The principle of pre-stressed concrete
Prestressed concrete as a building material, to overcome the inability of concrete to resist significant tensile stresses. Design of prestressed concrete and their characteristics. Operation and application of the principle of prestressed concrete.
Подобные документы
The approaches to create smart and enhance its properties while reducing the cost of overall use of the material. Factors that affect the use of self-healing concrete. Application in architectural designs and small-size and medium-sized buildings.
статья, добавлен 27.02.2018The model of concrete structure with porous and dense fillers. Geometric parameters of the filler. The filler inclusion with a constant and a variable width of the contact zone. Concrete polished sections. The geometrical parameters of the initial defect.
статья, добавлен 30.04.2018Definition concrete mixture composition with the additives of zeolitic tuff and superplasticizer was optimized by the method of mathematical planning of experiment. Study the basic methods to improve the strength of concrete at a later age hardening.
статья, добавлен 24.02.2016Investigation of the basic methods of calculating bearing capacity of reinforced concrete strengthened in different ways. The establishment features reception calculation data on the bearing capacity of the reinforced concrete beams designed building.
статья, добавлен 24.02.2016Assessment of the seismic vulnerability of existing reinforced concrete buildings in Japan, design of their seismic reconstruction. Testing of reinforced concrete columns by various loading methods, the occurrence of which is possible during earthquakes.
статья, добавлен 12.09.2021Seismic observation and discussion of the possibility of using the steel reinforced concrete building during a strong earthquake. Monitoring the structural deterioration with age and the structural changes by experiencing various levels of earthquakes.
статья, добавлен 26.09.2021A study of the rheological properties of self-compacting fiber reinforced concrete mixtures with additives of modifiers and microfillers. Investigation of the basic performance characteristics of concrete based on these mixtures has been carried out.
статья, добавлен 24.02.2016The results of an experimental study of compressive behavior of concrete confined by natural fiber reinforced polymer jackets. Natural Fibre-Reinforced Polymer is expected to be alternate jacket material with lower cost and more eco-friendly material.
статья, добавлен 29.09.2021Guidance the calculation of bearing capacity of inclined sections of reinforced concrete elements strengthened with external composite reinforcement using a deformation model DBN.2.6.-98:2009 and engineering methodology presented in SNiP 2.03.01-84.
статья, добавлен 24.02.2016Consideration investigations of cement and sulfur concrete endurance, including concretes reinforced with glass fibre under the action of repeated load and variable humidity. Study of concrete different in structure, form and of a modified binder.
статья, добавлен 24.02.2016Development of heating coating for runways of airfields and highways. Using concrete reinforced with chemical electrically conductive fibers. Definition condensed elasticity characteristics of cluster layers. Calculation of heated construction of shell.
статья, добавлен 02.10.2018Domed cover as relevant and architecturally expressive design. The study of stress-strain state of thin concrete shells-domes. Comparative characteristics of surfaces in similar geometric forms. The definition of more rational forms of the two possible.
статья, добавлен 29.08.2016The finite element method for prediction of crack resistance of concrete structures based on cements different types. Temperature evolution in the concretes from different cements. Crack tip critical stress intensity factor and width of crack opening.
статья, добавлен 03.06.2016- 14. Reviewthe calculation methods ofmonolithic reinforced concrete flat overlapwith the hollow inserts
The methods that were used and can be used to general static calculation of the monolithic concrete slabs, including cavity forming with inserts. Calculation of overlap with tubular inserts. Actual and calculated section slabs with tubular inserts.
статья, добавлен 24.02.2016 - 15. Preliminary studies of dynamic parameters inmultimaterial structureswith the addition of zeolite
Characteristics of study results colocating method dampfmuhlenweg parameters of vibration in the constructions with the addition of zeolite on the example of three models containing a modified binder in which the concrete was replaced with zeolite.
статья, добавлен 24.02.2016 Features of the implementation of the national project "Affordable and Comfortable Housing for Russian Citizens". Construction of multi-storey eco-houses. The advantages of using panels of wood concrete. The development of thermal insulation materials.
статья, добавлен 19.02.2019An extensive experimental program to reinforce ten full-scale reinforced concrete double-span continuous beams in sag and sag zones using carbon fiber laminates and sheets. Analysis of the problem of setting restrictions on the intermediate column.
статья, добавлен 06.11.2022Search for high-quality and cost-effective technologies for road construction. Technology repair and restoration of roads. Measures to prevent wear and strengthen the roadway. Transition to a new type of road concrete - fibrobasalt slag-alkaline concrete.
статья, добавлен 22.02.2019Study of bearing capacity, cracking and deformability of reinforced and unreinforced slabs, made of non-autoclave foam concrete, which was tested on the bursting of the rigid stamp with a load of about 0.6 from the Ncr and limiting restaruant foam.
статья, добавлен 24.02.2016- 20. Image analysis of the deformation behaviors of artificially damaged rc slab under moving wheel load
Testing the strength and durability of a reinforced concrete slab. Assessment of the behavior and deformations of the top and bottom layers. Analysis of the action of the load on the moving wheel of the car. Creation of images before and after loading.
статья, добавлен 05.10.2021 A review of structural models and a comparison of their capabilities in predicting the load-deformation response of a wide range of reinforced concrete elements. Determining the best model based on the coefficient of variation and the mean of the tests.
статья, добавлен 15.04.2024Considered of the practical experience in organizing and maintaining an appropriate level of non-destructive testing of building structures. Presented of the features of different testing methods. Determine the concrete strength in monolithic structure.
статья, добавлен 25.12.2016- 23. The roof
Floor of a building or roof as top design of the building. Flat roofs. Forms of attic roofs. Characteristics of a number of roofing materials used in construction. Types of roof bases, absorbing thermal and mechanical deformation of the base of the roof.
презентация, добавлен 28.03.2015 The current state and problems of designing residential buildings in China, directions of development of a modern residential building. Evaluation of residential design, high-rise building structures. Planning, energy saving, lighting, ventilation.
статья, добавлен 22.09.2021Sampoong department store collapse in Korea. Design and faults. The main reasons of collapse. Persons responsible. Actions taken. Recommendation. Ethical issues. Technical issues. Construction phase. Building maintenance phase. Crisis management issues.
реферат, добавлен 11.02.2017