A. V. Kryuchkov, Chief Engineer — Deputy General Director, e-mail: Kryuchkov_AV@sgok.ru; V. V. Semenov, Deputy Chief Engineer for blasting — Head of Technical Department, Candidate of Engineering Sciences, e-mail: Semenov_VV@sgok.ru; V. P. Rybakov, Chief Surveyor, e-mail: Rybakov_VP@sgok.ru, "Stoilenskiy Mining and Concentrating Plant" Company; A. I. Kompaniez, Chief Engineer, e-mail: cgr@belgtts.ru, "Tsentrogiproruda" Company; S. S. Seryi, Deputy Director forResearch Work, Candidate of Engineering Sciences, e-mail: viogem@mail.belgorod.ru, Federal State Unitary Enterprise, All-Russian Research Institute of Drainage of a Mineral Resources Deposit, Engineering Constructions Protection from Flood, Special Mining Works, Geomechanics, Geophysics, Hydrotechnics, Geology and Mine Surveying.

The prospects of productivity increasing of Stoilenskiy Mining and Concentrating Plant quarry by the way of widening (owing to reclamation of the South deposit) and processing of depth levels have been analyzed. There are three versions of improvement of transport system of extracted ores delivery from quarry to benefication plant, such as railway, conveying and combined systems. The combined scheme is more preferential according to preliminary calculation.