Hand Power Tools for construction Basic tool safety

Hand Power Tools for construction

Basic tool safety v Keep in good condition v Right tool for job v Inspect tools v Operate tools correctly v PPE needed 1 a

Construction tool safety rules v Safety v Use guards v Use PPE 2 a

Switches on power tools v Positive “on-off” control v Momentary control v Constant contact “on-off” pressure switch 3 a

Hand tools v Hazards posed v Misuse v Improper maintenance 4 a

Knives and scissors v Keep sharp v Dull tools-hazardous v Use PPE 4 b

Power tools v Electric v Pneumatic v Liquid fuel v Hydraulic v Powder–actuated 5 a

General precautions v Don’t carry by cord v Never yank the cord v Heat, oil, and sharp edges v Disconnect tools v Safe distance v Secure work 5 b

General precautions v Accidental starting v Maintained per manufacturer v User's manual v Good footing v Proper apparel v "Do Not Use” 5 c

Guards v Point of operation v In–running nip points v Rotating parts v Flying chips and sparks 6 a

Hazards of electric power tools v Electrocution v Burns v Slight shocks v Falls 7 a

Shock protection v Three–wire v Double cord insulated v Low–voltage transformer isolation 7 b

Hazards of abrasive wheel tools v Moving v Throw wheel surface fragments v Disintegrating during start–up 8 a

Use of abrasive wheel tools v Inspect closely v Sound– or ring–test v Use guard v Use eye protection v Turn off the power v Never use a vise 8 b

Pneumatic tools v Compressed v Chippers air v Drills v Hammers v Sanders 9 a

Hazards v Struck by attachments v Struck by fastener 9 b

Pneumatic tools v 100 pounds per square inch v Needs special device v Prevent fasteners from ejection 9 c

PPE v Eye protection—required v Face protection— recommended v Ear protection— depends 9 d

Air hose safety v Fastened v Prevent v Added securely disconnection safeguard 9 e

Precautions v Same as electric cords v Safety clip or retainer v Screens and flying fragments v Never pointed toward anyone 9 f

Heavy jackhammers v Fatigue v Strains v Heavy rubber grips 9 g

PPE v Safety glasses v Safety shoes v Face shield 9 h

Liquid fueled-powered tools v Gasoline most common fuel 10 a

Fuel vapors v Burn or explode v Give off dangerous exhaust fumes 10 b

Proper procedures v Handling v Transporting v Storage 10 c

Refilling v Shut engine down v Allow it to cool 10 d

Ventilation v Closed area v Effective ventilation v PPE 10 e

Powder–actuated tools v Operate like a loaded gun v Specially trained employees 11 a

Safety precautions v Explosive/flammable atmosphere v Inspect v Don’t point v Don’t load v Don’t leave unattended v Hands clear 11 b

Operation v Bring the tool into position v Pull the trigger v Five pound force 11 c

Misfires v Wait v Try 30 seconds firing again v Wait 30 seconds v Remove v Put the load in water 11 d

PPE v Suitable v Face eye protection 11 e

Guarding v Protective v Will shield/guard not fire 11 f

Varying powder charges v Power level v Excessive force 11 g

Defects v Tagged v Take out of service 11 h

Applying fasteners v Precautions v Alignment guide 12 a

Hydraulic power tools v Fluid v Correct pressure 13 a

Jacks v Lever/ratchet v Screw jacks v Hydraulic jacks 13 b

Safety precautions v Stop device v Load limit v Blocked up v Slippage 13 c

Jack set-up v Firm level surface v Correctly centered v Jack v Lift head force 13 d

Maintenance v Inspect v Lubricate v Abnormal load v Antifreeze liquid 13 e