Basically applies to block valve under the PSV. The one that im used to are
NOT 'one-time-only' disposable device. Normally covered under the
Lockout/Tagout procedure. Record of course needs to be maintained. Cant
recall if this is an ASME mandatory requirement?
[Non-text portions of this message have been removed] Received on Wed Sep 07 08:18:00 2005
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