For those looking to download or build a tool, these resources provide specific templates and technical guidance: AASHTO 1993 Pavement Design Spreadsheet
Most AASHTO-based spreadsheets require the following inputs to calculate the necessary pavement structure: aashto flexible pavement design excel spreadsheet
: A spreadsheet without proper damping may oscillate between SN=3 and SN=8 without converging. For those looking to download or build a
Instead of static aᵢ values, use AASHTO’s correlations: aashto flexible pavement design excel spreadsheet
The spreadsheet compares SN provided to SN required and gives a pass/fail result. Adjust thicknesses until the design passes.
): High-traffic highways typically require 90-95% reliability, while local roads might use 50-80%. Resilient Modulus ( MRcap M sub cap R