Maximum Grading Old Code vs New Code vs Proposed Grading Exemption
New Code   Old Code   Sub 1/2* Acre Lots - Old vs New
Slope   All Slopes With PC Approval 0-10% Slope 20% 30% 40% 50% All - New Code With PC Approval -New Code 0-10% Old code
Lot Size 43,560 43,560 43,560 43,560 43,560 43560 43560 14,400 14,400 14,400
Allowable Grading Percentage     85 67 50 33 15 85
allowable grading 12000 24000 37026 29185.2 21780 14374 6534 10000 20000 12,240
Hardscape/Impervious 8000 16000 18513 14592.6 10890 7187 3267 6000 12000 6120
* Example lot is 120 feet x 120 feet

Except for flattest lots, new code can allow more grading and hardscape than old code.

For smaller lots, new code allows more building, even without standards modifications, except for flattest lots.