Hazardous Waste
Operations
Chapter 296-843, WAC |
Effective
Date: 05/01/04 |
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Your responsibility:
To handle drums and containers in ways that
minimize the hazard to employees
You must
IMPORTANT:
- Containers or drums containing shock-sensitive
(explosive) or potentially shock-sensitive wastes require special
handling precautions.
- Handle, transport, label, and dispose
of drums and containers according to this chapter and other
United States Department of Transportation (DOT), WISHA, EPA,
and Washington Department of Ecology regulations for:
- – Drums
- – Containers
- – Hazardous substances
- – Contaminated soils
- – Liquids, and other residues
WAC 296-843-18005
Handle drums and containers safely
You must
Preparation for moving drums and
containers:
- Assess hazards to employees, such as
radioactive waste, before handling drums and containers.
- Consider unlabeled drums and containers
to contain hazardous substances and handle them accordingly,
until the contents are positively identified, labeled, and assessed
for hazards.
- Inspect and make sure drums and containers
are sound before moving them.
- – If it isn’t practical to
inspect drums without moving them, move drums and containers
to an accessible location and inspect prior to further handling
- Remove soil or other materials covering
drums or containers with caution to prevent rupture.
- Use ground-penetrating systems or
other types of detection systems or devices to estimate the
location and depth of buried drums or containers.
- Use the sampling plan and procedures
included in the site-specific HASP to sample the contents of
containers and drums.
You must
Moving
drums and containers:
- Warn all employees exposed to drum
movement operations about the potential hazards associated with
the contents of the drums or containers prior to moving them.
- Minimize movement of drums or containers.
- Select, position, and operate tools
and material handling equipment to prevent the ignition of flammable
vapors.
- Handle tanks and vaults containing
hazardous substances with the same precautions as for drums
and containers, taking into account the size of tank or vault.
You must
Handling
spills and leaks:
- Contain and isolate the entire volume
of a hazardous substance in a drum or container when a spill
occurs.
- Have available and use both of the
following in areas where spills, leaks, or ruptures may occur:
- – United States Department of Transportation
(DOT) specified salvage drums or containers
- – Suitable quantities of proper
absorbent materials.
- Empty drums and containers, that cannot be
moved without rupturing, leaking, or spilling, into a sound
container.
- – Use a pump or other device classified
for the material being transferred
- Have fire-extinguishing equipment on-hand
to control fires in their initial stage.
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Reference:
For further information,
see the Safety and Health Core Rules, WAC
296-800-300, Portable Fire Extinguishers. |
WAC 296-843-18010
Handle drums and containers suspected
of containing shock-sensitive (explosive) wastes safely
You must
- Allow only essential employees in the
transfer area.
- Communicate as follows:
- – Signal the beginning and end of
shock-sensitive (explosive) waste handling activities with
an alarm system that’s capable of being perceived
above background light and noise.
- – Maintain continuous communications
throughout the handling operation:
- Between the employee-in-charge of the
immediate handling area and the site
safety and health supervisor and the
command post.
- Using portable radios, hand signals,
or telephones, as appropriate.
– Prevent the use of communication
equipment or methods that could cause shock-sensitive (explosive)
materials to explode.
- Provide material handling equipment with
explosive containment devices or shields to protect equipment
operators from exploding containers.
- Don’t move bulging or swollen
drums or containers until the cause for excess pressure is determined
and you can move the drum or container safely.
- Consider packaged laboratory wastes
or laboratory waste packs shock-sensitive or explosive until
the contents have been characterized.
- – Make sure laboratory waste packs
are opened only:
- When necessary.
- By a person knowledgeable in the inspection,
classification, and segregation of the containers within
the pack.
WAC 296-843-18015
Maintain worker safety in drum and container
opening areas
You must
- Keep employees who aren’t involved
in opening drums or containers a safe distance from the opening
area.
- Use appropriate shielding between
the employee and the drums or containers, when excess interior
pressure can't be relieved from a remote location.
- Provide an explosion-resistant barrier
that doesn’t interfere with the work to protect employees
working near or adjacent to drum or container opening operations
from accidental explosions.
- Position controls for drum or container
opening equipment, monitoring equipment, and fire suppression
equipment behind the explosion-resistant barrier.
- Prohibit employees from standing on or working
from drums or containers.
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Reference:
The shipment of shock-sensitive (explosive)
waste may be prohibited under United States
Department of Transportation (DOT) regulations. You and
your shipper should refer to Title 49 CFR. |
WAC 296-843-18020
Ship and transport drums and containers
safely
You must
(1) Identify and classify
drum and container contents prior to packaging for shipment.
(2) Provide staging areas:
- Each staging area must have adequate
entry and exit routes.
- The number of drum or container staging
areas must be kept to the minimum needed to identify and classify
materials safely and prepare them for transport.
(3) Permit bulking of hazardous
wastes only after a thorough characterization of the wastes has
been completed.
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Note:
Handle, transport, label, and dispose
of drums and containers according to this chapter and other
United States Department of Transportation (DOT), WISHA,
EPA, and Washington Department of Ecology regulations for:
– Drums
– Containers
– Hazardous substances
– Contaminated soils.
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