MAREC

114-07-2014

MAREC provides instruments and concepts for sustainable mining through the entire mining life cycle.

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Reference projects Mining

14-07-2014

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Mine Closure ENCI Pit Maastricht Nl

Executed by MAREC partner: Witteveen+Bos

Client: Heidelberg Cement - ENCI

Description:

• Closure of 130 hectares open chalk pit mine

• Transformation into natural area, leisure and innovative business park

Services provided:

• Project management and financial planning

• Stakeholder participation

• Post closure landscaping and ecological design

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Portuario – Puerto Busch project (PVPMMPB) Bolivia

Executed by MAREC partner: Witteveen+Bos

Associated parties: DHV

Client: Bolivian Ministry of Public Works, Services and Housing

Description:

• Transport study between Mutun- iron ore area and existing infrastructure

• Tender documentation for selected transport means

• Assessment of environmental feasible solutions

Services provided:

• Advice on feasibility study, ecological and hydrological situation

• Design review, review environmental impact assessment

Executed by MAREC partner: Witteveen+Bos

Client: Solidaridad – Aqua4All

Description:

• Study on the possible negative impacts of the Marlin Gold Mine in Guatemala

Services provided:

• Desk study on hydrological and environmental aspects

• Desk study on dam stability

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Environmental aspects Marlin Mine Guatemala

Executed by MAREC partner: Witteveen+Bos

Associated parties: Fichtner FME (De)

Client: Kazakhmys Services Ltd.

Description:

• Feasibility study on re-opening the abandoned Konraud Copper mine

Services provided:

• Review of mining plan

• Field assessment

• Financial study (cost price assessment, risk assessment, multi variable analyses)

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Re-opening Konraud mine Kazakhstan

Executed by MAREC partner: Witteveen+Bos

Client: Fundacja Greenpeace Poland

Description:

• Study on the hydrological effects of closing the Tomislawice lignitemine near lake Lubstwoski Poland (Nature 2000 area)

Services provided:

• Hydrologeological review and assessment, including water balance and development of surface water (SOBEK) and groundwater modeling (MODFLOW)

• Recommendations for closing

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Tomislawace Lignite Mine Poland

Executed by MAREC partner: Witteveen+Bos

Associated partners: AEA/CE-Delft (European study), Fugro/Arcadis Dutch study

Client: European Union, Ministry Economic affairs

Description:

• Study on the effects of shale and coal gas production

Services provided:

• Geological, geohydrological, geomechanical assessment

• Effect studies on seismic activity, noise, ecology etc.

• Assessment of legal aspects

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Impact studies on shale and coal gas production

Executed by MAREC partner: Witteveen+Bos

Associated partners: IC Consulenten ZT, S&E Consulting engineers

Client: UNDP

Description:

• Assessment of 26 hot spot areas

• Half of the sites involved (former) mining sites, including Rehove copper mine, Perrenjas, Bulquize mine, Guri Kuq tailing dam and Elbasan and Burel ferrochrome smelters

Services provided:

• Site investigation, risk assessment

• Development of prioritising tool, prioritising

• Assessment of remedial options

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Albanian Hot Spot Study

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Rehabilitation of 3 Serbian sites

Executed by MAREC partner: Witteveen+Bos

Associated partners: NIRAS, REC

Client: EU agency for Reconstruction

Description:

• Assessment and ranking of hot spots in Savah river area, including Cupper Mines of Bor, Majdanpek and Rudnik

• Preparation of remedial action plans for three sites including the Bor mining area

Services provided:

• Site investigation, risk assessment,

• Feasibility studies, remedial action plans, cost estimates

• Stakeholder involvement

Executed by MAREC partner: Witteveen+Bos

Associated partners: Medusa, Tauw, Fugro

Client: Province of Brabant (ABdK)

Description:

• Assessment of 1,100 km of tailing ore (zinc) roads by using innovative investigation techniques

• Based on results, risk assessment and cost estimates the various sites were ranked for remediation

Services provided:

• Site investigations, risk assessment

• GIS-database

• Development of remedial strategy

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Zinc ash project Campina Region

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Bor Serbia Rehabilitation project

Executed by MAREC partner: Witteveen+Bos

Associated partners: REC, Dvokut ECRO, Energoproject-hydroengineering

Client: Ministry of Environment and Spatial Planning Serbia

Description:

• Rehabilitation of the Bor mining area (in total 4,000 ha.), including tailing ponds, tailing dams

Services provided:

• Various studies (environmental, geohydrological, geotechnical, etc) remedial plans, preparation of remedial tender documents

• Landscaping

• Permitting, stakeholder involvement, training etc.

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Arsenic mine waste project Georgia

Executed by MAREC partner: Witteveen+Bos

Associated partners: CENN, Balast Nedam

Client: Dutch gouvernament (EVD Netherlands, PSO environment)

Description:

• Former arsenic mining area, still containing large deposits and waste sites for toxic Arsenic. Waste materials must be isolated in order to protect humans and environment

Services provided:

• Site investigations, risk assessment

• Design of containment options

• Stakeholder involvement

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Case study mining on Romang Island Indonesia

Executed by MAREC partner: Witteveen+Bos

Associated partners: Saxion highschool

Client: Nuffic

Description:

• At Roman Island a program is currently under way to develop mining activities. Gold and other minerals are present

Services provided:

• Course on the use of GIS and remote sensing for sustainable mining development

Executed by MAREC partner: Eijkelkamp Agrisearch Equipment

Client: Les Carrières du fond des vaulx

Description:

• Minimize effects of mining activities

• Protection of nature

Services provided:

• Project management and installation of groundwater

monitoring network (GPRS & webapplication)

Groundwater monitoring networkBelgium

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Monitoring equipment & services Botswana

Executed by MAREC partner: Eijkelkamp’s distributor in Botswana

Associated partners: Aridus Hydro Geotechnik

Client: Jwaneng diamond mine

Services provided:

• Supply & installation of geotechnical instrumentation for monitoring & plant infrastructure

Executed by MAREC partner: SonicSampDrill (part of Royal Eijkelkamp group)

Client: PT Weda Bay Nickel

Description:

• Grade control drilling for nickel in laterite and saprolite formation

Services provided:

• Sampling for construction materials such as e.g. gravels and sands

• Drilling small diameter water wells for local municipalities

Grade control drilling, Indonesia

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Executed by MAREC partner: SonicSampDrill (part of Royal Eijkelkamp group)

Client: Minatura Colombia

Description:

• Grade control drilling for gold in alluvial deposits, large diameter samples up

to 45 meters in old tailings and virgin material

Services provided:

• Installation of monitoring pipes to measure ground water fluctuation

Grade control drilling, Colombia

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Executed by MAREC partner: SonicSampDrill (part of Royal Eijkelkamp group)

Client: Boskalis, Surinam

Description:

• Comprehensive training for grade control drilling for Bauxite deposits,

sampling in hard and soft formations with 99 % recovery and high

production per day

Services provided:

• Blast hole drilling and dewatering wells

Bauxite deposits, Surinam

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Executed by MAREC partner: SonicSampDrill (part of Royal Eijkelkamp group)

Client: GEMM

Description:

• Grade control drilling for titanium sands

• high production per day and 99 % recovery in saturated sands

• Installation of water wells, monitoring wells

Grade control drilling, India

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Executed by MAREC partner: SonicSampDrill (part of Royal Eijkelkamp group)

Client: Guinea titanium

Description:

• Accurate sampling of off shore and ocean elements for grade control drilling

• Soft sediment sampling with SSD patented AquaLock sampler up to 40

meters deep. 100 % determination of mineral deposits instead of dredging it

all

River and off shore titanium sampling

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Executed by MAREC partner: SonicSampDrill (part of Royal Eijkelkamp group)

Client: BMP Indonesia

Description:

• Sampling of soft mineral sands in jungle

• Low footprint rig to avoid damage to surroundings

• Installation of water wells for local villages

Soft mineral sands

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Executed by MAREC partner: SonicSampDrill (part of Royal Eijkelkamp group)

Client: Ural Platinum

Description:

• Grade control drilling for platinum in the far East in arctic conditions

• Accurate sampling to allow accurate land stripping instead of 100 %

excavating

Grade control drilling Russia

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Executed by MAREC partner: Eijkelkamp Agrisearch

Client: Ministry of Water

Description:

• Groundwater basic investigation with waterloggers in 162 cities in order to

manage water

Groundwater basic investigation Korea

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Environment-friendly cutter

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Executed by MAREC partner: IHC

Client: Government of Hungary

Description:

• Removal of a thin polluted silt layer in a lake in Hungary

Services provided:

• Design of an environment-friendly cutter, which can remove the polluted

silt layer without polluting the lake

Environment-friendly jig

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Executed by MAREC partner: IHC

Client: Dutch government

Description:

• Improving the cleaning of contaminated material by using special jigs

Services provided:

• Development of a new method of jigging for the cleaning of contaminated

material

Dust prevention for coal transport

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Executed by MAREC partner: IHC

Client: Port of Rotterdam

Description:

• Development of alternative coal handling and transport methods, aimed at

prevention of dust and sound pollution of coal transport by using slurry

transport instead of a belt conveyer

Services provided:

• Conceptual development on the hydraulic transport of coal for harbor

terminals

Domingas Project

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Executed by MAREC partner: IHC

Client: Mineraçao Rio Novo

Description:

• Assessment of minimized-impact mining methods for a diamond and gold

mine in Brazil

Services provided:

• Planning and control of the tailings

• Development of a sustainable dredge mining method

• Resulting in mitigating measures and efficient method

Mining of diatomite in Iceland

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Executed by MAREC partner: IHC

Client: Mining company in Iceland

Description:

• Feasibility study on the mining of diatomite with minimized impact of the

top biolayer

Services provided:

• Environmental Impact Assessment of the potential mining operation

• Study on how to minimize impact on the top most sediment layer

• Extensive tests on laboratory scale

Dredge mining of Chalk

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Executed by MAREC partner: IHC

Client: Holcim

Description:

• Evaluation of the possibilities to extend mine life of chalk quarry in

Germany

Services provided:

• Study on the feasibility of using dredge mining equipment for the mining of

chalk

• Tests for the behavior of dredged chalk during transport

• Providing a possible sustainable solution to prevent environmental impact

on sensitive marshlands

Grensmaasproject

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Executed by MAREC partner: IHC

Client: RWS – directie Limburg

Description:

• Mining and processing of sand and gravel for the ‘grensmaasproject’, in a

challenging environmental framework

Services provided:

• Study on different ways to mine and process the sand and gravel

• Incorporation of environmental boundary conditions in the process design

Dry to wet mining operation

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Executed by MAREC partner: IHC

Client: Millennium Inorganic Chemicals

Description:

• Changing a heavy minerals mine in Brazil from dry mining methods to a

wet mining operation, increasing the lifetime of the mine with >10 years

Services provided:

• Evaluation of wet mining methods

• Water management

• Tailings management

• Training of personnel

Rehandling of tin tailings

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Executed by MAREC partner: IHC

Client: Minsur SA

Description:

• Rehandling of tin tailings in Peru

Services provided:

• Study on the possibility of tailings rehandling with a dredge mining option

Gold mining in Colombia

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Executed by MAREC partner: IHC

Client: Mineros de Antioquia

Description:

• Improvement of gold dredge mining process efficiency by the introduction

of dedicated clay overburden stripping dredgers

Services provided:

• Evaluation of mining process optimisation

• Design of an overburden dredger

• Training of personnel

• Study on the reclamation of the land

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