Chief 15X Created Foundation Pony Wall Upper Wall 5 1/2" /Lower Wall 10" Elevation of Lower Wall Top -26 1/8" to allow for plate and 11 7/8" I Joist.
Lower Wall Layers (complies with OBC Sect.9) You will have to adjust the elevation of the lower wall top depending on the floor joist specifications.
Lower Wall Specifications for my code
#1 Damp proofing 1/16-1/8"
#2 Concrete 10"
#3 Air Space (code) 1"
#4 3 1/2 Stud Framing
#5 1/2" WB