Hand_and_Power_Tools_for_Construction.ppt
- 1. Hand and Hand and Power Tools Power Tools for construction for construction
- 2. Basic tool safety Basic tool safety Keep in good condition Keep in good condition Right tool for job Right tool for job Inspect tools Inspect tools Operate tools correctly Operate tools correctly PPE needed PPE needed 1a
- 3. Construction Construction tool safety rules tool safety rules Safety Safety Use guards Use guards Use PPE Use PPE 2a
- 4. Switches on power tools Switches on power tools Positive “on-off” control Positive “on-off” control Momentary contact “on-off” Momentary contact “on-off” control control Constant pressure switch Constant pressure switch 3a
- 5. Hand tools Hand tools Hazards posed Hazards posed Misuse Misuse Improper maintenance Improper maintenance 4a
- 6. Knives and scissors Knives and scissors Keep sharp Keep sharp Dull tools-hazardous Dull tools-hazardous Use PPE Use PPE 4b
- 7. Power tools Power tools Electric Electric Pneumatic Pneumatic Liquid fuel Liquid fuel Hydraulic Hydraulic Powder–actuated Powder–actuated 5a
- 8. General precautions General precautions Don’t carry by cord Don’t carry by cord Never yank the cord Never yank the cord Heat, oil, and sharp edges Heat, oil, and sharp edges Disconnect tools Disconnect tools Safe distance Safe distance Secure work Secure work 5b
- 9. General precautions General precautions Accidental starting Accidental starting Maintained per manufacturer Maintained per manufacturer User's manual User's manual Good footing Good footing Proper apparel Proper apparel "Do Not Use” "Do Not Use” 5c
- 10. Guards Guards Point of operation Point of operation In–running nip points In–running nip points Rotating parts Rotating parts Flying chips Flying chips and sparks and sparks 6a
- 11. Hazards of electric Hazards of electric power tools power tools Electrocution Electrocution Burns Burns Slight shocks Slight shocks Falls Falls 7a
- 12. Shock protection Shock protection Three–wire cord Three–wire cord Double insulated Double insulated Low–voltage isolation Low–voltage isolation transformer transformer 7b
- 13. Hazards of abrasive Hazards of abrasive wheel tools wheel tools Moving wheel surface Moving wheel surface Throw fragments Throw fragments Disintegrating Disintegrating during start–up during start–up 8a
- 14. Use of abrasive wheel Use of abrasive wheel tools tools Inspect closely Inspect closely Sound– or ring–test Sound– or ring–test Use guard Use guard Use eye protection Use eye protection Turn off the power Turn off the power Never use a vise Never use a vise 8b
- 15. Pneumatic tools Pneumatic tools Compressed air Compressed air Chippers Chippers Drills Drills Hammers Hammers Sanders Sanders 9a
- 16. Hazards Hazards Struck by attachments Struck by attachments Struck by fastener Struck by fastener 9b
- 17. Pneumatic tools Pneumatic tools 100 pounds per square inch 100 pounds per square inch Needs special device Needs special device Prevent fasteners Prevent fasteners from ejection from ejection 9c
- 18. PPE PPE Eye protection—required Eye protection—required Face protection— Face protection— recommended recommended Ear protection— Ear protection— depends depends 9d
- 19. Air hose safety Air hose safety Fastened securely Fastened securely Prevent disconnection Prevent disconnection Added safeguard Added safeguard 9e
- 20. Precautions Precautions Same as electric cords Same as electric cords Safety clip or retainer Safety clip or retainer Screens and flying Screens and flying fragments fragments Never pointed toward Never pointed toward anyone anyone 9f
- 21. Heavy jackhammers Heavy jackhammers Fatigue Fatigue Strains Strains Heavy rubber grips Heavy rubber grips 9g
- 22. PPE PPE Safety glasses Safety glasses Safety shoes Safety shoes Face shield Face shield 9h
- 23. Liquid fueled-powered Liquid fueled-powered tools tools Gasoline most common fuel Gasoline most common fuel 10a
- 24. Fuel vapors Fuel vapors Burn or explode Burn or explode Give off Give off dangerous dangerous exhaust fumes exhaust fumes 10b
- 25. Proper procedures Proper procedures Handling Handling Transporting Transporting Storage Storage 10c
- 26. Refilling Refilling Shut engine down Shut engine down Allow it to cool Allow it to cool 10d
- 27. Ventilation Ventilation Closed area Closed area Effective Effective ventilation ventilation PPE PPE 10e
- 28. Powder–actuated tools Powder–actuated tools Operate like a loaded gun Operate like a loaded gun Specially trained Specially trained employees employees 11a
- 29. Safety precautions Safety precautions Explosive/flammable Explosive/flammable atmosphere atmosphere Inspect Inspect Don’t point Don’t point Don’t load Don’t load Don’t leave unattended Don’t leave unattended Hands clear Hands clear 11b
- 30. Operation Operation Bring the tool into position Bring the tool into position Pull the trigger Pull the trigger Five pound force Five pound force 11c
- 31. Misfires Misfires Wait 30 seconds Wait 30 seconds Try firing again Try firing again Wait 30 seconds Wait 30 seconds Remove the load Remove the load Put in water Put in water 11d
- 32. PPE PPE Suitable eye Suitable eye Face protection Face protection 11e
- 33. Guarding Guarding Protective shield/guard Protective shield/guard Will not fire Will not fire 11f
- 34. Varying powder charges Varying powder charges Power level Power level Excessive force Excessive force 11g
- 35. Defects Defects Tagged Tagged Take out of Take out of service service 11h
- 36. Applying fasteners Applying fasteners Precautions Precautions Alignment guide Alignment guide 12a
- 37. Hydraulic power tools Hydraulic power tools Fluid Fluid Correct pressure Correct pressure 13a
- 38. Jacks Jacks Lever/ratchet jacks Lever/ratchet jacks Screw jacks Screw jacks Hydraulic jacks Hydraulic jacks 13b
- 39. Safety precautions Safety precautions Stop device Stop device Load limit Load limit Blocked up Blocked up Slippage Slippage 13c
- 40. Jack set-up Jack set-up Firm level surface Firm level surface Correctly Correctly centered centered Jack head Jack head Lift force Lift force 13d
- 41. Maintenance Maintenance Inspect Inspect Lubricate Lubricate Abnormal load Abnormal load Antifreeze liquid Antifreeze liquid 13e