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withdrawn,object_id FRA-2009-0007-0010,FRA,FRA-2009-0007,Track Safety Standards: Concrete Crossties,Rule,Final Rule,2011-09-09T04:00:00Z,2011,9,2011-09-09T04:00:00Z,,2011-09-09T13:39:36Z,2011-23133,0,0,0900006480f14d16 FRA-2009-0007-0009,FRA,FRA-2009-0007,Track Safety Standards; Concrete Crossties,Rule,Final Rule,2011-06-15T04:00:00Z,2011,6,2011-06-15T04:00:00Z,,2011-06-15T13:50:41Z,2011-14835,0,0,0900006480e506f4 FRA-2009-0007-0005,FRA,FRA-2009-0007,Track Safety Standards; Concrete Crossties,Rule,Federal Register Publication,2011-04-01T04:00:00Z,2011,4,2011-04-01T04:00:00Z,,2011-06-11T17:25:10Z,2011-07666,0,0,0900006480c18d58 FRA-2009-0007-0001,FRA,FRA-2009-0007,Track Safety Standards; Concrete Crossties,Rule,Federal Register Publication,2010-08-26T04:00:00Z,2010,8,2010-08-26T04:00:00Z,2010-10-13T03:59:59Z,2011-06-11T17:25:10Z,2010-21301,0,0,0900006480b3b3d6