United States
Environmental Protection
M %Agency
EPA-420-B-17-017
Office of Transportation and Air Quality
Checklist for Requesting Approval:
Aerodynamic Devices for Use with HD Highway Trailers
General Information -
Include with all requests (40 CFR 1037.211)

Manufacturer Code

Manufacturer name & address

Date of request

Model name of aero device or package of devices

Description of the aerodynamic device(s), including the physical principles by which it
improves fuel efficiency

State if request is for a single device or multiple devices tested as a package

State if there are restrictions on combining this device/package with other aero devices
tested separately

Describe suitable trailer subcategories, either you may list those that are compatible
(may use your device) or you may list those that are not compatible (can't use your
device)

State whether you intend to offer this device/package for sale to other trailer
manufacturers. Stating no means the only manufacturer who can certify trailers using
this device/package is the entity holding an EPA approval letter for this device

List part numbers for components comprising this device/package

Include a copy of the device installation instructions that will be provided to trailer
manufacturers

Include a copy of the maintenance instructions that will be provided to the ultimate
purchaser of each new trailer, to maintain the aero device in a manner that ensures its
fuel efficiency benefit will continue for 10 years, (see §1037.125 and §1037.107(c))

Include a copy of the warranty statement for this device that will be provided to the
ultimate purchaser of each new trailer (see §1037.120(b)(iii))

Include this statement: "I certify, under penalty of law, that the information provided in
this document is, to the best of my knowledge and belief, true, accurate, and complete. I
am aware that there are significant penalties for submitting false information, including
the possibility of fines and imprisonment for knowing violations."
Testing Information -
Include if based on SmartWay verification (40 CFR 1037.150(u))

Name & address of test facility

Copy of SmartWay verification letter

Illustration of any necessary calculations to convert test results

Final adjusted improvement in CdA, in m2, to 2 decimal places

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Testing Information -
Include if based on Phase 2 procedures (40 CFR 1037.526)

Name/address of test facility

Description of testing facility and test protocol

Description of standard tractor and its aerodynamic performance level (§1037.501(h))

Description of the tested trailer, both as baseline "A" and with improvements "B"

Summary of test results including any necessary calculations

Final adjusted improvement in CdA, in m2, to 2 decimal places

Include a statement attesting that testing was conducted properly, such as: "The
aerodynamic performance data for the device(s) described in this document are based
on testing at [test facility name & location]. The tests were completed in accordance with
methods specified in [regulation & test procedure, such as 1037.530 and SAE J1252, or
1037.532 and SAE J2966, or 1037.528 and SAE J2263]."

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