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ANSI/ASSE Z117.1-2009 Package
Safety Requirements for Confined Spaces with Comparison Document for versions 1995, 2003 and 2009
This standard provides minimum safety requirements to be followed while entering, exiting and working in confined spaces at normal atmospheric pressure. Comparison document attempts to note the changes in the Z117.1 standard.
ANSI/ASSE Z117.1-2009 Package includes:
The American Society of Safety Engineers [asse]