Square Preliminary draft Working draft Design project cost
861 sq.f 87 $/sq.f 103 $/sq.f 120 $/sq.f
861-1291 sq.f 76 $/sq.f 92 $/sq.f 108 $/sq.f
1291-2152 sq.f 68 $/sq.f 87 $/sq.f 97 $/sq.f
2152-4305 sq.f 58 $/sq.f 78 $/sq.f 86 $/sq.f
4305 sq.f and more 52 $/sq.f 62 $/sq.f 77 $/sq.f