Tag: tunnel shield

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Documents Frank Chiappetta

Combining Electronic Detonators with Stem Charges and Air Decks by R. Frank Chiappetta, MSc. P.Eng. Explosives Applications Engineer Blasting Analysis International, Inc.…

Engineering Research on mean partical size after drilling & blasting by Abhijit pal

1. ROCK FRAGMENTATION Abhijit pal 2012JE1142 2. OBJECTIVES At the end of this chapter, participants will be able to achieve:  Fragmentation principles  Evaluation of…

Technology Albrecht Mueller, Lend Lease: St Helena Tunnel, Pacific Highway upgrade

1. ST HELENA TUNNEL T2E Upgrade Pacific Highway From Tintenbar to Ewingsdale12th AUSTRALIAN TUNNELLING CONFERENCE 2013 Presented by: Albrecht Mueller 2. St Helena Tunnel…

Documents WSN - Mining Sector Update October 2014 11. Ontario Mining, Steel and Other Smelting Sector Injury.....

Slide 1 WSN - Mining Sector Update October 2014 11 Slide 2 Ontario Mining, Steel and Other Smelting Sector Injury Performance - 2013 Rate Group # Active Accounts #…

Documents WSN - Mining Sector Update December 2014 11. Ontario Mining, Steel and Other Smelting Sector Injury....

PORCUPINE MINES SAFETY GROUP INJURY STATISTICS FOR Jan. April 2000 WSN - Mining Sector Update December 2014 1 Ontario Mining, Steel and Other Smelting Sector Injury Performance…

Documents Dilution Model Article

Dilution, ore grade and blast movement calculation model F. Leite a,* , J. F. Domingo a,c , I. Carrasco b , V. Gouveia a I. Navarro a F. Lozano a a MAXAM Europe, Av. Del…

Engineering Underground construction

1. Outline What goes Underground? Why go Underground? How is the Underground built? Where are problems encountered? When do risks get mitigated? 2. What Goes Underground?…