# Southern Resin, Inc. — Hazardous Materials Safety Interpretation

- **operation:** document
- **citation:** 09-0109
- **title:** Southern Resin, Inc. — Hazardous Materials Safety Interpretation
- **source type:** guidance
- **agency:** Pipeline and Hazardous Materials Safety Administration
- **status:** guidance
- **official:** true
- **published on:** 2010-04-06
- **effective on:** Not available
- **summary:** 09-0109 response to Southern Resin, Inc. concerning 172.516.
- **machine formats:** - **json:** https://regulus.evalyn.ai/document/phmsa-interpretation-09-0109.json
- **markdown:** https://regulus.evalyn.ai/document/phmsa-interpretation-09-0109.md
- **app url:** https://regulus.evalyn.ai/document/phmsa-interpretation-09-0109
- **source url:** https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/legacy/interpretations/Interpretations/2009/090109.pdf
**body:**

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U.S. Department of Transportation Pipeline and Hazardous Materials
Safety Administration
1200 New Jersey Ave. SE
Washington. D.C. 20590
APR 0 6 2010
Mr. Allen Grubb
Operations Manager
Southern Resin, Inc.
3440 Denton Road
Thomasville, NC 27360
Ref. No. 09-0109
Dear Mr. Grubb:
This responds to your letter requesting clarification of the display and visibility requirements
applicable to placards under the Hazardous Materials Regulations (HMR; 49 CFR Parts 171180).
You describe two different scenarios and ask whether one or both may be used to
satisfy the placarding requirements of the HMR. Both scenarios involve a bulk cargo tank
motor vehicle (CTMV) used for the transportation of a non-hazardous material and a cargocarrying
"box" attached under the frame of the semi-trailer used for the transportation of a
regulated corrosive liquid (UN1760) in 55-gallon drums exceeding 1,OOllbs. Your
questions are paraphrased and answered as follows:
Ql: To satisfy the rear placard requirement, is it permissible to place one placard on the rear
bumper with a statement above it that says "This placard tor drum box only" or may we
attach the placard to a rear fender as shown in the attached photographs? Placards would be
placed directly on the drum boxes (both sides) to satisfy the side placard requirement.
Lastly, we would place placards either on the front bumper of the tractor or on the front of
the drum box (see attached photograph) to satisfy the front placard display requirement.
Al: The rear placard appears to be more suitably displayed on the rear fender of the trailer,
as shown in the photographs, rather than placing it on or below the rear bumper. Under
§ 172.516( c )(3), a placard must be located so that dirt or water is not directed to it from the
wheels of the transport vehicle. The side placement as shown in your photograph is
acceptable; however, placement of the placards on the sides of the cargo tank would provide
the most visibility. Placement of the placard on either the front of the tractor or the front of
the cargo tank to satisfy frontal display requirement as prescribed in § 172.516(b) is
considered acceptable.
The phrase "visible from the direction it faces" as it is used in § 172.516(a) does not imply
the placard must be mounted in any specific position on the cargo tank. However, all
placards must be located clear of appurtenances and devices such as ladders or pipes; be
located away from any markings that could substantially reduce its effectiveness; maintained

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2
so that its legibility, color, and visibility are not substantially reduced because of damage,
deterioration, or obscurement; and otherwise conform to the detailed visibility requirements
established in § 172.516. Although a placard does not have to be located at the outer
perimeter of a vehicle, the placement on the front of the cargo box as shown in your
photographs does not provide sufficient visibility to satisfy the frontal display requirement.
Additionally, the applicability statement is not necessary to identify the package the placards
are being used to identify.
Q2: Is it permissible to place all four placards in placard holders attached to both sides and
both ends of the trailer when they are intended to convey the hazard of the material in the
drum box rather than in the trailer?
A2: The answer is yes. Provided the placards represent materials contained on the transport
vehicle, they may be located anywhere on the vehicle that satisfies the requirements for
display and visibility in § 172.516.
I trust this satisfies your inquiry. Please contact us if we can be of further assistance.
Sin~
Hattie L. Mitchell
Chief, Regulatory Review and Reinvention
Office of Hazardous Materials Standards

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Phone (336)475-1348 3440 Denton Road
Fax (336) 475-2082 Thomasville, N.C. 27360
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From: Allen Grubb Operations Manager
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Southern Resin Inc. 
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3440 Denton Rd.
Thomasville, NC 27360
Dear Sir/Madam,
I have been in contact with Mr. Edward Rastetter, and Mr. Jack Whitley both ofthe PHMSA out of Atlanta
GA about an issue with a special circumstance and was directed to seek a letter of clarification for this.
~
We haul non-hazardous material in the barrel's ofour tankers and we have constructed a box that is
mounted under the belly ofthe tankers to haul 55 gallon UN drums that contain a hazardous material that
reacts what is in the tanker to make an insulation. OUT situation involves the placards visibility standard
CFR 172.516, and the General placarding requirements ofCFR 172.504. The drum box is the only thing
that has a Hazardous material in it, the tanker itself does not so what we have done is put placards on the
sides ofthe box and placards on the front ofthe box and the rear ofthe box. We were pulled in SC by Mr.
Rastetter and he was not satisfied with the way the placard was displayed on the rear ofthe box stating that
you could not see if from behind, and not very well form the front as well, he had us put a placard on the
front ofthe tanker and the rear ofthe tanker until/if I could find and acceptable alternative that satisfied the
visibility requirement. I have since moved the placard holder up above the fender s1> it is visible from
behind (see enclosed pictures) but after talking with Mr. Whitley he suggested I contact this office for
clarification on weather or not this would be acceptable. Mr. Whitley told me this was a unique situation
and he could not give me a letter stating this was the right or wrong way and instructed me to send a letter
to this office.
Mr. Whitley suggested for safety reasons that I should placard the front, rear and sides ofthe tanker of
which I have no problem doing except 2 things. One we have been pulled for improper placarding in 2-3
different states because we did placard the front/rear and sides and they wanted to know why the bill of
lading did not list what was in the tanker as hazardous since we had placards on it.~We were instructed to
take the placards off the tanker and put them back on the box. The other reason is we do have 2 trailers that
are non-code that we put drums under when we were pulled with them we were told it was a non-code
tanker and it was illegal to put a placard on it. Mr. Whitley told me that you would review the situation and
send me a letter back and I could put that letter in each truck and then if we were questioned we could show
them the letter with your decision. I have 2 other ideas I would like to present
#1 1 can put a placard holder on the rear bumper ofeach tanker with a sticker above it reading "This Placard
for drum box only" I think this would satisfy the requirement for visibility from behind (if by the pictures
what I have done so far is not acceptable) As for the front I would like to know if I put placard holders on
both bottom front right and bottom front left comers will this satisfy the visibility requirement from the
front? When a truck is coupled to the trailer you can actually see the front ofthe drum box sooner and
better than you can see the front ofthe tanker, but I would like for you to look at the pictures and see ifthat
will be sufficient to satisfy the front visibility requirement.

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Phone (336)475-1348 3440 Denton Road
Fax (336) 475-2082 Thomasville. N.C. 27360
pg-20f2
#2 We could put placards on the front of the tanker, and the rear of the tanker as well as putting placards
on the sides ofthe drum box if this is acceptable.
If you have any other solutions please let me know and I will be more than happy to implement your
decision. We have looked at the cost ofjust sending the drums common carrier and it would kill our bottom
line. On the trucking side we have a very small operating budget and sending drums to Minnesota, Texas,
Illinois ecL would be extremely costly. We have invested time and money in making sure we have the
correct drums, labels, and now if we can get this placarding issue resolved we should be in complete
compliance.
Ifyou have need of any further information or any clarification on what I have tried to explain in this letter
please call me at 1-800-280-1348. Thank you for your time.
R. Allen Grubb
R·L~~
Operations Manager
Southern Resin Inc.
3440 Denton Rd.
Thomasville, NC 27360
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