
Respiratory Protection eTool
Respirator Change Schedules Decision Logic Flowcharts
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
- Are historical data available?
