Reducing hazards in underground coal mines through the recognition and delineation of coalbed discontinuities caused by ancient channel processes /

Reducing hazards in underground coal mines through the recognition and delineation of coalbed discontinuities caused by ancient channel processes /

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Bibliographic Details
Main Author: Kertis, Carla A.
Corporate Author: United States. Bureau of Mines
Format: Government Document Book
Language:English
Published: [Pittsburgh, Pa.] : U.S. Dept. of the Interior, Bureau of Mines, [1985]
Series:Report of investigations (United States. Bureau of Mines) ; 8987.
Subjects:
Coal > Geology > Pennsylvania > Indiana County.
Coal > Geology > Pennsylvania > Armstrong County.
River channels.
Coal mines and mining > Pennsylvania > Indiana County > Safety measures.
Coal mines and mining > Pennsylvania > Armstrong County > Safety measures.
Online Access:https://purl.fdlp.gov/GPO/LPS98493
Description
Item Description:Title from title screen (viewed on July 28, 2008).
Electronic resource.
Physical Description:23 pages : digital, PDF file.
Format:Mode of access: Internet at the National Institute for Occupational Safety and Health web site. Address as of 7/28/08: http://www.cdc.gov/niosh/mining/pubs/pdfs/ri8987.pdf ; current access available via PURL.