{"carrier":{"dot_number":"3484816","legal_name":"MASS TRUCKING SERVICES INC","dba_name":"","entity_type":"PRIVATE PROPERTY;OTHER-BIOHAZARDOUS WASTE / INFECTIOUS SUBSTANCES (UN3291;PRIVATE PASSENGER, BUSINESS;LOCAL GOVERNMENT;STATE GOVERNMENT;AUTHORIZED FOR HIRE;U. S. MAIL","operating_status":"PRIVATE PROPERTY;OTHER-BIOHAZARDOUS WASTE / INFECTIOUS SUBSTANCES (UN3291;PRIVATE PASSENGER, BUSINESS;LOCAL GOVERNMENT;STATE GOVERNMENT;AUTHORIZED FOR HIRE;U. S. MAIL","phy_street":"1 WESTINGHOUSE PLAZA  SUITE D004","phy_city":"HYDE PARK","phy_state":"MA","phy_zip":"02136","phy_country":"US","phone":"6175953718","mc_number":"MC-1144945","mc_number_2":"","mc_number_3":"","carrier_operation":"A","hm_indicator":"Y","power_units":7,"total_drivers":9,"total_cdl":2,"mcs150_mileage":443000,"mcs150_mileage_year":"2025","mcs150_date":"20251015 1409","add_date":"20200910","officer_1":"DONNELL MURRAY","officer_2":"GABRIELLE WILSON","fleet_size_class":"D","business_type":"","duns_number":"58860141","crash_rate":40,"prior_revoke_flag":"N","prior_revoke_dot":"","cargo_types":"C","source":"census","ingested_at":"2026-05-16 01:59:57","updated_at":"2026-05-16 01:59:57"},"crashes":{"total":4,"fatal":0,"injury":4},"safety_scores":[]}