# Missouri Gas Energy — Hazardous Materials Safety Interpretation

- **operation:** document
- **citation:** 06-0162
- **title:** Missouri Gas Energy — Hazardous Materials Safety Interpretation
- **source type:** guidance
- **agency:** Pipeline and Hazardous Materials Safety Administration
- **status:** guidance
- **official:** true
- **published on:** 2006-08-10
- **effective on:** Not available
- **summary:** 06-0162 response to Missouri Gas Energy concerning 177.840.
- **machine formats:** - **json:** https://regulus.evalyn.ai/document/phmsa-interpretation-06-0162.json
- **markdown:** https://regulus.evalyn.ai/document/phmsa-interpretation-06-0162.md
- **app url:** https://regulus.evalyn.ai/document/phmsa-interpretation-06-0162
- **source url:** https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/legacy/interpretations/Interpretation%20Files/2006/060162.pdf
**body:**

<<<PAGE 1>>>

U.S. Department
of Transportation
400 Seventh Street, S.W.
Washington, D.C. 20590
Materials so ery Administration
AUG 10 2006
Ms. Crystal Callaway
Ref. No.: 06-0162
Environmental Compliance Specialist
Missouri Gas Energy
3420 Broadway
Kansas City, MO 64111
Dear Ms. Callaway:
This is in response to your July 11, 2006 letter regarding applicability of the Hazardous Materials
Regulations (HMR; 49 CFR Parts 171-180) to unloading and storage of hazardous materials. In
twelve or more compressed natural gas cylinders. The trailer is delivered to a customer whose
your letter you describe a scenario where Missouri Gas Energy transports a trailer loaded with
natural gas supply (via pipeline) has been interrupted. You ask if the driver must stay at the
customer's natural gas supply is restored).
customer site and attend the cylinders while they are in use by your customer (i.e., until the
The HMR regulate the transportation of hazardous materials in commerce. Transportation of a
hazardous material in commerce begins when a carrier takes physical possession of a hazardous
material and continues until the package containing the hazardous material is delivered to the
destination indicated on a shipping document. Therefore, if the shipping paper indicates that the
longer subject to the HMR when the driver unloads the cylinders from the transport vehicle or
destination of your compressed natural gas cylinders is the customer's site, the cylinders are no
disconnects the mode of power from the trailer and leaves the premises.
In your letter you also ask about the applicability of 49 CFR § 397.5 (Attendance and
surveillance of motor vehicles) to your scenario. Section 397.5 falls under the jurisdiction of tha
Federal Motor Carrier Safety Administration (FMCSA; http://www.fmcsa.dot.gov/). For
questions regarding § 397.5 please contact the Hazardous Materials Division of the FMCSA at
400 Seventh Street, S.W., Washington, DC 20590, or (202) 366-6121.
I hope this information is helpful. If you have further questions, please do not hesitate to contact
this office.
Sincerely,
Holly
Hattie L. Mitchell
Office of Hazardous Materials Standards
Chief, Regulatory Review and Reinvention
171.1
177.840
060162

<<<PAGE 2>>>

07/11/2006 08:52 FAX
18163605569
FIELD OPERATIONS
0002/002
Pollack
MGE
MISSOURI GAS ENERGY
5171.1
3420 Broadway • Kansas City, MO • 64111 • (816) 756-5261
§177:840
July 11, 2006
Hpplicability
Director, Office of Hazardous Materials Standards
06-0162
400 7' St. S.W
U.S. DOT/PHMSA (PHH-10)
Washington, D.C. 20590
Dear Regulatory Authority:
specified in 49 CFR 397.5. This regulation refers predominately to carriers of
I am writing to you in regards to the interpretation of the attendance requirements as
explosives; however, it also addresses other hazardous materials which are located on a
public street, highway, or the shoulder of a public highway that must be attended by its
driver. I have also looked at the Federal Register: October 30, 2003 (Volume ti8,
Number 210) pages 61905-61942, which refers to some terminology referred to as
'storage incidental to movement."
The company that I work for is in the natural gas utility business. What we do is at
certain times when we need to take a customer at of service temporarily, we will pull a
small trailer that disconnects from the service truck that contains approximately 12 to 24
natural gas cylinders approximately 5 feet in height and will connect the business to these
gas cylinders and leave the trailer behind with the cylinders on the property, until such
tie yinders unil weteone sed, bu ahe since an at get miade he a regirementay with
there some exemption that we could fall under or do we need to comply with the
attendance / storage regulation?
Thank You,
Cryotel Callaway
Crystal Callaway, B.S.N., R.N., C.H.M.M.
Environmental Compliance Specialist
Missouri Gas Energy
3420 Broadway
Kansas City, MO. 64111
Phone 816-360-5047
Fax
816-360-5569
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