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A Comparative Study on the Pollution and Speciation Characteristics of Heavy Metals between the Gold and Iron Mine Tailings of the Upstream Area of Miyun Reservoir, Beijing Xingxing Huang1,a, Hongbing Ji1,b, Cai Li1,c,Fei Qin1 , Qian Li1 and Yongli Liang1 1 Civil and Environmental Engineering institute, University of Science and Technology Beijing; No.30, Xueyuan Road, Beijing, China aweiwei1686@126.com, bjih_0000@126.com, clcc4002@163.com Keywords: gold mine; iron mine; tailings; heavy metal; speciation Abstract.

The Experiment Materials and Methods Data Collection Field investigation to collect water level observation data of existing observation wells and civil wells, hydrological geology, meteorology, water resources utilization and terrain data in Shiyang River Basin.
Hydrogeology and Engineering Geology. 5 (1999) 1-3.

Mechanism analysis and prevention method for tunnel fire Jing Wu1,a,Feimin Shen1,b, Ping Jiang1,c 1College of Civil Engineering, Fuzhou University, Fuzhou, Fujian 350108, China awujingcqu@163.com, b1003474815@qq.com, c13696867456@163.com Keywords:Tunnel fire; Spontaneous combustion; Ambient temperature; Ventilation; Combustibles Abstract:By analyzing the typical fire casesand tunnel fire statistics during 2008 to 2013 in Fujianprovince of China, results shows that the main causesfor the fire were vehicle accidents and spontaneous combustion.

Study on the evaluation of building group space function——Wuhan Optics Valley Software Park for example Tian Tian1, a, Yuan Yuan2,b and Hu Ruowen3,c 1 School of Urban Design at Wuhan University, Hubei province 2 School of Civil Engineering and Architecture at Wuhan University of Technology, , Hubei province 3 School of Urban Design at Wuhan University, Hubei province a176236888@qq.com, b307064018@qq.com, c276294796@qq.com Keywords: Building group space; performance evaluation; function; Wuhan Optics Valley Software Park Abstract.

Martína, Carla Iglesiasb, Maria Pazc, Javier Taboadad Department of Natural Resources and Environmental Engineering, University of Vigo, Vigo 36310, Spain ajmartinsuarez@uvigo.es, bcarlaiglesias@uvigo.es, cmpazf@uvigo.es, djtaboada@uvigo.es Keywords: Aggregates, Granite, Occupational Risk Prevention.
The aggregates sector had experienced steady growth in response to a booming construction sector; in Galicia, growth was mainly a response to civil works, with a number of quarries opened specifically to meet demand arising from the construction of high speed railway lines and external ports in Ferrol and A Coruña.

Fire Behavior of Sandwich Panels for Roofing Applications Giulio Zani1, a *, Marco Carlo Rampini1, b, Matteo Colombo1, c and Marco di Prisco1, d 1Politecnico di Milano, Department of Civil and Environmental Engineering, Piazza Leonardo da Vinci, 32, Italy agiulio.zani@polimi.it, bmarcocarlo.rampini@polimi.it, cmatteo.colombo@polimi.it, dmarco.diprisco@polimi.it Keywords: sandwich panels, prefabricated elements, fire behavior, HPFRCC, TRC.

For civil aviation - the cost and efficiency.
ARPN Journal of Engineering and Applied Sciences Volume 12, Issue 23, 1 December 2017, Pages 6644-6648

Assessment of 3D Linear Elastic Masonry-Like Vaulted Structures Deborah Briccola1,a, Matteo Bruggi1,b* and Alberto Taliercio1,c 1Department of Civil end Environmental Engineering, Politecnico di Milano, Italy adeborah.briccola@polimi.it, bmatteo.bruggi@polimi.it, calberto.taliercio@polimi.it Keywords: cantilevered masonry stair, linear elastic no-tension material, 3D model, historical constructions Abstract.

Theoretical Research on Two Improved Optimal Sensor Placement Methods Wei LIU1, *, Weicheng Gao1 and Hui LI2 1 Department of Astronautics and Mechanics, Harbin Institute of Technology, Harbin, 150001, China 2 School of Civil Engineering, Harbin Institute of Technology, Harbin 150090, China *liuweiliuwei2005@gmail.com Keywords: optimal sensor placement; effective independence; modal kinetic energy; average acceleration amplitude; modal assurance criterion Abstract.

Regularities of Impact Failure of Epoxy Composites with Al2O3 Microfiller and their Analysis on the Basis of External Surface Layer Concept Andriy Buketov1,a, Petro Stukhlyak1,b, Pavlo Maruschak2,b Sergey Panin3,4a*, Abdellah Menou5 1Kherson State Maritime Academy, Kherson, 73000, Ukraine 2Ternopil National Ivan Pul’uj Technical University, Ruska 56, Ternopil 46001, Ukraine 3Department of Material Science in Mechanical Engineering, Institute of High Technology Physics, Tomsk Polytechnic University, 634050, Tomsk, Russia 4Laboratory of Mechanics of Polymer Composite Materials, Institute of Strength Physics and Materials Sciences SB RAS, 634021, Tomsk, Russia 5International Academy of Civil Aviation, Casablanca, Morocco asnt@tu.edu.te.ua, blaboratory22b@gmail.com, csvp@ispms.tsc.ru Keywords: Epoxy composite, strength, structure, polymer, external surface layers Abstract.