20161069 Ver 2_C505 ND-170 - 2-15-19_20190220

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820 co co
Wet Pond EasementI I I �� - �Q
CO
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1 - N33 50 49 E 355.72 ( (�
2 - S56009'11"E 89.15' //, / / I I / �82� / I T_ S Z
3 - S10025'30"E 137.30' / / ///� /� I I I 15 I 10'Access Easement 8z4 8�6/ '�
o / / (Approx. 6,735 SF) - ` I I O
4 - S28o12,59,W 240.72 / // // �\ / / I Landscape Notes O m �
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5 N72 10 05 W 64.71 / , /r I -se
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6 - N56°09'11"W 146.41' / J / �/ // \\ \ / =_ - / Z ._
Wet Pond Easement / 1 - The dam structure, Including front and back of
II (Approx. 63,790 SF) / .•'•�•.�\ \06 O
o
sus I embankment slopes, of the pond shall be .0 Q
/ �� // /� �` '+• \ \\ \ / �' vegetated with non-clumping fescue. Trees and — JC
/Emergency \ \\ �, woody shrubs shall not be allowed. _
Access Easement f Spillway /` O
/ I / / ` • \ I / / 2 - The Vegetated shelf shall be planted with a -C U)
- - / / o� / �\ / I �,� / minimum of three diverse species of herbaceous, o
1 R-63.00 , L-10.17 � / / I � �w// f /f: / � � � / o_
Tano5.10',,,Ch=10.16' + native vegetation at a minimum density of 50
S02 41 44 W / / I I // / I I I / plants per 200 SF of shelf area (3,025/200
1 CN
2 - S77012'56"E 254.45' / I �r / /� •;�`� / / / //� 15.2*50 = 760 plants). Use equal parts Joe-Pye r° CNJ
_ /// / .•/ / / I C91� I / // Weed, Swamp Milkweed and White Turtlehead.
3 N 70 020,27„E 83.41 � // / ,/ � / /� / � /, .,. � / / / � // w
4 - N33o 50,49„E 255.93 / �� /� /// / / / / / / I / / - lV w
5 - S56 09 11 E 84.50 / ' /� / / / I I 3 Trees and Shrubs may be planted outside of a) co
_ / / / / ,+� ( / / / / / the embankment slopes and can serve to shade Z w
6 S33 050 49,W 10.00, �/ / ��/ / �' /�,• I / / / / / / 0 z
7 - N56 09 11 W 74.50 / �/ / /// � / / / / / / /I the wet pond, along the south, east and west Q J w
++ / / / / I sides. L
8 - S33 50 49 E 249.23 �� � � .�� / z ~
9 - NS70020'27"W 89.62' /� ��•• / / / / O J J
1 - N77°12' "W 2 I ,�� � J oNo
0 56 55 58 I I I I I .; �� 9 I I I Q W o - > N
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/ �/ �� � J �/
�, / / / � / C 00 o w+
I I ► i l III I / / // \ // / I I I � ct)
\� 6'wide Vegetated
Shelf (3,025 SF I I / / / \ / f I 0
QU)
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(176
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Wet Pond Landscape & Easement Plan
N.T.S.
Install North American Green C-350 —_
erosion control blanket from edge of basin Co
Top of berm spillway to rip-rap at outlet headwall for +-+
elev. - 808.0 entire width of spillway as indicated.
Follow manufacturers installation
2' Q
3 instructions.
Weir crest Bury end
Elev. = 807.0 \ \\ \\ \\ 1' deep 0 +-+
Topsoil & seed prior to 0
oN 20' installing erosion control
blanket
LM Q Emergency Spillway co
0 0
U
U)
0
810 i
o NOTE:
1. La IS THE LENGTH OF THE RIPRAP o
E APRON.
o ? 1
808
2. D = 1.5 TIMES THE MAXIMUM
o STONE DIAMETER BUT NOT LESS "A" "A" z a
M Emergency Spillway Elev. 807.0 Top Temporary Pool Elev 807.0
THAN 6". aB B
� M
3. IN A WELL-DEFINED CHANNEL 3Do Do W o =
oN
06 EXTEND THE APRON UP THE 8 > o
CHANNEL BANKS TO AN w
ELEVATION OF 6" ABOVE THE
MAXIMUM TAILWATER DEPTH OR TO -
U_ Top Permanent Pool Elev 804.0 Aquatic Bench 6. 1 61 THE TOP OF THE BANK,
WHICHEVER IS LESS. o N
804 '� 1 4. A FILTER BLANKET OR FILTER _T
FABRIC SHOULD BE INSTALLED ° r
Plan z
o BETWEEN THE RIPRAP AND SOIL
U 802 FOUNDATION.
Forebay
eQ
pp RIPRAP RIPRAP L y .
800 PIPE Do 31Do L a W D d50 SIZE MAX. SIZE — EAL �. =
Bottom Permanent Pool Elev 799.00176
J 1311 to H W 1 18" 4.5' 18' 23' 18" 9" 11.5" {r
z OS4 to HW4 18" 4.5' 18' 23' 18" 9" 11.5"
798 D -iTi iTi T
����$,�.
= =i i=iTi=ii-i -I 1-i ►1 I#11 i
JB3 to HW2 30„ 7.5 22 30 22.5 12 15
- — —
0 FILTER BLANKET
Drawn By CDB
796
L_ * See C201 and C502 for Outlet Structure Section A-A Checked EJB
0
and Outlet Pipe information
Rip-Rap Outlet Protection Approved EJB
o .lob No. 217045
0 N.T.S. 12-21-18
U Scale Date
X APPROVED BY PURCHASER /TENANT DATE
2 Wet Pond Schematic Cross Section APPROVED BY DEVELOPER /SELLER DATE C 5 0 5
N.T.S. Sheet No.