Purpose. Theoretical substantiation of principles and development of recommendations for the choice of technological variant to form the quality of lands of technogenic origin, which would ensure rational spending of funds allotted for reclamation and preservation of the reclaimed lands suitability for agricultural use with the highest requirements for agrophysical soil characteristics. Methods. The following methods were used in the process of the research: the method of theoretical generalization and systematization (to determine the characteristics peculiar to the formation of qualitative characteristics of man-made soil using mechanization of reclamation works), analytical (to determine the factors influencing the effectiveness of land reclamation in opencast mining), comparison (to analyze the efficiency of different versions of reclamation works mechanization). Findings. The influence of technical means of reclamation works mechanization on the quality of lands subject to restoration in conditions of opencast mining is analyzed. A methodological approach to the choice of mechanization of land reclamation works in respect to the indicators of the formed quality of technogenic agricultural lands as a factor of their monetary valuation and the level of costs for their reproduction is proposed. Recommendations for quality management of man-made lands by technical support of the process of their consumer properties formation, aimed at achieving a favorable ratio between quality and, accordingly, monetary valuation of man-made lands, on the one hand, and, on the other, – the cost of their reclamation. Originality.A scientific and methodological approach to the choice of technical equipment for reclamation works is proposed, where two factors are considered: reclamation costs and quality of man-made lands, which allows to determine the priority of cost savings or land quality improvement according to the target criterion of reclamation works efficiency. Practical implications. The obtained results are aimed at improving the methodological bases for management of the man-made lands reclamation process based on the choice of its mechanization means. Keywords: land quality, reclamation costs, monetary valuation of lands, reclamation technology, reclamation efficiency
An analysis of the results of the reproduction of land in an open development of a horizontal mineral deposit has been carried out. The interconnection of the method and the system of open development of the deposit with the qualitative and quantitative levels of land reclamation, as well as their monetary estimation according to the direction of use, is substantiated. The principle of this approach to the planning of land abandonment measures at a mining enterprise from the point of view of the subordination of the technological processes of mining of minerals to the results of the reproduction of land in previous periods is proposed, which allows to take into account the quality of reproduction of land for determining the extent of their violation. The technological scheme of organization of mining works and land reclamation works is shown, which involves synchronization of these processes in terms of disturbance and reproduction of lands, as well as formation of a more qualitative soil layer due to its selective displacement. The components and peculiarities of the formation of the economic effect are determined from the introduction of dynamic schemes for the development of a quarry field on their relation to the cost of land leakage in the development of horizontal mineral deposits in the stages of the life cycle of a quarry.
Purpose. Theoretical substantiation of the principles and recommendations development as for the development of manganese ore products of domestic mining companies' competitiveness on the basis of the application of the ecologically-oriented approach to management of their production and sales activities. Substantiation of the methodical approach to the estimation of the impact of the level of implementation of environmental protection programs of the mining enterprise on the formation of the technological cost of its products, which is the basis of its successful advancement in the market. methodology. The following methods were used in the course of the research: the method of theoretical generalization and systematization (for determining the peculiarities of the formation of competitiveness of domestic producers of manganese raw materials, depicting the main tendencies in the development of the manganese market, defining the directions of implementation of the ecologically-oriented management of production activities of the mining enterprise), the statistical method (for displaying indicators that characterize the production activity of enterprises producing manganese ore), the analytical method (for definition of the factors affecting the competitiveness of manganese ore from local producers). findings. A methodical approach to the formation of the competitiveness of the mining company products is proposed on the basis of the conducted research based on the introduction of ecologically-oriented management of its production activities, taking into account the environmental consequences of the development of the deposit and the costs associated with them, in determining sales volumes and components of pricing of manganese ore products. originality. A methodical approach to the formation of the mining company products competitiveness is proposed based on the introduction of the ecological-oriented system of its production and sales activities management, which implies significant impact of the level of environmental protection programs implementation of the enterprise and measures for more rational development of the ore deposit to reduce the technological cost of production as a key factor in the formation of demand for manganese ore raw materials at the domestic and foreign markets. Practical value. The obtained results are aimed at improving the methodological bases of the mining company competitiveness management with the use of pricing methods for its formation. Consideration of the influence of environmental factors on the development of the mine on the competitiveness of manganese ore raw materials will allow defining purposefully its cost characteristics, favorable for increasing its demand in the market.
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