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Lightweight Mortar Containing High Amounts of Alternative Raw Materials with Increased Thermal Resistance Tomáš Melichar1,a, Jiří Bydžovský2,b and Ámos Dufka3,c 1,2,3Brno University of Technology, Faculty of Civil Engineering, Veveří 331/95, 602 00 Brno, Czech Republic amelichar.t@fce.vutbr.cz, bbydzovsky.j@fce.vutbr.cz, cdufka.a@fce.vutbr.cz Keywords: lightweight, mortar, polymer-cement matrix, heating plant slag, aggregates, fly ash agloporite, thermal resistance.

Possibilities of Increasing the Durability of Concrete Products by Technologies Based on Surface Hardening Adam Hubacek1,a*, Lucia Osuska2,b 1Brno University of Technology, Faculty of Civil Engineering, Veveri 95, 602 00 Brno, Czech Republic ahubacek.a@fce.vutbr.cz, bosuska.l@fce.vutbr.cz Keywords: Vibro-pressed concrete elements, durability, hardening of surface Abstract.

Influence of a Shrinkage-Reducing Admixture on the Damage to the Internal Structure of Alkali-Activated Composites during Testing of the Modulus of Elasticity KOCÁB Dalibor1,a *, BÍLEK Vlastimil Jr.2,b, TOPOLÁŘ Libor1,c, DANĚK Petr1,d, KUCHARCZYKOVÁ Barbara1,e and PŐSSL Petr1,f 1Brno University of Technology, Faculty of Civil Engineering, Veveří 331/95, 602 00 Brno, Czech Republic 2Brno University of Technology, Faculty of Chemistry, Purkyňova 464/118, 612 00 Brno, Czech Republic adalibor.kocab@vutbr.cz, bbilek@fch.vut.cz, clibor.topolar@vutbr.cz, dpetr.danek@vutbr.cz, ebarbara.kucharczykova@vutbr.cz, fpetr.possl@vutbr.cz Keywords: Modulus of elasticity, alkali-activated composite, compressive strength, acoustic emission method.

Ambient vibration test and modal analysis for MW grade wind tubine tower Xiang Liu1, a, Guixin Luo1,b and Zhanyuan Miao1,c 1Architecture and Civil Engineering School, Inner Mongolia University of Science and Technology, Baotou 014010, China aliuxiangwd@126.com, blgx188@126.com, c1009898322@qq.com Keywords: Wind turbine tower, Ambient vibration test, Modal analysis, Resonance Abstract.

Calculation and Analysis of China’s Residential Pool Area Lintao Du 1, a, Jianbin Zhao1,b 1 Department of Civil and Architecture Engineering, Taiyuan University of Technology No.79, West Yingze Street, Wanbailin District, Taiyuan City, Shanxi Province, China, 030024 a380535702@qq.com, b zjb2007@126.com Keywords: residential building, technical and economic target, area calculation, pool area, built-up usable area, designing.

Simulation analysis of portal crane braking effect with dual-stage brakes under fluctuating wind load Guangwei Qing1,a, Hui Jin2,b and Jingbo Hu1,c 1Nanjing Special Equipment Supervision Inspection Institute, Nanjing, 210019, China 2School of Civil Engineering, Southeast University, Nanjing, 210096, China ashineblue_qing@163.com, bjinhui1018@gmail.com, chubertert@163.com Keywords: Portal Crane, Fluctuating Wind, Braking Performance, Dynamic Simulation, ADAMS.

Journal of civil engineering and management, 8(4) (2002), pp. 276-280

The teaching are began from the second grade for students that selected from the architecture, construction equipment, civil engineering specialized subject [4].

Inactivation of E. coli Using ZnO Nanofluids and Ultrasound ZHANG Lingling1, a*, SUN Weiqiang1,b, Xia Yu1, c, Lv Yaping1, d 1School of Civil and Environmental Engineering, University of Science and Technology Beijing, Beijing, 100083, China alinglingzhangll@hotmail.com, bbbrrooeeaass@163.com, cxiayu_1993@163.com, d13001012362@163.com Keywords:ZnO, nanofluids, ultrasound, inactivation, E. coli, photocatalysis, antibacterial Abstract.

Fig.3 Compressive strength when mix two kinds of mineral admixtures(slag powder replace the proportion of cement is 15%) Fig.4 Compressive strength when mix two kinds of mineral admixtures(slag powder replace the proportion of cement is 20%) Fig.5 Compressive strength when mix two kinds of mineral admixtures(slag powder replace the proportion of cement is 25%) Conclusions AS the most important civil engineering materials, concrete should meet the request of strength, workability and economy together.