Ljubija mining area is built of more formations that belong to the Carboniferous, Permian, Triassic and Cenozoic. From all of these, only two are metalliferous to iron: Javorik formation with olistostrome member and Neogene-Quaternary of Prijedor basin. The first includes primary siderite and ankerite partially limonitised ore and in the second onl...

By Aleksandar Grubić, Ranko Cvijić, Aleksej Milošević, Miodrag Čelebić

Reconstruction of share in an existing corridor of Terminal Brod to the Croatian border on the Sava River is part of the corridor, which continues to go across the river to Slavonski Brod. The existing corridor will be replaced on a part of Sava River, where is planned a production of a tunnel with two vertical shafts on the banks of the river. Res...

By Neđo Đurić, Petar Mitrović

The paper present a review of the geotechnical characteristics of the terrain at the location of the bridge No. 3 of motorway Zenica – Sarajevo – Mostar - Bijaća, section Počitelj - Zvirovići.Also, given the suggestion of foundation structures for each column, as well as the calculated bearing capacity....

By Zlatan Talić, Đenari Ćerimagić

Today's building of facilities does not follow the study of the characteristics of the terrain on which the facility is constructed. The period of rapid construction, which can be called the "modern construction" does not follow the quality of constructed facilities. Usually it is the uncontrolled building, where is only important to build a facili...

By Neđo Đurić

In the modern mining, best efficient organization by obtaining solid minerals, is getting with explosives utilization for blasting, with the growth of significance in the exploitation of mineral resources in the open pit mines with large capacities. In this paper technological stages of drilling and blasting, that are demanding from the technologic...

By Vladimir Malbašić, Žarko Kovačević, Miodrag Čelebić, Jovana Crnogorac

During construction, especially of tunnels, very often there is a need to change the tender technical documents, i.e. the documents upon which the construction permit is obtained and the tender is announced. The main reason for the change of documentation is, above all, unsuficient geotechnical investigations due to which technical solutions and ca...

By Dragan Lukić, Stanko Brčić, Elefterija Zlatanović

Development of mining of firm minerals technological systems is the constantly and multifactorial process having for an object to intensify mining in various mining and geological conditions of the person and the nature safety growing requirements. It is directed on improvement of the interconnected things of the technical and technological support...

By A. Viktor Atrushkevich, A. Oleg Atrushkevich, Kemal Gutić

Getting coal using mechanized longwall on the principle of horizontal concentration in a single procedure, it can be successfully applied in mining coal seams very small thickness. For high calorific coal thickness of coal seam that can be successfully excavate this method is approximately 1.0m other coals to 5.0 m.Result of extensive laboratory re...

By Jovo Miljanović, Neđo Đurić, Lazar Stojanović, Slobodan Majstorović, Žarko Kovačević

Cemented boreholes annulus its stability achieved tightness must be maintained in the continuation phase of drilling, is that in the process of drilling, cementing, production. Preserving stability in the working life of the wells threatened and technological stage of the production process due to the natural development of conditioned stress-laden...

By Zvonimir Bošković, Vladimir Čebašek

As it is known, the extraction of rock salt from deposit “Tetima”, Majevica, performed is by controlled leaching in the underground chambers positioned diply in the salt deposit. The connection between the underground chamber, that represents the basic production unit in the primary salt production and technological installations on the surface, is...

By Almir Šabović, Sanel Nuhanović, Adnan Hodžić, Adnan Nalić