NTSB Investigation Animation for 2021 WMATA Train Derailment in Arlington, VA
dang - matter of inches on the wheel sets on the subway cars
train had derailed twice before on the same day - but no one raised
any alarms apparently
https://youtu.be/BF7DOr4qce4?si=twnLjvRYjIXSCCm6 - 5 minute video
wheels are just pressed onto axles and held by friction - sweet
No comments:
Post a Comment