SW3241101_BUA Allocations_20241118

Project: McCoy Farm DPR DESIGN Prepared by:JMM
DPR Job#: 19076 Impervious Estimates Checked by:HN
Location: Wesley Chapel,NC Date: 07-05-2023
Rev:06-19-2024
Existing BUA Breakdown '
On-Site:
Gravel Drives 17,000 SF. 72,400 sq ft = 1.66 ac
(Multiple Gravel Drives connecting various structures. Area was measured.To be Removed.)
EX.DWELLINGs,PATIOS,AND OUTBUILDINGS 6,300 SF. 6,000 sq ft = 0.14 ac
(House area approx.2,300 SF., Small outbuilding approx.240 SF.,Barn approx.2,000 SF.)
Total Existing BUA I 78,400 sq ft = 1.80 ac
Total Existing BUA to remain. 0,000 sq ft = 0.00 ac
Estimated BUA Breakdown-OVERALL SITE
On-Site (43 Lots Total)
Proposed Single Family 10,000 SF x 43 lots 430,000 sq ft = 9.87 ac
(10,000 SF=avg house pad 6,675 SF+18'x50'+625 SF Driveway avg+
sidewalk to front door 300 SF+Patio 500 SF+future allocation 1000 SF)
Cluster Mailbox,Entry monuments,&Other Misc 5,000 sq ft = 0.11 ac
H.O.A.Future 25,000 sq ft = 0.57 ac
Proposed Streets:
A RD.,B/C-B/C(approx.26 x 3,050 LF) 79,300 sq ft = 1.82 ac
Additional Pavement for Cul-De-Sac 5,300 sq ft = 0.12 ac
Sidewalk(5'Wide) 31,000 sq ft = 0.71 ac
Driveway within R/W(43 UNITS x 18 x 8) 6,192 sq ft = 0.14 ac
Total Proposed Streets:I 121,792 sq ft = 2.80 ac
Total Impervious Area 581,792 sq ft = 13.36 ac
Total Site Area= 64.41 ac
Existing Pond Area= 2.73 ac
Existing BUA= 1.80 ac
Total Site Net Area= 61.68 ac
TOTAL SCM Drainage Area#1 +#2= 32.20 ac
Impervious Area Summary
Imperv.Area %of Imp.Area of %of Imp.Area of
(Ac) Site Area DA Area
Proposed Single Family 9.87 15.33% 30.66%
Proposed CMB&Misc+Future. 0.69 1.07% 2.14%
Proposed Streets 2.80 4.34% 8.68%
Total Net Imp.Area 13.36 21.65% 41.48% 45%Used
for SCM
Net Increase in BUA(Prop.BUA-Existing BUA) 11.56 19.30% 35.89%
Z:IShared1Projects12019119076 Carolyn Farm-Kahuna Group-Westley Chapel\[e-mail] Sheet 1 of 1