# Austin Power Company — Hazardous Materials Safety Interpretation

**Citation:** 12-0266  
**Type / status:** guidance / guidance  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2013-01-16

12-0266 response to Austin Power Company concerning 173.29.

## Document text

<<<PAGE 1>>>

U.S. Department
of Transportation
Pipeline and Hazardous
Materials Safety
Administration
Mr. Thomas H. Snyder
DOT Field Specialist
Austin Power Company
25800 Science Park Drive
Cleveland, OH 44122
1200 New Jersey Avenue. SE
Washington, D.C. 20590
Reference No.: 12-0266
Dear Mr. Snyder:
This is in response to your November 5, 2012letter requesting clarification of the Hazardous
Materials Regulations (HMR; 49 CFR Parts 171-180) as they pertain to the highway
transportation of mining vehicles containing hazardous residue in commerce. You indicate
that the vehicles are equipped with sift proof cargo bins and non-specification cargo tanks
containing residue quantities of either Division 1.5 Blasting Agent or Division 5.1 Oxidizer.
These vehicle are not licensed for transportation in commerce and are only operated on mine
property, however they occasionally require emergency repair at an off-site location.
Problems with scheduling a qualified company to clean and purge the cargo bins and cargo
tanks of all hazardous materials, including residue, can lead to downtime affecting daily
work. You ask whether the vehicles may be transported in accordance with the HMR by
highway if the non-specification cargo tanks and bins are cleaned, but still contain
hazardous residue.
The answer to your question is yes, providing that the empty packaging is in accordance
with § 173.29(b ). A provision that may apply in this case is § 173.29(b )(2)(iii). This
provision states that an empty packaging that is refilled with a material which is non-
hazardous to such an extent that any residue remaining in the packaging no longer poses a
hazard is not subject to the requirements ofthe HMR.
If compliance with § 173.29(b) is not feasible, then the hazardous material residue would be
fully regulated as identified in 173.29(a) requiring specification packaging and therefore not
authorized for transport. It may be possible to seek additional regulatory relief under the
terms of a special permit. Special permits are granted on a case-by-case basis and the
application procedures are set forth in 49 CFR 107.105. Our Approvals and Permits
Division may be reached at (202) 366-4535.
I trust this satisfies your inquiry. Please contact us if we can be of further assistance.
V2y:m~ ·
Delmer Billings ~
Senior Regulatory Advisor
Standards and Rulemaking Division

<<<PAGE 2>>>

November 5, 2012
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Standards and Rulemaking Division
Pipeline and Hazardous Materials Safety Administration
Attn: PHH-10
U.S. Department of Transportation
East Building
1200 New Jersey Ave., SE
Washington, DC 20590-0001
I am respectfully requesting a clarification from the agency concerning the occasional
transportation on public highways of mine-operated, straight bulk trucks (Mine Trucks)
equipped with sift-proof cargo bins and non-specification cargo tanks containing residue
quantities of either Division 1.5 Blasting Agent or Division 5.1 Oxidizer (Bulk Materials)
for the specific purpose of emergency repair or special maintenance. These Mine Trucks
would be transported on a trailer or towed by a qualified, hired motor carrier.
These Mine Trucks are neither registered motor vehicles nor are they licensed for
transportation in commerce, as they are only operated on mine property. The non-
specification caTgo tanks of the Mine Trucks are not required to undergo V-I-P-K
inspection, testing and certification, as they are never used in transportation in commerce.
These Mine Trucks occasionally require emergency repair due to the nature of their work
environment on mine sites. Generally, these non-specification cargo tanks and cargo bins
would be cleaned or purged of all Bulk Materials, including residue, by a qualified, third-
party environmental service before arranging the services by a qualified, hired motor
carrier for transportation on public highways. One of the problems we face is scheduling
the timely services of a qualified environmental company. This causes significant
downtime of om Mine Trucks, which are needed to perform daily work.
I am requesting clarification to determine the feasibility of transporting or towing these
Mine Trucks on public highways by a qualified, hired motor carrier where the non-
specification cargo tanks and bins would be cleaned, as much as practicable, but would
contain residue quantities of Bulk Materials. Since residue would be contained in the
non-specification cargo tanks and bins, the Mine Trucks would display both the
appropriate type and number of hazardous material placards and markings required for
transportation. The qualified, hired motor carrier's driver, transporting the Mine Trucks,
would possess a current and valid CDL/ HME, and we would provide shipping paper
with shipper's certification and appropriate emergency instructions. Upon completion of
the repair, the Mine Truck would be transported in a like manner back to the mine.
Your clarification assistance is appreciated.
1

<<<PAGE 3>>>

Sincerely,
Thomas H. Snyder
DOT Field Specialist
Austin Powder Company
25800 Science Park Drive
Cleveland, OH 44122
tom.snyder@austinpowder.com
Cell phone 216-212-6154
2

## Provenance

- Official: Yes
- Source: <https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/legacy/interpretations/Interpretations/2012/120266.pdf>
- Source ID: `phmsa`
- SHA-256: `d9426eb49f45285f86492b84cb9bf03f873821f7810c3617ec55f349491bccd5`
- Retrieved: 2026-08-20T00:59:31.977Z
- Exported: 2026-08-23T03:26:14.264Z
- Document slug: `phmsa-interpretation-12-0266`

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