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Design for Service Life, Bridge Birth Certificate & Concrete ...

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<strong>Life</strong> Expectancy<br />

AASHTO LRFD <strong>Bridge</strong> <strong>Design</strong><br />

Specifications – Section 1.2<br />

– <strong>Design</strong> <strong>Life</strong> – Period of time on which<br />

the statistical derivation of transient<br />

loads is based – 75 years <strong>for</strong> these<br />

Specifications.<br />

– <strong>Service</strong> <strong>Life</strong> – The period of time that<br />

the bridge is expected to be in<br />

operation.<br />

12

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