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withdrawn,object_id PHMSA-2012-0021-0002,PHMSA,PHMSA-2012-0021,"Pipeline Safety: Leak and Valve Studies Mandated by the Pipeline Safety, Regulatory Certainty, and Job Creation Act of 2011",Notice,Request for Comments,2012-03-30T04:00:00Z,2012,3,2012-03-30T04:00:00Z,2012-05-01T03:59:59Z,2013-05-10T01:05:51Z,2012-07729,0,0,0900006480fe4e8f PHMSA-2012-0021-0001,PHMSA,PHMSA-2012-0021,Meetings: Pipeline Safety; Pipeline Leak Detection System Effectiveness; Automatic/Remote Control Valves; Workshop,Notice,Public Meetings,2012-02-09T05:00:00Z,2012,2,2012-02-09T05:00:00Z,,2012-02-09T14:47:24Z,2012-02929,0,0,0900006480fb0f4c