# Detector Electronics Corporation — Hazardous Materials Safety Interpretation

- **operation:** document
- **citation:** 13-0080
- **title:** Detector Electronics Corporation — Hazardous Materials Safety Interpretation
- **source type:** guidance
- **agency:** Pipeline and Hazardous Materials Safety Administration
- **status:** guidance
- **official:** true
- **published on:** 2013-06-14
- **effective on:** Not available
- **summary:** 13-0080 response to Detector Electronics Corporation concerning 173.403, 173.436.
- **machine formats:** - **json:** https://regulus.evalyn.ai/document/phmsa-interpretation-13-0080.json
- **markdown:** https://regulus.evalyn.ai/document/phmsa-interpretation-13-0080.md
- **app url:** https://regulus.evalyn.ai/document/phmsa-interpretation-13-0080
- **source url:** https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/legacy/interpretations/Interpretation%20Files/2013/130080.pdf
**body:**

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U.S. Department of Transportation
Pipeline and Hazardous Materials
Safety Administration
1 JUN 1 4 2013
1200 New Jersey Ave, S.E.
Washington, D.C. 20590
Mr. Lee R. Zwiefelhofer
Senior Logistics/Hazmat Specialist
Detector Electronics Corporation
6901 West ll01 h Street
Minneapolis, MN 55438
Ref. No.: 13-0080
Dear Mr. Zwiefelhofer:
This is in response to your April 10, 2013 email requesting clarification on the definition of
"Consignment" as it is used in the Hazardous Materials Regulations (HMR; 49 CFR Parts
171-180) applicable to Class 7 (Radioactive) material. In your letter you describe a scenario
in which you ship (consign) a product that contains Kr-85. When this product is shipped in
quantities of six (6) or less, the consignment remains below the exempt consignment
activity limit shown in§ 173.436. Your questions are paraphrased and answered below.
For the purposes of our response we assume that in all cases your product exceeds the
activity concentration limit for Kr-85.
QI. Would a consignment of four ( 4) orders of six (6) products each (resulting in a total of
24 products) containing Kr-85 that originate from the same consignor, are picked up and
initially transported on the same conveyance, but going to different consignees exceed the
exempt consignment activity limit?
A 1. Yes, the consignment exceeds the exempt consignment activity limit and meets the
definition of a Class 7 (Radioactive Material)(§ 173.403). While the products are destined
for different consignees, all of the products are offered for transport from the same
consignor at the same time, on the same conveyance.
Q2. Can a single consignment of 24 products containing Kr-85 originating from one
consignor and destined for one consignee be separated into four ( 4) separate consignments
by creating four ( 4) separate shipping papers of six ( 6) products per consignment?
A2. If the 24 products are offered from one consignor on the same conveyance, at the same
time, they are considered one consignment. It is not acceptable to create 4 separate shipping
documents and to declare it as 4 separate consignments in order to avoid compliance with
the HMR.
Q3. Your company receives four ( 4) orders of six ( 6) products, each containing Kr-85.
This is an international air consignment using a freight forwarder. All 24 products will be

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picked up from the same consignor, but are destined for different consignees. All of the
products will be offered by the same consignor and will be picked up at the same time by
the same carrier. Would this exceed the exempt consignment activity limit?
A3. As in Q 1, since the 24 products originate from the same consignor and are transported
on the same conveyance, the consignment exceeds the exempt consignment activity limit
and meets the definition of a Class 7 (Radioactive Material)(§ 173.403).
Q4. Your company receives one (1) order for 24 products containing the Kr-85. This is an
international air consignment using a freight forwarder. Can the order be broken up into
four ( 4) separate consignments of six ( 6) products per consignment by obtaining four ( 4)
different air waybill numbers from the freight forwarder, thus creating different
consignments, even though all the entire order will be picked up at one location, from a
single consignor and destined to a single consignee?
A4. As in Q2, if the 24 products are being shipped together from one consignor on the same
conveyance, they must be considered one consignment. It is not acceptable to create 4
separate shipping documents and to declare it as 4 separate consignments in order to avoid
compliance with the HMR
QS. Since the definition of consignment as it is used in§ 173.403 does not limit a carrier
from transporting multiple consignments on the same conveyance, even ifthe activity level
from all of these consignments together would exceed the exempt consignment activity
limit, would it be acceptable for a single consignor to offer multiple consignments at the
same time and still remain below the exempt consignment activity limit?
AS. We do not require a carrier to account for the accumulation of multiple consignments
that individually do not meet the definition of radioactive material. However, we do we do
require consignors who are familiar with the items being offered for transport, to properly
class all of the items that they are shipping together.
I hope this information is helpful. If you have further questions, please do not hesitate to
contact this office.
-
w~-
Delmer Billings ~
Senior Regulatory Advisor
Standards and Rulemaking Division

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Lear~
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Drakeford, Carolyn (PHMSA) ~ I 1 3 w 1 (.L)
From:
Sent:
To:
Subject:
INFOCNTR (PHMSA) S /f3• H-8 ~t
Wednesday, April10, 2013 5:05PM I'\._ (), '-J,..... c
Drakeford, Carolyn (PHMSA) i.Je11 f)J J I Q J'1 ~
FW: Requesting Formal Letter of Interpretation 173.403, 173.436 l ';? _ {)Q~
Hi Carolyn,
This caller requested we submit his e-mail as a formal letter of interpretation.
Thanks,
Victoria
From: Zwiefelhofer, LeeR CCS [mailto:Lee.Zwiefelhofer@det-tronics.com]
Sent: Wednesday, AprillO, 2013 11:40 AM
To: INFOCNTR (PHMSA)
Subject: Requesting Formal Letter of Interpretation 173.403, 173.436
Dear Sir or Madam:
Detector Electronics Corporation is requesting a formal Letter of Interpretation for the definition of "Consignment" in
paragraph 173.403 Definitions specifically as it relates to Table 173.436 and the "Activity limit for exempt consignment"
for Class 7 hazardous materials.
The definition given for a consignment under CFR 49, paragraph 173.403 states that "Consignment means a package or
group of packages or load of radioactive material offered by a person for transport in the same shipment".
This definition seems to leave a fair amount of room for interpretation and I would like formal clarification on just exactly
what the boundaries are for shipments and what the definition of "same shipment" is within the definition of
"consignment" when shipping radioactive materials that fall under the activity limit for exempt consignment in Table
173.436 for class 7 materials.
Examples:
If Detector Electronics has a product line that remains under the activity limit for exempt consignment given in Table
173.436 for Kr-85 when shipping 6 each or less of a particular product and does not otherwise meet the definition of a
hazardous material in paragraph 171.8, what are the limitations for the scenarios as described below:
1. 2. Detector Electronics gets four (4) Factory Orders of 6 products each containing the Kr-85. The shipments will be
made using UPS Ground. They are all picking up from one location, from same consignor, going to different
consignees, shipping on the same day, getting picked up at the same time by the same carrier. Can UPS pick up all
of these 4 consignments at the same time?
Detector Electronics gets one (1) Factory Order of 24 products containing the Kr-85. The shipment will be made
using UPS Ground. Can the Factory Order be broken up into 4 separate UPS ground shipments of 6 each with
different tracking numbers creating different consignments all picking up at one location, from same consignor
going to the same consignee, shipping on the same day, getting picked up at the same time with the same carrier
and still comply with the exempt consignment definition?
1

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3. 4. Detector Electronics gets four (4) Factory Orders of 6 products each containing the Kr-85. The shipment is an
international air shipment using a freight forwarder. They are all picking up from one location, from same
consignor, going to different consignees, shipping on the same day, getting picked up at the same time by the
same carrier. Can the freight forwarder's nominated carrier pick up all4 of these consignments at the same time?
Detector Electronics gets one (1) Factory Order of 24 products containing the Kr-85. The shipment is an
international air shipment using a freight forwarder. Can the Factory Order be broken up into 4 separate
shipments of 6 each by getting 4 different House Air Waybill (HAWB) numbers from the freight forwarder creating
different consignments all picking up at one location, from same consignor going to the same consignee, shipping
on the same day, getting picked up at the same time with the same carrier and still comply with the exempt
consignment definition?
I have given just a few examples of a wide variety of scenarios that Detector Electronics or any other company might get
on any given day. One freight forwarder or small parcel carrier could pick up several consignments (to the same
consignee or to different consignees) as described above combining the exempt consignments of class 7 together on one
vehicle. This could happen through-out the supply chain. Several freight forwarders could move exempt consignments of
the class 7 to an airline from several consignors going to different consignees and they could all get loaded onto one plane
under one Master Air Waybill.
Since it would seem by the DOT's Consignment definition that the multiple consignments from one company or different
companies of Class 7 exempt consignments could all be put together on one vehicle at the same time during normal daily
pick-ups, it might therefore also be acceptable for one company to break up one factory order into multiple consignments
(different tracking numbers, different bill of lading numbers, different House Air Waybill Numbers, etc.) to get the activity
level of each consignment under the limit as specified in table 173.436 and still comply with the intent of the consignment
definition for daily shipments.
I would appreciate detailed clarification on the consignment definition under 173.403 and it's usage as related to
shipments of Class 7 material with activity limits that are at or under those listed under Table 173.436 exempt
consignments per the examples given above.
Thank you for your assistance in this matter.
Regards,
Lee R. Zwiefelhofer
Senior Logistics/HazMat Specialist
Detector Electronics Corporation
6901 West 110th Street
Minneapolis, MN 55438
Phone Direct: 952-946-6467
Fax: 952-829-8750
lee.zwiefelhofer@det-tronics.com
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