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Noise and Vibration
How Sound Transit Controls Train-Borne Noise
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, …
Protected: Vehicle Design: Managing Wheel/Rail-Generated Noise and Vibration from the Ground Up (Part 2)
Protected: Vehicle Design: Managing Wheel/Rail-Generated Noise and Vibration from the Ground Up (Part 1)
Protected: Implementing Rail Grinding and Wheel/Rail Interface Optimization Programs on Heavy Haul and Transit Systems: Lessons Learned
The Tools of Remediation: Case Studies on Mitigating Common Concerns at the Wheel/Rail Interface.
by Jeff Tuzik Transit systems around the world, despite their differences, all contend with the same issues to some degree. Issues like vehicle- and ground-borne vibrations, excess noise, and timetable delays often rise in priority as they generate increasing numbers of complaints. These issues are often symptoms that can be …
Examining Autonomous Track Geometry Testing and Instrumented Revenue Vehicle Technology
A pair of speakers from different continents discuss the benefits of autonomous track geometry collection and the advantages of monitoring revenue-service vehicles’ response to track conditions in this first installment of topics covered at this year’s annual Wheel/Rail Interaction Conference in Vancouver, B.C., Canada. By Bob Tuzik Brad Kerchof wasted …
Rail Transit 2018: Quantifying Wheel/Rail Interaction and Managing Noise and Vibration
By Bob Tuzik For three years running, New York City Transit and the Federal Transit Administration have kicked off the annual Wheel/Rail Interaction – Rail Transit conference with discussion of the NYCT/FTA research project to explore integrated wheel/rail analytics on MTA-NYCT’s No. 7 Flushing Line. It’s a fitting start to …
WRI 2014 Transit: A Systems Approach to Wheel/Rail Interaction
by Jeff Tuzik The 20th annual Wheel/Rail Interaction Conference drew a record number of attendees and speakers from around the world. They came to contribute to and draw from the growing body of knowledge on wheel/rail interaction. Since the conference began 20 years ago, the industry has come a …
Using High-Performance Mass-Spring Systems to Reduce Noise and Vibration in Track
By Hans-Georg Wagner • July, 2008 The transmission of noise and vibration associated with the close proximity of rail lines to houses and office buildings has become a significant issue in metropolitan areas. The operators of rail transit systems have begun turning to measures that mitigate noise and vibration and the …