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The Use of AASHTO LRFD Bridge Design Specifications with Culverts

The Use of AASHTO LRFD Bridge Design Specifications with Culverts

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Load Modifier - <strong>Culverts</strong><br />

�� <strong>LRFD</strong> 12.5.4 - Redundancy<br />

��“For �� “For For strength limit states, states, buried<br />

buried<br />

structures shall be considered<br />

nonredundant (1.05) under earth fill and<br />

and<br />

redundant (1.0) under live load and<br />

dynamic dynamic load load allowance.” allowance.

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