David Purfield has over 47 years of experience in mechanical maintenance and process plant construction management. He has managed mechanical installation contracts for numerous mining projects across North and Central America. Purfield's experience includes roles as a mill operator, millwright, mechanical supervisor, and process plant construction superintendent. He has strong leadership skills and the ability to direct projects from concept to operational status.

1. David Purfield
118-133 Wyndham Crescent, Kelowna, B.C. V1V1Y8
250-868-3637
dpurfield@telus.net
Objective Mechanical Maintenance Manager
Profile 47 years mining process plant experience as a Mill operator, Millwright, Mechanical Supervisor and
Process Plants Construction Mechanical Field Superintendent
• Ability to direct complex projects from concept to fully operational status.
• Goal-oriented individual with strong leadership capabilities.
• Organized, highly motivated, and detail-directed problem solver.
• Very familiar with mineral processing plant Gyratory/Cone crushers, Screens, Sag and Ball Mills,
Cyclones, Flotation Cells, Pumps, Piping, Valves and associated process equipment
Education Management Courses, Loss Control Training, Construction Safety Training Certificate,
Standard First Aid Certificate, LOTA, WHIMIS, Fall Arrest, Supervisor Certificate,
Respectful Workplace Training, Mining Acts and Regulations Training, Continuous
Improvement Training, Radiation Awareness Training
Certified Red Seal Journeyman Millwright/B Pressure Welder
Relevant Experience & Accomplishments
• Mechanical consultant for the Barrick Gold, Pueblo Viejo process maintenance crews
• Field managed mechanical and piping installation contracts for the Cameco Saskatchewan
McArthur River and Cigar Lake projects
• Field managed mechanical and piping installation contracts for the GoldCorp Red Lake Ontario
gold process plant.
• Field managed mechanical and piping installation contracts for the Carlota, Quadra Mining
SXEW plant in Miami Arizona.
• Field managed mechanical installation contracts for the Copler Gold Project in Turkey.
• Maintenance General Foreman for the Newmont, Ken Snyder Midas Nevada mine
• Field managed mechanical installation contracts for the Copper Mountain Mine, Princeton B.C.
• Team leader for an equipment refurbishment and installation program for the Roserio
Dominicana gold/silver process plant project in the Dominican Republic.
• Managed various process plant maintenance teams.
• Managed planning and implementation of preventive maintenance programs.
• Managed maintenance budgets of various mineral process plant projects.
Supervision
• Manage work scope changes, help resolve contract interface conflicts
• Daily work scope reports and weekly work summary reports
• Conduct daily safety meetings, review employee 5 point and FLRA daily safety cards
• Conduct one weekly job observation and one weekly employee performance review

2. Employment Tron Power Inc.
. Site General Foreman For Cameco, Rabbit Lake Mill Upgrades
Levert Staffing
. Work with process plant maintenance crews at the Barrick Gold,
Dominican Republic Pueblo Viejo project, installing and maintaining
processing machinery.
Canonbie Construction, Mechanical Superintendent
. Field managed process mechanical equipment installations, Ball Mill,
Pumps, Clarifier, Compressors for the Cameco Cigar Lake project.
TetraTech WEI, Mechanical/Piping Superintendent
. Field managed piping/mechanical, surface/underground construction work
packages for the Cameco McArthur River and Cigar Lake Major Projects
Division
. Review ITP’S, monitor activities to insure the execution of the projects are
performed safely, perform regular field inspections, ensure corrective action
and non conformance reports are forwarded to QA/QC, provide project
work progress in weekly reports
Merit Consultants International, Mechanical/Piping Field
Superintendent
Provide Process Plant Construction Field Management Services to the
domestic and overseas Mining Industry
April 2015-August
2015
June 2014-Feb.
2015
January 2013-May
2013
2011-October 31,
2012, July 2013-
February 2014
2006-2011
OMAI Gold Mine, Guyana S.A., Process Mechanical Specialist
• Provided leadership, direction and training in planning, implementation
and improvements for the gold process plant operations and maintenance
services.
2001-2005
Dynatec Mining Corporation, Process Plant General Maintenance
Foreman
Managed mechanical activities at the (INCO) Shebandowan Ontario and
(Newmont) Ken Snyder, Midas Nevada, USA, process plant projects.
Field managed an equipment refurbishment and installation program for the
GoldCorp Red Lake, Ontario gold process plant.
1995-2001
METSO Process Technology, Millwright/Welder/Supervisor
Remove, refurbish and install various types of mineral processing machinery
in North, Central and South America
1990-1995
Brenda Mines Limited, Peachland B.C. Process
Operator/Millwright/Welder/Mechanical Supervisor
1970-1990