# URS Corporation — Hazardous Materials Safety Interpretation

- **operation:** document
- **citation:** 16-0160
- **title:** URS Corporation — Hazardous Materials Safety Interpretation
- **source type:** guidance
- **agency:** Pipeline and Hazardous Materials Safety Administration
- **status:** guidance
- **official:** true
- **published on:** 2017-03-31
- **effective on:** Not available
- **summary:** 16-0160 response to URS Corporation concerning 173.25.
- **machine formats:** - **json:** https://regulus.evalyn.ai/document/phmsa-interpretation-16-0160.json
- **markdown:** https://regulus.evalyn.ai/document/phmsa-interpretation-16-0160.md
- **app url:** https://regulus.evalyn.ai/document/phmsa-interpretation-16-0160
- **source url:** https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/legacy/interpretations/Interpretation%20Files/2017/160160.pdf
**body:**

<<<PAGE 1>>>

Andrew Romach
Regulatory Compliance Manager
URS Corporation
1600 Perimeter Park Drive
Suite 400
Morrisville, NC 27560
Reference No. 16-0160
Dear Mr. Romach:
This letter is in response to your September 30, 2016, email requesting clarification of the
Hazardous Materials Regulations (HMR; 49 CFR Parts 171-180) applicable to aerosol cans on
shrink-wrapped trays. Specifically, you ask whether it is acceptable to ship aerosol cans under
the provisions of § 173.25(b) if the cans are shrink-wrapped together and glued to a tray without
using additional shrink-wrap to hold both the cans and tray in place.
The answer is no. In order to use a tray as an outer packaging in accordance with § 173.25(b),
the inner packagings (in this scenario, the aerosol cans) must be shrink-wrapped or stretch-
wrapped to the tray.
I hope this information is helpful. Please contact us if we can be of further assistance.
Sincerely,
Chief, Standards Development Branch
Standards and Rulemaking Division

<<<PAGE 2>>>

Please submit this as a letter of interpretation. Ms. Norris spoke with Eamonn.
Please let me know if you have any questions.
Thanks,
Jordan
From: Norris, Carolyn [mailto:carolyn.norris@aecom.com]
Sent: Friday, September 30, 2016 11:52 AM
To: PHMSA HM InfoCenter
Cc: Romach, Andy
Subject: Request for written DOT interpretation
Dear Infocenter,
I have attached a request for a written DOT interpretation. Please let me know if you have any questions.
Thank you in advance for your assistance.
Thanks,
Carolyn Norris, DGSA
Senior Project Scientist/Project Manager, EHS Department
D 1-919-461-1238 F 1-919-461-1371
Carolyn.norris@aecom.com
AECOM
T 1-919-461-1100 F 1-919-461-1400
1600 Perimeter Park Drive, Suite 400, Morrisville, North Carolina 27560
www.aecom.com

<<<PAGE 3>>>

Pipeline and Hazardous Materials Safety Administration
East Building, 2nd Floor
1200 New Jersey Ave., SE
Washington, DC 20590
Dear Mr. Betts:
I am writing to request a written Department of Transportation (DOT) interpretation concerning whether
the below described scenario would be considered "shrink-wrapped or stretch-wrapped trays" and
authorized for the limited quantity exception in 49 CFR 173.25(b).
Scenario: The inner packagings (six aerosol cans) are shrink-wrapped together. The
shrink-wrap encloses only the aerosol cans. This shrink-wrapped bundle of aerosol cans is
then structurally and strongly affixed with glue to a cardboard tray.
We asked this question of the Hazardous Material Information Center, receiving input from Eileen
Edmonson (standards) and Ben Moore (non-bulk packaging engineer) who both concurred that based on
the regulatory text in 49 CFR 173.25(b), this scenario would be allowed. They stated that there is nothing
in the regulations that would require the shrink-wrap or stretch-wrap to attach the inner containers to the
tray. So long as the inner containers, which are shrink wrapped together, are structurally and strongly
affixed to the tray, and meet the criteria of 49 CFR 173.24, they saw no reason not to allow this.
Please provide written confirmation that the above-described scenario would be acceptable to meet the
requirement of 49 CFR 173.25(b).
I appreciate your assistance with this question.
Sincerely,
Alife
Andrew N. Romach
Regulatory Compliance Manager
URS Corporation
1600 Perimeter Park Drive, Suite 400
URS Corporation
Morrisville, NC 27560
Tel: 919.461.1220
Fax: 919.461.1371
andy.romach@aecom.com
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