HomeMy WebLinkAboutDRB150554_Site Coverage GRFA Calcs_1449790500.pdf Site Coverage
GRFA Calculations
Allowable Site Coverage (20% of lot size)
Brody 9,209 sf 20% 1,842 sf
Long 11,935 sf 20% 2,387 sf
21,144 sf 20% 4,229 sf
Existing & Proposed Site Coverage
Brody House 1,214 sf
Garage 338 sf
Total 1,552 sf
Long Existing 1,365 sf
Garage 338 sf
Expansion 583 sf
2,285 sf
Total 3,837 sf
Remaining 392 sf
GRFA Analysis
Lot Size
Brody 0.2114 acres 9,209 sf
Long 0.2740 acres 11,935 sf
0.4854 acres 21,144 sf
Allowable Combined GRFA
First 10,000 sf 46% 4,600 sf
Next 5,000 sf 38% 1,900 sf
Next 6,144 sf 13% 799 sf
21,144 sf 7,299 sf
Brody 50% 3,649 sf
Long 50% 3,649 sf
Total 7,299 sf
Existing & Proposed GRFA
Credit
Brody Main 1,214 sf
Upstairs 753
Garage 338 (300) 38 sf
Total 2,005 sf
Long Existing Main 1,365 sf
Upstairs 662 sf
Garage 338 (300) 38 sf
2,065 sf
New Main 106 sf
Basement 1,850 (1,198) 652 sf (details attached)
758 sf
Total 2,823 sf
Total 4,828 sf
Remaining 2,471 sf
Weight Length
Wall Below Grade %Below Grade Wall length Below Grade Running Total Below Grade
North 8 100% 0 8
8 100% 28 28 28 8
West 8 100% 22 22 50 8
5 63% 9 5.625 59 6
3 38% 33 12.375 92 4
South 3 38% 30 11.25 122 4
East 3 38% 37 13.875 159 4
8 100% 1 1 160 8
8 100% 27 27 187 8
Total 187 121.125
Ave below grade 65%
Basement SF 1,850
Credit below grade 65% (1,198)
GRFA 652
Wall Area Below Grade
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