SW6240106_Plansheet EC-2 - Other_20240516

ALL TEMPORARY DIVERSION SWALES REQUIRE CONCRETE WASHOUT STRUCTURE: TEMP. TOP TOP BASIN BASIN WEIR TEMP. TOP TOP BASIN BASIN WEIR ORIFICE Know what's below
SEDIMENT WIDTH LENGTH DEPTH CAPACITYWIDTH SKIMMER WIDTH LENGTH DEPTH CAPACITYWIDTH DIA. Call before you dig.
LINING MATERIAL BE INSTALLED WITHIN . SEVEN CONTRACTOR SHALL INSTALL AN oNs�TE TRAP {cF) � BASIN
CONCRETE WASHOUT STRUCTURE. STRUCTURE
DAYS OF FIRST DISTURBANCE. - ti - (cF) (IN)
SHALL BE AT LEAST 50 FEET FROM ALL ST-1 21 42 1.50 969 4 SKB-1 51' 102' 1.00' 4,606 12' 1.4" ® Dial 811
ST-2 12' 24' 2.00' 320 r /� SKB-2 45' 90' 1.00, 3 526 10' 1.2" Or Call 80o 282-7411
INLETS, SURFACE WATERS OR WETLANDS. -``--_'
%� ••'"' % \ SKB-3 41' 82' 1.00' 2 886 8' 1.2"
ALL DISTURBED AREAS REQUIRE GROUND COVER CONTRACTOR SHALL COORDINATE LOCATION • .,+�• ` LOT 1,47 �--"
WITH MOORE COUNTY PRIOR TO INSTALLATION. :''''� '•. ---% - `�, , <<'� SKB-4 3T 74' 1.00' 2,310 8' 1.0"
WITHIN 7 DAYS OF FIRST DISTURBANCE. �-� SKB-5 43' 86' 1.00, 3,198 10, 1.211
STREAM DATA: `; �' ' : j�✓ PERMANENT ���; \ •• ♦�� SKB-6 42' 84' 1.00' 3,040 8' 1.2"
LITTLE RIVER, (LOWER LITTLE RIVER) 18-23-(10.7) SWALE 30 PERMANENT to
PHASE 1 MUST BE PERMANENTLY STABILIZED 219 (P t 'SWALE 28 `�' I
STREAM CLASS: WS-III, HQW -•;�'� ; PERMANENT �` `
BEFORE ANY ADDITIONAL AREA CAN BE RIVER BASIN: CAPE FEAR ` � PERMANENT
SITE IS IN A FEMA FLOOD PLAIN PER FIRM PANEL `�� . r` RIP RAP PHASE 2 LIMITS ��LOT 130
DISTURBED. -,cp * ,SWALE 29 `'�
•� DISSIPATOR 4 - - ''OF DISTURBANCE
�, � �PERMANENT � - - -'� o,• � - f �
MAP No. 3710952200J - DATE 10/17/06 SWALE 31 �.\ o� _ \ �"i r111faf11f ,;; ,,(TYP.)
MAP NO. 3710954200J - DATE 10/17/06 LO 165 'yT �' �` r.....�f....f..f lrfu •..•♦• Q `
SOIL DATA: _ `•�..•••• LOT 16 -_ �,
u PERMANENT ,,��� �� , - 214... 2�5 -_ v ---� N •,
TAKE FROM NATIONAL COOPERATIVE SOIL SURVEY NOTE' SWALE 32 ' ' • ( �1 "
r �� ,
SOIL CLASSIFICATION: --- �,� . ` 216 . �,'- PERMANENT LOT 131
ALL SLOPES ON THE BACK OF PROPOSED •• I SWALE 27
AEB - AILEY LOAMY SAND, 2 TO 8 PERCENT SLOPES SKIMMER BASINS SHALL BE LINED WITH PERMANENT
••• 32 --- ` - ► ; `U)
AED - AILEY LOAMY SAND 8 TO 15 PERCENT SLOPES •,,..+•• ,QS ,-_� a
\ \ 21S 21 : RIP RAP - ■
BAB - BLANEY LOAMY SAND, 2 TO s PERCENT SLOPES EXCELSIOR MATTING .+••'�' I -- _ • '�`�PERMANENT
BB - BIBB LOAM, 0 TO 2 PERCENT SLOPES, FREQUENTLY FLOODED S ' ' DISSIPATOR 3 SWALE 26
-- •
- CAC - CANDOR SAND, 8 TO 15 PERCENT SLOPES
CAD - CANDOR SAND, 8 TO 15 PERCENT SLOPES NOTE: *0 Qs32 2�� 9 --��, TD9 r ti •`-ti ` r - ' - PROPOSED `--�
CH - CHEWACLA LOAM -�� \ �� LOT 129 �'"--
�6 .,+• !•-!- !!1#!l���#-!!!!! #! « CONTOURS -
GDB - GILEAD LOAMY SAND, 2 To s PERCENT SLOPES PROJECT IS LOCATED WITHIN A HQW, WS-III 2 �,.•• #!f _ - `.� -- on
JOA - JOHNS FINE SANDY LOAM, 0 TO 2 PERCENT SLOPES, RARELY FLOODED WATERSHED AND WILL REQUIRE �, '•`' �\ '� ;. T S 7 ��`- : - � \ ` `.
KM - KALMIA SANDY LOAM, 0 TO 2 PERCENT SLOPES, RARELY FLOODED •+++•• '' _ , "__J `•••.♦r $ Sl�/Q • •`•♦ `� i o � ' ' ' `` PERMANENT y ` ■
KEB - KENANSVILLE LOAMY SAND, WET SUBSTRATUM, 0 TO 4 PERCENT POST-CONSTRUCTION STORMWATER .••• •••• RF -�`� `•�.♦, ``1 l ' : PHASE 2 LIMITS C,• TEMPORARY 2� ••#.,, Z V 27 `� ( 'OF DISTURBANCE C
SLOPES, RARELY FLOODED �' ,• � � / � SWALE 25
PA - PACTOLUS LOAMY SAND PERMITTING. g � :•!�, DIVERSION DITCH S ••♦ E 3 �`� � �•��� ■
' ` '�O ..•• �1 TEMPORARY '•v. OR/ •4 ■
PAA - PACTOLUS SAND, 0 TO 3 PERCENT, RARELY FLOODED .+ -- -TEMPORARY -HIGH POINT TYP. O ••, VE • (NP•) PERMANENT •
TOA - TILLERY SILT LOAM, 0 TO 3 PERCENT SLOPES, RARELY FLOODED \ `� ` O '' DIVERSION { )` ��% DIVERSION ''`•r•! A(/ 272 `\27S ` /
TR - TORHUNTA AND LYNN HAVEN SOILS
' ` 1� 01- '♦• `, `�T� __'� DITCH 8 TYP. ''' ``.,♦♦ TD$ BLIC ` *r' '`#i #,r!!s+ # SWALE 24a.aa ar•a,•�.•.
VGE - VAUCLUSE-GILEAD LOAMY SANDS, 15 TO 25 PERCENT SLOPES 2 '� 1 ' ` '� �Q.•'' DITCH 9 (TYP.) - '� �\ ``� r �\l ) +i•!�♦♦ 60' R 271 'p#+r# 21 `� u! •f!##r•orufrl�t _
n , ________� ,---- - " - I , - /y/ S2� .. 218 -
y %-'�` `-.� `�C ) ` I PHASE 2 LIMITS ITS J r +
PHASE 2 LIMITS , { Q$ 27;;,
i 218-
OF DISTURBANCE ��'' OF DISTURBANCE }
V. (TYP.) (TYP.) PERMANENTS~ � - r w
\ \ Z
l.O-T'155 _--- , ��----- ��. 'SWALE 38 - - 21
TQ •�
q ' � �,. _ - LOT 1-5--3 _ _ - '-- `�_ ♦♦ � • �..y,�TE..M..PfO► R■.A.R:fYLd
....f..��.. , ¢
l / 1 �,- i - - 210 ?10 • J; \.DIVERSION SWALE�-
m �`� J ; \ O ' ; j ;=- '�_ HIGH POINT (TYP.)
` J ; `�1 -- PERMANENT DITCH SECTION TO BE f ,. TEMPORARY _
' TEMPORARY t L0�`F 158 \ -.L-OT
DIVERSION � � `` ---� '' - --' i' � � EXISTING USAG LINED WITH SYNTHETIC �MATTING. \` _ DIVERSION
I * `` DITCH 7 (TYP.)
WETLAND LINE DITCH SECTION WITH 4 BOTTOM MIN, •
DITCH 10 (TYP.) . _ `-�
,, � ,____ - •EXISTING USAG \ \� 4 VERTICAL SYNTHETIC MATTING
NP71c _ } __ WETLAND LINE PHASE 2 LINING HEIGHT. 3:1 MIN SIDE SLOPES �� ,
o PERMANENT �, �,= _ OPEN SPACE `\ 100 MIN LENGTH. TEMPORARY SKIMMER
m PERMANENT DITCH SECTION TO BE " ,'
o ,SWALE 33 + - %'1, r -- ' , BASIN SKB-4 `
m ; PROPOSED `\ LINED WITH SYNTHETIC MATTING.
L(aT 182 - + CONTOURS i 1
4 - � ,
W DITCH SECTION WITH 4 BOTTOM MIN,
4 VERTICAL SYNTHETIC MATTING -
' � PERMANENT LINING HEIGHT. 3:1 MIN SIDE SLOPES
-- - '�D r SWALE 39 100' MIN LENGTH. ``
.�
ce) so
N PERMANENT % ,r�.R'``� o • -__a `\
' L 181 1 __v a'C11RIP RAP _ .ap• .� `t j
W N ■ DISSIPATER 5 rfa}
X 1 • _ ,1l TEMPORARY SKIMMER
faaaarrlrrrU•}�••••
rr --- • BASIN SKB_-6 ;
d }tart■ , . _ ` ' ``_ ' - - -
t!l -ar�aflrrlrOvaaa, / f _ -✓
PROPOSED SILT
FENCE (TYP.)
0 d x`
RIP RAP RIP RAP
N -- ` o. �i = PERMANENT __ ' ,• `�,, `� EXISTING USAG i DISSIPATOR WIDTH LENGTH THICKNESS
T 80 I LOT 16 RIP RAP -_ _ - - CLASS
�^, •. �, . WETLAND LINE f NO.
DISSIPATER 6 • .-' PERMANENT BOTTOM LINING Q10 LINING TYPE 1 22 26 36 2
� - -
- - 4'. •'�'`� �• �� ��__ % SWALE # WIDTH HEIGHT (MIN. (CFS)
` ^� - ; r • \
11 18"
PS 15 8 FT. 3 Ff. 25.29 EXCELSIOR MATTING
' ---- - r ,
��____1 N t ► 1` ! : , - ,1 < \ PS 20 1 Ff. 3 FT. 7.53 EXCELSIOR MATTING 4 9 11 24 1
` PROPOSED LIMITS 5 12 14 24 1
PS 21 7 Ff. 3 FT. 16.15 EXCELSIOR MATTING 6 42 14 24 1
11 9 `I i1r LOT 161 LOT 162 LOT 163 t LOT�6 \� �`. `��` OF DISTURBANCE 7 12 14 24 1
o } PERMANENT �I \ -__PHASE 3 (TYP.) PS 22 6 FT. 3 FT. 14.73 EXCELSIOR MATTING
IL \ i; , 1 SWALE 34 l `• ,
r I q \ '�, PS 23 3 FT. 3 FT. 8.44 EXCELSIOR MATTING
�, f > •. '� PS 24 1 FT. 3 FT. 0.80 EXCELSIOR MATTING
' - t �' -1 r ✓ _ TEMPORARY DIVERSION DITCH
�� •'' TEMPORARY SKIMMER \� PS 25 2 FT. 3 Ff. 3.25 EXCELSIOR MATTING
TEMPORARY .� } �,
I SEVEN DAY GROUND COVER REQUIRED.
`\ �= BASIN SKB-5 L_� . 3 FT. 13.50 EXCELSIOR MATTING 1 . ALL TEMPORARY DIVERSION DITCHES REQUIRE 7 DAY GROUND
DIVERSION SWALE ) � \ ;
PS 26 3 FT
COVER.
HIGH POINT (TYP.) _ _; �` ' PROPOSED SILT PS 27 2 FT. 3 FT. 4.29 EXCELSIOR MATTING
% i ■
= •' 2. ALL FILL SLOPES ON SKIMMER BASINS AND SEDIMENT TRAPS
OT 1�'�\ i '�' ` �� ' C PERMANENT �' �� ` FENCE (TYP.) PS 28 1 FT. 3 FT. 1.73 EXCELSIOR MATTING REQUIRE 7 DAY GROUND COVER.
# ` , TEMPORARY •
j \` SWALE 35 _:' DIVERSION •.• E ,
' �' t
PS 29 1 Ff. 3 FT. 5.96 EXCELSIOR MATTING
DITCH 11 (TYP.)
••• y�.- PS 30 1 FT. 3 FT. . EXCELSIOR MATTING
076 THE CONTRACTOR SHALL INSTALL THE REQUIRED LINING
#!r!!r
PROPOSED LIMITS � `'' r '••# *our-____ ,1 .♦' a i \���•-\ '
♦ c� i \ --\ ` PS 31 1 FT. 3 FT. 1.50 EXCELSIOR MATTING MATERIAL ON THE TEMPORARY DIVERSION SWALES WITHIN
OF DISTURBANCE _.��': 4 - S£Sd. !#.##...# .----fa-.--.#.-....... rfuau��f} ori�► - 4,
�, PS 32 2 FT. 3 FT. 5.32 EXCELSIOR MATTING
SEVEN DAYS OF FIRST DISTURBANCE.
� PHASE 3 (TYP.) ---�'. •. S£Sd_-•-_._.._.
0- kSCOT PS 33 3 Ff. 3 FT. 9.54 EXCELSIOR MATTING
Lo 177 \ c ► l.gNp STREET , �� ,� , LIMITS OF CONSTRUCTION SHALL BE AS PER
T UBLI { PS 34 3 FT. 3 FT. 5.82 EXCELSIOR MATTING
c 60 R/W ; ! �'� �� �� Ps 35 3 FT. 3 Fr. 7.84 SYNTHETIC MATTING THE LIMITS OF CONSTRUCTION LINE ON THIS
I 9£Sd. r ---�. O■... ■ . TEMPORARY PAGE.
o I �� - ..-_..�. t 20 SEDIMENT
PS 36 8 Ff. 3 Ff. 28.77 SYNTHETIC MATTING
, �� � � / a+fir-!#######!♦R!# �o .�\ ;` �,• tcl
- - - -,•�.:_qnun � . TRAP 2 PS 37 6 Ff. 3 FT. 23.68 SYNTHETIC MATTING
W - z z z z ' 9(�S ��5 . .. DISTURBED AREA
PERMANENT '-----'•" ••••" •r-r1f.l�//f fO•■ --_-- '•�� d,- _ PS 38 4 FT. 3 FT. 16.75 SYNTHETIC MATTING
W ` C �, _ {� '., �� PERMANENT RIP PHASE
. SWALE 36 •... # •} •• RAP PS 39 3 FT. 3 FT. 15.36 SYNTHETIC MATTING 2 EROSION CONTROL 5. 825 AC
LET^176 '���` � - ,, `\` � TEMPORARY �
DIVERSION PERMANENT'-` DISSIPATER 7
�-A` •� N.! �`� :�\ DITCH 12 (TYP.) SWALE 18 DISTURBED AREA
1 EXISTING USAG
04 -I TEMPORARY WETLAND LINE PHASE 3 EROSION CONTROL 2. 37T AC
0 It •' t_ `L_ - \ DIVERSION `
\DITCH 12 (TYP.) �
° • • �\ ;
' •' N LOT 2'p4 ', , TOTAL DISTURBED AREA 8. 202 ACRES
202
r p LOT 2v03 `1 ,
a o �� LOT 20 i `
LOT 29
c, 7� SCALE: 1" = 100'
a ' \ Cv
',a �� ! �� 100' 0 50' 100' 200'
PHASE 3 /
E -
� a
NNNNNTEVIS ONS
u SYM. DESCRIPTION DATE �,,.».N�
� N
� �" �` - °� UTILITY IMPROVEMENTS EROSION CONTROL LAYOUT DEC. 2023
z m _ Q��F� S9 : y
s . TO SERVE PHASE 2 & 3 DAM
N a = r. NORTHGATE PHASE 2 AND PHASE 3
Engineering., PLLC '.�sf FINAL DRAWINGS
a ,o ....... a ' MOORE COUNTY.. NORTH CAROLINAEC-2
150 S. Page Street • Southern Pines, NC 28387 • (91.0) 684-8646 • Cert. No. P-2587 N �N �`�•1�'?-�t NOT RELEASED LE/�S ED FOR CONSTRUCTION
U CTI D N sHEEr No.