At the beginning of the 19th century balconies usually arranged in a mansion on the second floor. Most often, they were made of wooden structures with their own vertical supports. In the second half of the 19th century the use of cast-iron and steel struts rail rolling. Balcony plates are in the form of brick svodikov on rails. In tenement houses balconies began to carry out the scheme on the console (embedded in the masonry exterior walls), departure balconies declined.
At the beginning of the 20th century in the construction of a new material - concrete. Supporting structures balconies as steel beams cantilevered embedded in the masonry. Filling the balcony slabs of concrete performed (rubble mixed with concrete, rebar steel rod in the form of a knitted mesh).
In the mid-60 ÷ early 70s. 20th century 5-storey buildings with brick walls were used precast concrete balcony slabs, cantilever embedded in the masonry (250 mm).

Keywords: construction, structural systems, walls, balconies, beams, sealing, coving, method

The article deals with the question of the influence of monocentric spatial organization on the development of the city of Rostov -on-Don , and as determined by the solutions to the problems connected with it . The relevance lies in the fact that describes the current status of the spatial organization of Rostov-on - Don in the context of the global trend of de-urbanization . The concept of environmental focus in determining the spatial organization of the urban environment. The main idea of which - to ensure the harmonious coexistence of the city and the environment, humans and nature , and the main problems of the current situation of urban structure of the city Rostov- on-Don. The important is to identify solutions to problems related to the monocentric organization of the city, as a first step - the creation of a suburban low-rise building with a separate infrastructure

Keywords: Spatial organization, the development of the urban structure, Seachange, polycentric

To create in Rostov-on-Don, ecologically effective, technologically advanced and durable green plantings to solve the problem: 1. Create a variety of trees for landscaping cities and towns; 2. Determine the principles of green plantings, ensuring their maximum environmental efficiency. In the steppe zone of Russia should use the structure of the park, with a high proportion of dense plantings (400 trees per hectare) of long-lived trees of the first magnitude.

Keywords: green building, greening cities, assortment of trees, ecologically effective green plantings, the steppe zone

The article is devoted to a brief presentation style features Constructivism in the city of Rostov-on-Don. The construction boom in the city begins with the 1920s, a new style of Constructivism, had already fully declared itself in the capital. In the early 1930's. architectural development in Rostov took the path of development of the principles of the avant-garde. The very principles and forms of avant-garde come to the Rostov practice with some delay - as a kind of well-established tradition, continuity of development projects in Rostov architects

Keywords: city​​, style, shape, avantgarde facade

Labour market is a complicated social and economic system, which requires the necessity to consider a number of characteristic properties (stochasticity,nonlinearity,inertance,nonstationarity) for investigation and modelling labor market processes and phenomena. In this article the problem of optimum control of a labour market is mathematically formalized. This allows for regional system of a labor market to reach desirable indicators, namely the set unemployment rate.

Keywords: Labor market, optimum control, optimizing tasks, principle of a maximum of Pontryagin, social and economic system

The article deals with the calculation and justification of fire distances (gaps) between the buildings in built up areas on the basis of the model. The automated system can be run in automated preparation of design documentation AutoCAD programming language Visual C + +, the technology ObjectARX.

Keywords: fire breaks, modeling, system AutoCAD, ObjectARX technology