Dennis is a professional engineer with over 33 years of experience specializing in transportation structure design, bridge rehabilitation and inspection, asset management, structural planning and construction services. He has managed a wide variety of bridge design and rehabilitation assignments, including design of bridge structures over railways, navigable and non-navigable waterways, roadways and pedestrian thoroughfares, detailed structural inspections, detailed condition surveys, structural steel fatigue inspections, underwater inspections, timber inspection, load assessments, and emergency services.