May 29, 2003

MBTA tries to reduce Red Line Noise: residents of Beacon Hill prompted the MBTA to install resilient fasteners in a section of the Red Line tunnel. The T went with Pandrol’s Vanguard track support system.

RTD Gives Up On Plan To Reduce Noise, Vibrations: “According to the Denver Post, the district spent about $250,000 on tests and experimental padding to try to quell the vibrations, but a recent study showed the efforts did not help.”

Spotswood residents tell of speeding, water woes : an example of uneven road surfaces causing vibration problems. The moral here is keep your roads in decent shape!

Bad vibes reveal risk of rail track buckling: The article describes a method developed by engineers at the University of Illinois at Urbana-Champaign to measure laterial stress in rail using vibration measurements. Interesting…

Rail firms on horns of dilemma over noise levels: the bad news is that railroad horns are a source of major annoyance. The good news is that there is a lot of research to minimize this disruption. But (IMO) as long as railroads continue to be sued for grade crossing accidents, the RR will continue to blow the horns.

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