics conditions become complicates.
Engineering Background Chen ditch iron orebody mainly for very thick steeply inclined orebody and thick ore body, the main Fe1 in thick bedded ore bodies, ore bodies in general to 330 °, north east, Angle 68 ° ~ 75 °, ore body thickness of 77.85 ~ 77.85 m, with an average of 162.09 m, the proposed bottomless pillar sublevel caving mining, sublevel height to 18 m, stage level 108 m, a two stage control middle, minimum mining elevation of -956m.
Based on the engineering background, and the requirement of mining production, the design scheme concept map as shown in figure 1, the process of back mining at the same time increase the number of aquatic product level, generally keep 4 ~ 5 levels, at any time in order to facilitate mining space relatively gentle "V" shape push down, step is divided into 17 picking.
Study on Rock Mechanics in Deep Mining Engineering [J] .Chinese Journal of Rock Mechanics and Engineering，2005, 24( 16) : 2804- 2813
[8] Jiang Quan，Feng Xiating，Chen Guoqing．Study on constitutive model of hard rock considering surrounding rock deterioration under high geostresses[J]．Chinese Journal of Rock Mechanics and Engineering，2008，27(1)：144-152．

Study of Bidding Decision-making in Construction Project based on LM-BP Neural Networks Tianbao Wu1, a, Xun Liu1,b and *Taiquan Zhou 1,c 1College of Environmental and Civil Engineering, Jiangnnan University, Wuxi, China a88642158@qq.com, bliuxun@sina.com, czhoutaiquan@163.com Keywords: LM algorithm; BP neural network; bidding decision of construction project; bidding.
The basic principles must be followed at bid evaluation in the field of construction engineering: competitive optimization, justice, equity, reasonable and scientific; good quality and high reputation, reasonable price, appropriate construction period, advanced and feasible construction scheme; anti-unfair competition, normalization and flexibility.
Figure2 Evaluation index system in the terms of bidding projects The total tender, plan total period, enterprise qualification, the enterprise's financial situation and good engineering rate are as quantitative indexes, the tender is given in the tender.
Though the results of this study is established in the research of improving the effect of bidding for engineering project, it can also be applied to biddings of construction project contracting, construction reconnaissance, construction engineering design and so on.
[3]Jiazhong Qian, Chun Lv and Weidong Zhao.Systems engineering theory and practice,2010(1): 145-150．In Chinese

Influence of Tunnel Excavation on Adjacent Rigid-Flexible Pile Bearing Horizontal Loads Shaokun Ma1,a, Yanzhen Huang2,b , Xiaobing Zhou3,c, Xin Chen4,d, Jianxing He5,e 1Professor, Guangxi University, Nanning, Guangxi, China, 530004 2Postgraduate, Guangxi University, Nanning, Guangxi, China, 530004 3Assistant Engineer, Guangxi Academy of Engineering Shock Prevention, Nanning, Guangxi, China,530022 4Postgraduate, Guangxi University, Nanning, Guangxi, China, 530004 5Postgraduate, Guangxi University, Nanning, Guangxi, China, 530004 amashaokun@sina.com; bhuangyanzhen2007@163.com; czhouxiaobing_5139@163.com; d490914763@qq.com; e547697532@qq.com Keywords: tunnel excavation, numerical analyses, rigid-flexible pile, stiffness ratio Abtract: In order to investigate the influence of tunnel excavation on adjacent rigid-flexible pile bearing horizontal load，many three-dimensional numerical analysis were conducted by altering the pile-soil stiffness resulted from the change of elastic modulus
Acknowledge This research project was funded by the National Natural Science Foundation of China (51068002) and Guangxi Key Laboratory of Geomechanics and Geotechnical Engineering (10-046-14-1).
Study on applying finite pole element method to analysis of piles under complex loads with different boundary restraints [J].Chinese Journal of Geotechnical Engineering, 2006, 28(9):1059–1063.
Department of civil engineering of zhejiang university. 1991.
Engineering Mechanics，2008，25(5)：79–84.

Analysis of shear test for jointed rock sample using DDA method Song Yu1, a, Wei-shen Zhu * 2, b, Hao Zhou2, Dun-fu Zhang1 1School of Civil Engineering, Shandong University, Ji’nan, 250061, China 2Geotechnical and Structural Engineering Research Center, Shandong University, Ji’nan, 250061, China a yusong@sdu.edu.cn, b Zhuw@sdu.edu.cn Keywords: shear testing;numerical simulation;jointed rock sample; crack propagetion Abstract: Based on a shear test for jointed rock sample conducted by former study, a numerical improved method DDARF is carried out to simulate the shear test.
In actual engineering in construction, these geological structure surfaces are often the weakest parts under compression or shear load.
Ladder arrangement cracks In practical engineering, the distribution of rock fracture and position possess stochastic character, but the ladder echelon arrangement is a familiar type.
Acknowledgments The work is supported by the Open Research Fund of State Key Laboratory of Aeromechanics and Geotechnical Engineering，Institute of Rock and Soil Mechanics, Chinese Academy of Sciences, under grant NO.
References: [1] Chen WZ, Li SC, Zhu WS, Chinese Journal of Rock Mechanics and Engineering, Vol. 22-1, (2003),p.18-23 [2] Lin P, Huang KZ, Wang RK, Journal of Tsinghua University(Science and Technology), Vol.9,(2006)p.10-21 [3] Jiao YY, Zhang XL, Li TC, DDARF method for simulation crack failure processes.

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