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Table 13 Structural numbers of designed and actual upgraded pavements

From: Design of local roadway infrastructure to service sustainable energy facilities

County Capacity (MLY) Actual as-built pavement layer thickness (cm) As-built structural number Proposed structural number
   Surface Binder Base   5-year design period 10-year design period 20-year design period
Jay 246 5.08 5.08 15.24 min 1.8 2.8 3.1 3.4
Posey 333 7.62 5.08 15.24 2.2 2.9 3.2 3.6
Wabash 246 10.16 10.16 17.78 stabilized 3.8 3.1 3.4 3.8