SW1240601_Plansheet - SCM Detail_20241001

\ _ PRELIMINARY
- _ _ - 'J PRIVATE DRAINAGE NOTES: HANDWHEEL TO EXTEND
-- -- A- I ` 1. THE TOWN WILL NOT BE REQUIRED TO MAINTAIN THE PRIVATE DRAINAGE IN THE SIDE AND REAR YARDS OR SCMs. RESPONSIBILITY 12"ABOVE TRASH RACK NOT FOR CONSTRUCTION
SHALL BE THAT OF HOA OR A 3RD PARTY MANAGED COMPANY.
_ � I PLACE STEM SUPPORTS PER
MANUFACTURER'S RECOMMENDATION TRASH RACK NOT SHOWN FOR CLARITY
GCB-106 - _ — — — I:zs (SEE SCM DETAILS SHEET C601)
SCM MAINTENANCE
— — — LANDSCAPE NOTES:
/ AND ACCESS ESMT NAD 83/NSRS 2011
0J 1 \ 1. ON THE DAM AND DAM EMBANKMENT SLOPES, TURF GRASS PROVIDES STABILITY AND ENHANCES ACCESS TO THE FACILITY FOR MANHOLE STEPS ON GATE SIDE
o p� oho o� 1046 ADA FOR o-o-o 0 0 0 0 _ — SCALE 1"=20 MAINTENANCE. DEQ RECOMMENDS PERENNIAL GRASSES SUCH AS HYBRID BERMUDA OR CENTIPEDE IN THE COASTAL PLAIN AND (SEE NCDOT 840.66)
PIEDMONT, AND COOL SEASON TURF GRASS SUCH AS FESCUE AND BLUEGRASS IN THE MOUNTAINS.WEEPING LOVE GRASS IS NOT RISER CREST ELEV.1039.50'
i
ALLOWED BECAUSE IT DOES NOT PROVIDE LONG-TERM SLOPE STABILIZATION.
- 2. THE DAM STRUCTURE,INCLUDING FRONT AND BACK EMBANKMENT SLOPES,OF THE POND SHALL BE VEGETATED WITH NON-CLUMPING °
TURF GRASS;TREES AND SHRUBS SHALL NOT BE ALLOWED. ORIFICE TRASH RACK
3. THE VEGETATED SHELF SHALL BE PLANTED WITH A MINIMUM OF (3) DIVERSE SPECIES OF HERBACEOUS, NATIVE VEGETATION AT A NOT TO SCALE (2) 30"X 6"WEIR:1038.00'
_ _ _ — _ MINIMUM DENSITY OF 50 PLANTS PER 200 SQUARE FEET OF SHELF AREA.
/ - \
WATER QUALITY ELEV.1037.41'
�—n 3000 PSI REINFORCED CONCRETE COLLAR
VEGETATED SHELF=2,968 5F w/50 HERB.PLANTS/200 SF=742 PLANTS DRAWDOWN PIPE UPTURNED 12" WITH 2-LAYERS#4 REBAR AROUND PIPE(SEE
/�♦� OUTLET PROTECTION o _ \ PLANT TYPE QTY BOTANICAL NAME COMMON NAME ROOT NOTES TO ESTABLISH NORMAL POOL OPEN END 4"PVC SCM DETAILS SHEET C601)
12'X6'X18' _ — \ (SECURED TO RISER WALL)
123 Eupatoriadelphus dubius Dwarf Joe Pye Weed CONT. MIN.24"-36"O.C. ° " 12"
22"THICK RIP RAP CLASS B — \ NORMAL POOL ELEV.1036.00'
I HERBACEOUS 123 Eupatoriadelphus fistulosus Joe Pye Weed CONT. MIN.24"-36"O.C. 4
6'VEGETATED SHELF -- \ \ 124 Eupatoriadelphus maculatus Spotted Trumpetweed CONT. MIN.24"-36"O.C. 6 �° 1
FES-100 0 �� PERM POOL ELEV.1036.00' _ _ � � \ 12"
124 Hibiscus coccineus Scarlet Rose Mallow CONT. MIN.24"-36"O.C.
CB-101� g _ A 1.25"0 ORIFICE
124 Lobelia siphilitica Great Blue Lobelia CONT. MIN.24"-36"O.C.
DRILLED IN 4"CAP •"" "
c r - 124 Rhynchospora colorata Starrush Whitetop CONT. MIN.24"-36"O.C. 4"PVC CLEANOUT
/ �M 1 'BERM ELEV:1041.00' \ \ WATER QUALITY ORIFICE — — — —
0 4"DIP BOTTOM DRAIN TO EXTEND TO INV.ELEV.1035.00' -`" ^_ — — — L
�m M _ BOTTOM OF BASIN 20' '' ' Q�
0 0 0 - / / / '- 4"NRS GATE VALVE I I rn
\ LEGEND: DRAINAGE AREA TO SCM INV.ELEV.1032.00' \ M
/ / / INV.OUT: 18-0-RING' �
(TEMPORARY SKIMMER ATTACHMENT \�\ \�\ \ \ I I �
\ TOTAL DRAINAGE AREA 115,766 SF 1032.00' GASKETED C6 N
O H E EXISTING OVERHEAD ELECTRIC LINE FOR EROSION CONTROL) >1�—� I I CLASS III RCP — o
PARKING 36,509 SF
I I V
EXISTING ELECTRIC POLE SIDEWALK 8,815 SF \ \ \ \ \� \ _ :--::-:---:-:- ------ � � r— Qo
--------------------------------
r`
\ 12"MIN
I I �
- \ 6� co
41,595 SF
X EXISTING FENCE PERCENT BUA 75% \ \ \ \ =__==__=____=________________________ __=_=__= _____ _= I I o c�
=
/ WET POND M =^ '" "" ' • CONCRETE PIP CRADLE z m o
----- -------------------------
/ . \ = ' = CONCRETE " _ a • " _"6 E L
\ EXISTING MAJOR CONTOURS ° ?- •=e ? " w� SEE DETAILS N CD z
15" _<" --" "" ANTI-FLOATATION BASE "_ a " - ( ) Q o g
EXISTING MINOR CONTOURS MIN.3"CLEAR U)
ANCHOR W/DOWELS 44 REBAR X 12"@ 2'O.C.+I (SEE PIPE INSTALLATION MUST PROVIDE . N J
EXISTING RIPARIAN BUFFER ANCHOR DETAIL ON SHEET C601) T(MIN ON GATE SIDE) (T�P) A PIPE JOINT WITHIN 4'OF RISER WALL > > Ul? W
N \ FOR ARTICULATION AT RISER '� m
/ o \ #4 REBAR 12"O.C. U M Z
EXISTING STREAM EACH WAY CONSTRUCTION JOINT AT PIPE JOINT v i Qi
RISER-SCM 1 _ \ \\ 0
_ _ _ WET POND DRAWDOWN DEVICE DETAIL W � 0
EXISTING TREES SCALE:NTS
'— N
EXISTING WETLAND CAA
PROPOSED CATCH BASIN (� W
ca
PROPOSED DRAIN INLET EAST NORTH SOUTH WEST
RISER CREST ELEV:1039.50'
PROPOSED FLARED END SECTION
300 PROPOSED MAJOR CONTOURS (2) 30"X 6"WEIR:1038.00 -- =+ -- =+ =- (2) 30"X 6"WEIR:1038.00
I I I I �- � � / � � "-_" """ •__" """ _ _ .fir..0
302 PROPOSED MINOR CONTOURS WATER QUALITY ELEV:1037.41 —n WATER QUALITY ELEV:1037.41 •
I ^' (TYP) a=_ ������+ • � '�I
\ I I?y I I PROPOSED RIP RAP NORMAL POOL ELEV:1036.00' n NORMAL POOL ELEV:1036.00
N0,6 1016 O PROPOSED STORM MANHOLE 4"DRAW DOWN INV.ELEV:1035.00' , s
WITH 1.25"ORIFICE DRILLED IN 4"
PROPOSED STORM PIPE CAP(SEE DETAIL THIS SHEET)
'-- •-a '- •�° �a a EMERGENCY PROPOSED YARD INLET
-' DRAW DOWN PIPE TO TURN UP 12"
SPILL AY EL.1040.00' _ _ - _ _ "
/ / ♦♦ FES-SCM INSIDE OF RISER STRUCTURE TO
MAINTENANCE AND ACCESS EASEMENT 12" ESTABLISH NORMAL POOL
18"RCP L - - - - J =:
\ \ \ \\ \ / / / // / / ♦♦ I JB-SCM OUTLET PROTECTION 3
♦ 3 9'X5'X14' 4"DRAIN INV ELEV 1032 00' U)
18"RUBBER GASKET RCP INV.
22"THICK RIP RAP CLASS B
\ � � ELEV:1032.00' _ a�P�-r;��_� _ "�.>;r�:t^----::' _ ����Y=��>�•':", --y
\ / �•�- .. � v-�-s -.-ram - -.--c - -.r "
\ \ I / I ♦ _-_ -•_ i`c"")"_`�.. ""_,.'.Y.1:`fi=`'^ �.r__'`c� �. z 1:`'4:-v' Vr'`c"j,?- s.t_-.�c`;4'v^ `r'`c'r.'7-.=
- --..�<c�-:-' s..=•:� <�-`"..-t" -_ �<c7-'>`i-.r-_":� ..-fie= ec�:i-:;-_- ..-;
"
U)
RISER WALL ELEVATION DETAIL J 0
SCALE:NTS rn coo z
z N O
z U
LU
O z C)
J JJU_
Q UJ
= z W
_ 2
d
C W'
13"0 CLASS 1 STONE/22"THICKNESS w
CLASS 1 STONE TOP ELEVATION:1041.00'
_ 2
1050 1050
BOTTOM ELEVATION:1040.00' I= - =1 I III— W
FILTER FABRIC — r )
2D FILTER FABRIC O
SECTION VIEW U
FRONT VIEW
1045 1045
SPILLWAY DETAIL I�2'�I
TOP 0 BERM EL:1041.00
MERGENCY SPILLWAY:
1040 EL.1040.00
110 YR WSE 1939.31 -
1 D YR WSE 1938.78
Y WSE 1038.18 2 YR VISE 1038.32 S
1035 1035
Q
1030 1030
U
U)
u)�
1025 1025
0
Q
0
0
0
M
1020 1020
0
-0+50 0+00 0+50 1+00 1+50 1+86
z
w
42
ALL CONSTRUCTION TO BE IN ACCORDANCE WITH LOCAL MUNICIPALITY, Design By: TSG
E NCDEQ AND NCDOT STANDARDS, SPECIFICATIONS, AND DETAILS Date: 03.01.24
Q
If
Project#: P230604
REV# DATE DESCRIPTION
SHEET
M
N
N
Q
C600
M
N
O
N_
Q