{"abstract":"FRA is amending the Federal Track Safety Standards to promote the safety of railroad operations over track constructed with concrete crossties. In particular, FRA is mandating specific requirements for effective concrete crossties, for rail fastening systems connected to concrete crossties, and for automated inspections of track constructed with concrete crossties.","action":"Final rule.","agencies":[{"raw_name":"DEPARTMENT OF TRANSPORTATION","name":"Transportation Department","id":492,"url":"https://www.federalregister.gov/agencies/transportation-department","json_url":"https://www.federalregister.gov/api/v1/agencies/492","parent_id":null,"slug":"transportation-department"},{"raw_name":"Federal Railroad Administration","name":"Federal Railroad 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2"],"dockets":[],"document_number":"2011-7666","effective_on":"2011-07-01","end_page":18087,"executive_order_notes":null,"executive_order_number":null,"full_text_xml_url":"https://www.federalregister.gov/documents/full_text/xml/2011/04/01/2011-7666.xml","html_url":"https://www.federalregister.gov/documents/2011/04/01/2011-7666/track-safety-standards-concrete-crossties","images":{"ER01AP11.002":{"large":"https://img.federalregister.gov/ER01AP11.002/ER01AP11.002_large.png","medium":"https://img.federalregister.gov/ER01AP11.002/ER01AP11.002_medium.png","original_size":"https://img.federalregister.gov/ER01AP11.002/ER01AP11.002_original_size.png"},"ER01AP11.046":{"large":"https://img.federalregister.gov/ER01AP11.046/ER01AP11.046_large.png","medium":"https://img.federalregister.gov/ER01AP11.046/ER01AP11.046_medium.png","original_size":"https://img.federalregister.gov/ER01AP11.046/ER01AP11.046_original_size.png"},"ER01AP11.003":{"large":"https://img.federalregister.gov/ER01AP11.003/ER01AP11.003_large.png","medium":"https://img.federalregister.gov/ER01AP11.003/ER01AP11.003_medium.png","original_size":"https://img.federalregister.gov/ER01AP11.003/ER01AP11.003_original_size.png"}},"images_metadata":{"ER01AP11.002":{"large":{"identifier":"ER01AP11.002","content_type":"image/png","size":16363,"width":692,"sha":"875166d0db7661fa34d2ab42ca640b87","url":"https://img.federalregister.gov/ER01AP11.002/ER01AP11.002_large.png","height":328},"medium":{"identifier":"ER01AP11.002","content_type":"image/png","size":4658,"width":327,"sha":"95c5ecc0d87075223a5282aaaf37003f","url":"https://img.federalregister.gov/ER01AP11.002/ER01AP11.002_medium.png","height":155},"original_size":{"identifier":"ER01AP11.002","content_type":"image/png","size":40084,"width":2466,"sha":"900528106e0abe042895e213ebbfb968","url":"https://img.federalregister.gov/ER01AP11.002/ER01AP11.002_original_size.png","height":1169}},"ER01AP11.046":{"large":{"identifier":"ER01AP11.046","content_type":"image/png","size":11216,"width":713,"sha":"2a199bef17c56c65a724da65ece7d773","url":"https://img.federalregister.gov/ER01AP11.046/ER01AP11.046_large.png","height":330},"medium":{"identifier":"ER01AP11.046","content_type":"image/png","size":4530,"width":336,"sha":"21ec78b91db07882d04a815b009960c5","url":"https://img.federalregister.gov/ER01AP11.046/ER01AP11.046_medium.png","height":156},"original_size":{"identifier":"ER01AP11.046","content_type":"image/png","size":41987,"width":2531,"sha":"25be6f7761540720ed06a379cfb1da37","url":"https://img.federalregister.gov/ER01AP11.046/ER01AP11.046_original_size.png","height":1173}},"ER01AP11.003":{"large":{"identifier":"ER01AP11.003","content_type":"image/png","size":17358,"width":756,"sha":"90344acae4992703806088b4a523517a","url":"https://img.federalregister.gov/ER01AP11.003/ER01AP11.003_large.png","height":326},"medium":{"identifier":"ER01AP11.003","content_type":"image/png","size":5374,"width":357,"sha":"6fda0db79cfe5f6ae4660156d3ee5156","url":"https://img.federalregister.gov/ER01AP11.003/ER01AP11.003_medium.png","height":154},"original_size":{"identifier":"ER01AP11.003","content_type":"image/png","size":46865,"width":2690,"sha":"4acf9a6d0fb64caecded6ba3a94c5d36","url":"https://img.federalregister.gov/ER01AP11.003/ER01AP11.003_original_size.png","height":1160}}},"json_url":"https://www.federalregister.gov/api/v1/documents/2011-7666?publication_date=2011-04-01","mods_url":"https://www.govinfo.gov/metadata/granule/FR-2011-04-01/2011-7666/mods.xml","not_received_for_publication":null,"page_length":15,"page_views":{"count":2019,"last_updated":"2026-10-22 20:15:04 -0400"},"pdf_url":"https://www.govinfo.gov/content/pkg/FR-2011-04-01/pdf/2011-7666.pdf","presidential_document_number":null,"proclamation_number":null,"public_inspection_pdf_url":null,"publication_date":"2011-04-01","raw_text_url":"https://www.federalregister.gov/documents/full_text/text/2011/04/01/2011-7666.txt","regulation_id_number_info":{"2130-AC01":{"issue":"201104","html_url":"https://www.federalregister.gov/regulations/2130-AC01/track-safety-standards-concrete-crossties","title":"Track Safety Standards; Concrete Crossties","xml_url":"http://www.reginfo.gov/public/do/eAgendaViewRule?pubId=201104&RIN=2130-AC01&operation=OPERATION_EXPORT_XML","priority_category":"Substantive, Nonsignificant"}},"regulation_id_numbers":["2130-AC01"],"regulations_dot_gov_info":{"checked_regulationsdotgov_at":"2011-04-21T08:04:15Z"},"regulations_dot_gov_url":null,"significant":false,"signing_date":null,"start_page":18073,"subtype":null,"title":"Track Safety Standards; Concrete Crossties","toc_doc":"Track Safety Standards; Concrete Crossties","toc_subject":null,"topics":["Penalties","Railroad safety","Reporting and recordkeeping requirements"],"type":"Rule","volume":76}