{"carrier":{"dot_number":"1632174","legal_name":"HEEREN BROS INC","dba_name":"","entity_type":"PRIVATE PROPERTY;AUTHORIZED FOR HIRE","operating_status":"PRIVATE PROPERTY;AUTHORIZED FOR HIRE","phy_street":"1055 7 MILE RD NW","phy_city":"COMSTOCK PARK","phy_state":"MI","phy_zip":"49321","phy_country":"US","phone":"6164522101","mc_number":"MC-603475","mc_number_2":"","mc_number_3":"","carrier_operation":"A","hm_indicator":"N","power_units":1,"total_drivers":1,"total_cdl":1,"mcs150_mileage":1,"mcs150_mileage_year":"2016","mcs150_date":"20170123 0000","add_date":"20070413","officer_1":"JIM HEEREN","officer_2":"MARK E HEEREN","fleet_size_class":"A","business_type":"","duns_number":"17085929","crash_rate":0.77,"prior_revoke_flag":"N","prior_revoke_dot":"","cargo_types":"C","source":"census","ingested_at":"2026-05-16 01:46:43","updated_at":"2026-05-16 01:46:43"},"crashes":{"total":11,"fatal":0,"injury":2},"safety_scores":[],"freightproof":{"dot_number":"1632174","record_status":"no_vetting_yet","what_this_proves":"FMCSA-sourced carrier data cached by FreightProof. No signed vetting record exists yet; run one to generate a tamper-evident proof-of-checking.","data_hash":null,"vetting_date":null,"verify":null,"run_full_vetting":{"endpoint":"https://freight.rootz.global/mcp","tool":"freight_carrier_vet","arguments":{"dot_number":"1632174"},"sealed_evidence_tool":"freight_create_evidence"},"ai_discovery":"https://freight.rootz.global/.well-known/ai","data_source":"FMCSA (Census, Crash, Inspection, Enforcement)","legal_basis":"Montgomery v. Caribe Transport II, LLC, 608 U.S. ___ (2026)"}}