# Centers for Disease Control and Prevention — Hazardous Materials Safety Interpretation

- **operation:** document
- **citation:** 04-0270
- **title:** Centers for Disease Control and Prevention — Hazardous Materials Safety Interpretation
- **source type:** guidance
- **agency:** Pipeline and Hazardous Materials Safety Administration
- **status:** guidance
- **official:** true
- **published on:** 2004-12-28
- **effective on:** Not available
- **summary:** 04-0270 response to Centers for Disease Control and Prevention concerning 172.101, 173.22.
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- **markdown:** https://regulus.evalyn.ai/document/phmsa-interpretation-04-0270.md
- **app url:** https://regulus.evalyn.ai/document/phmsa-interpretation-04-0270
- **source url:** https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/legacy/interpretations/Interpretation%20Files/2004/040270.pdf
**body:**

<<<PAGE 1>>>

f Transportatio
.S. Departmen
400 Seventh St., S.W.
Washington, D.C. 20590
Spear rograms
Administration
DEC 28 2004
Vincent R. Hill, Ph.D., P.E
Ref. No. 04-0270
Parasıtıc Diseases Branch
Division of Parasitic Diseases
Centers for Disease Control and Prevention
4770 Buford Highway, MS/F-36
Atlanta, GA 30341-3724
Dear Dr. Hill:
This is in response to your letter requesting clarification of the applicability of the
Hazardous Materials Regulations (HMR; 49 CFR Parts 171-180) to water samples that
will be transported for testing. You state that the samples are potentially contaminated
with biological agents and ask whether such samples should be transported as Division
6.2 materials.
Section 172.101(c)(11) permits the shipment of a sample material to a laboratory for
testing by the assignment of a tentative proper shipping name based on the shipper's
knowledge of the material. If you determine that the water sample is likely to contain an
infectious substance, then the material is subject to the HMR. In this case, you must
tentatively assign the most appropriate proper shipping name and packing group from the
§ 172.101 Hazardous Materials Table (HMT) based on the hazard class and packing
shipper's responsibility). For a water sample suspected of containing an infectious
group criteria in Part 173 and your best knowledge of the material (see § 173.22 for
substance, the material must be described as Infectious substance, affecting humans,"
classed as a Division 6.2 material, and assigned to UN 2814. In addition, the sample
must be transported in accordance with all HMR requirements applicable to the
transportation of Division 6.2 materials. Note that under § 172.101(c)(11), the word
per package
If there is no reason to know or strongly suspect that the samples contain an infectious
substance, the material is not considered a Division 6.2 material under the HMR.
172:101600
173.22
040270

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Provided the samples are also not strongly suspected of meeting the definition of any
other hazard class, the material is not subject to the HMR.
I hope this information is helpful. Please contact this office if you have additional
questions.
Sincerely,
Hattie L. Mitchell'
Chief, Regulatory Review and Reinvention
Office of Hazardous Materials Standards

<<<PAGE 3>>>

Message
Page 1 of l
INFOCNTR
From: LaValle, Diane
MIntyre
Sent:
Tuesday, November 23, 2004 3:20 PM
§173.134
To:
INFOCNTR
Subject: FW: CDC Request for Interpretation of DOT Regulations
3 / 73,144
173.196
-----Original Message-----
Infectious Substances
From: Hill, Vincent [mailto:VEH2@CDC.GOV]
Sent: Tuesday, November 23, 2004 2:50 PM
04-0270
To: Exemptions@rspa.dot.gov
James M. MD
Cc: Popovic, Tanja; Nicholson, Janet; Eberhard, Mark L. (Atl); Juranek, Dennis D.; Holt, James D.; Hughes,
Subject: CDC Request for Interpretation of DOT Regulations
Dear Associate Administrator for Hazardous Materials Safety,
I am submitting this email to your office as an agent of the Centers for Disease Control and Prevention (CDC),
DOT regulations that may be applicable to the shipment of 10-L water samples from drinking water systems that
U.S. Department of Health and Human Services to request that your office provide CDC with an interpretation of
Regulations (49 CFR Sections 173.134, 173.196, and 173.199), such water samples might be considered Class
are potentially contaminated with biological agents. Based on our reading of the Hazardous Materials
whether there are controlling DOT regulations that prescribe requirements or standards for shipping 10-L water
6, Division 6.2 materials containing or suspected to contain pathogens. CDC is requesting clarification as to
agents. We are requesting this interpretation from your office based on advice that we received from Susan
samples from drinking water systems that are being investigated for possible contamination with biological
Gorsky during her recent visit to CDC.
to receive guidance as soon as possible as to whether there are DOT regulations that apply to shipment of 10-L
As preparedness for potential attacks on U.S. drinking water systems is a critical concern for CDC, we would like
water samples by CDC during such investigations. Thank you for your consideration and help with this matter.
Sincerely,
Vincent R. Hill, Ph.D., P.E.
Parasitic Diseases Branch
Division of Parasitic Diseases
Centers for Disease Control and Prevention
MS/F-36
4770 Buford Highway
Atlanta, GA 30341-3724
770-488-4432 (phone)
770-488-4253 (fax;
vhill@cdc.gov
11/23/2004
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