Drainage Report

32,411.7 SF IMPERVIOUS: 62,281.0 SF Tc: 5.9 MIN Tc: 4.0 MIN PERVIOUS: 23,446.8 SF PERVIOUS: 46,190.0 SF POND AREA: 11,558.0 SF PERVIOUS: 63,013.4 SF PERVIOUS: 36,803.0 SF POND AREA: 2,020.0 SF POND AREA: 10,411.7 SF 5a. SHEETFLOW 100 LF ROOF SMOOTH S = 1 % a. SHEET FLOW 100 LF GRASS COVER S = 8.0 %

8.0 % DETENTION BASIN: 12,412.4 SF DETAINED 1,027,732.9 SF 1a. SHEETFLOW 100 LF GRASS COVER S = 6% 3a. SHEETFLOW 100 LF GRASS COVER S = 3% PIPE FLOW TIME: 920 LF 15" PIPE b. S.C.F. 20 LF GRASS COVER S = 8.0 % a. SHEETFLOW 100 LF GRASS COVER S = 1.7 % OL 3 OL 4 OL 5 1b. S.C.F. 90 LF

OL 5 1b. S.C.F. 90 LF GRASS COVER S = 6% 3b. S.C.F. 90 LF PAVEMENT S = 8% Savg = 4.1 % c. S.C.F. 100 LF PAVEMENT S = 5.0 % b. S.C.F. 164 LF GRASS COVER S = 3.05 % Tc: 6.6 MIN PIPE FLOW TIME: 1,326 LF 15" PIPE Tc: 4.5 MIN d. PIPE TIME: 450 LF @ 6 % c. INLET TIME: 1 MIN TOTAL: 18,616.3 SF TOTAL: 11,273.2 SF TOTAL: 69,133.1

TAL: 11,273.2 SF TOTAL: 69,133.1 SF UNDETAINED 194,686.7 SF Savg = 3.0 % Tc: 9.2 MIN Tc: 11.2 MIN IMPERVIOUS: 301.0 SF

IMPERVIOUS: 6,736.8 SF IMPERVIOUS: 22,200.0 SF Tc:10.5 MIN PERVIOUS: 11,879.5 SF PERVIOUS: 10,972.2 SF PERVIOUS: 46,933.1 SF R

PERVIOUS: 46,933.1 SF R Tc: 4 MIN Tc: 8.7 MIN Tc: 7.6 MIN TOTAL SITE LIMIT OF DISTURBANCE:

1,234,888.2 SF 28.35 Acres

DA-2 Know what's below.

SHEET 2 OF 3 Call before you dig.

28S 29P 32S Basin 1 Basin 1 Basin 1 Undetained 36S Basin 1 Predevelopment Subcat Reach Pond Link Routing Diagram for Proposed basin 1 R5 Prepared by Anderson Consulting Services, Printed 10/29/2023 HydroCAD® 10.20-3f s/n 06666 © 2023 HydroCAD Software Solutions LLC