id,agency_id,docket_id,title,document_type,subtype,posted_date,posted_year,posted_month,comment_start_date,comment_end_date,last_modified,fr_doc_num,open_for_comment,withdrawn,object_id PHMSA-2015-0044-0006,PHMSA,PHMSA-2015-0044,U.S. DOT/PHMSA - Final Rule; Transportation of Gas or Hazardous Liquids by Pipeline: Welding Requirements (PS-87),Rule,Final Rule,2015-02-04T05:00:00Z,2015,2,2015-02-04T05:00:00Z,,2015-02-04T20:49:44Z,,0,0,09000064819f43cb