Mark F. Stewart, C.E.T.
Senior Project Technologist

EXPERTISE:

• Vehicle structural and suspension design
• Wheel-rail interaction
• Experimental mechanics and failure investigation
• Vehicle ride quality and stability analysis
• Stress Analysis

EXPERIENCE

LDK ENGINEERING INC.; 1992 - present

• Structural design and conceptual layouts for new vehicles.
• High-speed rail vehicle stability and curving performance.
• Weight reduction analysis of truck castings.
• Wheel/Axle failure analysis and related overhaul specification.
• Investigation into wheel and disc mounting operations.
• Railway truck design reviews and technical audits of existing equipment.
• Suspension design for passenger car and locomotive trucks.
• Evaluation of foreign design and manufacturing capabilities for rail equipment.

DOFASCO INC.; Development Technologist, 1977-1992

• In service structural evaluation of railway trucks.
• Design, analysis and testing of castings and fabricated structures.
• Computer modeling, testing and development of new suspension concepts.
• Vehicle ride quality and stability testing.
• On-site testing, strain gauges, accelerometers.
• Stress analysis.

EDUCATION:

• Diploma (Mechanical Engineering Technologist) Mohawk College, 1977
   

MEMBERSHIPS:

• Ontario Association of Certified Engineering Technicians and Technologists (OACETT)

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