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New Developments and Applications in Rail Transit Construction Technology Runjun Li1,2,a , Renliang Shan1,b, Qiulin Liao2 ,c, Fumei Wu2,d 1School of Mechanics & civil engineering, China University of Mining & Technology, Beijing, 100083, China 2Beijing urban construction design & development group co., Limited, Beijing, 100088, China a1161036851@qq.com,bsrl@cumtb.com.cn,c27878587@qq.com,d2505170221@qq.com Keywords: rail transit, new technology, shallow mining method, new construction equipment, risk source; Abstract.
Municipal Engineering Technology, 2009,27(3):273-279.
Essay Collection of fifth China International Seminar on Tunnel Engineering[C].
Underground Traffic Engineering and Engineering Safety, 2011(11):507-514.
Essay Collection of the fifteenth China Civil Engineering Society and the Seventeenth Tunnel and Underground Works Branch[C].Construction Technology, 2012,49:563-568.

Seepage Filed Studies on the Effect of the Proposed Underground Garage Qi Xia Liu1,2,a Xin Zou1,b Kai Qi Wang1,c Yang Zhao1,2,d Qing Zhao1,e 1 Civil Engineering and Architecture College, Henan University of Technology Henna Zhengzhou China 2 School of Civil Engineering and Architecture, Wuhan University of Technology Hubei Wuhan China aliuqixia65@163.com, byinjiaxinzoxin@sina.com, cmymonkey@yahoo.cn dyangyang3108@126.coml, ezhaoqing2008@163.com Keywords: Surface water,Underground garage, Seepage field, Infiltration curve Abstract.
A university apartment district engineering is located in Zhengzhou high-tech development zone.
The engineering area is located in the transition zone of the hills and plains.
Building Services Engineering Research and Technology. 2005, 26(1): 11-33
Mining Engineering. 2001, 53(12): 41-44

Development geo-seepage models for solving seepage problems of large dam’s foundations, on an example of ANSYS Mechanical APDL Aniskin Nikolay Alekseevich1,a, Antonov Anton Sergeevich1,b 1Russian Federation, Moscow, Yaroslavskoe shosse 26, ind. 129337, Moscow State University of Civil Engineering (MGSU).
Practical analogies for solving filtration equation have been described concerning the problems of hydraulic engineering.
The essential issue of engineering safety of high dams is substantiation of the seepage conditions of the “dam – foundation” system.
At present the video cards with software and hardware architecture of parallel computations CUDA (the first version of which was made in 2007) became widespread, which makes the technology easily accessible to engineering works.
Acceleration of payments engineering problems reducible to elliptic operators with GPU technology CUDA.

B3,c; John, Vanderley M.2,d 1Universitat Politècnica de Catalunya and Universidade de São Paulo, Escola Politécnica, Departamento de Engenharia de Construção Civil.
Brazil 2 Universidade de São Paulo, Escola Politécnica, Departamento de Engenharia de Construção Civil.
In civil construction it performs short-term functions such as concrete molds (28% of the Brazilian sector use), and long-term ones, such as structures (56% of the Brazilian sector use)[1].
The use of native wood for civil construction increased the demand for other suppliers, such as the Amazon Forest. 8Consider masonry, lumber, uncoated mud, wood harnessed, straw and other materials.
The professional area scored professionals of engineering and architecture.

Concrete composite properties with modified sodium bentonite in material application engineering Jarosław Rajczyk1,a, Bogdan Langier1,b 1Czestochowa University of Technology, Faculty of Civil Engineering, 3 Akademicka Street, 42-218 Czestochowa, Poland ajrajczyk@bud.pcz.czest.pl, blangier@op.pl Keywords: modified concrete, bentonite, compressive strength Abstract.

Test on Corrosion Resistance of GFRP Anchor Bolt Xiaoyong Luo 1, a, Xiexing Tang 1, b, Kailei Li and Yachuan Kuang 1, c 1School of civil engineering, Central South University, Changsha, Hunan, 410083, China atudou0522@163.com, b 106371193@qq.com, cambersonic@gmail.com Keywords: GFRP, Anchor Bolts, Anchoring, Corrosion Resistance Abstract: Steel is commonly used as the materials of anchor bolts in permanent anchoring works.
Introduction Anchoring by bolts is an important field in civil engineering, which is widely used in slopes, foundation pits, dams, sea routes, mining pits and airports.
In Chinese [12] Keyuan Zhou: Research on Application of GFRP Anchor Bolt for Slope Support [J], Subgrade Engineering, 2010,151 (4):18-21.
In Chinese [18] Changdong Zhou, Xilin Lv, Ye Jin: Research on Mechanical Performance of GFRP Bolt Under Fire Temperature [J], Journal of Architecture and Civil Engineering, 2006, 23(6):56-62.
In Chinese [19] Yinghao Liu, Yong Yuan: Experimental Research on Anchorage Performance of Full-Thread GFRP Bonding Anchor Bolts [J], Chinese Journal of Rock Mechanics and Engineering, 2010,26(13):26-34.

Multicriteria Optimization of Reinforced Concrete Floor Slabs HORÁKOVÁ Anna1,a*, KOHOUTKOVÁ Alena1,b and BROUKALOVÁ Iva1,c 1Department of Concrete and Masonry Structures, Faculty of Civil Engineering, Czech Technical University in Prague, Thákurova 2077/7, 166 29 Praha 6 – Dejvice, Czech Republic aanna.horakova@fsv.cvut.cz, bakohout@fsv.cvut.cz, civa.broukalova@fsv.cvut.cz Keywords: Reinforced Concrete Structures, Environmental Impacts, Durability, Structure optimization.
This extended version enables the design of floor structures for larger spans, enhancing the tool's usefulness in optimizing the design of civil engineering structures.
The calculation considers concrete carbonation and steel reinforcement corrosion, as these two degradation phenomena are the primary contributors to the deterioration of reinforced concrete civil structures.
Horáková, Optimization of concrete structures in terms of environmental impacts and durability, Doctoral Thesis, Czech Technical University in Prague, Faculty of Civil Engineering, Praha, 2021
Šmerda, Durability of reinforced concrete structures, Technical library of authorized engineer and technician, Praha, 1999

Effects of Modeling Staircases on Seismic Responses of Concrete Frames Majid Ghaderi Garakani1,a*, Saeed Mahjoubi2,b and Shervin Maleki1,c 1Department of Civil Engineering, Sharif University of Technology, Tehran, Iran 2Department of Civil Engineering, Science and Research Branch, Islamic Azad University, Tehran, Iran aghaderi_majid@mehr.sharif.edu, bmahjoubi@srbiau.ac.ir, csmaleki@sharif.edu Keywords: Staircase; Seismic performance; RC frame; Stair effect Abstract.
Seismic Performance of Stairs as Isolated and Built-in RC Frame Building, Advances in Structural Engineering. 10 (2015) 1001-1014
International Conference on Mechanics and Civil Engineering ICME-14, 2014
The Asian-Pacific Network of Centers for Earthquake Engineering Research (ANCER) Conference, 2009
American Society of Civil Engineers ASCE/SEI, 2011.

It means that civil engineers should have the possibility to use NDT devices for assessment of the concrete structures without the need to have a deep knowledge on the physical phenomena associated with the technique used (e.g. the conditions of propagation of elastic waves).
Bissonnette, A surface engineering approach applicable to concrete repair engineering, Bulletin of the Polish Academy of Sciences: Technical Sciences 2013, p.73-84
Hoła, New nondestructive way of identifying the values of pull-off adhesion between concrete layers in floors, Journal of Civil Engineering and Management 2014, p.561-569
Symp. on Advances in Concrete through Science and Engineering, Canada 2006
Kurz, BETOSCAN-Robot controlled non-destructive diagnosis of reinforced concrete decks, 7th International Symposium on Non Destructive Testing in Civil Engineering, Nantes (2009). www.ndt.net.

Mechanical and Chemical Stabilisation of CarbonateSand KhaledGrine Civil Engineering Department, Blida University, (Algeria), Khaled_grine@yahoo.com Keywords: Artificial carbonate sand, Silica sand, Cement, Contraction, Compressibility and crushing.
Carbonate sands can cause concern when used as an engineering material.
State of the art report on engineering properties of carbonate soils.Proc.
An investigation of the stability of carbonate sand.PhD thesis, Department of Civil Engineering, University of Newcastle upon-Tyne, UK
Geotechnical and Geological Engineering Journal.