FHWA's Memos on Crash Testing and Implementation of Work Zone Traffic Control Devices
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- FHWA Memo Subject: INFORMATION: FHWA Hardware Acceptance Procedures - Category 2 Work Zone Devices dated November 18, 2005
- Attachment 1 - Category 2 Work Zone Device Acceptance Letter
- Attachment 2 - Checklist of Required Items for Category 2 Acceptance Requests
- Attachment 3a - Windshield Damage for Category II Work Zone Traffic Control Devices: GUIDANCE FOR PASS / FAIL
- Attachment 3b - E-TECH Testing Services - Winshield Deformation Assessment
- Attachment 3c - Mid-West Roadside Safety Facility - Windshield Damage Index (WDI) Procedures
- FHWA Memo Subject: Trailer Mounted Work Zone Devices (Category IV) and Grandfathering of older WZ devices (Category II) dated December 24, 2003
- FHWA Memo Subject: INFORMATION: Design and Materials of Crashworthy Work Zone Traffic Control Devices; Portable Sign Stands, Type III Barricades, and Category IV Devices dated November 15, 2001
- FHWA Memo Subject: Work Zone Safety: Generic Crashworthy Barricade Designs, Drums with Warning Lights, Generic Lightweight Warning, and Lights Acceptance Letter WZ-54 dated September 15, 2000
- FHWA Memo Subject: INFORMATION: Crashworthy Work Zone Devices as of October 1, 2000 dated September 13, 2000
- Memo Subject: Information: Crash Tested Work Zone Traffic Control Devices dated August 28, 1998
- Memo Subject: Information: Identifying Acceptable Highway Safety Features dated July 25, 1997
More information can be found on the FHWA's Crashworthy Work Zone Traffic Control Devices web page.
Last verified: 5/22/2007
Categories: Safety Products | NCHRP 350 Approval Information
