土木工程專業(yè)外文翻譯—縮短高層建筑施工工期的措施

1、字?jǐn)?shù)：英文 字?jǐn)?shù)：英文 2335 2335 單詞， 單詞，13057 13057 字符；中文 字符；中文 3906 3906 漢字 漢字作者及出處： 作者及出處：Kolchedantsev Kolchedantsev L, L, Adamtsevich Adamtsevich A, A, Stupakova Stupakova O, O, et et al. al. Measures Measures to to red

2、uce reduce construction construction time time of of high-rise high-rise buildings[C]//E3S buildings[C]//E3S Web Web of of Conferences.EDP Conferences.EDP Sciences,2018,33:03062. Sciences,2018,33:03062.外文文獻(xiàn) 外文文獻(xiàn) Measures

3、 to reduce construction time of high- rise buildingsAbstract The organizational and technological solutions for high- rise buildings construction efficiency increase are considered, primarily – decrease of typical floo

4、r construction time and improvement of bearing structures concrete quality. The essence of offered technology is: a concrete mixing station and a polygon mainly for load-bearing wall panels with starter bars casting are

5、located on the building site; for reinforced concrete components manufacturing and butt joints grouting the warmed-up concrete mixtures are used. The results of researches and elaborations carried out by the SPSUACE in a

6、rea of a preliminary warming-up of concrete mixtures are presented. The possibility and feasibility of their usage in high-rise buildings and of excess height buildings construction including cast-in-place and precast ex

7、ecution are shown. The essence of heat-vibro treating of concrete mixture is revealed as a kind of prior electroresistive curing, and the achieved results are: accelerated concrete strength gain, power inputs decrease, c

8、oncrete quality improvement. It is shown that the location of a concrete mixing station on the building site enables to broaden possibilities of the “thermos” method use and to avoid concrete mixtures warming up in mediu

9、m-mass structures erection (columns, girders) during the high-rise buildings construction. It is experimentally proved that the splice between precast elements encased with warmed-up concrete mixture is equal with conjug

10、ated elements in strength.construction in high-rises building. Mentioned parameters of concrete physical and mechanical properties are estimated relatively (relative compressive, tensile, bending strength, etc.), what gi

11、ves the opportunity to apply the lab and field tests results to concretes of different classes.In addition to traditional (Gostovskaya) techniques, for example, GOST 10180-90 Concrete. Methods of determining strength on

12、test specimens, for test of joint of precast- monolithic buildings was designed by a special technique. On active area of the “old” concrete which are the ends of combined panels the vertical inclined chases 4 mm wide an

13、d 6 mm depth were made. The concrete mixture of “new“ concrete was warmed-up just before the placing with alternate electric current of industrial frequency (50 Hz) to + 500 С and + 700С temperature and then placed with

14、vibration in splice cavity. For “old“ and “new“ concretes samples shear testing postgraduate student Mustafin R.R. created special method excludes the appearance of the torsional moment about “old“ and “new“ concretes co

15、ntact plane.The essence of concrete mixture thermal treatment that is a kind of a preliminary warming-up, its rational application field, used materials, and the achieved effect are presented in writing. It is important

16、to note here that only application of warmed-up concrete mixtures made at site polygon enables to get concrete transport strength in minimum time with minimum power inputs and required concrete quality provided. The grou

17、ting of butt joints between precast elements with warmed-up mixture provides the equality in strength of the joint and conjugated elements.The feasibility of a concrete mixing station location on a site of a high-rise bu