To improve the durability of the teeth of excavator buckets, used in northern areas, developed preventive surfacing electrodes EHU-2 BCH-6 and H-OMG. In technology provides periodic surfacing work in the operation of the excavator without dismantling the working body. When designing rock at a temperature from - 35 to -45 ° C. durability teeth electrodes deposited EHU-2, 6-BCH and HMG-H, superior wear resistance of the teeth become 110G13L respect ...
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During training, they are developing projects: low-rise apartment building, multi-storey residential building industrial, public buildings (office, sports and recreation, cultural and educational purposes ...). Not excluded projects, traditional engineers. Their development is led by the teachers of chairs metal structures, concrete, wood and plastics.
In addition, while still at university, students participate in professional creati ...
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At the opening ceremony with a welcoming speech to the participants spoke: NG Vasilyev, head of the urban complex of the Ministry of Construction, Architecture and Housing and Communal Services of the Republic of Tatarstan, Rustam Mukhametshin, head of the construction of the same department.
The exhibition featured more than 50 participants from different regions of the Russian Federation, including local businesses and organizations ...
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On diversification in recent years, a lot of work, in which diversification is considered as a way to reduce economic risks, increasing the cost of business, as a way of survival of the business under adverse conditions. However, not considered the other side of the resulting effect of diversification, namely - social effect.
When implementing diversification program recommended to calculate not only the economic impact and effectiven ...
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Thermal effect of light panel from the ventilation systems with heat-insulated screen for outgoing heat fluxes at the air filtration W = 1,4 m3 / h at 18% more than non-insulated panel screen.
At the same geometric characteristics walling and outdoor temperatures, but its flow at different heating air in the layer will be greater, the smaller the flow. On the other hand, the outer enclosure with ventilating devices as the heat exchang ...
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Finally, deeper located 800 meters chloride brines with high gelienasyscheniem [4].
In 1971, it was found that at the base of Moscow is a powerful helium anomaly. In slaughtering well perforated at a depth of 1200-1400 m, the helium content of the gas nitrogen type is 3% (by volume) and the partial pressure of helium exceeds three bars. The total gas content of the brine in the wellhead 300 mL / L, the amount of helium - 40 ml / l. Re ...
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For more than 60 years in the world waterproofing of roofs used EPDM (ethylene-propylene-diene-monomer). Recently the Russian market a new product, certainly noteworthy builders. This polymer roofing membrane production by the Spanish company «Giscosa».
EPDM (ethylene-propylene-diene-monomer), - a synthetic rubber, which is similar in properties to the natural counterpart. He also elastic, durable and resistant to weather changes. The ...
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In recent years, Russia has become increasingly important issues of reliability and safety of new construction. This is primarily concerned with program development areas with complex geological conditions (especially when building the slopes with a developed network of gullies and ravines), industrial construction and unique structures and social sport. Large-scale new construction projects require the use of advanced integrated technologies for ...
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Therefore competently harmonized positions gradually accepted the concept of space-planning decisions accommodation on the floors of a tall building tenants, owners, office tenants and types of infrastructure services industry is the key to improving the quality of life of the inhabitants.
You can also assume that part of living in such buildings can it work in companies and office tenants infrastructure services (as employees of comp ...
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It should be noted that the ongoing EMA contests attract attention construction managers of universities and faculties. Primarily this affects the choice of topical themes for diploma projects and works, many of which are still under implementation have great prospects of implementation. The quality of final design work. Competition - there is competition. Nobody wants to present works deserve a bad score for the jury. During the discussion, ther ...
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Special conditions of use self-propelled machines are characterized by high specific loads and speeds, low temperatures coupled with aggressive corrosion-mechanical influence of the environment and other adverse geological and climatic conditions. For one reason or another self-propelled machines work is accompanied by an intense process of wear, corrosion, fatigue, brittleness, reducing their reliability, durability and efficacy. Warning of the ...
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In 1994, CBC MSSU faculty first announced recruitment to specialty "Building Design" with the qualification engineer and architect. Increased rapidly stream wishing to be trained in this specialty that allowed in 2006 to organize a new composition MSSU faculty of the Institute of Construction and Architecture - Engineering and architectural. And today, more than 500 students are trained full-time in two ways: in "Design of Buildings" (there are a ...
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As can be seen from formulas (6) - (8), soundproofing FDP in a wide frequency range, including low and mid frequencies, controlled weight, sound frequency, the loss factor depends on the size of the fence and its rigidity parameters. Counting insulation can be seen that for the case of internal losses exists some effective loss rate above which does not lead to a noticeable increase in sound insulation due to the contribution of the radiated powe ...
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During the operation of the TV tower for monitoring verticality reinforced concrete trunk and its variations during strong winds, were organized thorough geodetic observations that result established that at the height of 20 m + strain missing (equal to + - 0.00). At the top they make up to 114 mm, and the steel part of the antenna deviates from the vertical axis of 322 mm, which is permissible under the building regulations.
The enti ...
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Heat fluxes were measured using heat meters. Measurements of heat flow and temperature were carried out remotely using a universal digital millivoltmeter on each cycle when the temperature stabilization. The temperatures and heat fluxes are measured on the inner and outer surfaces of the pilot and constructs a distance of 0.1 m from them, as well as inlet channel and vented at its exit. Studies of heat conducted in a climate chamber at first DP = ...
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The most striking example of the importance of addressing the mentioned problems is the Chernobyl disaster. Media reported that the submission of data on the geophysical aspects of the event was declared insolvent IAEA report USSR in 1986 on the causes of the Chernobyl disaster.
Creature of the data is as follows [2]. Accommodation Chernobyl site was made without the tectonic features of the region on the border of the Dnieper-Donets ...
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It is assumed that the Public Chamber will be the left conclusion on bills similar to that of the Government, as well as the left to a presentation by the Public Chamber of the deputies of both chambers of the Federal Assembly.
Another feature of the Public Chamber is to control the activities of the executive power, and not only through the community councils that exist within ministries and agencies, but also the first time throug ...
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To solve this problem, in addition to elemental estimate the regulatory framework for the types of work and regions developed resource and technological models for objects, representatives, in which information is generated physical volumes of work, complexity, mehanoemkosti, material requirements on 1 km of LPO or 1 m3 ( 1 m2) ploshchadochnyj objects, as well as current and projected prices for all types of resources. The specified database will ...
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Possibility of construction of high-rise buildings - is a definite figure for Moscow, which inevitably gives rise to the development of the Russian economy as a whole.
In addition, high-rise buildings are a cost-effective element of the city economy. In cities with high population density energy costs lower, as the length of the thermal and electrical networks less. At the same time significantly reduced transportation time and costs ...
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As part of the All-Russian student competition "Student and scientific and technological progress" for more than fifteen years, competitions graduation projects and works on the construction trades. These competitions are organized teaching union (OME) Higher Education of the Russian Federation in the field of construction. The first few years the contest was held in Rostov State Building University only one specialty - Industrial and civil const ...
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Along with the great achievements in construction in China and there are certain difficulties, including safety during the works. Marked by numerous irregularities in safety on construction sites, which leads to a lot of accidents and emergencies, especially in areas prone to floods, rain and gale-force winds. Thus, according to the State Administration of work safety in China was recorded in 1324 fatalities in construction. Of the 40 million peo ...
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Stalefibrobetona recommended for use in floor structures, which are essential reduction of its own weight, reduction of cracks, waterproofing concrete, increased shock resistance, abrasion resistance, and durability of bursting.
The durability of concrete processing of the surface increases. To do this, the floor surface shall be submitted and overwritten reinforcers. This treatment can be carried out dry, with moisture at the surface ...
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3. In an intermediate frequency range value will be mainly shear vibrations of the aggregate, ie, CuC3. From the data obtained, we can conclude that vibrodempfiruyuschim interlayer shear deformations play a significant role in the formation of elastic wave velocities.
As is known, the velocity of propagation of shear waves is not dependent on the frequency if it is less than the speed of sound in air matches that of the wave does not ...
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Of the basement stairs, guests climb in the elevator lobby, which is not very convenient for visitors.
Reinforced concrete television tower in Vilnius trunk height of 190 m in the lower section has a diameter of 15 m and gradually decreases to the top 7 to 68 pm It was erected in climbing formwork, circular walls and reinforced individual rods-coated steel periodic profile. Reinforced concrete structures high TV tower trunk tarmac wor ...
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However, in modern conditions settling near active faults exacerbates a number of problems relating to their negative impact on the building, which consequently reduces the life safety of people. To this is added the negative anthropogenic impact on the environment, causing induced seismicity, soil degradation, global warming (by 0,8 ° C per 140 years), etc. As a result, the number of natural hazards (typhoons, tornadoes, hurricanes, earthquakes, ...
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Fragment of the outer wall from the ventilation systems with non-insulated screen were light panel on a wooden frame, including mineral wool insulation, the air layer thickness of 50 mm and non-insulated screen on the outside. Joints are insulated with mineral wool inserts a thickness of 0.05 m, a bulk density of 75 kg/m3. Fragments of the internal walls of a thickness of 0.16 m and 0.22 m thick slab adjoined butt.
In the outer layer ...
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Socio-civic initiative in the framework of social control aimed at protecting the public and private interests in the sphere of urban development activities. Public control spot checks both on the basis of complaints of physical and legal persons, and on the basis of the initiative order.
Between government enforcement agencies and civil society organizations formed partnerships. These relationships are governed by bilateral agreement ...
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In the absence of the possibility of the formation of local businesses in the estimates in the detailed work in the proposed nomenclature system provides a database (or the possibility of its extension to a particular user) aggregated physical and cost indicators at 1 km of LPO or 1 m3 (1 m2) building (structure), and calculation algorithms that provide sufficient accuracy in the estimates in the local aggregated nomenclature construction works a ...
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In the last decade we have seen a rapid increase in the growth rate of globalization localities. Tendency to raise living standards, requirements for comfort residence leads to the concentration of population in large cities. And Moscow is a glaring example. Only in the last five years, the population of Moscow increased by 2 million people (8.54 million in 2001 to 10.425 million in 2006)
This naturally leads to the growth of the city ...
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Increased investor interest in the construction of the SEZ regime emphasizes the profitability of investing in facilities "Astana - new city". First of all, this is a special legal regime, ie, tax and customs preferences, construction of facilities for engineering landscaped area at the expense of the budget. On the territory of the free economic zone normally operates 8 customs posts, created a platform for incoming inspection of construction ma ...
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Particular attention is paid to China`s road construction. Fast growing standard of living of the population inevitably leads to an increase in the number of vehicles, which still remain the main vehicle bike and horse-drawn carts. According to the magazine "The Economist" in the "World in Figures" number of cars in China in 2005 amounted to 6.7 units per 1000 population, while in the U.S. the same figure is 481 car. In the next 3 years the numbe ...
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OOO "ZHSR Industrial floors" offers construction of concrete floors for use in industry. Enterprise Ltd. "Industrial floors ZHSR" specializes in the production of concrete floors with subsequent surface treatment in workplaces and public places, facilities, warehousing and logistics, trade and leisure centers. A key part of the company is providing a package of services to companies producing industry. In the first phase "ZHSR Industrial floors" ...
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The magnitude of the velocity of elastic waves are strongly influenced by the shear strains in the intermediate layer.
Analysis of expression of the amplitude fluctuations Wmn panel indicates that its values are different for the individual frequency ranges. Based on the analysis it can be said that the degree of transmission of sound is greatest at high frequencies, reduced - in the middle and lower - for a low. &n ...
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Radio and television tower in Vilnius is designed by specialists of the State union Design Institute (SSDI) of the Ministry of Communications of the USSR, having rich experience in designing similar structures. At the time, repeatedly noted that after the construction of the Ostankino TV tower height of 540 m in Moscow, this tower in Vilnius, built from the usual not-stressed concrete, was the third TV tower height (after the Ostankino and Berlin ...
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In the laboratory, thermal and air conditions in buildings, windows and doors TSNIIEP dwellings conducted complex research designs ventilated enclosures, allowing the return of the outgoing heat through them [1, 2, 3, 5]. The effect is dependent on the presence of the ventilation layer, which is filtered through the outer air entering into the room. It consists in that the outer cold air filter in the air gap, located in the panel shields transmi ...
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Study of the history and various influences of geophysical processes and geo-active zones of the Earth on the surrounding area, including the human community, allowed to hypothesize that the main migration routes of ancient peoples on the continental hemisphere determines the direction of the diagonal transcontinental fault zones [1].
Peoples of Indo-European community mastered lands of northern and central parts of the Eurasian conti ...
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The rules of the new Town Planning Code and no definition of the mechanism of state control of urban development activity as a system consisting of elements of monitoring compliance with:
1) planning legislation;
2) land legislation;
3) legislation for the protection of the environment;
4) legislation for the protection of monuments of history and culture.
Undue restriction of the object ...
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The above, as well as some other benefits of the proposed system achieved through the establishment of more effective compared to other developers, methodologies and mechanisms in the estimates and frameworks, namely [1, 2]:
1. systematic approach to determining the cost of construction, taking into account:
- The type of investment and construction projects;
- Member of the investment process, for which the fo ...
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Necessary to form a new salary structure. If introduce mechanical method, which allows you to increase productivity up to 6 times, have at the same time raise the salary. Accommodations at this not be cheaper. However, with the growth of labor productivity, as a rule, wage increases should lag somewhat behind the output volume. Optimal growth is 20-30%. While reducing the total cost per square meter. Then it will be effective.
In addi ...
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One of the latest "discoveries" SEZ was the construction of a new shopping center area of over 80 thousand square meters. m and a height of 200 m building is supported mast tent, made of heavy-duty and transparent materials. To create a unique project also involved the famous English architect Norman Foster.
Among the objects, admire its architecture, can be called an administrative building of the Supreme Court of the R ...
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Together with the Ministry of Science and Technology developed and published guidelines for designing biopozitivnyh environmentally friendly buildings. In accordance with these rules, the design of buildings is estimated by the point system consisting of 6 parts: saving energy and natural resources, protecting the environment, the quality of the internal environment, the use of recycled materials, handling and use of buildings of national traditi ...
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Application of foam
During the last fifty years, the use of foam in the construction industry has been limited solely to its non-structural applications, such as, for example, filling holes and trenches recovery device insulation and manufacturing units. With improved features and more in-depth knowledge about the behavior of foam concrete may design special purpose.
Prefabricated foam concrete blocks used to build houses, ...
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To provide the acoustic comfort of residential and public buildings must tend to increase isolation of airborne and impact noise. To increase the airborne sound insulation is often necessary to increase the mass of the fence, for impact sound insulation clean "sound bridges" in the construction of fences. These tasks fully meet multilayer vibrodempfirovannye fencing, consisting of hard outer sheets (for example, metal, drywall, glass) and interna ...
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Vilnius radio and television tower - easy to view high-rise building - rushed into the sky like an arrow in a residential area of the city buildings, on the right bank of the Neris River. Authors of the project paid special attention to the development of high-rise architecture and designs with rigging Review lookout located at around 165 + m above the ground. There is a bar-restaurant called "Milky Way" and other technical faciliti ...
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For the five-factor model of mathematical regression equation coefficients are defined by [6].
Discarding insignificant coefficients after checking by Student t-test at the 5 percent level of reliability (Tm = 2.02), we finally write the output parameter in the form of the regression equation:
yti = 0,166 - 0,028 X1 - 0,055 X2 + 0,093 X3 + 0,028 X4 + 0,034 X5 - 0,013 X1X3 - 0,008 X1X5 - 0,021 X1X2 - 0,013 X2X5 ...
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International Association funds housing and mortgage lending (MAIF) shared a mortgage on commercial and social. First designed for wealthy people who pay 18% per annum is not a burden, second respectively for those who can not afford and much lower rate.
To mortgages in Russia successfully developed, it is necessary that the two of its kind operated in parallel, complementing each other - the first vice-president MAIF VS Kazeikin. - B ...
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From 2001 to 2004 the amount of fines for administrative violations in the field of construction in the Russian Federation increased from 60 to 115 million rubles. While the number of protocols on administrative offenses increased from 13 to 34 million, a ruling on administrative offenses from 10 to 32 thousand.
To a large extent it is connected with a sharp decline in industrial and technological discipline, responsibility and qualif ...
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Experience innovation in OAO "Gazprom" indicates that the program of measures and actions to ensure effective information system pricing any investment and construction company should include [1, 2]:
- Organizational activities related to the preparation of members of staff activities, the formation of a coherent organizational structure of users and system developers. The first step is the establishment of the parent company speciali ...
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The exhibition «MosBuild» in Expocentre held a round table on "The use of dry mixtures mechanized way in the production and finishing works in mass construction." Event was organized by the newspaper "Dry Construction + dry mixes" with the support of the Moscow State University of Civil Engineering and a group of magazines, combined construction theme. General sponsor of the event - an industry group "Knauf".
Currently, 95% of Russian ...
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Overall architectural composition of the city, the idea of the development of Astana was formed over ten years ago. The basis of the architectural concept of building lay thought of President Nursultan Nazarbayev of the Republic, that by virtue of its geographical position, Astana is to become one of the centers of Eurasia, but because in her appearance should organically combine Asian and European features.
Astana today ...
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China`s construction industry, which accounts for 6.9% of GDP, continues to evolve rapidly. The number of registered construction firms at the end of 2003 was 48,688 with a total number of people employed in the construction of 45 million people with a total annual revenue of $ 278 billion (an increase of 24.6% compared with the previous year). About 500 leaders of the Chinese construction industry had total annual revenues of $ 76.8 billion or 2 ...
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As is the case with conventional concrete, substantial impact on air shrinkage foam has water-cement ratio. Nevertheless, a relatively high foam shrinkage deformation means that designers and manufacturers of aerated products should adjust process in order to avoid formation of shrinkage cracks.
Long-term deformation (or creep) increases with a decrease in foam density [2]. At relatively high densities of specific creep (deformation / ...
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Currently, for the production of expanded clay gravel furnaces use two varieties - single drum and double drum.
Double Drum ovens consist of separate reels, of which the smaller diameter is used for drying and heating of pellets of large diameter and short - for their firing. Preparation drum and thermal baking drum installed on the same axis (the first to the second part more) or separated Overflow chamber. Each of the drums is drive ...
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What prevents us from
The main objective of housing policy - the transition to sustainable functioning and development of the housing sector, affordable housing for the citizens a safe and comfortable environment. From the perspective of increasing by 2010 the volume of housing construction in 2 times, it is necessary to provide an annual growth rate of construction and reconstruction of housing at least twice, bringing its structure ...
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An analysis of the dependence of the flow of material from the angle of a wall openings and ethmoid plate thickness h is established that the minimum flow coefficient Kv is 0,33-0,47 material at angles of inclination of the side walls of the holes equal to 25-36 ° and the slab thickness equal 0.12-0.16 m openings for a rectangular shape.
Holes in the ethmoid plate, made in the form of circular and elliptical shapes are not places of s ...
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Experts predict that in Russia the total demand for housing will be 150 million square feet. m per year. Thus, twenty years later, the housing problem in the country is resolved.
Separate issue - the price. They will not fall until until the whole complex of measures designed to break the existing order of things on the housing market. GV Boos believes that it will take two years. If everything goes as planned, by the end of 2006, pri ...
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Article 42 of the Russian Constitution defines the lefts of every citizen to a healthy environment and reliable information about its condition. This also applies to the natural environment, and the environment as a result of an artificially created human construction activities. Urban development - to state control - is a potentially hazardous activity, as violations of the mandatory requirements may occur serious irreversible consequences, aff ...
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It is known that one of the key objectives of improving the methodology in the estimates is to increase their accuracy and continuity at all stages of the investment process. In this regard, first, there is a necessity of processing huge amounts of budget and other information on real objects and objects of peers, which is inconceivable without the use of efficient information technologies. Second, the implementation of international standards in ...
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Standalone use software package consists of two subsystems: AVTOPROEKT-Technology and AVTOPROEKT-Specifications. Subsystem
AVTOPROEKT-technology provides automated design process of assembly, heat treatment, stamping production, casting, etc., or technical processes, including the operation of different facilities, the calculation of welding and cutting machining, calculation standards of time to perform operations, the formation of t ...
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At the plenary session of the conference "Creativity young XXI Century: Realities and Perspectives" with presentations by the head of VVC MH Musayev, chairman of the Education and Science of the Russian State Duma NI Bulaev Rector MGSU VI Telichenko Academician SP Kapitsa, etc.
The next two days were held breakout sessions, which were undergraduate and graduate students. Four of the five sections organized MGSU concerned building subj ...
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The most promising direction can be considered to increase the strength of masonry with maximum use of opportunities strength brick and mortar. First of all it is necessary to determine the possible causes of the destruction of masonry and to reduce their impact. The main causes of the destruction of brick and mortar as follows:
- The destruction of stone or mortar at
compression;
- The lack of robustness of th ...
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Compressive strength of concrete used in the structural elements, usually in the range of 30-40 MPa, and the above results clearly show the possibility of reducing its own weight structures and 50% without any reduction in the compressive strength.
Cost is a major issue in the development of any infrastructure, therefore reducing the cost of construction materials used in large volumes and waste by-products.
Previous studi ...
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The basis of the success of UIC - its modern technical equipment and high professionalism of teachers. Particularly noteworthy method of teaching in which the student step by step not only acquires theoretical knowledge but also practical skills to work with the equipment on special stands, simulators. Training in UIC engaged teachers with practical experience in production activities and constantly involved in the work on the construction, commi ...
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JSC Khabarovsk plant "Fiberglass" - the largest producer of heat insulation of building materials in the Russian Far East and Siberia. With the introduction in 2001 of new requirements for thermal insulation of building structures, plant for three years conducted a reconstruction of the existing line for the production of wired mats in order to establish a new production building insulation material - semi-rigid boards with a wide range of densit ...
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Other components of the composite plate - asphalt and soil fortified astringent separated in the bulk composition are discontinuous inclusions, with the distinctive features of the matrix material thermo-physical and physical-mechanical properties. The characteristic dimensions of the matrix composite plate believe much more characteristic dimensions of continuous inclusions.
To calculate the size of the holes in terms of the ethmoid ...
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Digital encryption events and works in the computer allows you to store information about the material and technical resources, the duration and cost of the work, which provides operational control and adjust the progress of reconstruction works. Calculation of network switching times by a known method of calculating network schedules at any stage of construction defines all data on the network works similar to the data that is obtained by calcul ...
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A very similar situation with the housing and communal services. Anyway, the owners have to pay 100% of these services. Meanwhile, according to the federal standard for housing and utilities family should spend no more than 22% of their income. If costs are higher, they are compensated from the budget. However, any municipality has the left to lower the bar. But here can you? In Russia, many subsidized regions where assistance needs 80-90% of th ...
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PILOT: PLM delivers high performance and stable operation with three-dimensional models and drawings COMPASS systems, Unigrafics, SolidWorks, SolidEdge, Inventor, AutoCAD. Sync with both the composition of the assembly units, and attributive information. Within a single interface is provided as consideration of design and technological, and organizational and administrative documentation, and supports geographically distributed storage mode docum ...
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Due to the fact that highly densified developments in the construction of multi-storey buildings in cramped conditions, greenbelts have substantially increased human pressure due to increased number of tenants - consumers of oxygen, so it is natural to expect environmental degradation. Landscaping except microenvironment function recovery, creates a special microclimate that attracts birds, promotes biological comfort.
It is important ...
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In total, the Scientific Committee of 71 people entered. Led the work of the Scientific Committee Igor B. Fedorov - Corresponding Member of the Russian Academy of Sciences, Dr. Sci. , Professor, Rector of the Moscow State Technical University. NE Bauman, chairman of the Council of Rectors of Moscow and Moscow region, President of the Association of Moscow universities.
An extensive program of events included: a competitive selection o ...
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Modern high-tech building materials economically and aesthetically attractive, highly effective, but have rather limited use. Steel and heavy concrete are durable and resistant to cracking, but are unsuitable for enclosing and protecting structures and coatings. Thermal insulation and protective materials are not durable enough and strong and can not be used for the manufacture of load-bearing structures. Structural heat-insulating material, desp ...
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Despite the fact that for many years used when terminating foam voids, insulation, restoration of trenches and for the manufacture of building blocks, it is still perceived as fragile and short-lived material. However, it may have a relatively high density, strength and durability and used as a structural material.
Penobetonu could be defined as a cement material containing at least 20% of foam plastic involved in the mortar mix. Desp ...
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One of the most pressing economic problems of modern Russia - the lack of qualified professionals for the modern industrial production. We are talking about technical specialists: engineers, technicians and workers. Even those companies that have managed to retain a period of adjustment its technological potential, forced to abandon serious orders, as many in-house staff for downtime retired and new available elsewhere - young workers and technic ...
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In the olden days it was decided triumphantly report the success of our industry to the Day of the builder, while glossing over its mistakes and problems. And today we have successes, but there are considerable difficulties. But if we "forget" about them today to tell the truth, then tomorrow progress in this important matter for the state - providing housing for Russian citizens - just stop.
Facts and Figures ...
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Currently in our country there are more than 120 options of prefabricated slabs covering pavements and bases developed by organizations such as Mosinzhproekt, Hadi, RADA, SibADI, State Building Research Institute and others [1, 2]. In some designs of prefabricated slabs covering work surfaces and bases have different shape.
Wide variety of designs for precast slabs coatings and bases allow them to be classified [2] on the following cr ...
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Uniformity or similarity of the type of dwelling houses first mass, the principles of quarterly development, the same age and, therefore, similar types of work on reconstruction create ideal conditions for the use of effective, but somewhat forgotten in-line construction methods in the mass reconstruction of residential houses of the first industrial series .
Commissioned by the Belgorod Regional Administration of the Russian Academy ...
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As noted by one of the developers of the Housing Code, the chairman of the State Duma Committee on Civil, Criminal, Arbitration and Procedural Law PV Krasheninnikov, the new code is designed to "bring order and fairness in the housing sector." Parliamentarian emphasizes that the old legislation declared the free housing, not adjusting with issues related to the use of residential premises for various reasons. Now the question will be settled as a ...
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Modern manufacturers market dictates strict conditions: steadily increasing demands on product quality, reduce its cost, reduced manufacturing terms. Personalisation orders causes frequent change of the product range, for operational management owners and managers must possess full information about the activities of each business unit.
Of course, the company is able to operate effectively only when the maximum reduced time and cost o ...
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Urbanism in Moscow makes another call habitat typing in Rank High achieving "the construction of tall buildings in cramped conditions" in the old building with its overcrowded and further deterioration of the environmental situation.
Along with the problem solved difficulties in the construction of these conditions are generated and new challenges for security and the evacuation of people from high-rise building on a "mini-Yard" area ...
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Great success and graduate students of the Moscow State University of Civil Engineering completed National Exhibition of Scientific and Technical Creativity of Youth STCY.
For 4 days in the pavilion ¹ 57 VVC demonstrated their development young (aged 12 to 27 years old) talents in various fields of science and technology: mathematics and computer science; medicine and biology, ecology and earth science, astronomy and space; technosphe ...
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Glass in your home can look very impressive and it can achieve on its own, without resorting to the services of professionals. Let glass covers in your home (windows, doors, mirrors, showers, etc.) look fantastic. This can be achieved using a special protective coating for glass.
Here`s what you should know.
The latest technology in the field of protection of glass coatings that save money are highly eco-friendly and also ...
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This approach allows, firstly, differentiated approach to town planning education-specific specializations and profiling. Second, objectively balance work programs and plans of disciplines and courses. Third, to provide a high level of professional programs, manuals and textbooks, as established order in the organization of educational and methodical work. Fourthly, focused and in the right amount to adjust curricula, programs, since it is possib ...
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In the overall structure of concrete and concrete application of precast concrete in Russia dominates. This is explained primarily by climatic conditions in Russia, the desire to move the process of making designs in enclosed spaces. Characteristically, in the Scandinavian countries with cold climates (Sweden, Finland, Norway) precast concrete volume with respect to a monolithic also dominates. But even in hot countries and countries with tempera ...
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Environmental protection, including the protection from pollution of air and water pollution of the planet, soils, sustainable use of natural resources, recycling industrial waste and reclamation - one of the most pressing global issues of our time.
Basis for the development of human society and meet the ever increasing needs of humanity, including housing, is a scientific and technical progress. This involves the development and impl ...
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Important place in the development of the building complex of the city have always occupied building schools. Training and retraining of engineers and scientists, university science, research and production activities and other activities of universities are closely associated with urban issues. Currently training builders in various construction trades conducted more than a dozen universities, including such as the Moscow State Construction Univ ...
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For many decades, urban development in our country reflects the socio-economic processes inherent in the administrative-command system of management, and are usually carried out extensive methods. With this approach to urban planning education was strongly influenced by "extensive" teaching methods directed for decades to minor changes of curricula. In the new social and economic conditions of urban education should reflect the dynamically changi ...
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The effect on the development of world civilization invention of reinforced concrete can be safely placed on a par with the discovery of electricity, or the advent of aviation. Its annual production around the globe more than 2 billion m3. No other product of industrial activity is not manufactured in such volumes.
"I am deeply convinced of the unlimited possibilities of concrete" - wrote one of the greatest architects of the twentiet ...
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Institute "Kurortproekt" designed spa facilities throughout the former Soviet Union, mainly in areas with complex geological conditions, high seismic and very often distant from the developed database construction industry.
For projects "Kurortproekt" in the 80s built a number of spa facilities in the "cellular" structure:
• Sanatorium "Mikrobioproma" in Yalta. 80% holds bearing structures. In 1987, construction stopped.&n ...
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The basis of production gipsobazaltovyh products contained the same basic decisions that are taken in the underlying technology. This means that part of the production line and introduced strict limits nodes associated with the preparation and administration of basalt semis. Formoosnastka somewhat modified, but not structurally, and in part related to possible changes in the configuration stroyizdely.
Thus, the technology fits into gi ...
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Protective structure KALMATRON ® and its modifications are a system of protection of capillary-porous materials of buildings and structures of permeability, climatic and anthropogenic forms of corrosion.
Composition KALMATRON ® can be used to protect not only new construction or buildings, but also for objects lost their performance.
Unlike similar diversion and protective compounds PENETRON SIKA, KALMATRON ® is a fairly s ...
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GRC (GRC) - is a composite material consisting of cement-sand matrix reinforced segments (fiber) alkali-resistant fiberglass. The final properties SOF depend on a number of parameters, such as the method of manufacturing the composition of the mixture, the type of fibers used, the length and orientation of the fibers in the mixture used additives, etc. Thus, the manufacturer has the discretion to set the desired characteristics of the material in ...
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Gipsobazaltovyh technology products based on two basic technologies: production of products for gypsum cement-pozzolanic binders (GTSPV) and plaster (for interior with normal humidity) on the one hand, and the production of discrete and continuous basalt fiber, on the other hand. Technical basis for the association became their property, providing technological and operational compatibility - good grip and GTSL solution of gypsum binder with basa ...
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When the superstructure attics should prefer solutions providing (with specific conditions), the maximum increase in the area, as it reduces the unit cost per unit of additional space.
If you want to increase the height of the existing building and its design solutions not designed to take the additional loads appropriate to apply Non load add-ins (including attic) dimensions exceeding the dimensions of the existing building, with a d ...
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Prevailing economic conditions in the country determine a new approach to the choice of efficient building materials for housing.
Introduction to the country of more stringent energy-efficient building codes makes many traditional materials for walling technically and economically unacceptable.
The most promising in this situation cellular concrete, the effectiveness of which Walling convincingly proved. It is non-flammabl ...
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Preparation of ultra-light expanded clay opens a new page in the development of high-quality production keramzite inevitable evolution of methods and areas of use. To assess these factors, we consider the change in strength and thermal conductivity of the pellets.
Strength. According to numerous studies, the increase in strength of expanded clay granules occurs when the thermal hardening in cooling mode and entering reinforcing additi ...
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Institute "Kurortproekt" designed spa facilities throughout the former Soviet Union, mainly in areas with complex geological conditions, high seismic and very often distant from the developed database construction industry. These circumstances require creating a team with high skills, based on new and original design solutions for close contact with leading research forces in the country.
In the sanatorium building regularly arises th ...
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In the development of academic approaches to retrofitting first mass and neighborhoods (see number 1, 1999)-AB AIIST RAASN developed a concept model and technical solutions for self-supporting reconstruction of dwellings without relocation of tenants, the essence of which consists in the superstructure with attics simultaneous modernization of engineering systems, insulation of facades and window fillings, installation of elevators (where necessa ...
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Consider for example the mini-mill small capacity that best fits the needs of small businesses. This mini-factory is a set of equipment located in a particular process sequence and sufficient to produce 100 square meters of paving tiles per shift. The kit does not include the additional automation of indoor traffic flows. Therefore, to work on it you will need to draw 4-5 working. Application of additional automation tools can reduce 2 jobs, but ...
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During operation dymososov installed in gas exhaust ducts boilers for gas treatment devices in the form of low-pressure Venturi tubes with high efficiency cleaning on the blades and disk impellers appear deposits consisting of untrapped particles of ash fines, unburned fuel and hardness. Skid flowing part dymososov solids causes a decrease in the cross sections of channels and distortion blade profiles, which reduces the efficiency of the exhaust ...
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Existing techniques aerodynamic calculation is based on the selection of duct diameters on their recommended speed range which is generally determined by technical and economic requirements and depends on the purpose of the ventilation system. Availability ranges recommended speeds determines the calculated ambiguity of options corresponding to different values of air velocity in the areas and regions respectively differing diameter ...
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Organize profitable production - not an easy task. Suppose that you are not afraid of these difficulties, and you choose to make money on the production of paving slabs. What you need in this case to consider what equipment is advisable to buy, where and how to place it, how to organize the work of the team, to get the most profit? Here are a few highlights that are important for the production of paving slabs on the newly established small enter ...
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1. Composition
Technology in design and construction of buildings in unusual situations intended for construction of buildings over extended transport and other recesses, channels, water lines, etc., and should ensure the establishment of extended structures, including multi-story lines, poles, which are separated by long distances. It includes the following main areas:
• Creation substuktsy with large span between support ...
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1. Composition
Formation technology urban formations developed in the following directions:
• monitoring the progress of the control system, "General scheme of settlement of the Russian Federation" with the operational introduction of the results of scientific support for the necessary adjustments;
• development of a "General Scheme" development programs of regional settlement systems, primarily for the crisis ...
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1. Composition
Formation technology urban formations developed in the following directions:
• monitoring the progress of the control system, "General scheme of settlement of the Russian Federation" with the operational introduction of the results of scientific support for the necessary adjustments;
• development of a "General Scheme" development programs of regional settlement systems, primarily for the crisis ...
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The most important goal of economic development is to ensure continuous growth of quality of life, and it, in turn, depends entirely on the technological independence of our country, to ensure the competitiveness of domestic products and support local developers and manufacturers.
Complex prospective development of Moscow with his scientific and engineering potential has and will contribute to achieving this goal.
It shoul ...
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Information and knowledge contained in it, and not the energy was the main factor determining the sustainable socio-economic development and welfare of the population.
The intensive use of information technology in various spheres of life has significantly changed the idea of the place and the role of media in modern society. Manifests itself more clearly the new economic category - national information resources that ar ...
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Increasing investment in Russia, and in particular the significant growth of domestic and foreign investment in the investment projects of the Russian regions and enterprises related to the solution of some problems, the priorities of which are:
1. Creating the necessary conditions for priority investments in investment projects and modern technology in order to effect and guarantees from investing in investment projects ...
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1. Composition
Critical technologies in the water sector include the following areas:
• A system of monitoring of the systems and water supply and sanitation;
• providing the population and production of quality water in the required quantity and mode (implementation program "Providing drinking water to the population of Russia" and the federal program for reforming housing and communal services);
• ...
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1. Composition
Creating materials and products for a new generation of buildings and structural design technology include the following main areas:
• Development of a new generation of highly efficient and competitive building materials and products, including polymeric materials and composites for construction;
• use of recycled and non-traditional feedstocks for the production of building materials; &nbs ...
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1. Composition
Technology of housing and communal life support cities includes the following main areas:
• Develop legislative and regulatory base housing and communal reform;
• ecological urban renewal;
• ensuring sanitary and technological reliability of wastewater treatment plants and drinking water quality, water use optimization;
• treatment and disposal of sewage, industrial, house ...
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1. Composition
Information System geoenvironmental, geotechnical and geological environment of the city - IP HPP - is the basis of Investment building complex.
IP HPP city integrates information obtained as a result of exploration, scientific research and monitoring, as well as existing and currently developed specialized databases geodesic, geographical, geological (including geomorphological, hydrogeological, etc.) hydro ...
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1. Composition
Building technologies to ensure public safety, areas and construction sites with hazardous natural and man-made impacts include the following main areas:
• formation of stable to natural and man-made situations of natural and man-made systems (NTS);
• protection of buildings and structures from the disastrous effects of earthquakes, permafrost degradation, subsidence grounds groundwater flooding ...
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1. Composition
Technology economically and technologically safe recycling include the following main areas:
• reconstruction and construction of landfills and sites for storage and domestic and industrial waste;
• recycling, reuse and recycling of products processing and recycling;
• restoration and rehabilitation of technologically contaminated territories, including vibrozasorenie, radioactive and ...
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1. Composition
Technology economically and technologically safe recycling include the following main areas:
• reconstruction and construction of landfills and sites for storage and domestic and industrial waste;
• recycling, reuse and recycling of products processing and recycling;
• restoration and rehabilitation of technologically contaminated territories, including vibrozasorenie, radioactive and ...
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1. Composition
Technology retrofitting first mass series include the following main areas:
• Reconstruction and modernization of housing, buildings for production purposes, as well as systems engineering;
• brownfield existing neighborhoods and districts;
• insulation walling;
• effective systems for seismic protection of buildings and structures to reflect changes in seismic zoning maps ...
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1. Composition
Technology, materials, design and engineering systems in the construction of residential buildings, including low-rise, with a given level of comfort, economy and environmental safety include the following main areas:
• Develop a comfortable and environmentally friendly architectural, structural and technological and engineering solutions for the construction of residential buildings, including low-rise, ava ...
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1. Composition
Technology development typology of buildings and structures and systems architectural standards based on it includes the following components:
• study of the socio-functional requirements in the objects created by the construction of, and requirements for the use of these objects to determine the optimal spaces, their parameters and environmental qualities necessary for ongoing elementary functions; &nb ...
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Health - is a jewel, and, moreover, the only one for which indeed is not only to invest time, effort, work and any benefits, but also a particle sacrifice of life itself, because life without it becoming unbearable and humiliating.
Montaigne
1. Introduction
On the border of the XX and XXI centuries, people looking for new opportunities health management and creative activity, which would allow him ...
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In the exhibition center of the State Enterprise "Moscow Center for the introduction of science and technology" Moscow "was formum - second Moscow exhibition" Country and Fatherland Defenders - items and dual-use technology ", during which they held:
"Round Table" "Army and Society: Issues of cooperation in the maintenance of the authority of the Armed Forces and the prestige of military service."
Scientific workshops:&nbs ...
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The Russian scientific information venue for architecture and construction "RosStroyExpo" (Moscow) was an exhibition-fair "Construction materials". The exhibition was opened BARINOVA LS, who congratulated the participants and guests and in his speech said that the exhibition has become traditional and puts noble purpose - to support domestic organizations, enterprises and firms in the competitive production of building materials on the basis of a ...
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Nevertheless, increased cavitation effects is possible by creating elegant mechanically and thermodynamically highly efficient device that provides a sufficient temperature rise in the liquid. This would create the necessary prerequisites for the development of engineering-design system for the autonomous production of heat and hot water in residential and public areas; systems using devices which are a characteristic feature of the rotating part ...
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Shows that the energy source (air) supplied from ressivera 19 in manifold 26 and then be immersed in the heat exchanger 17, where the energy carrier is heated via the wall of the reactor 2 to the silicate melt. Then, the energy source, acquiring the necessary thermal power haraktristiki, the heat exchanger into the upper gas manifold assembly 5. In the latter acquires the necessary energy source parameters of pressure and temperature. 5 of collec ...
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Research results in the systems MgO-SiO2, MgO-FeO-SiO2, MgO-CaO-SiO3 in the presence of aluminum silicates with an admixture of iron oxides and other compounds allowed us to develop two-component blends for the production of low-temperature synthesis of pyrogenic when building ceramics complex enstatite-mullite, mullite-cordierite composition. To Fazoobrazovanie detected by X-ray, petrographic analyzes and other baked crock include: monticellite ...
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In recent years, a variety of technical solutions of heat generators for heating systems that use the phenomenon of abnormal heat when exposed to liquid, initiating cavitation. Pioneer in this field is an American researcher James Griggs, who built in 1989 his first sonar unit, protected by U.S. Patent ¹ 5.188.099. He is the founder and head of the firm Hydro Dynamics Inc., To date, has achieved significant commercial success. Simila ...
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Generating energy from silicates humanity carried out many centuries ago by a spark from a stone carving. In the future, humanity has passed to hydrocarbon energy. Initially, to burning straw, then wood, coal, oil and its derivatives, and finally transferred to the nuclear industry by splitting uranium compounds found in the Earth`s crust. In this case, going from hydrocarbon energy to nuclear, mankind has made a big leap, bypassing ...
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Construction industry and its base - building materials consume huge amounts of minerals of different composition and properties. The free oksidf magnesium raw material for the manufacture of materials (cement, concrete, etc.) is strictly rationed guests and is 2-5%. This severely limits the possibilities for raw construction materials. Studies have shown that one of the most promising feedstocks for the production of building materials can be ig ...
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The second way - the creation of polytropic materials, ie another, more ambitious level of consideration of the total composition. They are composed of layers and can be "dialed" separately or simultaneously. While addressing, since material can be obtained, for example, two-layer, each layer of which - heavy concrete and lightweight - will unite
dispersion medium in the form of hardening cement and featuring only a placeholder - soli ...
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Nature has always been generous to a man, and he could spend her wealth without hesitation.
However, the stock of natural resources on earth is not unlimited, so it`s time to learn how to spend them carefully.
After the energy crisis of the 70s Europe learned to conserve energy. For Russia, where blizzards, wind, rain - the usual weather, the problem of rational use of energy resources is particularly acute.
No ...
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His work with clients firm builds in the following order:
- Performs thermal calculations and selection of building type and thickness of insulation, appropriate SHiPu;
- Performs the calculation of the necessary materials for insulation and building facades, design projects future facades;
- Participates in the binding sites for project development;
- Supplies all materials on or ...
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The paper discusses the chemical and physical principles of obtaining materials of different range of properties, which we believe will be in demand in the third millennium (1, 2). The first principle - environmental security - includes two concepts: cleaning the biosphere and ecological purity of the material, such as decorative. Statements FM Dostoevsky that beauty will save the world, in this case literally - man-made obstructions lithosphere ...
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Firm "ASI engineering" (MSL License Mosstroylitsenzii number 037011), one of the divisions of the corporation "Nechernozemagropromstroy", since 1995 the first in Russia to start working actively to implement the construction of the outer insulation of buildings.
After careful study of foreign experience in this matter (the system were studied exterior insulation in Greece, Italy, Sweden, Finland, Belg ...
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For structures and massive middle massiveness expands the use of pre elektrorazogreva concrete mixtures. Improved installation elektrorazogreva concrete "pipe in pipe" constructive solution which is made in St. Petersburg LM Kolchedantsevym and Vladimir A. Arbenevym, minimize power consumption, make the process elektrorazogreva easier and more convenient. It should be noted that in constructions of concrete concreted prehea ...
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Polybutene [-CH2-CH (C2H5) -] - polypropylene similar to the properties of the brand "Random", but unlike a more flexible. It is promising for device system "warm floor".
Polyvinylidene fluoride (PVDF) has been applied for the manufacture of pipes for more than 15 years ago. This polymer has a high chemical resistance. Operational temperature range from PVDF pipes is very wide - from -40 to +140 ° C (140 ° C and when permit ...
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XX-th century contributed enormously to the development of concrete construction technology through intensification and its hardening. Developed the theoretical basis of hardening concrete, concrete works in the cold, a variety of methods to accelerate the curing of concrete in factories and construction sites, new and effective types of cements and concretes, chemical additives for concrete and more. This allowed the construction of ...
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Of particular interest is Penoizol the repair of old buildings and structures with its pouring into the inner cavity walls - because it is not necessary to destroy the brickwork or removing wood paneling. In addition, due to the low density of the material on the additional load bearing structures dilapidated old buildings is extremely small.
In designs filled penoizol (even if there are cracks in the outer wall), the penetration of m ...
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Resolution of the State Construction Committee of 11.08.95 ¹ 18-81, the requirements for the thermal resistance of external walls increased from d / g = 1 to 3. Gravels with industry to achieve the amount of product (gsr. = 450 kg / m) with the task failed. The main consumer of its products - panel construction - was dropped. Industry virtually stopped.
At the same time, the analysis shows the results of numerous studies ...
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As difficult as builders now, many firms successfully overcome the crisis zone. Necessary to reduce administrative and estimated costs, intensify marketing activities, more demanding select suppliers and partners. It is difficult and customers. Their mission - to properly use those little tools that can be allocated for the construction and repair. Each customer has to decide for themselves the question whom to entrust the construction, repair or ...
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Among the large variety of known types of building materials play a special role insulating materials and products as they affect virtually all aspects of building production - its quality , cost, and also to further the costs of operation of buildings and structures . Analysis conducted JSC " Teploproekt " showed that only need housing construction sector in effective insulation in 2010 should reach 25-30 milli ...
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Appearance of the building is formed as a result of the visual perception of form, color and material , which is made from its facade .
For the facades of buildings Swedish construction company " AB Gasell Profile " offers cluster system , material for which are high-quality galvanized steel with polymer coating , smooth lacquered aluminum or stainless steel.
The entire production process for the manufacture of c ...
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SET electroheaters DIESEL
Drivers aware of the difficulties encountered when running the diesel engine at low temperatures , as there is a loss of paraffin crystals contained in the fuel , and the clogging of the filter element and fuel standpipe in the tank. This leads to complications when starting , loss of power , excessive fuel consumption and the engine stops . The problem solved by the installation kit diesel fuel heaters , the heating el ...
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Popularity rating cellular polycarbonate on the Russian market of building materials today is very high and tends to further growth. Appearing with us only a few years ago , it still causes more joyful surprise ordinary townspeople (clear, light scattering , light, heat insulation , durable and incredibly beautiful! ) . They " open it for themselves," and understandably seek and find for this material to good use (mostly it is realized ...
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I must say that festivals "Architecture " gained significant international influence . The high professional level of works by winners festivals evidenced by the fact that many of them to report regularly honored CAP Russian Federation National Awards .
Festivals were given plenty of material for reflection on the state of Russian architecture of the emerging ways of its further development.
Architecture as art n ...
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Specific factors of the use of vehicles on the roads of our country should include weather conditions with low ambient temperature. Under these conditions, loss occurs diesel wax crystals contained in the fuel, fuel filters that clog , resulting in difficulty in starting and operating the engine .
There are well-known means to eliminate this phenomenon :
- The use of winter and arctic fuel grad ...
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Environmental issues , especially in a city like Moscow, acquired particular importance . Factories for the production of building materials , products and structures included in a single building complex located in the city, not yet fully meet the requirements of environmental safety . The reasons are many . This outdated technology , imperfect process equipment , large amounts of waste and lack of environmental awareness of professionals and wo ...
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In St. Petersburg, held an international scientific conference "Modern technologies of dry mixes in construction ."
The organizers of this conference set a goal : to provide an opportunity to scientists , educators, professionals construction enterprises and construction companies become familiar with modern technologies of production of dry building mixes , as well as share their experiences and research result ...
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In Munich at the new fair complex international exhibitions "BAU". Following the exhibition was a statistical study, which compares "BAU" with the previous exhibition "BAU". Below we publish the results of this study , as well as some ideas of the author.
• About 200,000 visitors from 86 countries - a figure indicates a new phase of the Market ;
• proport ...
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It is no secret that the work of the builder not only honorable , but also heavy. Despite the huge amount used in modern construction innovation , abundance of construction machinery , tools , jigs and tools designed to ease the burden borne by the man`s shoulders , heavy physical labor still remains the stuff of modern architects . Therefore , often , great physical exertion adversely affect the health of construction workers . Maintain and rest ...
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