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A system dynamics model for water quality management — waste load allocation Yang Wei1, a, Chen Miaoju1,b, Liu Ying2,c and Jin Fengyao1,d 1School of Municipal and Environmental Engineering, Shenyang Jianzhu University, Shenyang 110168, China 2 Environmental Monitoring Station of Panjin City ayw6257@163.com, bmchen3@e.ntu.edu.sg, cpjhbly@163.com, dfjin1@e.ntu.edu.sg Keywords: COD, System dynamics, Waste load allocation, Water quality management.
Civil Engineering and Environmental Systems Vol. 25 (2008a), p.77 [3] Loucks DP, Stedinger JR and Haith DA: Water resource systems planning and analysis.

Idrisc Department of Material and Design Engineering, Universiti Tun Hussein Onn Malaysia, 86400 Parit Raja, Batu Pahat, Johor, Malaysia.
Commonly sandwich composites were used in aerospace, automotive, sporting goods, marine, construction and civil structures.
Material Science and Engineering An Introduction. 6th Ed.

The Architecture Strategies of Organized Urban Construction Yizhong Zhang1, a, Dawei Zhang 1, b 1School of Civil Engineering and Architecture, Henan University, Kaifeng, Henan, 475004, China a sjszyz@126.com, b zhangdawei8948@163.com Keywords: Urban morphology Urban Design Rational Strategy.
In reality, the research on the theory occurs in universities and special research organization, and the researchers can rarely have the opportunity to practice directly; and personnel in unit design are struggling with design engineering project, completing the workload, so that they have less time and energy to research theory.

Research on Group Decision-Making Optimization Model of Urban Railway Traffic Network Scheme Yan Hong-yan1,2, a and Zhang Fei-lian1 1School of Civil Engineering and Architecture, Central South University, Changsha 410075, China 2Department of Engineering Management, Hunan University of Finance and Economics, Changsha 410075, China ayanhongyan82@163.com Key words: Urban Rail Transit; Network Evaluation; Group Decision-making; Optimization Model.

Experimental Study on the Mix Design and Fundamental Properties for Mixd Mortars Using Recycled Fine Aggregates Wenlan Zhao1a, Lixin Liu1b and Tong Hao1c 1School of Civil Engineering, Zhengzhou University, Henan Province, China azhaowenlan@zzu.edu.cn, bLiuli_xin@126.com, chaotong@zzu.edu.cn  Keywords: Construction waste, recycled fine aggregates, mixed mortar, shrinkage ratio, compressive strength.
This paper concerns the fundamental properties of mixed mortar made of recycled fine aggregate, such as the compressive strength and the shrinkage deformation, supplying a reference for the application of mixed mortar made of recycled fine aggregate in engineering.

JFE's main business is steel production, although it also engages in engineering, construction, logistics, and chemicals.
Land and marine applications include seaport and airport civil engineering projects, coastal protection structures, seaweed bed rehabilitation and land surface coverage.

Study on Cultivation of Motivation Hygiene Factors in Construction Enterprise Ying Ou College of civil engineering, Shenzhen University, Shenzhen, China 518060 szuce@szu.edu.cn Key word: motivation cultivate hygiene factors Abstract: The situation of the incentive hygiene factors in Chinese construction company was analyzed.The relationship between work efficiency and the motivation hygiene factors of the construction workers were elaborated.
Construction safety accidents cause not only a large number of casualties but also economic enormous economic losses.Acording to Health and Safety Executive’s research,in the United Kingdom, the losses in construction site caused by occupational accidents and health damage accounted for 8.5% in the project cost, including schedule delay, truancy, healthy problem, insurance loss and so on）[3] In Hongkong, the loss caused by construction safety accidents accounted for about 8.5% of the total cost of Construction Engineering [4] In mainland China, though there are no official statistics, according to the present situation of safety management in construction, to the total project cost, the proportion of the loss caused by construction safety accidents should not be lower than the data above.

Research on the Quicklime Treatment Dewatered Sludge Technology and Mechanical Jieliang Chen1, a, ZhenDeng1,b, Ranling Zhang1,c, Penglai Zhu2,d, Weiwei Ding2 1Water treatment facility construction and development center in Hangzhou, China 2College of Civil Engineering and Architecture, Zhejiang University, China a13116793075@163.com,b447496015@qq.com, dzhupl@zju.edu.cn Keywords: quicklime treatment;sludge semi-dry;dewatered sludge;mechanical design parameters.
So, it need to determine the content of effective calcium oxide before making semi-dry, The test methods are according to JTG - E51-2009 " Highway Engineering inorganic binder stabilized material testing procedures“ T0811-1994.

The development and application of small watershed hydrological telemetry system Lihua Chen1, a, Fuquan Liao1,b 1College of Civil Engineering and Architecture, Guangxi University, Nanning 530004, PR China aemail: zgfjclh@163.com , bemail: zggxlfq@126.com Keywords: Flood control; Hydrological telemetry system; Telemetry terminal; Small watershed.
[8] Dingmou Huang, Xianjun Liang, Xiangshi Huang: Baise Medium Reservoir (a) Summary of Hydrological Telemetry System Design, Guangxi Water Resources and Hydropower Engineering, Vol. 3 (2012), p. 18-20, 35

Engineering background A bridge spans 140m and its main bridge is deck reinforced concrete box arch.
And it is solved through the MIDAS/CIVIL hydration heat analysis module.
Identification and reinforcement of Bridge Engineering Handbook [M].