there are three different way for garage foundation: K/ d4 t# p% D5 _5 Z' J9 F' ~. p+ `
2FT grade beam + piles . S9 w- k0 E% X) Z/ L7 F5FT foundation wall 5 }$ _7 a! h, N- R8 O8FT foundation (similar to house foundation).- f, ]; a5 X" c; _/ M
7 o, Q+ M; P1 S( nall three works. and they all have pros and cons for each though