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withdrawn,object_id USCG-2012-0642-0004,USCG,USCG-2012-0642,"Safety Zones: Gilmerton Bridge Center Span Float-in, Elizabeth River; Norfolk, Portsmouth, and Chesapeake, VA; Correction (Federal Register Publication)",Rule,Interim Final Rule,2012-12-19T05:00:00Z,2012,12,2012-12-19T05:00:00Z,,2012-12-20T15:21:13Z,2012-30507,0,0,0900006481192400 USCG-2012-0642-0003,USCG,USCG-2012-0642,"ITFR: Safety Zones: Gilmerton Bridge Center Span Float-in, Elizabeth River; Norfolk, Portsmouth, and Chesapeake, VA (Federal Register Publication)",Rule,Interim Final Rule,2012-12-11T05:00:00Z,2012,12,2012-12-11T05:00:00Z,2012-12-27T04:59:59Z,2017-03-10T22:22:06Z,2012-29828,0,0,0900006481185aad USCG-2012-0642-0002,USCG,USCG-2012-0642,Environmental Checklist (7/18/2012),Supporting & Related Material,,2012-09-21T04:00:00Z,2012,9,,,2012-09-21T19:25:14Z,,0,0,09000064811225a1 USCG-2012-0642-0001,USCG,USCG-2012-0642,"NPRM: Safety Zones: Gilmerton Bridge Center Span Float-in, Elizabeth River; Norfolk, Portsmouth, and Chesapeake, VA (Federal Register Publication)",Proposed Rule,Notice of Proposed Rulemaking (NPRM),2012-07-25T04:00:00Z,2012,7,2012-07-25T04:00:00Z,2012-08-15T03:59:59Z,2017-03-10T22:26:17Z,2012-18125,0,0,09000064810af03c