Posts and release mechanism for highway safety structures

A guardrail system for installation along a highway includes a plurality of spaced elongate support posts and a guardrail mounted on the plurality of support post by securing members. The system includes one of a releasing member and an edge portion of an opening in the guardrail or the support post...

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Bibliographic Details
Main Author OCHOA CARLOS M
Format Patent
LanguageEnglish
Published 10.04.2008
Subjects
AGRICULTURE
ANIMAL HUSBANDRY
CARE OF BIRDS, FISHES, INSECTS
FISHING
FORESTRY
HUMAN NECESSITIES
HUNTING
NEW BREEDS OF ANIMALS
REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR
TRAPPING
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Summary:A guardrail system for installation along a highway includes a plurality of spaced elongate support posts and a guardrail mounted on the plurality of support post by securing members. The system includes one of a releasing member and an edge portion of an opening in the guardrail or the support post for releasing the guardrail from the support post in response to a selected magnitude of release load. The magnitude of the release load is in the range of 2/5 to 12/5 times a load magnitude that yields the support post when the post is unsecured to the guardrail.
Bibliography:Application Number: US20070998577