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DATA REVIEW MANUAL
Figure 7: Embedment strain gauge manually chiseled out of solid
24” PSC pile end to show encapsulation effectiveness and material
bonding. Note the lack of any visible material voids in surrounding
concrete
REVISION 4.0
Figure 8: Another embedment strain gauge extraction, now showing
close-up of bonding effectiveness of waffle pattern. Note the
negative image of the pattern visible in loose piece of concrete
above (rotated)
Conclusion
During pile driving it is important to continually consider the pile integrity, especially during hard driving
conditions. Quite often this is done based on a pile impedance based damage analysis, but the SmartPile™
EDC system includes a second and completely independent analysis method: the pre-stress based damage
analysis. If either of these analysis methods indicates that damage of the pile tip is likely, it is strongly
suggested to seek a qualified professional assessment to determine how to proceed.
Appendices
Page 62
FOR EVALUATION PURPOSES ONLY