Des Vlietstra

Technical Consultant (Concrete Technologist) at BarChip Inc.
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Contact Information
us****@****om
(386) 825-5501
Location
Greater Perth Area, AU
Languages
  • Afrikaans Professional working proficiency
  • Dutch Elementary proficiency

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Credentials

  • Certificate in Rock Mechanics
    Chamber of Mines of South Africa
    Nov, 1991
    - Nov, 2024
  • Certificate in Strata Control
    Chamber of Mines of South Africa
    Sep, 1991
    - Nov, 2024
  • Blasting Certificate for Scheduled Mines
    DME -South Africa (Department of Mineral and Energy Affairs)
    Nov, 1986
    - Nov, 2024
  • EN Standards Concrete Field Testing Technician
    ACI / ICT
    Dec, 2019
    - Nov, 2024
  • Shotfirer Licence
    Western Australia Department of Consumer and Employment Protection
    Jun, 2004
    - Nov, 2024
  • EFNARC Certified Nozzleman Examiner
    EFNARC

Experience

  • BarChip Inc.
    • Ireland
    • Construction
    • 1 - 100 Employee
    • Technical Consultant (Concrete Technologist)
      • Jun 2006 - Present

    • Technical Consultant
      • Jun 2006 - Present

      Sales of Synthetic Fibre and Silica Fume and offering technical support in all aspects of Shotcrete and Concrete Technology.Present Training in Concrete Technology and Shotcrete. I.have delivered course material for Australian Centre for Geomechanics, Australian Shotcrete Society, Cement, Concrete Aggregates Australia and numerous mining companies and mining contractors.Certified EFNARC Nozzleman examiner.

  • EAGCG (East Australian Ground control Group)
    • Treasurer
      • Oct 2010 - Jan 2019

  • BASF Construction Chemicals
    • Technical Sales
      • 2002 - 2007

      Sales of admixtures for Concrete and Shotcrete and associated products and equipment for underground construction.

  • Mondi Timber
    • Product Evaluation Manager
      • 1998 - 2001

      R&D and testing of new products for underground support.Implemented Risk assesments of all exisiting products.Technical support for development of fiber concrete panels for use in economical housing.

  • CSIR Mining Technology
    • Chief Technician
      • 1989 - 1996

      Rock Engineering research, installation and monitoring of numerous and various underground instrumentation to measure rock movements, closure, stress measurments backfill performance, loadcells, and the installation and monitoring of a number of portable seismic systems.data analysis and maintaining underground project sites.

  • Western Deep Levels
    • Strata Control officer
      • 1987 - 1989

      Reccomendations for ground support, mine layouts etc, giving rock mechanics evidence at IOM enquiries, rockburst and seismic monitoring.Member of Mine Rescue Team (Proto)

  • Elandsrand Gold Mine
    • Shiftboss
      • 1985 - 1987

      Production shiftboss

Education

  • University of Leeds
    Msc (Eng), Advanced Concrete Technology
    2015 - 2018
  • Curtin University
    Graduate Diploma, Mining and Mineral Engineering
    2009 - 2011
  • Chamber of Mines (South Africa)
    Chamber of Mines Certificate in Rock Mechanics, Rock Mechanics
    1991 -
  • North Metropolitan TAFE
    Diploma, Photography
    2009 - 2012
  • Damelin Bussines School
    Diploma of Business
    1988 - 1990
  • King Edward VII School Johannesburg
    1975 - 1980

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