{"carrier":{"dot_number":"114233","legal_name":"OLIVER CONSTRUCTION CO","dba_name":"","entity_type":"PRIVATE PROPERTY","operating_status":"PRIVATE PROPERTY","phy_street":"1770 EXECUTIVE DR","phy_city":"OCONOMOWOC","phy_state":"WI","phy_zip":"53066-4830","phy_country":"US","phone":"2625676677","mc_number":"MC-518529","mc_number_2":"","mc_number_3":"","carrier_operation":"C","hm_indicator":"N","power_units":4,"total_drivers":3,"total_cdl":3,"mcs150_mileage":5000,"mcs150_mileage_year":"2014","mcs150_date":"20150513 1056","add_date":"19740601","officer_1":"ROBB O. WIERDSMA, PRESIDENT","officer_2":"","fleet_size_class":"C","business_type":"CORPORATION","duns_number":"6847446","crash_rate":0,"prior_revoke_flag":"N","prior_revoke_dot":"","cargo_types":"C","source":"census","ingested_at":"2026-05-16 01:36:09","updated_at":"2026-05-16 01:36:09"},"crashes":{"total":2,"fatal":0,"injury":0},"safety_scores":[]}