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E-book

Calculation of vertical stress exerted by topographic features

Publisher:
[Washington, D.C.?] : U.S. Dept. of the Interior, Bureau of Mines, [1992]
Phys. Desc.:
33 pages : digital, PDF file
Electronic resource
Click for online content.

E-book

New technology for ground control in multiple-seam mining

Publisher:
[Pittsburgh, PA] : U.S. Dept. of Health and Human Services, Centers for Disease Control and Prevention, National Institute for Occupational Safety and Health, [2007]
Phys. Desc.:
[2] p. : digital, PDF file
Electronic resource
Click for online content.

E-book

Using ground penetrating radar for roof hazard detection in underground mines

Publisher:
[Pittsburgh, Pa.] : U.S. Dept. of Energy, Pittsburgh Research Center, [1996]
Phys. Desc.:
14 pages : digital, PDF file
Electronic resource
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E-book

Field-use early-strength shotcrete test system

Publisher:
[Pittsburgh, PA] : Dept. of Health and Human Services, Centers for Disease Control and Prevention, National Institute for Occupational Safety and Health, [2011]
Phys. Desc.:
1 online resource ([2] p.) : color ill.
Electronic resource
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E-book

NIOSH releases new AHSEM and ARBS software programs to improve ground control

Publisher:
[Pittsburgh, PA] : U.S. Dept. of Health and Human Services, Centers for Disease Control and Prevention, National Institute for Occupational Safety and Health, [2003]
Phys. Desc.:
[2] p. : digital, PDF file
Electronic resource
Click for online content.

E-book

Field-expedient shotcrete adhesion test system

Publisher:
[Pittsburgh, PA] : Dept. of Health and Human Services, Centers for Disease Control and Prevention, National Institute for Occupational Safety and Health, [2011]
Phys. Desc.:
1 online resource ([2] p.) : color illustrations
Electronic resource
Click for online content.

E-book

New updates for NIOSH coal mine ground control software

Publisher:
[Pittsburgh, PA] : U.S. Dept. of Health and Human Services, Centers for Disease Control and Prevention, National Institute for Occupational Safety and Health, [2006]
Phys. Desc.:
[2] p. : digital, PDF file
Electronic resource
Click for online content.