Eng-Tips is the largest engineering community on the Internet

Intelligent Work Forums for Engineering Professionals

Search results for query: *

  • Users: unSIL
  • Order by date
  1. unSIL

    ANSI 84 - SIL Ratings - Manual Operations

    If an operating procedure exists (e.g. for startup) and the LOPA is for the startup case, it can be credited as a layer of protection. It's value is dependant on the quality of the procedure and the number of people involved to verify the steps are completed in the proper sequence. Normally...
Back
Top