Basic Theory

The basic theory of Usfos is described in the following

Usfos Theory Manual, Full version

Usfos Theory Manual, List of References

"Light version" of the theory manual including course material

Shell Element Theory

Joint Formulation, Plasticity Theory

Joint Formulation, Capacity Equations


Buoyancy and Hydrodynamic Mass

Joint Capacity. Theory, Description of Use and Verification, 2017.

Strain Assessment.

Member Buckling.

PushDown Analysis (fire).

Modelling of Large Diameter Piles in older usfos versions.

Modelling of MonoPile.