{"abstract":null,"action":null,"agencies":[{"raw_name":"DEPARTMENT OF LABOR","name":"Labor Department","id":271,"url":"https://www.federalregister.gov/agencies/labor-department","json_url":"https://www.federalregister.gov/api/v1/agencies/271","parent_id":null,"slug":"labor-department"},{"raw_name":"Mine Safety and Health Administration","name":"Mine Safety and Health Administration","id":288,"url":"https://www.federalregister.gov/agencies/mine-safety-and-health-administration","json_url":"https://www.federalregister.gov/api/v1/agencies/288","parent_id":271,"slug":"mine-safety-and-health-administration"}],"body_html_url":"https://www.federalregister.gov/documents/full_text/html/2001/07/25/01-18448.html","cfr_references":[],"citation":"66 FR 38748","comment_url":null,"comments_close_on":null,"correction_of":null,"corrections":[],"dates":null,"disposition_notes":null,"docket_ids":["Docket No. M-2001-063-C","Docket No. M-2001-064-C","Docket No. M-2001-065-C","Docket No. M-2001-066-C","Docket No. M-2001-067-C","Docket No. M-2001-068-C","Docket No. M-2001-069-C","Docket No. M-2001-070-C","Docket No. M-2001-071-C","Docket No. M-2001-072-C","Docket No. M-2001-073-C","Docket No. M-2001-074-C"],"dockets":[],"document_number":"01-18448","effective_on":null,"end_page":38750,"executive_order_notes":null,"executive_order_number":null,"explanation":null,"full_text_xml_url":"https://www.federalregister.gov/documents/full_text/xml/2001/07/25/01-18448.xml","html_url":"https://www.federalregister.gov/documents/2001/07/25/01-18448/petitions-for-modification","images":{},"images_metadata":{},"json_url":"https://www.federalregister.gov/api/v1/documents/01-18448?publication_date=2001-07-25","mods_url":"https://www.govinfo.gov/metadata/granule/FR-2001-07-25/01-18448/mods.xml","not_received_for_publication":null,"page_length":3,"page_views":{"count":22,"last_updated":"2026-04-04 10:15:04 -0400"},"pdf_url":"https://www.govinfo.gov/content/pkg/FR-2001-07-25/pdf/01-18448.pdf","presidential_document_number":null,"proclamation_number":null,"public_inspection_pdf_url":null,"publication_date":"2001-07-25","raw_text_url":"https://www.federalregister.gov/documents/full_text/text/2001/07/25/01-18448.txt","regulation_id_number_info":{},"regulation_id_numbers":[],"regulations_dot_gov_info":{},"regulations_dot_gov_url":null,"significant":null,"signing_date":null,"start_page":38748,"subtype":null,"title":"Petitions for Modification","toc_doc":"Kentucky May Coal Co. et al.","toc_subject":"Safety standard petitions:","topics":[],"type":"Notice","volume":66}