Trr No. 1293 Pavement Design, Management, And Performance, pp. 124-135
The detection and depth determination procedure were verified using FWD measurements, cone penetration results and drilling records on 13 in-service pavements in Arizona, and existine results from manual backcalculation analvsis. Satisfactorv agreement was observed between the results of this study and results from manual hackcalculation analysis. The rigid layer detection and depth determination procedures have been coded in a computer program. Arizona Deflection Analysis Method.