Underground construction
Subtitle: (tunneling)
Contributors: United States. Occupational Safety and Health Administration
Edition: 1996 (Rev.)
Publisher: U.S. Dept. of Labor, Occupational Safety and Health Administration; [U.S. G.P.O., Supt. of Docs., distributor]
Published: 1996
Place of publication: [Washington, D.C.] (200 Constitutionm Ave, NW, Washington 20277-2975)
Language: eng
Number of pages: 23
Subjects: Tunneling -- United States -- Safety measures; Underground construction -- Safety measures
Notes: Shipping list no.: 97-0015-P

"OSHA 3115."

Includes bibliographical references (p. 14-15)