Underground exploation coal is performance in natural environment in wich provoke change, prevalent negative on environment. From our and foreign practice undergrounde exploatation coal is evidence influence up on air, water, land and facilities and surrounding live world. Following and systematic records of change is obvious damage effect, which m...

By Mirko Ivković

In the area of the town of Bijeljina followed the air quality in the period October 2008 - March 2009 year. There are three metering stations, one with an automatic monitor sulfur dioxide and equipment for monitoring osnopvnih of meteorological parameters. Up sulfur dioxide was the day. The results, table and shown graphically, indicate that the qu...

By Neđo Đurić, Jovan Đuković, Nada Božić, Radenko Babić, Bosiljka Stojanović

Meteorological conditions favorable for the build up of ozone (O ) are frequent in Belgrade and the 3surrounding area. Measurements, for the seasons 1993 to 2004 performed at three different sites inside the city, revealed two main patterns of photochemical smog events in the Belgrade area: a progressive increase and accumulation of photochemical o...

By Dragan A. Marković, Dragan M. Marković, Mladjen Ćurić

The paper describes a new way of injecting soil in order to repair the foundation of building facilities. This procedure is known under the name "JET grouting. Property procedure is that the depth of the ground, below ground facility, the addition cementnog veziva, create posts of autochthonous soil and cement, with a much stronger mechanical (defo...

By Petar Mitrovic

Town of Bijeljina, with about 70 000 inhabitants, is located in the northeastern part of Republic of Srpska, Bosnia and Herzegovina. Sudden increase of population in the last 15 years, and the increased number of cars in the city, create traffic, traffic, both in terms of movement of motor vehicles, and their parking. If in fact have in mind that c...

By Neđo Đurić, Željko Bajić

The aim of this study is to show relevant data on geological, structural-tectonic and hydrogeological conditions of localizations of mineral water sources in the south-east Bosnia, its physical and chemical properties, genesis and usage of mineral water in this area.For the first time, certain regulations in the appearance of mineral waters a...

By Ferid Skopljak, Hazim Hrvatović, Jasminka Saletović

In this paper is presented methodology of economical analysis of work conditions at certain queries with results of discounted cash flow analysis through observed exploitation periods. Through this analysis are gained the following indexes: net present value of mining project, internal rate of return and discounted average costs, like results of te...

By Владимир Малбашиић, Жељка Марин

Intensive research complex proceeding explosive characteristic mine dust in underground mining coal contribute real notice this dangerouse conseqence of explode coal dust in largest and most difficult than exploding gas, identical on employed and mining facilities.In this labour, on the basis of the so far implement research explosive characteristi...

By Mirko Ivković

Seismicity of an area for a certain period of time, can we understand as a kind of "the forecast" threat of the space seismic intensity. The authors indicate that instumentalni records of earthquake seismology is still not able to give satisfactory answers involving the strong earthquake. Pointed out that neither magnituda and the seismic moment do...

By Slobodan Nedeljković, Miodrag Popović

On the Prijedor basin area are registared the several raw materials with diferent level of exploration which are potential and interesting raw materials for cement industry. This is refer to limestone, quartyic sand, gypsum, dolomite, minaral pigment and clay deposits like location with exploitation for several decades ans also marl and tuff deposi...

By Ранко Цвијић, Алексеј Милошевић, Синиша Цвијић