{"carrier":{"dot_number":"1002489","legal_name":"KOELLEN TRUCKING LLC","dba_name":"","entity_type":"AUTHORIZED FOR HIRE","operating_status":"AUTHORIZED FOR HIRE","phy_street":"822 WEST ST","phy_city":"WATERTOWN","phy_state":"WI","phy_zip":"53094","phy_country":"US","phone":"9203904567","mc_number":"MC-507171","mc_number_2":"","mc_number_3":"","carrier_operation":"A","hm_indicator":"N","power_units":10,"total_drivers":7,"total_cdl":7,"mcs150_mileage":858768,"mcs150_mileage_year":"2024","mcs150_date":"20250516 1105","add_date":"20020204","officer_1":"JOSEPH A KOELLEN","officer_2":"","fleet_size_class":"E","business_type":"","duns_number":"142015572","crash_rate":0,"prior_revoke_flag":"N","prior_revoke_dot":"","cargo_types":"C","source":"census","ingested_at":"2026-05-16 01:42:36","updated_at":"2026-05-16 01:42:36"},"crashes":{"total":7,"fatal":5,"injury":3},"safety_scores":[]}