Potential safety hazard on J.H. Fletcher & Co. roof bolting machines with independent left and right tram levers
Series: Program information bulletin -- no. P09-01; Program information bulletin -- no. P09-01.
Publisher: U.S. Dept. of Labor, Mine Safety and Health Administration, Pittsburgh Safety & Health Technology Center
Published: 2009
Place of publication: Pittsburgh, Pa
Language: eng
Format: [electronic resource]
Subjects: Mine roof bolting; Equipment and supplies; Safety measures; Mine safety
Notes: Title from title screen (viewed on Nov. 30, 2011).

"Issue date: 01/06/2009."