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Highvale Coal Mine

Alberta, Canada

REFERENCES

  • http://www.transalta.com/sites/default/files/Highvale_Mine_Pit09_Info%20Booklet.pdf
  • http://www.transalta.com/facilities/mines-operation/highvale-mine
  • http://www.sunhills.ca/
  • http://www.ags.gov.ab.ca/publications/OFR/PDF/OFR_1985_07.pdf
  • http://books.google.ca/books?id=C5XyR0jHe8QC&pg=PA397&lpg=PA397&dq=mining+challenges+of+the+21st+century&source=bl&ots=42kW4cNTmQ&sig=sr0gD_2_4nda-7qg2T5iPImosQA&hl=en&sa=X&ei=7_8iVNSjJM3MigLq_ICQAQ&ved=0CB0Q6AEwAA#v=onepage&q=highvale%20mine&f=false
  • http://www2.canada.com/calgaryherald/news/calgarybusiness/story.html?id=eca9f0ba-b75f-46ba-9eb7-beda148c4a88
  • http://altiusminerals.com/prairie-royalties/highvale
  • http://www.sherritt.com/getattachment/7a7b0634-0dd4-46c4-bcda-19d73042fa9c/2012-Annual-Report
  • http://esrd.alberta.ca/lands-forests/land-industrial/education/industrial-land-use/coal-mines.aspx
  • http://www.infomine.com/investment/metal-prices/coal/5-year/

Mine - 201 Mining Methods

Kent Redding

Bucyrus 8750 B

  • $180 million dragline

  • Largest dragline model in the World

  • Moved into pit 08 for a year, moved to pit 09 afterward

  • 50 year lifespan

  • 2 years to assemble with 220 engineers

http://www.transalta.com/sites/default/files/Highvale_Mine_Pit09_Info%20Booklet.pdf

Economics

  • Price of coal from 2009-2012

  • Current price in 2014

http://www.infomine.com/investment/metal-prices/coal/5-year/

Steps in Operation

Topsoil & Subsoil

  • Scrapers

  • Dozers

  • Bottom dump & rear dump haulage trucks

  • Hydraulic excavators

  • Electric shovels

Removal of Overburden & Coal

  • Stripping ratio 1:5

  • Draglines

  • Electric shovels

  • Some pits require blasting

  • Bottom dump haulage trucks

Reclamation

  • Earlier stockpiling of topsoil & subsoil is now replaced and planted to original state

  • 1,361 hectares of 5,865 hectares

  • Developed into woodlands, agriculture, recreation, wildlife habitat and wetlands

(http://www.transalta.com/facilities/mines-operation/highvale-mine)

Haulage Trip

  • Maximum 10 kilometer route

  • Stockpiled

  • Taken by haulage trucks

  • Sundance & Keephills

Strip Mining

  • A type of surface mining

  • A tabular, lens shaped or layered deposit

  • Overburden is removed first

  • Once ore is removed a separate operation follows replacing overburden and soils to original state

Size and production

  • 26km long x 3km wide

  • 12,621 hectares

  • 13 million tonnes

  • Coal is used for

thermal power

  • Subbitumious

http://esrd.alberta.ca/lands-forests/land-industrial/education/industrial-land-use/coal-mines.aspx

Google Earth

http://www.transalta.com/sites/default/files/Highvale_Mine_Pit09_Info%20Booklet.pdf

History & General Information of the Mine

  • 70 kilometers west of Edmonton

  • Operation started in 1970

  • Currently owned by TransAlta Utilities Corporation

  • TransAlta's other mines

  • Canada's largest surface coal mine

  • 1500 employees
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