CFI's Driven Pile Academy: Hosted by the PDCA

SLT – PDA Comparison

Pile P1-1 P4-1 P9-1

SLT (Davisson)

CAPWAP 1,495 kips

1,450 kips

940 kips

945 kips

1,870+ kips (no failure) 2,081+ kips (0.05” set)

SLT results allows • verification of dynamic test results • better resolution of load distribution to the soil • Calibration of further dynamic tests where SLT may not be performed

Pretty Good!