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AASHTO 2002<br />

AT EARLY IMPLEMENTATION STAGE<br />

GENERAL DESIGN APPROACH<br />

ENVIRONMENT<br />

MATERIALS<br />

<br />

TRAFFIC<br />

PROCESS RAW INPUT FOR DISTRESS MODELING<br />

<br />

ASSEMBLE INPUT AND TRIAL DESIGN<br />

INFORMATION FOR EACH DISTRESS MODEL<br />

<br />

STRESS DEFLECTION ANALYSIS<br />

CALCULATE STRESS ∪ CALCULATE DAMAGE ∪ PREDICT AMOUNT OF DISTRESS<br />

<br />

PREDICT SMOOTHNESS OVER TIME<br />

<br />

CHECK PREDICTED PERFORMANCE<br />

AGAINST DESIGN STANDARDS<br />

<br />

[ REVISE DESIGN AS NECESSARY ]<br />

TO SATISFY DESIGN STANDARD<br />

<br />

DESIGN COMPLETE

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