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Browsing Mining Engineering by Issue Date

Browsing Mining Engineering by Issue Date

Now showing items 1-20 of 23

Cost saving options in drilling and blasting at Subika Pit of Newmont Ahafo Mine, Ghana

Felbah, Isaac Kwesi (University of Mines and Technology, 2018-06)

Newmont Ahafo Mine (NAM) operates an open pit gold mine in the Brong-Ahafo Region of Ghana. One important cost centre in mining is drilling and blasting. Effective ways of reducing drilling and blasting cost significantly ...
Monitoring and controlling diesel particulate matter exposure levels in an underground mine – a case study

Adarkwah, Owusu Jonas (University of Mines and Technology, 2019-04)

Underground mining operations involve the use of light and heavy-duty equipment such as pickup trucks, drill rigs and dump trucks. These equipment are powered by internal combustion engines, generating enormous exhaust ...
Modelling of ground vibration from blasting at Semafo Mining Company, Mana Mine in Burkina Faso

Traore, Ze Siriki Henoc (University of Mines and Technology, 2019-05)

Blasting is a very important process for fragmentation of rock as part of operations and a lot of explosives are used for this purpose. The blasting process, however, remains a potential source of numerous human and ...
Cost reduction through mine to mill optimisation – a case study at Newmont Akyem Mine

Kugbe, Kekeli Kojo (University of Mines and Technology, 2019-05)

Recent economic factors have negatively influenced the mining operations of the Newmont Akyem Mine of Newmont Golden Ridge Limited, leading to major concerns on sustainability and profitability. In an operating mine, the ...
Design of a conveyor system and belt selection for the Subri Site of Ghana Bauxite Company, Awaso.

Antwi, Seth Godfred (University of Mines and Technology, 2019-05)

Ghana Bauxite Company (GBC), Awaso currently operates the Inchiniso pit which has about three (3) years of mine life. Subri site is available for development, but management is faced with the decision to adopt a haulage ...
Re-design of mine tailings storage facility for Adamus Resources Limited, Ghana

Owusu-Yeboah, Benson (University of Mines and Technology, 2019-06)

The suitability of two alternative designs, centreline and upstream for the tailings dam raise proposed as options to the existing Class C downstream design at Adamus Resources Limited (ARL) consistent with the Minerals ...
Effect of fog and rainfall on production at Tonkolili Iron Ore Mine, Sierra Leone.

Appiah-Danquah, Daniel (University of Mines and Technology, 2019-07)

Tonkolili Iron Ore Mine (TIOM) produces iron ore in Sierra Leone. Management of the mine is concerned about the low production due to fog and rainfall which translate into loss in revenue. This research sought to identify ...
Illegal mining operations on AngloGold Ashanti (AGA), Obuasi Mine’s concession – challenges, impacts and strategies for addressing them

Yalley, Akuba Bezeba (University of Mines and Technology, 2019-07)

Illegal miners’ encroachments and operations on AngloGold Ashanti (AGA), Obuasi mine has been a problem that has always bedeviled the mine. Their operations on the mine’s concession have resulted in the damages to ventilation ...
Analysis of the causes of accidents in Ghanaian Mines using Multiple Causation Model - Case Studies.

Gyebi, Frederick (University of Mines and Technology, 2019-07)

Mining companies in Ghana record series of injuries and fatalities each year. This research sought to analyse accident investigation records between 2012 and 2016 for two surface mines and two underground gold mines using ...
Drill and blast optimisation at the Hounde Gold Operations S.A., Burkina Faso.

Ouoba, Souanguimpali Bertrand Alain Wilfrid (2019-10)

Evaluation of fragmentation remains an ever important discussion in the mining parlance as it is the first step towards mineral recovery. Predictions and estimation of blast induced fragmentation have significant ...
Conflict resolution in the extractive sector, using Alternative Dispute Resolution (ADR) mechanisms and the Pulse Frame Model – a case study

Amoako, Emmanuel (University of Mines and Technology, 2019-12)

The extractive sector conflict resolution is very important in the development of any economy; as such the twenty-first century business community requires quick, effective and efficient dispute resolution mechanisms to ...
Open pit mine planning and design - a case study

Ansa-Asare, Raymond Manukure (UMaT, 2020-03)

Mine planning and design facilitate the exploitation of mineral deposits at the lowest possible cost with the objective of maximising profit and optimising the life of a mine. Zone40 Mine is currently an existing small ...
Fuel consumption prediction in shovel-truck system of surface mine using artificial neural network

Arhinful, Kofi Owusu Achaw (University of Mines and Technology, 2020-05)

The operations of a mine revolve around the budget, which describes the concept of cost of operations and returns generated. The fuel expended by each mine truck varies depending on differing conditions and is therefore ...
Simulation of open pit excavator-truck haulage system - a case study at Golden Star Wassa Limited

Adabre, Anthony (University of Mines and Technology, 2020-05)

The focus of this research work was to employ simulation technique in optimising excavator truck haulage system in the open pit mining operations at Golden Star Wassa Limited (GSWL). Discrete Event Simulation (DES) was ...
Selection of appropriate loader-truck combination to achieve production target - a case study

Annan, Daniel Kwesi (UMaT, 2020-07)

Materials handling can be very costly to a company if the selection and matching of equipment to be used is inappropriately done. Kibi Goldfields limited currently uses Cat 972H front end loader and Cat 336DL hydraulic ...
Design of stable open stope using empirical and numerical methods for Barrick Gold Mali (BGM)

Mahamadou, Camara (University of Mines and Technology, 2020-08)

The Gara Mine (GM) of Barrick Gold Mali uses longitudinal sublevel open stope mining method. At the current depth of 653 m, GM is facing stope stability problems. The objectives of this research were set to determine the ...
Open pit optimisation, design and production scheduling – a case study

Manu, Eric Kwakye (University of Mines and Technology, 2021-01)

Iron ore mining operations started declining in 2012 due to falling concentrate prices. Some mining operations in Sierra Leone had to shut down totally or go under care and maintenance owing to the falling concentrate ...
A review of drill and blast parameters to reduce dilution at Loulou Mine, Mali

Sissoko, Idrissa Sega (University of Mines and Technology, 2021-05)

Loulou Mine (LM) is a subsidiary company owned by BARRICK GOLD MINE. It is an underground mine that operates longitudinal sublevel open stope mining method. The objectives of this research were set to reduce the dilution ...
Simulation of truck haulage system: a case study

Djro, Jean Desire Verdier (University of Mines and Technology, 2021-07)

Gounkoto mine is a mining company located in Mali and operates an open pit. It uses either free dig or conventional drill, blast, load and haul method. The mine has two (2) shovels (Liebherr 9350 and Liebherr 9250) and ...
Review of the drill and blast parameters to reduce dilution at Scort-Scoop CA Mine, Ivory Coast

Maiga, Souleymane (University of Mines and Technology, 2021-08)

The underground mining of narrow veins is mostly associated with dilution. Dilution is the contamination of ore by non-ore material, which consequently increases tonnage and reduces grade. Excessive dilution is an ...

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