Machine Safety
Chapter 296-806, WAC |
Effective
Date: 01/01/05 |
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General Requirements
WAC 296-806-20002
Secure machines designed to stay in one place
You must
- Make sure machines designed to stay in one
place are secured so they won't move or change position during
use
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Exemption:
- Machines that have either rubber feet
or foot pads made of nonskid (high coefficient of friction)
or similar vibration dampening materials don't have to
be secured as long as the machine won't tip, fall over,
or walk (move).
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WAC 296-806-20004
Protect employees from slipping hazards around
machinery
You must
- Make sure employees working around dangerous
machines are protected from slipping on smooth, oily, or otherwise
slippery floors by providing one of the following types of floor
covering:
- - Nonslip matting
- - Grating
- - Nonslip composition flooring
- - Some other effective floor treatment
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Reference:
- For additional requirements about housekeeping,
personal protective equipment (PPE), and work practices,
see the Safety and Health Core Rules, Chapter
296-800 WAC.
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WAC 296-806-20006
Arrange work areas to avoid creating hazards
You must
- Make sure work areas around machinery are
designed with enough space so each operator:
- - Can clean and handle material without
interference from other workers or machines
- - Does not have to stand
in the way of passing traffic
- Provide enough space so employees can bring
in and remove materials safely
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Reference:
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WAC 296-806-20008
Make sure operating controls meet these requirements
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Exemption:
- This rule doesn't apply to constant
pressure controls used only for setup
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You must
1) Make sure each machine has a control
that both:
- Stops the machine
and
- Can be reached by the operator without leaving
the operator’s position
2) Make sure the operator can easily
reach all machine controls without reaching into a hazard area
of the machine
WAC 296-806-20010
Protect employees from unintentional machine
operation
You must
1) Make sure foot-operated controls
are located or guarded so that unintentional movement to the “on”
position is unlikely.
2) Make sure machines will not automatically
restart when power is restored after a power failure, if restarting
would create a hazard for employees.
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Note:
- Operating controls can be protected
from unintentional movement by methods such as covers
on foot treadles and collars around machinery start buttons.
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WAC 296-806-20012
Make sure emergency stop controls meet these
requirements
You must
- Make sure emergency stop controls, if required,
meet all the following:
- - Are red in color
- – Are easily reached from the operator’s
normal work position
- – Are kept in a good working condition
- – Have to
be manually reset before a machine can be restarted
WAC 296-806-20014
Control machine vibration
You must
- Prevent excessive machine vibration that
could create a hazard to employees.
WAC 296-806-20016
Prevent overspeed conditions
You must
- Operate tools and equipment within their
rated speed.
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Note:
- Actions that could cause an overspeed
condition include:
- - Installing a more powerful motor
- - Changing or increasing the power
source
- - Changing attachment size or type,
such as a blade or wheel
- The attachment speed
(rpm) and motor speed (rpm) should match
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WAC 296-806-20018
Make sure hand feeding and retrieval tools
meet these requirements
You must
- Make sure hand feeding and retrieval tools:
- – Are suitable for the work to be
done
- – Don't create a hazard when used
- – Are of a size and shape that will
keep the operator’s hands outside the hazardous area
- – Are constructed
so they won't shatter if they come in contact with the machine
tool or tooling
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Note:
- Hand feeding and retrieval tools, such
as push sticks or push blocks, can not
be used instead of required safeguarding, unless a specific
machine requirement allows it.
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WAC 296-806-20020
Protect employees who are adjusting or repairing
machinery
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Exemption:
- This rule doesn't apply if the machine
has to be in motion to properly adjust it.
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You must
- Make sure power-driven machinery is completely
stopped before either:
- – Making adjustments or repairs
or
- – Removing
material or refuse from the machine
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Reference:
- For requirements about maintaining
and servicing machinery where the unexpected start-up,
energization, or release of stored energy could injure
an employee are in Lockout/Tagout (Control of Hazardous
Energy), Chapter
296-803 WAC.
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WAC 296-806-20022
Keep power transmission equipment in good
working condition
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Definition:
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You must
- Make sure power transmission parts are kept
in good working condition at all times
- Keep bearings free from lost motion
and well lubricated
WAC 296-806-20024
Inspect power transmission parts
You must
- Inspect power transmission parts at
least once every 60 days to make sure that all:
- – Safeguarding meets the requirements
of this chapter
- – Parts are in proper alignment
- – Bolts and screws that hold power
transmission parts together or support the system are tight
WAC 296-806-20026
Protect employees lubricating moving machinery
You must
1) Protect employees who lubricate moving
machinery by:
- Providing tools, such as oil cans or
grease guns, that have spouts or necks that are long enough
to keep the employees’ hands out of hazardous areas
- Requiring employees to wear closely fitted
clothing
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Note:
- Things such as clothing, hair,
and jewelry can get caught in machinery and be a hazard
on the job.
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You must
2) Make sure drip cups and pans are
securely fastened to the machinery
SAFEGUARDING REQUIREMENTS
WAC 296-806-20028
Safeguard employees from the point of operation
IMPORTANT:
- If a specific safeguarding method in
this chapter is required for machinery or machine parts found
in your workplace, follow the specific requirement.
- In the absence of a specific safeguarding
method required by this or some other chapter, you need to choose
a method or combination of methods from the safeguarding requirements
found in Safeguarding Methods, WAC
296-806-20042 through 296-806-20058.
Examples of safeguarding methods include:
- – Guards
- – Devices
- – Safeguarding by distance
- – Safeguarding by location
You must
- Protect employees from hazards created by
the point of operation by using one or more safeguarding methods.
WAC 296-806-20030
Safeguard employees from nip or shear point
hazards
You must
- Protect employees from hazards created by
nip or shear points by using one or more safeguarding methods.
WAC 296-806-20032
Safeguard employees from rotating or revolving
parts
You must
- Protect employees from hazards created by
rotating or revolving parts by using one or more safeguarding
methods.
WAC 296-806-20034
Safeguard employees from reciprocating or
other moving parts
You must
- Protect employees from hazards created by
reciprocating or other moving parts by using one or more safeguarding
methods.
WAC 296-806-20036
Safeguard employees from flying objects
You must
- Protect employees from hazards created by
flying objects, including chips, sparks, and fluids by using
one or more safeguarding methods.
WAC 296-806-20038
Safeguard employees from falling objects
You must
- Protect employees from hazards created by
falling objects by using one or more safeguarding methods.
WAC 296-806-20040
Safeguard employees from moving surfaces
with hazards
You must
- Safeguard employees from hazards created
by moving surfaces with hazards such as sharp edges, burrs,
and protruding nails and bolts.
-Continued-
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