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  • The methods and means used by the expert-builder when conducting judicial construction technical expertizes

    Article is devoted to acquaintance with methods which are used in the work by experts-builders when conducting construction technical expertizes of building constructions, buildings and a construction. The list of the main methods used in researches by the expert is provided and also each method is considered in more detail.

    Keywords: Method, examination, expert, technique, fundamental principle, special case, graphic model, construction designs, construction technical expertize

  • Influence of a bend of a equal-leg angles on a carrying capacity of designs of a covering

    The dependence of influence of size of a bend on tensely strained state of load-bearing frames of a covering is analysed. On the basis of the received results the maximum corner of a bend of the metal corners reducing a carrying capacity of farms is defined.

    Keywords: a rafter farm, bend, tensely strained state, a moment of inertia, a radius of gyration, a barycentre

  • Building an effective banner presentation of advertising information on the Internet for tourism business

    The article contains information about the formats, types, advantages of banner advertising, made analysis of errors that allow developers and customers, developed a General principle of successful visualization of banner advertising for the tourism sector.

    Keywords: banner advertising, banner, tourism, offer, Internet, advertising, efficiency, layout, layout, rule of thirds

  • Acceptance (tecnical) documentation requirement for construction facilities in oil production field

    Over the last years there is much concern about the quality of execution and selection of the actual documentation in the registration proceeding of the facilities construction turn-over package. There is no exact consolidated catalog of as-built documentation in the new normative and technical literature. Each executive document represents as an application to various sources of regulatory and technical literature. Therefore, the article presents a divided into chapters detailed catalog of as-built documentation for the oil and gas facility construction. An explanation is given for each chapter for which purpose it is formed and what function it has in the general package of as-built documentation. The main aspects of the as-built documentation execution are considered, a list of the documentation and some recommendations on the facility commissioning to the Client are given. Additionally, there is a suggested recommendation on the execution and filling of the package (folders) of the construction as-built documentation. This article recommends a common procedure for filling out and arrangement of the document flow of PTW package and as-built documentation of construction and installation works and the commissioning of the capital construction facilities. The article clearly describes the goals: - Improvement of the quality of as-built documentation execution; - Organization of the process of preparation, making up and verification of the package contents and quality of turnover documentation for construction and installation works; - Conducing the as-built documentation to a uniform style, which provides a high degree of the documents identification and control over the execution of the quality of preparation and completeness of the turnover documentation for works and construction projects; - Making-up of the objects reporting documentation; - Making-up of a document collection of the objects and work performed; - Establishing of universal explanation of the normative requirements by the all participants in the construction process. The focal point of this article is to provide recommendations on the execution of the turnover documentation for the facility construction, as well as improving the quality of as-built documentation execution. This article is action-oriented and is aimed to help young professional of the production and technical department of contracting companies, specialists of the Capital Projects Department, construction control and customer companies.

    Keywords: acceptance documentation, construction and installation works, client, document control department, construction quality control, technical production department

  • Results of the study of the method of diagnosing the engine cylinder group

    The article presents the results of an experimental study of methods and means of technical diagnostics of the engine cylinder-piston group during cold, idle scrolling of the crankshaft

    Keywords: cylinder piston group, gas flow from the crankcase, technical conditions of the experiment

  • Durability of reinforced concrete and metal structures underground structure

    The durability of reinforced concrete and metal structures of the underground structure depends on the design decision of the pavement over the construction and waterproofing of the structure as the most vulnerable part of the structure. The article considers the results of the survey of the state of reinforced concrete and metal structures, slabs and waterproofing coating of the musical theater in Rostov - on - don.Non-compliance with technological requirements in the manufacture of waterproofing coating in the underground garage led to corrosion damage to metal structures

    Keywords: durability, concrete and reinforced concrete structures, underground construction, waterproofing, inspection, corrosion damage

  • Organization of measures for the protection of atmospheric air at construction sites from the impact of fine dust

    This article discusses the development of measures for the protection of atmospheric air during the construction industry. Particular attention is paid to the development and implementation of MPE projects and their implementation in the construction process. Also an important factor for environmental protection, including atmospheric air is the calculation of the radius of action of the sanitary protection zone of each construction site, depending on the sources of pollution. Particular attention is paid to the allocation of fine dust on the construction site, as well as measures to reduce these emissions. The article presents the results of the implementation of certain technological and organizational measures to reduce the release of PM10 and PM2. 5 fine dust particles on one of the construction sites of Rostov-on-don.

    Keywords: protection of atmospheric air, fine dust, organization of construction

  • Evaluation of the operational fitness of reinforced concrete crane girders with abnormal damages

    This article analyzes the stress-strain state of exploited reinforced concrete crane beams in order to identify the causes of abnormal damages. Also, the degree of influence of the revealed damages on safety and operational fitness was assessed.

    Keywords: crane beam, technical condition, operational availability, defect, durability, damage, inspection, discretization, stress-strain state

  • The use of BIM-technologies in the design and reconstruction of buildings and structures

    The article is devoted to development of information modeling technologies in Russia. The possibilities of using 3D-models, their advantages and disadvantages are conserned.

    Keywords: Information modeling, engineering, building operation, real estate life cycle

  • The principle of coating of welded products with metallized coatings

    The question of improvement of coatings of welded products is considered. The possibility of replacing sandblasting is being studied. The possibility of reducing the cost of welding is considered

    Keywords: construction materials, reduction of construction materials costs

  • Experience of Foundation installation on pre-compacted soil

    The question of the device of the bases on preliminary condensed basis is considered. Measures are proposed to ensure the reliability and durability of the structure, taking into account the experience of construction in the USSR. Measures of increase of efficiency of construction are considered.

    Keywords: organization of construction; economy of construction, soil strengthening, foundations

  • Assessment of the influence of the heterogeneity of the bedding ratio of the soil foundation on the VAT of structural elements of the building (when calculating the final draft)

    This article discusses a comparative analysis of the results of calculations of a building erected on an unevenly deformable base. The authors, taking into account the peculiarities of the engineering-geological conditions of the territory of the city of Volgograd, made a verification assessment of the influence of the heterogeneity of the bedding coefficient of the soil foundation on the VAT of the structural elements of the building when calculating the final draft.

    Keywords: bulk soils, foundations, bases, bed ratio, backfilling, compliance, stiffness diaphragm, stress-strain state

  • Effect of light and climatic factors on the architectural design of buildings in tropical countries (for example, Vietnam)

    The article examines the problems of construction and design of buildings and structures in tropical areas of Vietnam, formulated the principles of their construction. It demonstrates that the comfort principles are correlated with the corresponding composition techniques and methods are implemented in a system architecture approach Urbanized shaping medium using methods lighting calculations that take into account parameters of the light and climate conditions insolation simulation method for building layouts.

    Keywords: construction, design, tropical areas, solar radiation, insolation, sun protection devices, light climate, cloud statistics, structures, architecture, design

  • Floor heating system for residential and industrial premises

    In this article the scheme solution of a heating system by a floor with use of the heat exchanger-supercharger is offered and comparative results of research of a heat transfer coefficient of a surface of heat exchange of the offered system of heating of a floor with traditional are resulted. As a result of the study, the parameters characterizing the operation of the floor heating system were determined. With the established mode of operation of the floor heating system, the heat transfer coefficient of the heat exchange surface is 15% higher than with the traditional one.enterprise.

    Keywords: Underfloor heating, heating, coolant, shock unit, temperature, hydraulic shock, pipeline, air, heat exchanger-blower, pump, leakage

  • Investigation of the possibility of using hydrolytic lignin in the production of wall blocks for low-rise buildings

    The properties and main characteristics of the large-tonnage waste of industry - hydrolytic lignin, as well as the direction of its rational use are considered. The results of an experiment on the effect of the lignin of the Kosivinsk hydrolysis plant on the main properties of the cement-sand composition are presented. It is shown that the addition of hydrolytic lignin in an amount of 15-20% by mass in exchange for the binder will yield a building material with a mark of average density D1900-D2000 and a class of compressive strength B5-B7.5.

    Keywords: hydrolytic lignin, waste, low-rise construction, wall material, secondary raw materials, utilization