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withdrawn,object_id MSHA-2015-0034-0001,MSHA,MSHA-2015-0034,Petitions for Modification: Application of Existing Mandatory Safety Standards,Notice,,2015-11-02T05:00:00Z,2015,11,2015-11-02T05:00:00Z,2015-12-03T04:59:59Z,2015-11-19T19:58:06Z,2015-27823,0,0,0900006481d02b00 MSHA-2015-0034-0002,MSHA,MSHA-2015-0034,Petitions for Modification: Application of Existing Mandatory Safety Standards,Notice,,2015-11-02T00:00:00Z,2015,11,,,2015-11-19T19:58:59Z,,0,1,0900006481d02b07