Respirator Change Schedules Decision Logic Flowcharts

• Selection Flowchart
• Flowchart 1
• Flowchart 2
• Flowchart 3
• Flowchart 4
• Flowchart 5
• Flowchart 6

Text Version

• 3
  • Are historical data available?
    • Yes - Compile all available data - Go to "(1) Does data include 'worse case scenarios?'"
    • No - Go to "Are data for a similar site available?"
  • (1) Does data include "worse case scenarios?"
    • Yes - Go to "Does data include all possible contaminants?"
    • No - Go to "Are data for a similar site available?"
  • Does data include all possible contaminants?
    • Yes - Go to "Verify or attempt to lower worse case concentrations by sampling?"
    • No - Go to "Are data for a similar site available?"
  • Are data for a similar site available?
    • Yes - Compile all available data - Go to "(2) Does data include 'worse case scenarios?'"
    • No - Go to "Are manufacturer recommendations available?"
  • (2) Does data include "worse case scenarios?"
    • Yes - Go to "Does data (plus historical) include all possible contaminants?"
    • No - Go to "Are manufacturer recommendations available?"
  • Does data (plus historical) include all possible contaminants?
    • Yes - Go to "Verify or attempt to lower worse case concentrations by sampling?"
    • No - Go to "Are manufacturer recommendations available?"
  • Are manufacturer recommendations available?
    • Yes - Compile all available data - Go to "(3) Does data include 'worse case scenarios?'"
    • No - Go to "Will you conduct field sampling & analysis?"
  • (3) Does data include "worse case scenarios?"
    • Yes - Go to "Does data (plus historical and similar site) include all possible contaminants?"
    • No - Go to "Will you conduct field sampling & analysis?"
  • Does data (plus historical and similar site) include all possible contaminants?
    • Yes - Go to "Verify or attempt to lower worse case concentrations by sampling?"
    • No - Go to "Will you conduct field sampling & analysis?"
  • Will you conduct field sampling & analysis?
    • Yes - Identify chemicals with insufficient information - Go to "Determine appropriate sampling & analysis methods"
    • No - Insufficient information to develop a change schedule. You cannot use APR.
  • Determine appropriate sampling & analysis methods.
  • Conduct sampling & analysis.
  • Verify or attempt to lower concentrations by sampling?
    • Yes - Determine which chemicals to further evaluate - Go to "Determine appropriate sampling & analysis methods"
    • No - Compile chemicals and associated concentrations - 3R - Go to main page

^*Accessibility Assistance: Contact OSHA's Directorate of Technical Support and Emergency Management at (202) 693-2300 for assistance accessing PDF materials.

All other documents, that are not PDF materials or formatted for the web, are available as Microsoft Office® formats and videos and are noted accordingly. If additional assistance is needed with reading, reviewing or accessing these documents or any figures and illustrations, please also contact OSHA's Directorate of Technical Support and Emergency Management at (202) 693-2300.

^**eBooks - EPUB is the most common format for e-Books. If you use a Sony Reader, a Nook, or an iPad you can download the EPUB file format. If you use a Kindle, you can download the MOBI file format.