O FFICE E RGONOMICS Presented by: Scott D. Cole, COSS, ASP.
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Transcript of O FFICE E RGONOMICS Presented by: Scott D. Cole, COSS, ASP.
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OFFICE ERGONOMICSPresented by: Scott D. Cole, COSS, ASP
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OBJECTIVES
Introduction to Ergonomics Overview of Ergonomic Risk Factors Basic Ergonomic Design Principles How to Arrange Your Workspace
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ERGONOMICS
The science of adjusting and arranging the environment to fit the employee. Visual and musculoskeletal
discomfort and fatigue are eliminated or reduced.
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DIFFERENCES
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RISK FACTORS
Repetition A task or a series of motions performed over and
over Forceful Exertions
Amount of physical effort required to perform a task
Awkward Postures Reaching, bending, twisting, holding fixed
positions Contact Stress
Exposure of a body part to a hard or sharp surface repetitively or forcefully at a workstation or tool
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ELIMINATE REPETITION
Take frequent, short breaks Drink water Vary tasks throughout your day
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ELIMINATE FORCEFUL EXERTIONS
Keyboard strokes Pushing and pulling
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ELIMINATE AWKWARD POSTURES
Telephone Document References Chair Keyboard Mouse Visual Display Unit Desk
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ELIMINATE CONTACT STRESS
Desk Chair Mouse Keyboard
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STANDING NEUTRAL
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THE NEUTRAL SEATED POSITION
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THE CHAIR
Seat Pan Provides support, waterfall design, adequate hip
room. Height
Adjustable? Feet firmly on the ground. Lumbar Support Back Rest
Large enough to provide mid to upper support. Armrests
Adjustable, padded and contoured. 5 Spokes for Stability
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EXAMPLE OF A GOOD CHAIR
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THE KEYBOARD
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THE KEYBOARD
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THE KEYBOARD
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THE KEYBOARD
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THE KEYBOARD
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KEYBOARD PLACEMENT AND POSITIONING
Just above the user’s lap – 1”- 2” above the thighs
Lettered portion of the keyboard centered with the visual display unit
The letter “H” should be aligned with the user’s bellybutton
At a negative slope
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THE MOUSE
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THE MOUSE
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THE MOUSE
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MOUSE PLACEMENT AND POSITIONING
Mouse from the elbow Eliminate the numeric keypad At a negative slope Avoid wrist wrests
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THE DESK
Consider the user(s) 28” – 30” above the floor Deep enough to accommodate all equipment
and processing information Make it adjustable, if possible Rolled edges
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THE VISUAL DISPLAY UNIT
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THE VISUAL DISPLAY UNIT
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THE VISUAL DISPLAY UNIT (VDU)
Eliminate glare Arm’s length away or more Centered in front of the user (duel VDU
exemption) Bottom of the VDU tilted towards the user VDU should be as low as possible, 15 – 50
degrees below horizontal eye level
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LIGHTING
Indirect lighting Control outside lighting with blinds and
shades Keep ambient light levels low and
supplement with task lighting Position the VDT so that it is parallel with the
fluorescent tube
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THANK YOU
Presented by: Scott D. Cole, COSS, ASP
OFFICE ERGONOMICS