1. what is fit testing how well does the face-piece seal to the persons face? 3
TRANSCRIPT
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What is Fit Testing
How well does the face-piece seal to the persons face?
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Who needs to be fit tested
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Why Should We Fit Test
• Confirms that the respirator provides a satisfactory seal or barrier between the wearer and the contaminated environment.
• Ensures that the wearer knows how to properly don and use the respirator
• Helps to determine if a respirator will be comfortable for the worker while performing work duties
Safety
Training
Comfort
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Best Practice
• AS/NZS 1715:2009 selection ,use and maintenance of respiratory protective equipment
Legal • HSE act: take all practicable steps
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Fit Test Methods
Qualitative Quantitative
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Fit Test Methods
Qualitative
• SUBJECTIVE • Rely on the wearers
subjective response
Quantitative
• OBJECTIVE • Assesses the adequacy of
respirator fit by “numerically measuring the amount of leakage into the respirator.”
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Condensation Particle Counter
The particle counter sees particles through a technique called condensation. Particles counted, are the challenge agent used for fit testing
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CPC Basics
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Quantitative fit factor
Fit Factor = C out divided by C in
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Advantages of Quantitativefit testing
• Saves time – total cost reduced• Precise • No chance of deception• No fit factor limit – disposable ,half mask , full
face , SCBA• Useful training tool • Hard copy documentation of results• Piece of mind
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AS/NZS 1715: 2009To comply with AS/NZS 1715 you need to have a system in place that covers:
• Appointment of a programme administrator• Selection of RPE • Medical screening of end users• Training • Issue of RPE• Fitting of equipment• Respiratory testing• Wearing of RPE• Maintenance of RPE • Record keeping • Program evaluation
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Onsite Quantitative Fit Testing - 0508 FIT TEST