Archived Hardware Eligibility Letters – NCHRP 350

These letters are archived and are posted for "historical and research purposes only" per the sunset dates in the AASHTO/FHWA Joint Implementation Agreement and exceptions to these dates as posted on the AASHTO Committee on Design website.

Letter	Date Sort ascending	Testing	Manufacturer	Hardware Type	Device Description
SS-119	February 27, 2003	NCHRP 350	Northwest Pipe Company	Sign Supports, Mailboxes, and Delineator Posts	Square Slipbase, PozLoc in weak soil, and Pozloc Mailbox
B-111	February 11, 2003	NCHRP 350	Creative Building Products	Longitudinal Barriers and Bridge Rails	Water Filled Plastic Barrier @ TL-2
WZ-136	January 29, 2003	NCHRP 350	United Rentals	Work Zone Devices	Type III Barricade with solid Plastic Rails
WZ-139	January 24, 2003	NCHRP 350	Roadmarker Co	Work Zone Devices	Roadmarker Multipurpose Barricade
WZ-100#1	January 23, 2003	NCHRP 350	Korman Signs	Work Zone Devices	Portable Sign Stands and Type III Barricade – Added additional substrates
WZ-113	January 23, 2003	NCHRP 350	Traffix Devices	Work Zone Devices	Extrapolations of various accepted devices
B-85C	January 10, 2003	NCHRP 350	N/A	Longitudinal Barriers and Bridge Rails	N/A
CC-75A	December 20, 2002	NCHRP 350	Barrier Systems, Inc.	Barrier Terminals and Crash Cushions	TAU-II anchorage options & 70 mph design
WZ-123	December 20, 2002	NCHRP 350	United Rentals	Work Zone Devices	Portable Sign Stand mod for Larger Sign.
B-110	December 20, 2002	NCHRP 350	Caltrans Materials Engineering and Testing Services	Longitudinal Barriers and Bridge Rails	Texture Guidelines for SS and Vertical Concrete Barriers

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