Pile Driving Wave Equation & Damping Calculator

Model 1D stress wave propagation, dynamic soil resistance to driving (SRD), peak compressive/tensile stresses, and blow counts using the Smith damping formulation.

Hammer & Impact Cushion System

Hammer Rated Energy (ft-kips or kJ):

Hammer Ram Weight (kips):

Hammer Mechanical Efficiency (%):

Cushion Coefficient of Restitution e:

Steel Pipe Pile & Soil Quake / Damping

Pile Outside Diameter D (in):

Pile Wall Thickness t (in):

Target Static Resistance SRD (kips):

Soil Quake Q (in):

Dynamic Wave & Driving Performance

Estimated Blow Count:

—

— blows / 0.25 m

Permanent Set per Blow (s):

—

Peak Compressive Stress:

—

— % of 52 ksi yield

Impact Force Peak:

—

Refusal & Pile Integrity Assessment:

—

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Pile Driving Wave Equation & Damping Calculator

Hammer & Impact Cushion System

Steel Pipe Pile & Soil Quake / Damping

Dynamic Wave & Driving Performance

Frequently Asked Questions