Occupational Exposure to Respirable Crystalline Silica

Federal Register, Volume 78 Issue 177 (Thursday, September 12, 2013)

Federal Register Volume 78, Number 177 (Thursday, September 12, 2013)

Proposed Rules

Pages 56273-56504

From the Federal Register Online via the Government Printing Office www.gpo.gov

FR Doc No: 2013-20997

Page 56273

Vol. 78


No. 177

September 12, 2013

Part II

Department of Labor


Occupational Safety and Health Administration


29 CFR Parts 1910, 1915, and 1926

Occupational Exposure to Respirable Crystalline Silica; Proposed Rule

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