# Baker Hughes — Hazardous Materials Safety Interpretation

- **operation:** document
- **citation:** 13-0006
- **title:** Baker Hughes — Hazardous Materials Safety Interpretation
- **source type:** guidance
- **agency:** Pipeline and Hazardous Materials Safety Administration
- **status:** guidance
- **official:** true
- **published on:** 2013-02-06
- **effective on:** Not available
- **summary:** 13-0006 response to Baker Hughes concerning 173.301, 173.32, 173.35.
- **machine formats:** - **json:** https://regulus.evalyn.ai/document/phmsa-interpretation-13-0006.json
- **markdown:** https://regulus.evalyn.ai/document/phmsa-interpretation-13-0006.md
- **app url:** https://regulus.evalyn.ai/document/phmsa-interpretation-13-0006
- **source url:** https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/legacy/interpretations/Interpretation%20Files/2013/130006.pdf
**body:**

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U.S. Department
of Transportation
Pipeline and Hazardous
Materials Safety
Administration
1200 New Jersey Avenue, SE
Washington, D.C. 20590
FEB 0 6 2013
Mr. Aubrey R. Campbell
Senior Dangerous Goods Safety Advisor
Baker Hughes
2001 Rankin Road
Houston, TX 77073
Reference No.: 13-0006
Dear Mr. Campbell:
This is in response to your December 10, 2012 email, and your December 7, 2012 telephone
conversation with a representative in the Hazardous Material Information Center concerning
transport of several package types in service beyond the requalification date under the
Hazardous Materials Regulations (HMR; 49 CPR Parts 171-180). Your questions are
paraphrased and answered below:
Q 1) Under the HMR, is it possible to transport empty cylinders, intermediate bulk
containers (IBC's) and portable tanks by highway to the test facility for retesting when the
requalification date has passed, or is it necessary to apply for a special permit?
Al) A special permit is not necessary. Under the HMR, a cylinder, IBC, or portable tank
filled before its requalification becomes due may remain in service until it is emptied, and
may be transported in commerce by highway, rail, aircraft, or vessel all applicable HMR
requirements are met (see§§ 173.301(a)(6) for cylinders; 173.35(a) for IBC's; and
173.32(a)(2) for portable tanks). The intent of the aforementioned sections is to permit
packagings, filled prior to the retest date, to be transported to their ultimate destination for
emptying and to permit their return to the shipper or a test facility for retesting. A cylinder,
IBC, or portable tank past its test date may not be filled or topped off with a hazardous
material and transported in commerce. After emptying, a cylinder, IBC, or portable tank due
for retest may not be refilled and offered for transportation unless it has been inspected and
retested in accordance with Part 180, Subparts C, D and G ofthe HMR. However, a
cylinder, IBC, or portable tank with a specified service life may not be refilled and offered
for transportation after its authorized service life has expired (see§§ 173.301(a)(7) and
180.205(c)).
Further, the requirements for shipping empty packagings previously containing a hazardous
material are provided in§ 173.29.
Q2) Is it PHMSA's intention to align with the paragraph 6.7.2.19.6 ofiMDG code? This
provision allows for (1) a portable tank filled prior to the date of expiry of the last periodic

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inspection and test to be transported for a period not to exceed three months (2) a portable
tank to be transported when empty for purposes of performing the next required test or
inspection and (3) a potiable tank to be transported for a period not to exceed six months,
unless otherwise approved by the competent authority, beyond the date of expiry of the last
periodic test or inspection to allow for the return of dangerous goods for proper disposal or
recycling.
A2) See Al. The HMR allows for a portable tank, cylinder, and IBC filled prior to the
requalification date to remain in service until empty, and subsequent transport, therefore the
provisions of the HMR are already compatible with the IMDG code. The IMDG code also
has similar provisions for pressure receptacles (cylinders) (see IMDG code 4.1.3.6.6) and
IBC's (see IMDG code 4.1.2.2.2)
I trust this satisfies your inquiry. Please contact us if we can be of further assistance.
[f
Delmer Billings
Senior Regulatory Advisor
Standards and Rulemaking Division

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::~::~-~t-'·!
BAKErf''--
HUGHES
2001 Rankin Road
Houston, TX 77073
Phone: (713) 879-2658
December 10, 2012
Office of Hazardous Materials Standards
Pipeline and Hazardous Materials Safety Administration,
Attn: PHH-10
U.S. Department of Transportation
East Building, 1200 New Jersey Avenue, SE
Washington, DC 20590-0001
Re: Letter of Interpretation
Dear Office of Hazardous Materials Standards:
Baker Hughes, Inc. (BHI) requests a letter of interpretation regarding the provisions in Title
49 Code of Federal Regulation (CFR) Part 180.205, 180.352, and 180.605 applicable to the
periodic requalification, tests, and inspection of cylinders, Intermediate Bulk Containers
(IBC's) and UN or DOT 51 portable tanks.
On occasion, some of our cylinders, IBC's, and portable tanks remain at oil and natural gas
well sites beyond their periodic re-test and inspection expiry date. When this occurs, we are
at a loss for how to get theses packagings back to our testing facilities without violating 49
CFR. The International Maritime Dangerous Goods Code provides some relief in Chapter
6.7.2.19.6 (see attached) for portable tanks, where it states, " ... a portable tank may be
transported after the date of expiry of the last periodic test and inspection:
1. 2. After emptying but before cleaning, for the purposes of performing the next required
test or inspection prior to refilling; and
Unless otherwise approved by the competent authority, for a period not to exceed six
months beyond the date of expiry of the last periodic test or inspection, in order to
allow the return of dangerous for proper disposal or recycling. Reference to this
exemption shall be mentioned in the transport document."
However, the IMDG does not provide a similar exception for cylinders and IBC's. To my
knowledge, 49 CFR does not provide any relief from the test and inspection requirements in
Parts 180.205(c), 180.352(a), and 180.605(a).
On December 7, 2012, I called the DOT Hotline and talked with a representative. He
directed me to a DOT letter, Ref # 07-0069 (see attached.) He informed me that the letter
indicates that DOT/PHMSA's position aligned with IMDG Section 6.7.2.19.6 regarding
portable tanks. We are seeking a solution to our current dilemma of re-qualifying certain out
of test and inspection cylinders, IBC's, and portable tanks that have sat on remote oil and
gas well sites. For clarity, I have three questions:

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!Ic~:,.
BAKER
HUG HIS
1. 2. 3. Do we have to apply for a special permit to move these "empty" containers by road
transport because of the expired test and inspection dates?
Is there any relief in 49 CFR allowing transport of these packages to a retesting
facility up to six months beyond test and inspection expiry dates?
Is it PHMSA's intention to align with the requirements of IMDG Paragraph
6. 7.2.19.6?
Finally, we point out that BHI routinely test and inspect these packages according to our
periodic scheduled maintenance program. Nevertheless, these exceptional cases do
occur but not frequently. Our goal is to remain completely complaint with DOT/PHMSA
regulations.
Sincerely,
Aua£Y
Senior Dangerous Goods Safety Advisor
Global Products and Services, Baker Hughes
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