Highway Weigh Station 7301 Interstate 55 Barnhart, MO 63012 Phone : (636) 464-3089 Business Category Government Offices-State Legislative Bodies Missouri State Of--public Safety Dept Of, Highway Patrol Troop C Hdq, Drivers License Examinations, Weigh Station Interstate 55 Imperial, MO 63052 Phone : (636) 464-3089 Business Category Government Offices-State Government Offices State & Local Government Offices & Public Schools Missouri State Of--public Safety Dept Of, Highway Patrol, Weight Station Interstate 55 Barnhart, MO 63012 Phone : (636) 464-3089 Business Category Government Offices-State Communication Services Government Offices State & Local Government Offices & Public Schools