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withdrawn,object_id PHMSA-2008-0349-0004,PHMSA,PHMSA-2008-0349,U.S. DOT/PHMSA - See Attachments,Supporting & Related Material,Supplement,2011-07-13T04:00:00Z,2011,7,,,2011-07-13T20:41:28Z,,0,0,0900006480ec1811