Aashto Flexible Pavement Design Excel Spreadsheet [extra Quality] Jun 2026

| Calculations | | | --- | --- | | W (18-kip ESALs) | =(10^((1.28 0.45)+9.36 LOG10(SN+1)-4.14-0.20-0.372*((SN+1)^(1/3))/(2.5+1)))) | | SN | =(W/(10^((1.28 0.45)+9.36 LOG10(SN+1)-4.14-0.20-0.372*((SN+1)^(1/3))/(2.5+1))))) |

This was her favorite part. She’d embedded the entire AASHTO guide Table 6.13 into a lookup function. Type in “hot mix asphalt surface” – a₁ = 0.44. “Crushed stone base” – a₂ = 0.14. “Gravel subbase” – a₃ = 0.11. The cells turned green. Good. aashto flexible pavement design excel spreadsheet

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This sheet contains user-defined variables, protected from accidental formula deletion. | Calculations | | | --- | ---

Mara smiled. Her spreadsheet — built line by line, conditional format by conditional format — was going to build a road. A road that would freeze, thaw, carry logging trucks and minivans, and not crack for twenty years. Because a little green glow from a carefully built cell is sometimes more reliable than a black box. “Crushed stone base” – a₂ = 0

Input the Resilient Modulus (MR). If you only have CBR, use the correlation