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Assessing Display Screen Equipment. Mark Mallen Health And Safety Manager Fenlock-Hansen Ltd. Introduction. DSE? Why am I here?. Course Content. What is display screen equipment Legal framework Hazards Potential health effects. Course Content. Common misconceptions Users

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assessing display screen equipment

Assessing Display Screen Equipment

Mark Mallen

Health And Safety Manager

Fenlock-Hansen Ltd

Hansen – Managing Safely

introduction
Introduction
  • DSE?
  • Why am I here?

Hansen – Managing Safely

course content
Course Content
  • What is display screen equipment
  • Legal framework
  • Hazards
  • Potential health effects

Hansen – Managing Safely

course content1
Course Content
  • Common misconceptions
  • Users
  • Those at risk
  • Conducting an assessment
  • Follow-up

Hansen – Managing Safely

what is display screen equipment
What Is Display Screen Equipment ?
  • Known as VDUs
    • Computer terminals 
    • Liquid crystal displays
    • Microfiche
    • Process control screens
    • Not televisions

Hansen – Managing Safely

legal framework
Legal Framework
  • The Health and Safety (Display Screen Equipment) Regulations 1992
    • the ‘VDU Regs’
    • Part of the ‘six pack’
    • Aim of preventing ill health
    • Imposes legal responsibilities and duties

Hansen – Managing Safely

legal framework1
Legal Framework
  • Employers’ Duties
    • Assess risks
    • Provide a healthy workplace
    • Ensure workstations comply
    • Eyesight tests
    • Provide information, instruction and training

Hansen – Managing Safely

legal framework2
Legal Framework
  • Employees’ duties
    • Follow the rules
    • Work safely
    • Report problems

Hansen – Managing Safely

hazards and potential health effects
Hazards and Potential Health Effects
  • Hazards
    • Poor posture
    • Working for too long
    • Poor working environment
    • Poor management of workload

Hansen – Managing Safely

hazards and potential health effects1
Hazards and Potential Health Effects
  • Potential health effects
    • Visual discomfort
    • Upper limb disorders - RSI
    • Aches and pains
    • Stress

Hansen – Managing Safely

vision
Vision
  • Headaches
  • Visual fatigue
    • Sore
    • Irritated
    • Tired

Hansen – Managing Safely

vision1
Vision
  • From
    • Working too long
    • Dry environment
    • Glare
    • Existing conditions

Hansen – Managing Safely

vision2
Vision
  • Can aggravate existing conditions
  • Eyesight gradually worsens with age

Hansen – Managing Safely

vision3
Vision
  • Contact lenses
    • A dry atmosphere
    • Blinking less

Hansen – Managing Safely

vision4
Vision
  • Use the Hansen Eyecare scheme
  • Report problems to your supervisor
  • Seek medical advice

Hansen – Managing Safely

hansen s eye care scheme
Hansen’s Eye Care Scheme
  • Consistent with the DSE regulations
  • Eyesight tests
  • A pair of basic spectacles for DSE work 
  • Test may identify the cause of problems

Hansen – Managing Safely

hansen s eyecare scheme
Hansen’s Eyecare Scheme
  • Follow the optician's advice
  • Wear any spectacles provided
  • Tests before starting DSE activities

Hansen – Managing Safely

musculoskeletal
Musculoskeletal
  • General fatigue, aches and pains
    • Workstation problem
    • May indicate other problems

Hansen – Managing Safely

musculoskeletal1
Musculoskeletal
  • Many musculoskeletal disorders start with
    • Numbness
    • Tingling
    • Aching hands, fingers or limbs

Hansen – Managing Safely

musculoskeletal2
Musculoskeletal
  • May be aggravated by work
  • Or manifest at work
  • Backache may indicate poor posture

Hansen – Managing Safely

musculoskeletal3
Musculoskeletal
  • Long term
  • Problems may get worse
  • Don’t leave things

Hansen – Managing Safely

musculoskeletal4
Musculoskeletal
  • If you suffer discomfort, report it to your supervisor or manager
  • Seek medical advice as soon as possible

Hansen – Managing Safely

common misconceptions
Common Misconceptions
  • Do not give off harmful radiation
  • Do not cause complications during pregnancy
    • Source: national radiological protection board
  • Unlikely to induce epileptic seizures or fits
  • Do not damage eyesight

Hansen – Managing Safely

common misconceptions1
Common Misconceptions
  • Any concerns
  • Seek medical advice

Hansen – Managing Safely

users and those at risk
Users and Those at Risk
  • Defined as
    • No alternative
    • Need significant training or particular skills
    • Use the display screen for continuous spells of an hour or more

Hansen – Managing Safely

users
Users
  • Use the equipment most days
  • Have to input data quickly or accurately
  • Need high levels of concentration or undertake critical work

Hansen – Managing Safely

users1
Users
  • Hansen define regular users as
    • Either at least one-hour continuous work or
    • Two and a half hours accumulatively
  • Risk low if users follow safe working procedures

Hansen – Managing Safely

high risk users
High Risk Users
  • Working all day with a screen
  • Inputting
  • Word processing
  • A computer aided design (CAD) operator

Hansen – Managing Safely

moderate risk users
Moderate Risk Users
  • A secretary or personal assistant

Hansen – Managing Safely

low risk users
Low Risk Users
  • A salesperson that inputs daily sales figures
  • Somebody that does not use a DSE every day

Hansen – Managing Safely

not users
Not Users
  • A senior manager who uses the screen for brief enquiries

Hansen – Managing Safely

not users1
Not Users
  • A receptionist, who occasionally, interrogates the screen for information

Hansen – Managing Safely

conducting an assessment
Conducting an Assessment
  • Risk assessment
    • Each workstation
    • Trained assessors
    • A standard, company pro-forma
    • Reflecting an ‘ergonomic approach’

Hansen – Managing Safely

ergonomics
Ergonomics
  • Adapting the task to fit the worker
  • Adjust and use the equipment to individuals’ needs

Hansen – Managing Safely

ergonomics1
Ergonomics
  • User position
  • Equipment
  • Screen position
  • Environment
  • Software

Hansen – Managing Safely

conducting an assessment1
Conducting an Assessment
  •  Risk assessments may recommend
    • Wrist supports
    • Footrests
    • Other ergonomic measures
    • Changes to the workplace

Hansen – Managing Safely

the pro forma
The Pro Forma
  • Fill in information at top of assessment record
  • Read the question in ‘risk factors’, if ‘yes’, assessment complete

Hansen – Managing Safely

the pro forma1
The Pro Forma
  • To satisfy the regulations, a ‘yes’ is required for questions in the ‘equipment factors’ section
  • If ‘no’ action is required

Hansen – Managing Safely

the pro forma2
The Pro Forma
  • If ‘no’, look in ‘help’ section
  • Try the solution
  • If it does not work, further action may be required
  • If further action is required
    • A purchase, put solution in ‘further action’ column

Hansen – Managing Safely

the pro forma3
The Pro Forma
  • If ‘no’, further action will be required
  • Enter action to be taken in ‘further actions’ column
  • Tick when action complete
  • If in doubt, ask

Hansen – Managing Safely

section 1 the display screen
Section 1 - the Display Screen
  • Positioned to suit the lighting and work
  • Glare can be irritating
  • Cause eye fatigue
  • Force users to adopt awkward postures
  • Move screen to eliminate reflections

Hansen – Managing Safely

section 1 the display screen1
Section 1 - the Display Screen
  • Glare filters
    • Can reduce reflections
    • Affects quality
    • To be used as a last resort

Hansen – Managing Safely

section 2 keyboard comfort
Section 2 - Keyboard Comfort
  • Positioning is important to overall comfort
  • Ideally, keyboard in front of the user
  • Gap, 50mm to 100mm
  • To rest the heels of the hands

Hansen – Managing Safely

section 2 keyboard comfort1
Section 2 - Keyboard Comfort
  • Move the chair
  • Fingers to rest comfortably on the keys
  • Wrists should not flex up or down
  • Adjust the angle of slope
  • Keyboard glare-free

Hansen – Managing Safely

section 3 furniture fit for purpose
Section 3 - Furniture ‘Fit’ for Purpose 
  • Desk space
  • Things should be within easy reach
  • Stretching or reaching can cause stress and strain

Hansen – Managing Safely

section 3 furniture fit for purpose1
Section 3 - Furniture ‘Fit’ for Purpose 
  • Ideal position
    • Display screen and keyboard directly in front of the user 
  • Some tasks require more space in front of the user

Hansen – Managing Safely

section 3 furniture fit for purpose2
Section 3 - Furniture ‘Fit’ for Purpose 
  • Chair
  • A properly adjusted chair
    • Important to short term comfort
    • Long-term well being
  • Adjustable for height and back support

Hansen – Managing Safely

section 3 furniture fit for purpose3
Section 3 - Furniture ‘Fit’ for Purpose 
  • Poor posture can cause backache
  • Pain in the neck and shoulders
  • Working for long periods in an awkward position can cause fatigue in the short term 
  • Strain on the joints and muscles can cause harm in the long term

Hansen – Managing Safely

section 3 furniture fit for purpose4
Section 3 - Furniture ‘Fit’ for Purpose 
  • Personal comfort
  • Eyes should be level with the top of the VDU casing
  • Forearms horizontal with the keyboard

Hansen – Managing Safely

section 3 furniture fit for purpose5
Section 3 - Furniture ‘Fit’ for Purpose 
  • Armrests should not interfere with keying
  • Still allow the chair under the desk
    • Not a legal requirement
  • The space under the desk should be free from clutter, to allow ‘fidgeting’

Hansen – Managing Safely

section 3 furniture fit for purpose6
Section 3 - Furniture ‘Fit’ for Purpose 
  • Feet flat on the floor or footrest, weight on buttocks, not thighs
  • The back pad or support should be adjustable
    • To fit the curve of the spine

Hansen – Managing Safely

section 4 the working environment
Section 4 – the Working Environment
  • Space
  • Is there enough room for the user(s) and the workstation(s)
  • Keep cables under control to prevent tripping hazards

Hansen – Managing Safely

section 4 the working environment1
Section 4 – the Working Environment
  • Ambience
    • The temperature should be within reasonable limits 
    • Noise should be within acceptable limits
    • The lighting should be at a comfortable level

Hansen – Managing Safely

section 4 the working environment2
Section 4 – the Working Environment
  • The humidity at an acceptable level
    • Too dry, sore eyes
  • Reasonably well ventilated

Hansen – Managing Safely

section 4 the working environment3
Section 4 – the Working Environment
  • Will additional equipment affect the working environment
    • Noise
    • Heat
    • Space

Hansen – Managing Safely

section 5 the software
Section 5 – the Software
  • Can the operator use the software they are expected to use
  • Is training required

Hansen – Managing Safely

conducting an assessment2
Conducting an Assessment
  • Has everything been covered?

Hansen – Managing Safely

conducting an assessment3
Conducting An Assessment
  • If yes to any question, answer concerns on hints

Hansen – Managing Safely

practical assessment
Practical Assessment
  • Using the pro forma, conduct an assessment in the workplace
  • Debrief on assessment

Hansen – Managing Safely

follow up
Follow Up
  • If action is required, ensure that it is completed.
    • Bring completed assessments to health and safety manager.
    • A Costed action plan shall be drawn up.
    • Discussed with responsible manager.

Hansen – Managing Safely

follow up1
Follow Up
  • Approved, or not
  • Approved actions implemented
  • Once complete, assessment sheets shall be updated
  • Returned to responsible manager and filed
  • Changes will require additional assessments

Hansen – Managing Safely

assessing display screen equipment1
Assessing Display Screen Equipment
  • Thanks for listening
    • Any questions
  • Be Safe

Hansen – Managing Safely