SEQUENCE OF BASIC JOB STEPS POTENTIAL …

1 JOB HAZARD ANALYSIS Powder Actuated Tool (PAT) NOTE: This analysis is generic for PATs. Specific tools may have different risks due to different designs. Page 1 of 1; Filename: JHA XXX DATE 2011 Du-All Safety Date: January 1, 2011 Analysis by: Jane Doe, Du All Safety Reviewed by: Supervisor, ABC Company Approved by: Manager, ABC Company Job Description: Use of Powder Actuated Tool (PAT) Title of Person who does Job: Technician Title of Supervisor: Supervisor Department: Facilities Division/section: Building Required personal protective equipment: Safety Glasses and earplugs or earmuffs Required material safety data sheets.

2 None SEQUENCE OF BASIC JOB STEPS POTENTIAL ACCIDENTS OR HAZARDS RECOMMENDED SAFE JOB PROCEDURE Ensure area is safe for use of PATs a) Fires b) injury to bystanders a) Follow procedures in Hot Work program b) Post signs warning of use of PAT Check if there is a charge or fastener in the tool Inadvertent firing Visually inspect for charge or fastener Check for proper operation of firing mechanism Failure to operate properly when loaded Pull the trigger and listen for the firing pin to activate. Repeat several times. Determine if powder actuated fastening is proper technique for the job Spall, fracture, bending fastener, etc.

3 Perform Center Punch Test Select proper fastener Failure to fasten properly a) Use manufacturer s recommended fastener for the materials to be joined b) If possible, fire a test round Select proper charge Inadequate seating of fastener, too deep or too shallow a) Use manufacturer s recommended charge b) If possible, fire a test round c) Adjust fastener depth, if tool has such an adjustment Mount necessary guides 6) Failure to use proper guides may result in missing target, ricochets, etc. Use manufacturer s recommended guides (eg, hole aligners, spall guards, etc.) Load fasteners then load Charge Inadvertent discharge while loading Load fasteners before loading charge Press tool against work and pull trigger a) Tool fires into something other than target b) Tool does not fire c) Tool jam d) Material spalls a) Never press too against anything other than intended target.

4 Do not defeat safety device b) Wait at least 15 seconds, and attempt to refire. If it does not, carefully replace tool in carrying case and return to vendor for repairs c) Do not attempt to refire. Carefully replace tool in carrying case and return to vendor for repairs. d) Wear proper eye protection. d) Repeat center punch test, and adjust fastener depth and/or charge as necessary Remove unused charges Charges won t unload Wait for charges to cool and try again to remove. If jammed, return to vendor for repairs Remove unused fasteners Inadvertent firing of fasteners while unloading Remove charges before removing fasteners.

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