# Regulatory Resources, Inc. — Hazardous Materials Safety Interpretation

- **operation:** document
- **citation:** 00-0329
- **title:** Regulatory Resources, Inc. — Hazardous Materials Safety Interpretation
- **source type:** guidance
- **agency:** Pipeline and Hazardous Materials Safety Administration
- **status:** guidance
- **official:** true
- **published on:** 2001-03-03
- **effective on:** Not available
- **summary:** 00-0329 response to Regulatory Resources, Inc. concerning 173.403.
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- **markdown:** https://regulus.evalyn.ai/document/phmsa-interpretation-00-0329.md
- **app url:** https://regulus.evalyn.ai/document/phmsa-interpretation-00-0329
- **source url:** https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/legacy/interpretations/Interpretation%20Files/2000/000329.pdf
**body:**

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400 Seventh Street, S.W
Washington, D.C.
20590
Research and
Administration
special Programs
MAR - 3 2001
Mr. Wade A. Winters
Ref. No. 00-0329
President
Regulatory Resources, Inc.
240 Joshua Road
Kennewick, WA 99338
Dear Mr. Winters:
This is in response to your letter dated November 1, 2000, regarding the definition of the term
"exclusive use" as it appears in 49 CFR 173.403.
In the situation presented in your letter, a single vehicle picks up radioactive materials at various
points from various government subcontractors acting on the government's behalf. Each
shipment loaded at the various locations has its own shipping paper prepared by the
subcontractor on behalf of the specific agency of the U.S. government. Though all materials
within the entire vehicle are consigned to the same destination, you ask if the material can be
consigned to more than one final destination as long as exclusive use controls maintenance
instructions are met. Packages of radioactive materials shipped under the provisions of
§ 173.427(b)(3) are required to be shipped "exclusive use."
As defined in § 173.403, exclusive use means sole use by a single consignor of a conveyance for
which all initial, intermediate, and final loading and unloading are carried out in accordance with
the direction of the consignor or consignee. The consignor and the carrier must ensure that any
loading or unloading is performed by personnel having radiological training and resources
appropriate for safe handling of the consignment. The consignor must issue specific instructions
in writing, for maintenance of exclusive use shipment controls, and include them with the
shipping paper information provided to the carrier.
If a U.S. government agency arranges for the pickup of radioactive material packages from one or
more facilities for transport as a single shipment by a common or contract motor carrier, it is the
opinion of this office that the government agency in effect becomes the "single consignor,"
having exclusive use of the transport vehicle. However, it is important that the government
agency establish itself on the shipping paper documentation as the "single consignor," and
appropriate instructions be provided to the carrier for maintenance of exclusive use shipment
173.403
000329

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controls. In addition, any loading or unloading that is performed by the subcontractors must be
arried out in accordance with direction of the U.S. government agency. A shipment o
adioactive material under the exclusive use of a single consignor may be consigned to more tha
one final destination.
I hope this satisfies your request.
Sincerely,
Thomas It. Allan
Thomas G. Allan
Senior Transportation Regulations Specialist
Office of Hazardous Materials Standards

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240 Joshua Road
)Regulatory
Kennewick, WA 99338
voice: 509-628-1020
Resourceso.
fax: 509-628-0972
The Source Youll Come Back To" 1
email: m@televar.com
Gale
November 1, 2000
§ 113.403
Director
Mr. Edward Mazzullo,
Office of Hazardous Materials Standards (DHM-10)
Applicability
Research and Special Programs Administration
U.S. Deparment of Transportation
00-0329
400 Seventh Street, SW
Washington, DC 20590-0001
Dear Mr. Mazzullo,
Thank you in advanced for your timely response to the request for clarification presented below.
For the purposes of the transport of Class 7 radioactive material, the term "exclusive use" is defined in
§173.403. The definition states that exclusive use "...means sole use by a single consignor of a conveyance
for which all initial, intermediate, and final loading and unloading are carried out in accordance with the
work to non-government private or commercial enterprises. These subcontractors prepare the regulated
direction of the consignor or consignee..." In some transport situations, the U.S. government will subcontract
material for transport and offer it to commercial carriers. Although prepared and transported by non-
government personnel, the radioactive material is owned by the U.S. goverment.
A single vehicle picks up Class 7 radioactive materials at various points from various govemment
subcontractors acting on the government's behalf. Each shipment loaded at the various locations has its
own shipping paper prepared by the subcontractor on behalf of the specific agency of the U.S.
government. All materials within the entire vehicle are consigned to the same destination.
1. Does the term "exclusive use" allow shipments by several different subcontractors, acting for a
single U.S. government agency, to offer Class 7 material for transport at different locations, using
separate sets of shipping papers?
2. Is the owner of the material (e.g., the U.S. government) considered the single consignor for the
purpose of the term "exclusive use"?
3. if exclusive use is applicable in the above situation, can the material be consigned to more than
one final destination as long as exclusive use maintenance instructions are met?
Thank you again for your attention to these questions.
For Regulatory, Resources, Inc.,
Wade A. Winters, CET, CHMM
President
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