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withdrawn,object_id PHMSA-2009-0302-0004,PHMSA,PHMSA-2009-0302,Lawrence W. Bierlein - Letter in Response,Other,Response(s),2009-12-03T05:00:00Z,2009,12,2009-12-03T05:00:00Z,,2024-11-07T22:11:02Z,,1,0,0900006480a61bf9 PHMSA-2009-0302-0003,PHMSA,PHMSA-2009-0302,U.S. DOT/PHMSA - Response To Petition,Other,Response(s),2009-10-28T04:00:00Z,2009,10,2009-10-28T04:00:00Z,,2024-11-07T22:08:06Z,,1,0,0900006480a4cde3 PHMSA-2009-0302-0002,PHMSA,PHMSA-2009-0302,U.S. DOT/PHMSA - Acknowledgement Letter,Other,Acknowledgement Letter/Receipt,2009-10-16T04:00:00Z,2009,10,2009-10-16T04:00:00Z,,2013-08-11T01:30:03Z,,0,0,0900006480a432a0 PHMSA-2009-0302-0001,PHMSA,PHMSA-2009-0302,"United Air Lines, Inc. - Petitions",Other,Petition(s),2009-09-10T04:00:00Z,2009,9,2009-09-10T04:00:00Z,,2024-11-12T04:40:47Z,,1,0,0900006480a1f15f