Stormwater Management • Hydrologic Soil Group Analysis
Site Parameters
Preliminary Design Results
Maximum Building Footprint
Parking / Site Impervious
Total Impervious Area
Drainage Area Required
Total Area Needed
Remaining Area for Other Uses
Example
Office + 2 Floors + Soil Group A + 10,000 SF property + 100% impervious
→ Max Building Footprint ≈ 2,500 SF
→ Parking Area ≈ 10,000 SF
→ Total Impervious ≈ 12,500 SF