Patent ID: 9151609
Filing Date: 2015-10-06
Classification: B25H,G01B,G01C

Abstract:
1. A footer square apparatus for squaring a building foundation, the footer square apparatus comprising: a footer square body; a first guide line disposed on the footer square body and having a length that is substantially straight; a second guide line disposed on the footer square body and having a length that is substantially straight, wherein the length of the first guide line is substantially perpendicular to the length of the second guide line; a third guide line disposed on the footer square body and having a length that is substantially straight, wherein the length of the third guide line forms a 45° angle with the first guide line and forms a 45° angle with the second guideline; at least one string receiving opening positioned on said first guide line, said second guide line, said third guideline, or any combination thereof; a corner marking; and at least one angle marking disposed on the footer square body, wherein the at least one angle marking identifies an angle as measured between a line from the corner marking to the angle marking and at least one of the first guide line, the second guide line, and the third guide line.