HomeMy WebLinkAboutCS100A PROPOSED SITE DRAINAGE MAPw
EXISTIN
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A
S
P
H
A
L
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P
A
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EXISTING
ASPHALT PATH
WETLAND C, 2021
WETLAND DELINEATION
WETLAND B, 2021
WETLAND DELINEATION
WETLAND A, 2021
WETLAND DELINEATION
PR-A
PR-B
PR-A
PR-A
PR-A
PROPOSED
VEGETATE SWALE
PR-A
EXISTING STORMWATER
MANAGEMENT POND
1.BACKGROUND DATA SHOWN IN PLAN SET IS FROM SCHNEIDER
GEOMATICS SURVEY DATA DATED 03/31/2020 & 09/06/2017, TREE DATA
SURVEY PERFORMED BY V2, DATED 12/12/2021, AND WETLAND
DELINEATION PERFORMED BY V3, DATED 12/14/2021.
PROPOSED SITE DRAINAGE
MAP
PROJECT NORTH
0'120'60'30'
SCALE: 1"=60'
13202
CS100A
SEALS AND SIGNATURES
KEY PLAN
DRAWING TITLE
PROJECT NUMBER
SCALE
DRAWING NUMBER
WEST PARK:
PERIMETER TRAIL
EXTENSION
DATEREVISSUED FOR
44 EAST MIFFLIN STREET
SUITE 500
MADISON, WI 53703
608.251.1177
www.smithgroup.com
2700 W. 116TH STREET
CARMEL, IN 46032
Owner:
CITY PERMIT REVIEW 08/23/2022
CITY PERMIT RESUBMITTAL 10/12/2022
SHEET NOTESN
LEGEND
PR-A EXISTING DRAINAGE AREA TREATED BY FILTER STRIP IN
PROPOSED CONDITION. 1.17 AC
EXISTING DRAINAGE AREA TREATED BY FILTER STRIP AND
VEGETATED SWALE IN PROPOSED CONDITION. 0.28 AC
DRAINAGE OUTFALL
PR-B
STORMWATER DRAINAGE SUMMARY
DRAINAGE AREA (AC)2-YEAR (CFS)10-YEAR (CFS)100-YEAR (CFS)
EXISTING PROPOSED EXISTING PROPOSED EXISTING PROPOSED EXISTING PROPOSED
PR-A 1.17 1.17 1.32 1.87 2.49 3.46 5.30 7.25
PR-B 0.28 0.28 0.58 0.48 1.09 0.85 2.32 1.77
DRAINAGE SUMMARY
PROJECT AREA 1.45 AC
SITE DISTURBANCE AREA 1.45 AC
OFF-SITE AREA 0 AC
ADDED IMPERVIOUS AREA 0.24 AC
TOTAL ONSITE + OFFSITE 1.45 AC
WATERSHED DISCHARGE AT 0.10 CFS/AC 0.145 CFS
WATERSHED DISCHARGE AT 0.3 CFS/AC 0.435 CFS
MODELED 2-YEAR DISCHARGE RATE 2.14 CFS
MODELED 100-YEAR DISCHARGE RATE 8.57 CFS