# Autoliv Ogden Technical Center — Hazardous Materials Safety Interpretation

- **operation:** document
- **citation:** 12-0133
- **title:** Autoliv Ogden Technical Center — Hazardous Materials Safety Interpretation
- **source type:** guidance
- **agency:** Pipeline and Hazardous Materials Safety Administration
- **status:** guidance
- **official:** true
- **published on:** 2012-10-03
- **effective on:** Not available
- **summary:** 12-0133 response to Autoliv Ogden Technical Center concerning 173.166, 173.24a.
- **machine formats:** - **json:** https://regulus.evalyn.ai/document/phmsa-interpretation-12-0133.json
- **markdown:** https://regulus.evalyn.ai/document/phmsa-interpretation-12-0133.md
- **app url:** https://regulus.evalyn.ai/document/phmsa-interpretation-12-0133
- **source url:** https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/legacy/interpretations/Interpretations/2012/120133.pdf
**body:**

<<<PAGE 1>>>

U.S. Department
of Transportation
1200 New Jersey Avenue SE
Wash1ngton. DC 20590
Pipeline and Hazardous
Materials Safety
Administration
OCT 0 3 2012
Mr. Dave Madsen
Chair, Supplier Regulatory Workgroup
North American Automotive Hazardous
Materials Action Committee
Autoliv Ogden Technical Center
3350 Airport Road
Ogden, UT, USA 84405
Reference No. 12-0133
Dear Mr. Madsen:
This is in response to your June 14, 2012 letter requesting clarification of the Hazardous
Materials Regulations (HMR; 49 CFR Parts 171-180) applicable to inner packagings of air
bag inflators, air bag modules, seat-belt pretensioners, and other hazardous materials.
Specifically, you ask if these inner packagings when placed in outer packagings are
required to be secured so they do not shift or move, or if the HMR permits the inner
packagings to shift or move in a manner that does not reduce the structural integrity of the
completed package. You state it is your understanding that§§ 173.24a(a)(3) and
173 .166( e), (e)( 4 ), and (e)( 4 )(iii) permit inner packagings of hazardous materials and other
devices or dunnage to move or shift in a limited manner within an outer package of a
combination packaging provided no damage occurs that would reduce the package's
overall structural integrity.
Your understanding is not correct. Air bag inflators, air bag modules, seat-belt
pretensioners and dunnage, which can include other equipment, must be secured within the
outer packaging to prevent their movement during transportation. Section 173.166(e)
requires airbags to be placed in "rigid outer packagings that meet the general packaging
requirements of 49 CFR Part 173," which are prescribed in Subpart Band include
§ 173.24a(a)(3), "and the packaging specification and performance requirements of 49
CFR Part 178 ... at the Packing Group III performance level" if these packagings meet
specific additional requirements prescribed in § 173.166( e). Some of these additional
requirements are that packagings for these devices "must be designed and constructed to
prevent movement of the articles and [their] inadvertent operation" (see § 173 .166( e)), and
that internal dunnage placed in these packagings "must be sufficient to prevent shifting of
the devices within the container" (see§ 173.166(e)(4)(iii)).
The general packaging provisions in §173.24a(a)(3) require that inner packagings of
combination packagings must be packed, secured, and cushioned within an outer
packaging in a manner that prevents their breakage or leakage under conditions normally

<<<PAGE 2>>>

incident to transportation. Although the HMR does not define the phrase "conditions
normally incident in transportation," PHMSA has interpreted it, through various
rulemakings and letters of clarification, to mean a package used for the shipment of
hazardous materials that is made, filled, and closed so that under normal transportation
conditions there will be no identifiable release of a hazardous material from the package
and its effectiveness will not be substantially reduced. While this can be interpreted as
possibly permitting some movement of inner packagings within an outer packaging of a
combination package provided no identifiable release of hazardous material or reduction in
package effectiveness, § 173 .166( e)( 4) does not permit this movement when transporting
air bag inflators, air bag modules, seat-belt pretensioners to prevent their possible
actuation. Furthermores, any additional hazardous materials or non-hazardous materials
placed within the packagings you described must not be capable of reacting dangerously
with the air bag devices or each other, and the inner and outer packagings used must
conform to the relevant packaging and hazard communication requirements of the HMR
for each hazardous material they contain (see§§ 171.2(e), 173.24(e)(4) and 173.24a(c)).
I hope this satisfies your request.
Sincerely,
~-7r//~~-····
T. Glenn Foster
Chief, Regulatory Review and Reinvention Branch
Standards and Rulemaking Division
2

<<<PAGE 3>>>

2012
Char!es Betts
Director., Standards &
US DOT •" PHh;JSi\
East - 2 Floor
200 New .Jersev Ave. SE
DC 20590
Re:
an actir:trl·orientecl
blorth .American Autornottve
hazardous materials and
of
within
Takata and Tf~\N -all manufacturers of air
cla rifi cat ion
or rnovement of hazan::ious
There are several different references to eithPr
Two of these references are listed celot.v.
or movement within the 49
And ..
§ 1
prevent movemsnt of

<<<PAGE 4>>>

a or devices
when \Ve beiieve the DOrs intent iS to ens~m; that the
to the that
no
vvou!d be reduced,
vVe thank you in advance for vour assistance in this matter. If you need amlit[onal information
you can contact rne at ) 612-5665 or e-mail at
to your vHitten response,
2

<<<PAGE 5>>>

NAAHAC Member Companies
American Honda Motor Co., Inc.
Autoliv ASP, Inc.
BMW of North America
Chrysler Corp. LLC I Mopar
Delphi Automotive systems, LLC
Ford Motor Company
General Motors Company
General Motors Parts & Service
Honda of America Manufacturing
Key Safety Systems
Mercedes Benz USA
Mobis Parts America, LLC
Nissan North America, Inc.
TK Holdings I Takata
Toyota Motor Engineering and Manufacturing
Toyota Motor Sales U.S.A., Inc.
TRW Automotive, Occupant Safety Systems
Volkswagen Group of America
3
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