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withdrawn,object_id PHMSA-2015-0183-0004,PHMSA,PHMSA-2015-0183,U.S. DOT/PHMSA - Comments; Notice 1 (PS-107),Other,Letter(s),2015-09-04T04:00:00Z,2015,9,2015-09-04T04:00:00Z,,2015-09-04T18:22:41Z,,0,0,0900006481c58e52 PHMSA-2015-0183-0003,PHMSA,PHMSA-2015-0183,U.S. DOT/PHMSA - Supporting Documents (PS-107),Other,Supplement (SUP),2015-09-04T04:00:00Z,2015,9,2015-09-04T04:00:00Z,,2015-09-04T18:20:41Z,,0,0,0900006481c58e4f