Coal resources, beside oil, gas and uranium as nonrenewable source of energy, represent the most significant part of energy potential of Republic of Srpska and energy source of strategic importance.Modern pace of technological and industrial development conditions constant increase of coal exploitation and consumption. Usage of this resource must b...

By Boško Vuković

The railway Šamac - Sarajevo was built in the fifties of the twentieth century, as a significant part of the railway that connects the central part of the former Yugoslavia with the Sava River. Later, in the seventies another track of Doboj and Zenica was built what was the most important by that time. In general the railway is situated on the corr...

By Neđo Đurić, Alisa Babajić, Dijana Đurić, Dado Srkalović, Milan Perišić

Established in the first half of the 18th century, the district of Krš in Trebinje was the first settlement to grow up outside the town walls. It grew up spontaneously in response to the local natural environment and under a mixture of Mediterranean and Oriental influences. Since the second half of the 20th century, the district has faced dilapidat...

By Siniša Cvijić, Jasna Guzijan

Dam Modrac is multiple arched reinforced concrete buttress dam, with nine buttresses and ten arches, which by its technical characteristics and volume of the accumulation is considered as one of the high dams. Crown level of spillway is 200.00 m a.s.l. Crest length is 205.00 m, while the maximum height is 27.50 m. To control the water level in the ...

By Nedim Suljić, Dino Hodžić

Construction of the silica material factory named "R-S Silicon", with an annual production capacity of 15,210 ton of Si-metal, was planned in the village of Bjelajce, municipality of Mrkonjić Grad. The factory for production of Si-metal shall have direct and indirect environmental impacts, especially on waters, by washing off working areas, leachat...

By Dušica Pešević, Nebojša Knežević

During the working of thermal power plants, due to technological process of coal combustion, waste matter, which takes up large areas of land, degrades and pollutes the environment, is created. In the last years, a significant progress has been made in the world in researching new technologies that implement technogenic materials which have wide ra...

By Ljiljana Crnogorac, Boško Vuković

The risk assessment is based on the systematic recording and evaluation of all factors in the work process, the possible dangers and hazards in the workplace and in the working environment that may cause occupational injury, damage to health or illness of the employee. Risk assessment focus is on work organization, work processes, tools, raw mater...

By Nebojša Knežević

In the present work, the abilities of natural and synthetic samples of goethite and hematite to remove copper Cu(II) ) and zinc Zn(II) ions from aqueous solutions were compared. Batch adsorption experiments were performed in order to evaluate the removal efficiency of iron oxide samples. The effect of initial metal ion concentration, initial pH and...

By Alexandra Bekényiová, Iveta Štyriaková, Zuzana Danková

Organic matter in Serbian Rendzina soils dependence on altitude and geographic regions was investigated. There was no regular dynamics of carbon and nitrogen content nor in C/N ratio, probably because of slight climatic variation among altitudes and regions, thus negligible differences in vegetation, organic litter and decomposition dynamics. Predi...

By Svjetlana Radmanović (Cupać), Aleksandar Đorđević, Nataša Nikolić

Regional Landfill Brijesnica is located in the northeastern part of Bosnia and Herzegovina, and the western part of the municipality of Bijeljina, and began work in 2010, with an approximate area of 4.5 ha. The sanitary cells are built with protective insulating materials - special geomembranes and other materials that guarantee the protection of g...

By Nebojša Knežević, Ljiljana Vukić, Danijela Knežević