Estimating

Managing closure liabilities has become an integral part of mine or industry planning to ensure optimisation from the greenfields throughout the mine life cycle phases. Understanding one's liabilities before the impact has occurred has become a crucial factor in any industry.

E-TEK developed unique financial models for estimating financial provisions addressing any closure scenario. These financial models provide clients with an exceptional and accurate tool to assess their liabilities, all models are integrated within the mine plan to ensure optimisation.

Our Estimators offers a full spectrum of cost estimating services. Our costing specialists will ensure that you gain a better understanding of your financial responsibilities pertaining to rehabilitation strategies, mitigation measures and closure actions.

E-TEK's uniquely structured financial models are comprehensive and adaptable in both the national and international arenas. Furthermore, all our costing related processes are in accordance with national and international legislative frameworks and best practice guidelines.

Our financial models are adaptable to any entity within the mining and industrial spectrum addressing client-specific or industry needs. Our Estimators are constantly addressing technological advancements and ever-changing legislative frameworks to ensure our financial models caters for the future. Our suite of services includes:

Financial liability analysis and estimation:

• Financial models are tailor-made to clients’ specific needs (Management Tool).

• Feasibility analysis of closure criteria and actions.

• Cost-benefit analysis and optimisation of liabilities and mine plans.

• Development and implementation of cash flow programs for mine closure (premature and life-of-mine) and rehabilitation estimates.

• Cost estimation of the evaluation, risk assessment, mitigation measures, monitoring, and maintenance of environmental impacts (water, waste, air).

• Create accurate asset registers and quantify infrastructural aspects.

• Financial models that are directly linked to the closure and rehabilitation plans.

• Method statements with regards to demolition criteria for infrastructural aspects.

• Budgeting for specialist and technical studies.

• Development of standard operating procedures (SOP’s).

Financial provisions aligned to:

• International best practices

• Regulatory requirements

• Mine closure toolbox

• International Finance Corporation (IFC) standards

• International Council on Mining and Metals (ICMM) standards

GIS and data solution systems to support closure liability estimation:

• Combine and analyse data from a variety of sources and formats to comprehensively investigate relationships and accurately predict outcomes to suit our clients’ unique needs.

• GIS solutions that analyse, visualise, and interpret data, showing the relationship between cost and aspect.

• Data capturing and establishment of GIS-based infrastructure and asset inventory and database.

• Creating and updating of reference maps linked to liability estimates.

• Change detection to evaluate any impacts and data tool for concurrent rehabilitation.

Surveying, data collection, processing, and quantification:

• Desktop studies

• Drone surveying

• Aerial imagery

• Field data capture and mapping

• Feature digitizing

• Volume calculations

• Topographical staking of survey point

• 3D modelling and models