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サマリー
あらすじ・解説
This year, Roadcheck took place May 17 — 19 in the U.S., Mexico, and Canada. The 72-hour event is the largest targeted enforcement program on commercial motor vehicles in the world, with nearly 15 trucks or buses inspected, on average, every minute across North America. Here are the results of that blitz.
https://www.census.gov/library/stories/2019/06/america-keeps-on-trucking.html
https://www.truckersnews.com/home/article/15296690/7912-trucks-and-2051-drivers-placed-out-of-service-in-us-during-3day-roadcheck
https://www.trucking.org/economics-and-industry-data