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withdrawn,object_id MSHA-2008-0009-0001,MSHA,MSHA-2008-0009,Conveyor Belt Combustion Toxicity and Smoke Density,Proposed Rule,Request for Information,2008-06-19T04:00:00Z,2008,6,2008-06-19T04:00:00Z,2008-08-19T03:59:59Z,2011-06-11T16:45:02Z,E8-13633,0,0,090000648062ec9b