May 31, 2012
Fairfax County Police Motor Carrier Unit Officer Sean Regan, a certified motor carrier inspector, consults with a reference book to determine whether a crack he found in the sidewall of a truck tire is grounds for putting the truck out of service.
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Officers check commercial trucks for violations.
At first glance, it looked like a big-rig parade, with large commercial trucks lined up one behind the other in a parking lot off Route 28 in Chantilly.