Sizing the production capacity of underground coal mines is an extremely complex task with a number of specifics that must be taken into account when designing the mines. The main factors are the specific natural-geological conditions of the deposit, which determine the application of an adequate excavation system followed by organizational factors...

By Vladimir Todorović, Dražana Tošić, Jelena Trivan

VelikaTišina swamp is located far north of the Republic of Srpska and Bosnia and Herzegovina, and belong to the territory of the Municipality of Šamac. The vascular flora was investigated within the Conservation Study, which was done in cooperation with the Republic Institute for the Protection of the Cultural and Historical Natural Heritage of the...

By Nataša Marić, Slađana Petronić

Natural and landscape complex of Pale municipality, where dominates mountainous areas, are characterized by diversity of geological and geomorphological phenomena and forms, as well as biological and ecosystem diversity. The significance of natural heritage is multiple, especially in terms of tourism and adapting the tourist offer to the needs and ...

By Jelena Golijanin, Sanda Šušnjar, Rade Ivanović

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

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

Drainage of surface water from the pavement structure is an important parameter for preserving the designed period and safety during the operation of the pavement structure. The paper presents research on the relationship between the efficiency of drains depending on the cross slope. When the correct selection of transverse slopes and the collectio...

By Zahid Bašić, Anadel Galamić

The physical and mechanical characteristics of coal seams, immediate floor and roof significantly influence to the choice of systems (the methods and technologies) of coal underground exploitation, and in this paper, their grouping and sorting by importance for the conditions of active underground mines in Serbia was carried out. The research is ba...

By Jelena Trivan, Dražena Tošić, Vladimir Todorović

More than 60 years ago, six countries (Belgium, France, Germany, Italy, Luxembourg and the    Netherlands) have established a Coal and Steel Community and have reached an agreement that with creating a unified market for coal and steel, they will attain common prosperity, by developing national and economic interests of these countries. T...

By Saša Stamenkovic, Svetlana Stevovic, Milan Stamatovic

Efficient roadway management requires knowledge of the structural capacity of the roadway or the load-bearing capacity of the pavement structure. In order to determine the existing conditions of the pavement structure and define appropriate intervention measures, it is necessary to determine relevant impact on surface of the pavement structure on h...

By Mladen Čajić, Mirza Pozder, Branko Mazić, Sanjin Albinović, Ammar Šarić

Stone “Tenelija” is categorized as oolitic limestone. This stone was used to build a number of constructions in Herzegovina, and one of the most famous is the “Old Bridge” in Mostar. The stone is characterized by its specific physical and mechanical characteristics. Stone “Tenelija” has low uniaxial compression strength, low modulus of elasticity, ...

By Kenan Mandžić, Adnan Ibrahimović, Enver Mandžić