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Opencast Mining

Ghana gold mining contract awarded

Australian diversified mining services company Ausdrill’s wholly-owned subsidiary African Mining Services (AMS) has been awarded a contract to provide openpit mining services to gold explorer Perseus Mining’s Edikan gold mine’s (EGM’s) Eastern Pits operation, in Ghana, Ausdrill announced late... 

Downhole geophysics helps mines avoid costly mistakes

By: Bruce Montiea The profit margins of opencast mining have decreased, necessitating cost reductions while effcient production is maintained, says wireline-logging company Geoline Logging Services. Geoline manager Charles Gould states that most opencast mines tend to operate on a “best guess” basis in terms of... 

Downhole geophysics helps mines avoid costly mistakes
PRECISE Downhole geophysics using wireline logging allows for variable seam depths and thicknesses to be reported accurately

Elandsfontein phosphate project implementation awarded 

South Africa-based engineering and project delivery specialist DRA has been awarded the implementation phase of the openpit Elandsfontein phosphate project, on the West Coast of South Africa, by exploration company Elandsfontein Exploration and Mining. The engineering, procurement and... 

Mines increasingly depend on technology

By: Bruce Montiea As mining companies become increasingly dependent on technology to drive, manage and deliver large-scale opencast projects, they are starting to consider cloud-based systems for solutions, says corporate collaborative cloud solution provider Asite CEO Tony Ryan. He says effective project... 

Mines increasingly depend on technology
Photo by Bloomberg
EFFICIENT MINING Cloud-based systems provide mining companies with an alternative means of managing projects throughout the value chain

Opencast mines benefit from electronic detonation technology

The popularity of electronic initiation in blasting is bound to grow as more opencast mines and quarries benefit from the reliability and accuracy of these systems and the broader impact of high-quality blasts to their operational bottom-line, says specialised mining chemical products and... 

Opencast mines benefit from electronic detonation technology
BURNING FRONT Illustration of a cross-section through a blast showing the sequence of detonator initiation using a shocktube initiation system with typical firing times shown

PDS technology installed at surface mine

Electronic mine safety equipment company Booyco Electronics is installing its pedestrian detection system (PDS) technology at a surface mining operation. “We have completed the [installation on the] mining operation side and are currently busy with the mineral processing side, wherein lie more... 

PDS technology installed at surface mine
ASSEMBLING THE EQUIPMENT Booyco Electronics’ Pedestrian Detection Systems are checked properly before being deployed

PFS for Eritrea openpit potash project completed

Exploration company South Boulder Mines has completed the prefeasibility study (PFS) for its Colluli potash project,  in Eritrea. The project, which will be characterised by openpit mining using conventional truck and shovel methods without blasting, is a 50:50 joint venture between South Boulder... 

PFS for Eritrea openpit potash project completed
Photo by Bloomberg
PREMIUM PRODUCT Operations at the Colluli potash project will focus on the production of high quality sulphate of potash – a speciality potassium fertiliser with a price premium over the more common potassium chloride

Quality control leads to successful blasting results

By: Bruce Montiea Quality control is the most important factor in conducting blasting at an opencast mine, says environmental, opencast and civil drilling and blasting company DynaD director Chris Bester. He states that using the correct charge-up instructions and procedures, which include the quantity of... 

Quality control leads to successful blasting results
QUALITY CONTROL Using the correct charge-up instructions and procedures lead to successful blasting results 80% of the time

Company acquires new openpit mine software

Mining software and services provider Maptek has acquired mine planning consultancy Orelogy’s Evorelution strategic openpit mine scheduling set of software which, as of this month, will be developed and marketed as the Vulcan Open Pit Scheduler. 

Company acquires new openpit  mine software
BEST POSSIBLE SOLUTION Evorelution assesses thousands of schedule scenarios rapidly to present users with the best options

Fully redundant connectivity rolled out for opencast miner

Information and communication technology (ICT) major Jasco Group has provided opencast mining company MCC Contracts’ sites with fully redundant connectivity using a combination of microwave and very small aperture terminal (VSAT) satellite connectivity. 

Fully redundant  connectivity rolled out  for opencast miner
LEANNE HOBDEY Jasco delivered the original access network which enabled enhanced voice and data communications at remote mine sites

L&J Gemmell Plant Services

Established by Les, Johnny and Ivy Gemmell in 1982, plant equipment solutions provider L & J Gemmell Plant Services spent its first 20 years renting trucks, graders, rollers, tankers and tractors, with operators on a subcontract basis, to road construction and property development contractors.... 

L&J Gemmell Plant Services

Miners need to collaborate with conservation groups

By: Dylan Slater Building solid relationships between mining companies and conservation groups might be the key to an overall positive perception of mining operations – especially opencast operations that are prone to easily identifiable forms of pollution, such as dust and noise, says business law firm Fasken... 

Miners need to collaborate with conservation groups
Photo by Duane Daws
MATTHEW BURNELL It is important that good relationships are forged between the miner and the conservation groups

Simulator training reduces fuel consumption, tyre wear and risk

By: Dylan Slater Australia-based equipment training simulator company Immersive Technologies’ vehicle simulator training is assisting mine-vehicle operators, especially those working at opencast mining operations, in ensuring that they are shifting gears properly, using their vehicles’ full braking capability and... 

Simulator training reduces fuel consumption, tyre wear and risk
COMPREHENSIVE RANGE Many well-known mining vehicle brands and models are available to train operators through Immersive Technologies’ simulators

Stakeholder buy-in key for successful openpit planning

When it comes to openpit mine planning, it is essential to establish a thorough understanding of the practical mining cycle and how mine-planning software can help, says mine planning and engineering consultancy Ukwazi Group. 

Stakeholder buy-in  key for successful  openpit planning
Photo by Duane Daws
JACO LOTHERINGEN Great care should be taken to ensure that a mine plan is achievable and based on valid mine planning principles

Aveng Moolmans

A subsidiary of construction and engineering giant Aveng Group, Aveng Moolmans is an opencast contract mining company that offers a variety of services to clients across Africa’s surface mining industry. From short-term waste mining and bulk earthmoving to a complete and long-term mining... 

Aveng Moolmans

Careful water management is required at openpit mines, says consultancy

By: Carina Borralho Independent consulting engineers and scientists, SRK Consulting SA has completed numerous surface water studies for feasibility studies for openpit in the Democratic Republic of Congo’s (DRC’s) and tropical areas to the North of the DRC.  One of the main issues around openpit mining in these... 

Careful water management is required at openpit mines, says consultancy

Century of opencast mining leaves poor legacy

By: Carina Borralho A historic legacy of gold mining on Gauteng’s West Rand has impacted negatively on the area’s landscape and environment, says South Africa-focused mine tailings extractor Mintails, which has been facilitating mine closures at its goldfields on the West Rand since June 2013. The West Rand mining... 

Century of  opencast mining leaves poor legacy
OUT WITH THE OLDMintails is restoring old mining land and ecosystems to a condition that is consistent with best available practice, scientific knowledge and financial viability

Mine planning essential for opencast environment

A project team with mine planning as its core business is best positioned to deliver appropriate, integrated, optimum and executable mine designs, says mining consultancy Ukwazi. Ukwazi is the largest-capacity mining engineering-focused consulting services provider in Africa and has successfully... 

Mitigating the environmental effects of opencast mining

By: Carina Borralho Opencast mining operations in South Africa remain one of the industry’s main contributors to short- and long-term environmental damage, as they have a direct and cumulative impact on the air, water, soil and visual quality of the environment surrounding opencast mines, says Johannesburg-based... 

Mitigating the environmental effects of opencast mining
LEON JANSE VAN RENSBURG South Africa’s environmental legislation and sustainable-practice models have made it possible to effectively manage the environmental impact of the country’s opencast mining sector

Project awarded for opencast op

Processing specialist B&E International’s appointment as the build-own-operate (BOO) contractor for the crushing, agglomeration and stacking plant based at the 17 000 t/y Tschudi copper project, in northern Namibia, represents a milestone in the company’s strategic plan to build on its reputation... 

Project awarded for opencast op
HIGHLY SKILLED FOR HIGH PERFORMANCE B&E International has amassed a vast pool of intellectual and mechanical resources that enable it to manage entire process solutions for customers

SA investment in DRC opencast operations

By: Carina Borralho The Democratic Republic of Congo (DRC) is potentially one of the richest mining countries in Africa, based on its vast copper, cobalt and diamond resources, says mining equipment manufacturer VR Steel, which extended its services to the country last year. VR Steel MD John van Reenen tells Mining... 

Australian tungsten project to restart within the year

By: Esmarie Swanepoel Junior tungsten producer Carbine Tungsten is hoping to restart the historic opencast operations at its Mount Carbine project, in Queensland, within the next 18 months. MD Jim Morgan told Mining Weekly that the permitting process for the restart of the opencast mine, which was estimated to host a... 

Equipment manufacturer supplies products, expands African footprint

By: Chantelle Kotze Manufacturer of compact equipment and light equipment Wacker Neuson reports that it has supplied skid steer loaders for general pit maintenance tasks, mini excavators with attachments for various applications, dirty-water dewatering pumps and light towers for illumination to various opencast coal... 

Financing partner secured for Canadian tungsten project

Tungsten/molybdenum project developer Northcliff Resources reports that it has secured a partial financing partner for its Sisson opencast project, in New Brunswick, Canada. 

Industrial plant rental solution effectively used in mining industry

The success of companies undertaking and executing large-scale projects in the mining sector, such as opencast mining activities, is heavily dependent on the capacity and reliability of its suppliers, says compressor hire company Rand-Air. 

Largest wheel loader launched in Southern Africa

Construction and crane equipment manufacturer XCMG Africa, which forms part of the Chinese XCMG Group, reports that it has launched its largest yet XCMG wheel loader, currently available in Southern Africa.  “The new LW900K wheel earth loader, which was introduced to the local market at bauma... 

Low-maintenance compressors introduced to Africa

Pretoria-based specialised engineering solutions company Rand Technical Services (RTS) and its Norwegian principal Hystorsys are in the final stages of the development of its non-reciprocating and low-maintenance compressors, reports RTS chairperson Ian Fraser. 

Mining solutions company aims to launch software

By: David D‘ Oliveira Mining solutions company CAE Mining will start regional releases of its CAE Summit Web- and cloud-based strategic openpit mine planning software solution later this year, says CAE Mining technical director Andy Lapworth. CAE Summit assists mining companies in determining the best mining strategy... 

New screen expanding into the quarrying industry

By: Jonathan Rodin Manufacturers of screening and recycling attachments built for skid steers, excavators, wheel loaders, backhoes and telehandlers, Flip Screen reports that it is in talks with various companies to expand into the South African quarrying industry. 

Opencast mining challenging, but lucrative

By: Megan van Wyngaardt Although faced with, and cognisant of, the challenges of opencast mining, almost all African governments are mindful of the investment opencast mining could generate, which, in turn, will increase these countries’ gross domestic product (GDP). For this reason, opencast mining is not likely to be... 

Software solution targets opencast and underground mines

By: Jonathan Rodin Australian software, hardware and services for the mining industry provider Maptek reports that its laser scanner and processing software is being used successfully across opencast and underground mines in Southern Africa. 

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