A pier assembly (2, 60) is provided that utilizes a rotatable shelf (12, 70) structure to place a screw jack assembly (15) under a footing (28) of a foundation.

 
Web www.patentalert.com

< Plow blade with water passageway

< Method of installation of a tension leg platform

> Retaining wall construction including precast elements

> Roof bolts for use in mines, a method for their production and method for their installation
~ 00262