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Bridge Rail Guide 2005

Section 2:   Thrie-Beam Bridge Rail

example of a Thrie-Beam Bridge Rail as mounted along a highway.


Name Location Test Level
Delaware Thrie-Beam Retrofit Railing Delaware TL-4
Michigan Bridge Railing, Thrie-Beam Retrofit (R4 Type) Michigan TL-4
Missouri Thrie-Beam Rail and Channel, Top-Mounted Missouri TL-3
Nebraska Tubular Thrie-Beam Bridge Rail Nebraska TL-3
Oregon Thrie-Beam Side Mount Oregon TL-2
Washington State 10 Gauge Thrie-Beam Retrofit Washington TL-2

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Updated: 09/25/2014

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