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Original Paper

UDC 622.016.25:622.235.2© A.A. Galimyanov, E.B. Shevkun, A.R. Kabirov, E.N. Kazarina, 2023

ISSN 0041-5790 (Print) • ISSN 2412-8333 (Online) • Ugol’ – Russian Coal Journal, 2023, № 10, pp. 104-108

DOI: http://dx.doi.org/10.18796/0041-5790-2023-10-104-108




Galimyanov A.A.1, Shevkun E.B.2, Kabirov A.R.3, Kazarina E.N.1

1 Mining Institute of the Far Eastern Branch of the Russian Academy of Sciences, Khabarovsk, 680000 Russia Federation.

2 Pacific National University, Khabarovsk, 680035, Russia Federation.

3 LLC “VGK BVR”, Krasnopolye village,Sakhalin, 694905, Russia Federation.

Authors information

Galimyanov A.A.,PhD (Engineering), Leading Researcher, Head of the Rock Destruction Sector, e-mail: azot-1977@mail.ru

Shevkun E.B., Doctor of Engineering Sciences, Professor, e-mail: ev.shevkun@yandex.ru

Kabirov A.R.,Director, e-mail: kabirovar@eastmining.ru

Kazarina E.N., Engineer of the Rock Destruction sector, e-mail: kazarinaen@mail.ru


The ways of increasing the safety and productivity of drilling and blasting operations during the development of deposits of solid minerals by the open method by reducing the number of mass explosions by increasing the average volume of the explosive block by switching to blasting of enlarged ledges are proposed.


Blast block volume, Borehole depth, Mass explosion, Drilling and blasting operations, Design, Planning.


1. Lysak Yu.A., Plotnikov A.Yu., Shevkun E.B. & Leshchinsky A.V. Explosive loosening of rocks at the quarries of the Petropavlovsk Group of companies. Gornyj zhurnal, 2022, (2), pp. 45-50. (In Russ.).

2. Ospanov S.A., Sukhoruchenkov A.I., Darmendaev A.T. & Kalashnikov A.T. Blasting of high ledges at different diameters of wells at the Sarbaysky mine. Vzryvnoe delo, 1973, (73/30), pp. 124-127. (In Russ.).

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6. Fedotenko V.S., Strukov K.I. & Berger R.V. Prospects for the use of high ledges in the combined development of the Svetlinsky gold deposit. Gornyj informatsionno-analiticheskij byulleten?,2019, (12), pp. 67-75. (In Russ.).

7. Galimyanov A.A. & Sobolev A.A. Improving the efficiency of the process of preparing rock mass for excavation through the use of new parameters of drilling and blasting technology. Izvestiya TulGU. Nauki o zemle, 2022, (3), pp.107–121. (In Russ.).

8. Cherskikh O.I., Galimyanov A.A. & Gevalo K.V. Enhancing drilling and blasting operations at the Solntsevo coal strip mine. Ugol’, 2022, (7), pp. 45-52. (In Russ.). DOI: 10.18796/0041- 5790-2022-7-45-52.

9. Zharikov I.F. Features of blasting high ledges. Bulletin of scientific conferences, 2022, (4), pp. 65-67. Science, education, society: based on the materials of the international scientific and practical conference on April 30, 2022. (In Russ.).

10. Galimyanov A.A., Shevkun E.B. Galimyanov A.A. thesis viva voce: superimposed flat and pitching coal seams surface mining technologies justification. Ugol’, 2017, (1), pp.16-18. (In Russ.). DOI: 10.18796/0041-5790-2017-1-16-18.

11. Pat. 2593285 of the Russian Federation. A method of open-pit mining of a group of coal seams with gross explosive loosening of stripping operations. Shevkun E.B., Leshchinsky A.V., Dobrovolsky A.I., Galimyanov A.A.; application 08.07.2015; publ. 10.08.2016, Bul. No. 22.


The studies were carried out using the resources of the Center for Shared Use of Scientific Equipment "Center for Processing and Storage of Scientific Data of the Far Eastern Branch of the Russian Academy of Sciences", funded by the Russian Federation represented by the Ministry of Science and Higher Education of the Russian Federation under project No. 075-15-2021-663.

For citation

Galimyanov A.A., Shevkun E.B., Kabirov A.R. & Kazarina E.N. The factor of increasing the volume of the explosive block. Ugol’, 2023, (10), pp. 104-108. (In Russ.). DOI: 10.18796/0041-5790-2023-10-104-108.

Paper info

Received August 9, 2023

Reviewed September 14, 2023

Accepted September 26, 2023


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