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withdrawn,object_id OSHA-2010-0034-4192,OSHA,OSHA-2010-0034,Memorandum for Silica Hearing Participants From William Perry of OSHA-- Extending Deadline for Submission of Post-Hearing Comments and Briefs,Other,Memorandum to Open a Docket,2014-06-18T04:00:00Z,2014,6,2014-06-18T04:00:00Z,2014-08-19T03:59:59Z,2015-09-02T01:30:16Z,,0,0,090000648174e755 OSHA-2010-0034-3569,OSHA,OSHA-2010-0034,Memorandum for Silica Hearing Participants From William Perry of OSHA-- Reopening Docket To Allow for Submission of Post-Hearing Comments and Briefs,Other,Memorandum to Open a Docket,2014-04-09T04:00:00Z,2014,4,2014-04-09T04:00:00Z,2014-07-19T03:59:59Z,2014-06-26T01:07:06Z,,0,0,09000064816aa89b