Patent ID: 7914236

Claim:
A screw pile substructure support system, comprising: a tubular pile having a centerline and a first diameter, wherein the tubular pile comprises a first cylindrical section and a second cylindrical section attached by a weld; a substantially conically shaped pile tip sharing a centerline with the tubular pile, the substantially conically shaped pile tip having a first end and a second end, the first end being connected to the tubular pile and having a second diameter; a helical flight attached to an exterior surface of the substantially conically shaped pile tip, wherein the helical flight extends along the exterior surface for a distance of at least one third of a circumference of the substantially conically shaped pile tip; and an end plate fixedly attached to the second end of the pile tip, the end plate having a substantially flat surface disposed perpendicular to the centerline of the tubular pile; wherein the first diameter is substantially similar to the second diameter.