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FHWA Home / Safety / Roadway Departure / Safety Eligibility Letter WZ-333

Safety Eligibility Letter WZ-333

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U.S. Department of Transportation
Federal Highway Administration

1200 New Jersey Ave. S.E.
Washington, D.C. 20590

May 6, 2014

In Reply Refer To:
HSST/WZ-333

Mr. Troy Tapley
MDI Worldwide
38271 West Twelve Mile Road
Farmington Hills, Michigan 48331

Dear Mr. Tapley:

This letter is in response to your request for the Federal Highway Administration (FHWA) to review a roadside safety system for eligibility for reimbursement under the Federal-aid highway program.

Name of system: 4814SL Screw Lock Sign Stand
Type of system: Compact X-Footprint Roll Up Sign Stand
Test Level:

NCHRP Report 350 Test Level 3

Testing conducted by: Texas Transportation Institute
Date of request:

2/14/2014

Decision
The following device is eligible, with details provided in the form which is attached as an integral part of this letter:

Based on a review of crash test results certifying the device described herein meets the crash test and evaluation criteria of the National Cooperative Highway Research Program (NCHRP) Report 350, the device is eligible for reimbursement under the Federal-aid highway program. Eligibility for reimbursement under the Federal-aid highway program does not establish approval or endorsement by the FHWA for any particular purpose or use. 

The FHWA, the Department of Transportation, and the United States Government do not endorse products or services and the issuance of a reimbursement eligibility letter is not an endorsement of any product or service.

Requirements
To be found eligible for Federal-aid funding, roadside safety devices should meet the crash test and evaluation criteria contained in the NCHRP Report 350 or the American Association of State Highway and Transportation Officials' Manual for Assessing Safety Hardware (MASH).

Description
This stand qualifies as a "Compact Sign Stand" that does not require additional crash testing for certain modifications. The modifications to the crash-tested device and supporting documentation are described in the attached form.

Summary and Standard Provisions
Therefore, the system described and detailed in the attached form is eligible for reimbursement and may be installed under the range of conditions tested.

Please note the following standard provisions that apply to FHWA eligibility letters:

 

Sincerely yours,

Signature Michael S. Griffith

Michael S. Griffith
Director, Office of Safety Technologies
Office of Safety

Enclosures

Page last modified on June 7, 2016
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Federal Highway Administration | 1200 New Jersey Avenue, SE | Washington, DC 20590 | 202-366-4000