Now showing items 1-10 of 68
Fracture characterisation of Karoo aquifers
(University of the Free State, 2014-05-27)
English: Fractures are mechanical ruptures in rocks, form by stress (lithostatic, tectonic, and thermal stresses and high fluid pressures) concentrations around flaws, heterogeneities, and physical discontinuities at a ...
Reactive transport modelling of fertilizer waste in a dual porosity aquifer
(University of the Free State, 2011-11-16)
English: The fertilizer production facility had a negative impact on the soil, groundwater and surface water environment due to the handling / storage and production activities at the site. Observations and numerical ...
Groundwater resource assessment of the Waterberg coal reserves
(University of the Free State, 2011-11-18)
English: The Waterberg coalfields represent the last area in South Africa, which contain large quantities of coal resources. According to Dreyer (pers. comm. 2009) the Waterberg coalfields contain nearly 50% of the ...
Decant of sigma colliery
(University of the Free State, 2013-06)
English: This study of Sigma Colliery was intended: • To determine the water quality of each aquifer associated with the mining area. • To determine the overall electrical conductivity profile of the mine to aid in the ...
A generic assessment of waste disposal at Douala City practice, prinicipals and uncertainties
(University of the Free State, 2013-01)
English: One reason why groundwater, so often constitutes the main source of drinking water in many cities and towns around the world, is because it is frequently present in sufficient quantities at the point of demand. ...
Designing a dewatering plan for the Ruashi mine in the Democratic Republic of Congo
(University of the Free State, 2013-09)
This dissertation describes the results of field based investigations on groundwater flow at Ruashi Mine located in Katanga Province of Democratic Republic of Congo (DRC). The core objectives of the study were to simulate ...
Ground water dependence of ecological sites located in the Table Mountain group
(University of the Free State, 2010-11)
Abstract not available
Groundwater monitoring guidelines for the coal industry
(University of the Free State, 2011-10)
Abstract not available
Comparing model calculated groundwater volumes with alternative methods in a mining enviroment
(University of the Free State, 2012-09)
English: A new opencast coal mining operation is proposed in the Belfast region in Mpumalanga, South Africa. This proposed operation is the study site that was investigated in this thesis. The Belfast opencast operation ...
WISH as a water management tool in opencast and underground collieries
(University of the Free State, 2012-05)
English: Over the last 15 years the Windows Interpretation System for the Hydrogeologist (WISH) was developed by the author of this thesis. The program is used by numerous mines and consultants all over South Africa and ...