USA Banner
  U.S. flag
              An official website of the United States government Here's how you knowOfficial US Government Icon
              **Official websites use .gov**A **.gov** website belongs to an official government organization in the United States.
            Secure Site Icon
              **Secure .gov websites use HTTPS**
                  A **lock** ( A locked padlock ) or **https://** means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites. 
 U.S. Department of Transportation Icon United States Department of Transportation
 Search DOT
            Search
                    About FHWAFHWA Organization
                Headquarters Offices
                Field Offices
                Strategic Plan
                Business Opportunities
                Staff Directories
                Careers
                Highway History
                Contact UsProgramsAcquisition Management
                Civil Rights
                Federal Lands Highway
                Infrastructure
                Innovative Program Delivery
                Operations
                Planning, Environment, and Realty
                Policy
                Research, Development, and Technology
                Safety
                Browse by TopicsResourcesCore Highway Topics
                Federal Aid Essentials
                Automation
                Complete Streets
                Laws and Regulations
                Policy & Guidance Center
                Section 508
                Publications and Statistics
                Professional Development
                National Highway Institute
                Resource Center
                Accessibility Resource Library
                FHWA Research LibraryNewsroomPress Releases
                Speeches & Testimony
                Photos
                Videos
                Media ContactsMenu FHWA Highway Safety Programs Home
                        Safety
                        Roadway Departure Safety
                        Reduce Crash Severity
                        Hardware Eligibility Letters


            
            In This Section
  

  Roadway Departure Safety
                Strategic Approach
                Keep Vehicles on the Road
                Provide for a Safe Recovery
                Reduce Crash Severity
                Focus on Reducing Rural Roadway Departures (FoRRRwD)
                
                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.SearchHardware Type
                    
- Any -Barrier Terminals and Crash CushionsLongitudinal Barriers and Bridge RailsLuminaire SupportsSign Supports, Mailboxes, and Delineator PostsWork Zone DevicesStart DateEnd Date
    Letter
																								Date
																								Testing
																								Manufacturer
																								Hardware TypeSort ascending
																								Device DescriptionLS-06A
																																				March 5, 1990
																																				NCHRP 350
																																				Shakespeare Products
																																				Luminaire Supports
																																				Extrapolate acceptance to higher polesLS-07
																																				November 8, 1989
																																				NCHRP 350
																																				Shakespeare Products
																																				Luminaire Supports
																																				Fiberglass poles, series AA,AB,AC,AD on Transpo Safety 201 or 301couplings. Pole heights of 39' to 47'.LS-08
																																				January 11, 1990
																																				NCHRP 350
																																				Transpo Industries
																																				Luminaire Supports
																																				Pole-Safe breakaway couplings for Conventional luminaire supports weighing no more than 900#.LS-38
																																				August 4, 1995
																																				NCHRP 350
																																				Component Products
																																				Luminaire Supports
																																				CPI-BAS-1 Cast Al. Breakaway Base for signals, 14" BCLS-10
																																				February 26, 1990
																																				NCHRP 350
																																				Precision Form
																																				Luminaire Supports
																																				PrecisionForm Coupler PFI 200-1 for poles weighing no more than 800#.LS-11
																																				May 15, 1990
																																				NCHRP 350
																																				Union Metal
																																				Luminaire Supports
																																				A2850-C1R10 Al Transformer Base 12.5 inch maximum bolt circleLS-12
																																				May 14, 1990
																																				NCHRP 350
																																				P&K Pole Products
																																				Luminaire Supports
																																				7" & 8" Al shoe bases, 10" slip baseLS-13
																																				May 29, 1990
																																				NCHRP 350
																																				P&K Pole Products
																																				Luminaire Supports
																																				10" slipbaseLS-14
																																				May 30, 1990
																																				NCHRP 350
																																				Valmont Industries
																																				Luminaire Supports
																																				Cast Al transformer base No. 0283093 15 inch maximum bolt circleLS-15
																																				May 30, 1990
																																				NCHRP 350
																																				Akron Foundry
																																				Luminaire Supports
																																				TB-2 Al Transformer base, 12" B.C. TB-1 Al Transformer base, 950# pole.
  Pagination
    «
            « First
                          ‹
            ‹‹
                                      1
              2
              3
              4
              5
              6
              7
              8
              9
                                      ›
            ››
                          »
            Last » U.S. DEPARTMENT OF TRANSPORTATION

**Federal Highway Administration**

1200 NEW JERSEY AVENUE, SE

WASHINGTON, DC 20590

202-366-4000Subscribe to email updates
                    About
  

        
              About FHWA
                Careers
                Org Chart
                Staff Directories
                Work with UsPrograms
  

        
              Acquisition Management
                Civil Rights
                Federal Lands Highway
                Infrastructure
                Innovative Program Delivery
                Operations
                Planning, Environment, and Realty
                Policy
                Research, Development, and Technology
                SafetyPolicies, Rights, Legal
  

        
              About DOT
                Accessibility
                Budget and Performance
                Civil Rights
                FOIA
                Information Quality
                No FEAR Act
                Office of Inspector General
                Privacy Policy
                USA.gov
                Web Policies and Notices
                Web StandardsNews & Events
  

        
              Newsroom
                Press Releases
                Speeches & Testimony
                Media Contacts
                Connect with Us