Understood Doug...

Do ya have 300' of string for a straight line, and contrasting spray
paint to mark your placement?
Wood pegs would work.......You could make a gauge outta' 2x4x8 or 10
to measure the distance between footers. Have a 2006 penny to date the
job?

What are ya havin for lunch?......Oops!, I better get outta' here, let
you guys get to work.

Let us know sunday or monday how you made out.

'Luck...an no overtime.......Sky