What I mean is
Highway patrol is busy patrolling but they have another duty
Working the weigh stations on highways inspecting trucks that have a red signal on their pre pass device and catching weigh station dodgers that pass by when they have a red signal but don't stop at the weigh stations and direct the trucks back to the weigh station or use their cop powers to investigate further if they needed to
PrePass_HowItWorks_BypassRackCard_20190506_Digital-1-1.pdf