{"carrier":{"dot_number":"545981","legal_name":"JEFF AND JULIE WALKER","dba_name":"WALKER TRANSPORT","entity_type":"EXEMPT FOR HIRE","operating_status":"EXEMPT FOR HIRE","phy_street":"205 MAIN STREET WEST","phy_city":"MAYNARD","phy_state":"IA","phy_zip":"50655","phy_country":"US","phone":"3192838853","mc_number":"MC-270831","mc_number_2":"","mc_number_3":"","carrier_operation":"A","hm_indicator":"N","power_units":1,"total_drivers":1,"total_cdl":1,"mcs150_mileage":100000,"mcs150_mileage_year":"2022","mcs150_date":"20231026 0000","add_date":"19931217","officer_1":"JEFFREY WALKER","officer_2":"JULIE WALKER","fleet_size_class":"A","business_type":"INDIVIDUAL","duns_number":"","crash_rate":0,"prior_revoke_flag":"N","prior_revoke_dot":"","cargo_types":"C","source":"census","ingested_at":"2026-05-16 01:39:07","updated_at":"2026-05-16 01:39:07"},"crashes":{"total":3,"fatal":0,"injury":2},"safety_scores":[]}