Dams and tailing storage facilities are specific mining facilities that carry many potential hazards, and therefore risks. In this paper, for tailing mud damMedjedja andtailing storage facilityof the Omarska Mine near Prijedor, on the basis of the current state of the dam, past events, visual observations and specialist measurements, we have analys...

By Lazar Stojanovic, Ljubica Figun, Jelena Trivan

The issue of the appearance and development of cracks, as well as an increase the cracking moment is of particular importance for bending elements operating under aggressive environmental conditions. In structures without cracks, steel reinforcement operates in fairly favorable conditions. However, when cracks appear in the sections of the structur...

By Artem Levchenko, Aleksei Polikutin, Dmitry Barabash

The article studies the effect of solar radiation at different seasons on the mode of deformation (MD) of a span structure with an orthotropic plate. The temperature fields of the elements of the structure were measured during daylight hours at different times of year at various air temperatures and sun positions. Cases were identified in which it ...

By Sergey Gridnev, Igor Podlesnykh, Yuri Skalko, Aleksandr Rezunov

Results of scientific and practical justification of use as a part of designs of biological protection of polymer concrete on the basis of non - isocyanates polyurethane are presented. Influence of a ratio polymer is established: radiation - resistant filler on strength and protective properties of a polymer concrete. Regression dependences of chan...

By Dimitry Barabash, Andrei Barabash, Sergey Pinaev

Changes in the structure and fragmentation of land plots, arising from the process of privatization and restitution, as well as from the realization of large-scale infrastructural projects in Southeast Europe and similar, actualize problems in terms of intensive agricultural production, and aesthetic and functional spacing design. The need for init...

By Goran Marinković, Jelena Lazić, Slobodan Morača, Ilija Grgić

Vertical distribution of species and infraspecies taxa of diatoms (Bacillariophyta) on well mosses where they live epiphytically, and a relative number of individuals per surface area unit were followed in 8 open wells with shadoof. Researches were conducted during 2015-2016 through four seasons. Sampling of algae material from well mosses that cov...

By Milenko Ćurčić, Dragica Milinković, Dragana Radivojević, Dijana Đurić

The study presents results of the measurements of the atmospheric nitrogen dioxide concentration and simultaneous meteorological variables: average temperature, air pressure, and relative humidity, speed and wind direction. The data were collected from July 2015 to June 2017 at stations located in Banja Luka (locality Centre). Nitrogen dioxide is o...

By Predrag Ilić, Zoran Popović, Suzana Gotovac-Atlagić

The management of air quality at landfills has, among other things, the objective of controlling of waste management efficiency at the landfill. Modern landfills, although built in accordance with domestic and European regulations, affect the quality of the air in the areawherethey are located. The challenges faced by sanitary landfills are the saf...

By Danijela Knežević, Nebojša Knežević

Intensity of electromagnetic pollution is followed by rapid increasing of new telecommunication technologies over the years. In order to prevent enlarged exposed of general population with doses of electromagnetic radiation above allowed for general population, living as well as working environment around antenna systems should be tested. Using sop...

By Zoran Popović, Predrag Ilić, Ranko Mirošljević, Suzana Gotovac-Atlagić

Soil is one of the most important natural resources. Measurement of natural radioactivity in soil is very important to determine the amount of change of the natural background activity with time as a result of any radioactivity release.Coal mine and thermal power plant in Gacko field is a very important industrial facility. The content of radionucl...

By Vesna Tunguz, Bojana Petrović, Zoranka Malešević, Slađana Petronić