Good posture & comfort will require
seating that will suit the user, the workstation and the task.
The User
Line
of sight horizontal to 60 degrees below
Erect
spine
Avoid
twisting of the upper torso
Aim
for approximately horizontal thighs and 90 degree bend at
the knee
Adjust
seat height
Feet
on the floor or footrest to give ankle to lower leg angle
of about 90 degrees
The Workstation
Look for these workstation reference
points
Upper
arms hang vertically and forearm horizontally
VDU
centre should be at approximately 35 degrees below the horizontal
from the eyes.
Feet
should be on the floor or footrest with freedom to move lower
leg
The Workchair
The key element in the complexity of
the total IT workstation can often be the Workchair which needs
to suit the user, the workstation and the task.
An appropriate Workchair must offer good stable body support and
enable the user to achieve a dynamic posture through movement
of the chair (not twisting the body) during IT and office tasks
or activity.
Workchairs for Individuals
An
individual user should select a workchair to suit their personal
physiology
An
individual user can often easily operate more controls to
select optimum comfort and posture
Workchairs for Multi-Users
Multi
user workchairs should suit the majority of users but where
good comfort and posture cannot be achieved alternative or
individual chairs must be available
Ease
of use is essential for multi-use. Single lever synchronized
control mechanisms for seat back/seat tilt is preferable.
Easy
to adjust air inflatable lumber support can often ensure that
high levels of comfort can be achieved for the majority of
users.
Generally
Ensure
blood circulation in thighs and lower leg is not restricted
Ensure
good posture can be achieved, maintained comfortably and easily
changed
Ensure
good spine support is attained
Ensure
that the seat height range suits the user and the workstation work
surface height.
Appropriate
fabric texture that will breathe and offer comfort as well as frictional
support to prevent sliding off the seat
Encourage
frequent posture adjustment by the user
The physical dimension and features of our
workchairs have been selected as a starting point in helping you
to select suitable units.
We actively encourage the use of innovative design features to help
ensure the highest levels of comfort and posture to suit the application
or task.
We also encourage extended evaluation and endeavor to make initial
units economical and speedily available even when custom manufactured
in the chosen material.
Regular workstation assessments are essential
to ensure good posture and comfort are achieved for each and every
workstation user.
More information on current Ergonomic requirements for office work
with display screens can be found in ISO 9241-5, please use the
enquiry form for details.
For more about ergonomic accessories and IT furniture visit our ergonomic-computing website.
Line
of sight horizontal to 60 degrees below
