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Great Britain · workplaces · Ergonomic guidance

Seating at work: ergonomic selection and adjustment

Guidance on selecting and adjusting work seating for the task, user and workplace, with examples of seated posture and workstation arrangements.

Anthropometry & ergonomics
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Source wording and page order preserved. Drawings and table layouts remain available in the original PDF.

Health and Safety Executive Step 5: Review the assessment regularly It is important for employers to check the risk assessment from time to time, especially if there are any changes, for example to work procedures or equipment. The assessment needs to take into account any new hazards that may cause harm to the health and safety of employees, or others affected by the change in working conditions. A review may find that the special needs of an individual have changed, as in the case of a pregnant worker, and this may lead to the employer providing more suitable seating. Assessing whether seating design is suitable and safe 14 When choosing or assessing seating design employers need to consider the needs of the individual, the type of work being carried out and the dimensions of the workstation. There are simple basic checks to ensure that seating is safe and suitable: n Is the chair comfortable for the intended period of use? n Is the lower back adequately supported? n Is the upholstery sufficiently supportive and comfortable? n Are edges sufficiently padded and shaped to prevent uncomfortable pressure on the thighs? n Does the chair have adequate types and ranges of adjustment? n Is the height adjustable to allow work to be carried out at or below elbow height? n Does the backrest adjust sufficiently in height and depth to allow the user to gain support? n Are armrests suitable for the task and workstation? n Do the armrests allow the user to bring the chair far enough forward? n Do the armrests allow adequate arm movement? n Are footrests required and, if so, are they suitable? n Are there special requirements for a chair at this particular workstation? n Are there special user requirements? n Are there special task requirements? The above items should be considered both when choosing new seating and when assessing existing seats. 15 More information on how seating can meet the needs of the task is provided in paragraphs 23-54 which give examples of seating and workstation layout. Paragraph 16 recommends the simple steps that can be taken by those responsible for health and safety in the workplace, whether or not their risk assessment shows that further action is required. Action to be taken 16 Common sense steps that can be taken to encourage comfort, suitability and safety are listed as follows: n Follow manufacturers’ and suppliers’ recommendations. n Follow seating design and selection recommendations given in paragraphs 23-54. n Train individuals on how the seating should be adjusted to meet their needs and task requirements. n Seek advice from safety representatives and consult with employees. n Ask individuals if they have special seating needs and take action to improve comfort and safety. Seating at work Page 7 of 22

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