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Bob Tuzik

SkyTrain: Moving from Reactive to Preventive Rail Maintenance Toward a State of Good Repair

April 1, 2025 | Filed under: Bob Tuzik, Noise and Vibration, Rail Grinding, Rail Transit

by Bob Tuzik This article was originally published in Mass Transit (February 2022). SkyTrain, Vancouver’s iconic rail transit system, is a system in motion. Since the opening of the original Expo Line, named and timed to coincide with Expo 86, SkyTrain, which moves more than 115 million commuters per year pre-covid, …

How Sound Transit Controls Train-Borne Noise

March 31, 2025 | Filed under: Bob Tuzik, Noise and Vibration, Rail Grinding, Rail Transit

by Bob Tuzik This article was originally published in Mass Transit (June 2023). Challenges abound in the design, construction, maintenance, and operation of light rail lines in urban areas. Chief among them is controlling track- and vehicle-born noise, an important part of maintaining the support of an agency’s various stakeholders, …

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