20240327_Mine_Maps

LOCATION MAP CONSTRUCTION SCHEDULE and CHRONOLOGICAL SEQUENCE OF LAND
DISTURBING ACTIVITIES -
(NOT TO SCALE) �1A
G
5G 1. Obtain approval of Plan and any necessary permits, and hold
F\ a pre-construction conference prior to commencing any work.
SITE 2. Installation of Sediment Trap at end of permanent access/haul road.
(P �\ 3. Clearing, stumping, and construction of permanent access/haul road.
V. / �\ 4. Clearing and stumping of access/haul road to Lake/excavation area.
and associated sediment fencing downstream of access/haul road.
-------------------------------------------
•�� T--------------------T------T-------------------T__________________T-----------T------------------r----------r---------------, I 5. Installation of Gravel Construction Entrance.
i i i i ' 6. Clearin and stumping of first five (5) acres of Lake/excavation
\' O U / I U Q / \ I I
G�� %y U area for truck turn around and stockpile location and associated
-z ' ' ' ' ' I sediment fencing.
W ' °Z I I I I 1 ' i 7. Construction of Lake emergency overflow swa le and erosion control
h / m m I ¢w I I I I g Y
I I � I I W m I a I I ' P.
/ . I Q I I z w I I I U I U I Z
z , v = I U I o I z I sediment trap.
O7i UJ i z i a i e z � ? w i a i i i z
I w / w I ' ' ' o 1 w I S. Initial excavation consisting of stripping and removal of to soil
a a r o o - ------� Y F---------------� I z I I-z I > I N I > i 9 PP 9 P
U I I c,- I coo I o I w I o i in stockpile area (within Lake excavation area). Construction of
D- I I �O I I I Z� I Z� I I 1 z
w U \ a I o° ' I cc z I L) 1 1 o i o i LU w i = ; earthen berm/sound barrier. Creation of vegetated buffer.
U U a I y I Uv1 I U� I I U I
I m I U I a I z n I I 3 p I 3 0 I 2 I I 3
\ I �U I -� I 2z I I Z I Z 1 I 0 I w
,/ z $ \ F I ; I z I =h I w I g I z ; 9. Stockpiling of 0.5 to 1.0 acres of material for creation of settling/
PLANNED EROSION AND SEDIMENT CONTROL PRACTICES r--------- 3 ; T. ' a ' w� ' ' ' ' ' '
I w I a w I I > I I I I I I I dewatering area / sediment basin. This area will serve as a se i f
PERMIT BOUNDARY LL ? \ __ I i w Q i i w i i i i i ' contained dewatering area / sediment basin and will have an earthen
O 1. TEMPORARY GRAVEL CONSTRUCTION ENTRANCE ----------- S i a i i ---- z i i i i i i i dam separating it from future excavation. As the Lake/excavation
CE Practice 6.06 PROJECTLIMITS ' I I I I > I I I ; grows, the dam will be removed to enlarge the settling/deatering area/
________----i- -------------i sediment basin to include recent completed excavated areas.
Shall be installed at the entrance to the project from Y 2' PERMIT BOUNDARY
�`°�°°'^�°Ea"�.E. PR JE TLIMIT
10. Construction of temporary diversion to sediment basin.
the road and will be controlled with downstream practices. IEO R PROJECT LIMITS
Duringwet weather it may be necessary to wash truck tires `°°"
Y Y LJNEX. "-� 11. As 2 to 3 acres of excavation have been completed to the manner
at these locations. mentioned above, lake banks will be shaped, graded to 5 to 1
"'"'"E 11 l l h seeded d landscaped h th
50'DISTURSED/UNEXCAVATED BUFFER S mU C e see a anas shown On a plans.'°`""`" i slopes, d, pl
g ' d 9.aa AC. cxs,^, ,, S0'DISTURBEDNNEXCAVATED BUFFER M PERMIT BOUNDARY I z 12. The sett l t ng/dewater t ng area w t l l remain as the finished product,
2, LAND GRADING `� �/ �O ,1 ,41 SsaA
Practice 6. 02 "o /" 4 "'"'"""`"'"" PROJECT LIMITS i O keeping the excavation and pumping to a minimum.
Grading should be limited to areas as shown on the js g� �p I w
ws . ti CoI p 13. Once the Lake is completed, temporary haul roads will be removed and
Plans. Cut and fill slopes shall be 311 or, flatter except 1C i / o I
where specifically indicated. (� s Jo fg t 1 R i reclaimed. Temporary erosion control measures will be removed. Access
a road to site and earthen and vegetated buffers will remain permanently.
i x �z oq Lu I O
SF 3. SEDIMENT FENCE o <F� c9 Cn i z
Pract Ice 6.62 Z LL a o Y
m AREA A N� w I z MAINTENANCE PLAN -
Sediment fencing should be installed as shown on the o �.. U i w
o < 36.36 AC. LL m 6 R I
prevent any interior areas from eroding onto adjacent areas, W i PIT 8 TEMPORARY BASIN �� AREA B m a O 1 1. All measures to be inspected weekly and after any ra i nfa l l
w I event and needed repairs made immediately.
T 63.94 AC. PIT 4 _
GC 4, GRASS-LINED CHANNELS zp EXISTING x -- --__ 2. All seeded areas shall be fertilized, mulched, and re-seeded
Practice 6, 30 w N 28.68 Ac. o i as necessary, according to specifications provided, to
I maintain a suitable vegetative cover.
All overflow swales to be graded to design vow PREVIOUS PERMIT ; I
configuration, seeded, and stabilized if necessary with 3. Sediment to be removed from ditches and Grass-lined Channels
temporary straw-net liners to collect and convey site water z
3 when they are approximately 50% filled or sediment level is
off site t i shown on P Ian, After final project 50-DISTURBEDIUNEXCAVATEDBUFFER within 2' of top of d i teh bank.
stabilization, swales to be re-graded and cleaned of PIT 5R ��. / PERMIT BOUNDARY
siltation as needed to establish original contours for (PIT 5,6,&NEW AREA COMBINED) //, 4. Sediment to be removed from behind the Silt Fence when it
stormwater conveyance, zJ
1 w 5e m tr hI 3,Abe dopes)
becomes 0.5' deep. Fencing to be repa i red as needed to
w6 EXISTING 45.60 Acres .=sn.E^=^^
maintain no barrier.
r � �w p.
I 12'BERM(TEMPORARY) - PREVIOUS PERMIT 50.42 Aa
.,. - z h
- �, PROJECT LIMITS 5. Construction entrance to be maintained in such a manner as to
STABILIZATION TIME FRAMES, o " w
o \ k prevent mud or sediment from leaving the construction site.
If Q 250 PPM LINE I 3 0 so'h„e PROJECT LIMITS
4 - Periodic topdressing with 2-Inch stone may be required.
SITE AREA DESCRIPTION STABILIZATION o Q W ;,.-''- °� �- Inspect after each rainfall and Immediately remove all
d I- x ° - Nh \eX.ensw ,;' -�'� objectionable materials spilled, washed, or tracked onto
Perimeter d I kes, swales, ditches and s l opes 7 DAYS a Q __- ,� -';i i' ,- __ _ -a public roadways.
Oro ,.• �_�
High Quality Water (HQW) Zones 7 DAYS -
g y 6. Inspect temporary sediment traps after each period of significant
Slopes steeper than 31 1 7 DAYS �� - ,,� �'� --- rainfall. Remove sediment and restore the trap to its original
j o, ' - z dimensions when the sediment has accumulated to 1/2 the design
Slopes 311 or flatter 14 DAYS m� ; ` w -� - - a depth of the trap. Place the sediment that is removed in the
es i' 24"PIPE
a W. designated disposal area and replace the contaminated part of the
All other areas with slopes flatter than 41 1 14 DAYS �J f g \� o Q - - i'�,- TO BE REMOVED PIT 2 == O gravel facing. Check the structure for damage from erosion or
, EST EXISTING piping. Periodically check the depth of the spillway to ensure it
NOTE WELL: J2 s w� 25n,«e - �'� PREVIOUS PERMIT = is a minimum of 1.5 ft below the low point of the embankment.
r t NORMAL POOL 4.0+- 0 I mined i ate l y fill any settlement of the embankment to slightly above
ANY AREAS ON-SITE WITHOUT ACTIVITY SHALL BE STABILIZED WITHIN j 3 z ''��! MAINTAIN MIN. (TO FUNCTION AS SEDIMENT BASIN) rep les acedrammed i ate l y.i prAftersa*it ed sedimentmentrom the produc i ngaareast be
have
PROJECT LIMIT
15 WORKING DAYS AND AS ABOVE, ALL SLOPES ! =' i'� EMBANKMENT OF w been permanently stabilized, remove the structure and all unstable
ELEV.7.0' � sediment. Smooth the area to blend with the adjoining areas and
MUST BE STABILIZED WITHIN 21 CALENDAR DAYS OF CEASE OF ANY [ %` -' - a stabilizeproperty.
j �aMa°
ACTIVITY, '€' ' z
1 � z i z
l w i �
- i - K
a
j PROJECT LIMI PIT 1
25'VEGETATED BUFFER % ;, EXISTING
NORMAL POOL 4.0+-
LL 421 SAND MINE LLC , �-� --i��, (TO FUNCTION AS SEDIMENT BASIN)
j m DB 6355 PG 1164 PERMIT BOUNDARY (CURRENTLY UNDER RECLAMATION) NEW PERMIT AREA
w PARCEL ID:R001500-001-002- PERMIT BOUNDARY
DISTURBED UNEXCAVATED
(not part of proposed mine expansion)
BUFFER o Q1 �IIE MIT AREA
tT x m
C, -
MINE EXPANSION AREA
404 WETLANDS / o �� Q�Qo
PREVIOUSLY
/ ����a PROJECT LIMITS r PERMITTED
VEGETATED 50'DISTURSEDNNEXCAVATED BUFFER / U i O
r o e o =U
PROPOSED HAUL 421 SAND MINE LLC / _(o
DB 6355 PG 1164 EL (ow
r/
/ It 0 a00 o `O
ROAD PARCEL ID:R001500-001-002-002 / '^ m `\ G�
w ' _
(not part of proposed mine expansion) w w � � �� PROJECT LIMITS
a
x
w / ERGY PERMIT BOUNDARY \
PREVIOUSLY
UNDISTURBED / OORES N z PRo�ECT uMiTs PERMITTED
AREA / v 150 915015
SI�Y
W
NeS
�PIG NP 00 ON&jO NY
PP 6 MPS COMPP
/ M O PROJECT LIMITS
/ 1 R EYINO PERMIT BOUNDARY 9� PERMITTED
Y�►
1 �
v
A i
m
INDEX TO DRAWINGS
PERMIT BOUNDARY
SHEET No. DESCRIPTION DRAWING No.
1 OF 9 COVER SHEET and GENERAL NOTES 11936-MASTER-11-27-23
2 OF 9 PIT 4 11936-MASTER-11-27-23
30F9 PIT 11936-MASTER-11-27-23 CATEGORY AFFECTED ACREAGE
\\��IIIIIIIIIrIf��
4 OF 9 PIT 6&7 11 936-MASTER-11-27-23 EXISTING \N CAROB
50F9 PIT8 11936-MASTER-11-27-23 TAILINGS D .�� Qom• ESSI �2 �'.
6OF9 PITSDETAILS 11936-MASTER-11-27-23 SEDIMENTPONDS 0.14 Q�O� 0�91 9
7 OF 9 EXISTING CONDITIONS 11936-MASTER-11-27-23 STOCK PILES 1.93 = SEAL - N.T.S
8 OF 9 NOTES 11936-MASTER-11-27-23 WASTE P I LES DZ.
l9 L-2876yo�
90F9 RECLAMTION MAP 11936-MASTER-11-27-23 PROCESSING/HAULROADS 7.75 �, SUR`I`4. ' �i
��i 1OF1 DREDGING PLAN 11936-MASTER-11-27-23 MINEE7{CAVATION 114 %ii�FG q v\1P'
10F1 WATER LINE PROTECTION PLAN 11936-MASTER-11-27-23 DI STU RB ED U N EXCAVATED B U F F ERS 19.12
VEGETATIVE BUFFERS 3.56
POWER LINE EASEMENT 0.86
NOTES: Pracdee Standards and Specifrcadons EXISTING TOTAL 147.36 DATE: 03-19-24
1. CONTOURS SHOWN WERE TAKEN FROM NCDOT LIDAR Maintenance Chechedimentbasinsaffereachrainfall.Removesedimentandrestomoriginal PROPOSED EXPANSION 0 300 600 900
volume when sediment accumulates to about one-half tW design volume.
Sediment should be placed above the basin and adequately stabilized. HA U L RO A DS 0.42
LEGENDCheck the structure for erosion,piping,and rock displacement weekly and M I N E EXCAV ATIO N 51.93
SCALE IN FEET: 1"=300'
after each significant('/s inch or greater)rainstorm and repair immediately. DISTURBED UNEXCAVATED BUFFERS 11.57' POWER POLE Remove the structure and any unstable sediment immediately after the SITE PLAN OF Date:
=DRAINAGE FLOW DIRECTION ES B EXISTING SEDIMENT BASIN construvtim site has been permanently smbilbmd. Smooth she basin site to 11-30-23
be
with thest ithebasinareaandainicixe-Atlwaterandsedimentplaced ADDITIONAL HAUL ROADS IN PREVIOUS PHASE 3.50 PRELIMINARY PLAN 421 SAND MINE
E.I.P. = EXISTING IRON PIPE be removed from the basin prior to dam removal° Sodn-atnt should be placed scale:
E.I. = EXISTING IRON in designateddisimmd areas and not ablowedto flow into streams ordrainage MINE EXCAVATION ADJUSTMENT PREVIOUS PHASE -4.82 1"=300'
E.C.M.= EXISTING CONCRETE MONUMENT ways during stnacture=oval. TOTAL EXPANSION 62.6
NEW HANOVER COUNTY NORTH CAROLINA Drawn:
RIW = RIGHT OF WAY C,E CONSTRUCTION ENTRANCE GIN
C.P. = COMPUTED POINT (TYPICAL) References
56.10,Temporary
S GRAND TOTAL 209.96 OWNER: BRUCE B. CAMERON TRUSTEE, HEIRS Checked:
fi.f D,Temporary Seeding
e
=EXISTINGSEDIMENTTRAP 6A 1,Perm anent Seeding GAIN
6,12,Sodding 5 MODIFICATION REVISED MINING AREA(51.93)PER SPECIAL USE PERMIT 11-30-23 11 P.O. BOX 3649
PROPERTY LINE 6.13,Times,Sh=bzs,Vines,andGroundCovets WILMINGTON, N.C. 28406 Project No:
4 MODIFICATION(ADDITIONAL 53.70 AC.) 11-30-23
SedimeJlt Trups and 6ulriers NOTES PHONE: [phone] 11936
PROPOSED SILT FENCE SF 6.151,Sediment Basins 3 MODIFICATION(ADDITIONAL 7.44 AC.) 5-24-21
6.65,Porous Baffles
1. AREA COMPUTED BY COORDINATE METHOD 2 NC DEQ COMMENTS (FINAL PLAN) 3-05-18
COMPUTED PROPERTY LINE Forth Carolina Department of Transportation NOTE: 1 NC DEQ COMMENTS 6-29-17 sheet No:
- - 5ra>rdarrlspecrcarrorrsfovRnadsundStnrctul>�s 2. ALL DISTANCES ARE HORIZONTAL HANOVER DESIGN SERVICES, P.A.
PROJECT LIMITS THIS PLAN TO BE UTILIZED AND REV.NO. REVISIONS DATE LAND SURVEWRS,ENGINEERS&LAND PLANNERS
REVIEWED ONLY IN CONJUNCTION 3. FOR REFERENCE SEE AS NOTED
WITH THE WRITTEN NARRATIVE, 1123 FLORAL PARKWAY
8403
WHICH IS AN INTEGRAL PART OF 4. SURVEYED JANUARY OF 2017 O g ghtsresemad.Reproductionoruseofthecontentso/this document,or additions or deletions WILMIN (910)3.C. 02
Copyright anoverDesrnServices,P.A.,Anr' PHONE:[phone]
••••••••••••••••••••••••-••••-• LIMITS OF DISTURBANCE document,inwholeorpart,without written consent ofthe Land Surveyoror Engineer,isprohibited.Only copies from the originalofthis document
THIS MINING PLAN. marked with the original signature and original seal of the Surveyor or Engineer,shall be considered to be valid and true copies. Of:

LOCATION MAP
I I
(NOT TO SCALE) G - - - - - - - - - - - - - - - - - - - - - — - - - - - - - - - - - - - - - - - - -
G
SITE
U . S . HWY.(P . 421
G
0
" O= O\A
Qo 0 0
o ���. -- —
Pr
---------------
°� f PROPERTY BOUNDARY' \ --
� S 29°33'00"E 350.34' ------ � -- S 32°38'10"E � ` GJ
/ S 28°38'20"E 540.98' ------- / O\o
L------------------------------------------------------------------------------------------------
S 29°28'26"E-352.01' y
i
25'VEGETATIVE BUFFER 25'VEGETATIVE BUFFER /
/ l /
ATED BUFFER7 50' �4 AC. __ ,
EXISTING WDISTUR D� ) %��
-- � I '�, � U�V�EXCAVATED BUFFER /
GATE / ------------- ��5.6 Ac.
— / / LIMITS OF EXCAVATION
C)
i
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W
//1
IN, /��/ I / \I` \\ \/ \ ``� m z
/ T- L > > r
A, // I \ / T /- \ \I \ t- -LI m-�
w I M
\ I / O `J /1 1
30 95 \ / / a, I I I {J- 0�/
>�� I r�^�/�Lu I I IY I I I LL
25 90 \�� J �q ! / CO
EXISTI GGROUND � � ,LI,L' ' I
I �l
50.00' m 50.00' , A, \ /
W /
5 U 80 I G /
a w a PRO SED WATER SU ACE w ' Q�� PIT 4
w I Q-
rc w rc /
3 _ EXISTING w
w o Q�
10 iJ 75 t` -
/ /
28.68 Ac. CIA
C '
5 w 70 rCY /
PREVIOUS PER
~ � MIT
0 05
1 I
Q
-5 75 O S 34°31'05" E 499.42'
JJ
-10 70 II Z
50' DISTURBED/UNEXC�VATED BUFFER 11
li
I OFFICE
-2p 85 I Q '
I
I
-25 -25
1 \ i
� 1
V Z
I O� LIMITS OF EXCAVATION O
ap -30 11 O Q\P� PIPE I Q� `
-35 -35 11 \ \ I; ((/�\`"J �� V" 1 I 1
I ` s\ ` [ \ a
PIT WI TH VARIES 11 \ A� I 1 ,� \CJ-�\N �-^�`Q \\, m I0
IX
LU
0+00 0+50 1+00 1+50 2+00 2+50 3+00 3+50 4+00 4+50 5+00 5+50 6+00 (�
SECTION A A TYPICAL w % ` _ ' -- =' --- '25'b S0 burr
PIT CROSS SECTION(PITS 4 THRU 7) li -- ----- �� // \ �I - 1 I �--�__ // I w
HORIZ SCALE 1'=50' 1 / I —�---- / I >
N o X gAS1N z �— _�_ — 404 WETLAND LINE �-
"' S RVEYED JAN. 2017
R=RESS
RO M
24 PIPE Nos 2'ev'F
�-� - -- TO REMOVED T 2 i ��-��P FAR - - -
� EXISTING - \ 4-
EST ) I
TYPICAL HAUL ROAD X-SECTION `�� '' i� - `��-- =' PREVIOUS PERMIT LIMITS OF EXCAVATION
�-
/
L POOL 4.0 +-
�" / NORMAL BASIN)
12 12' y- ,. - - �/ - ' ION AS SEDIMENT
/ -� _ (TO FUNCTION
LL
LL
EXISTING GROUND 0
Z 8" OF ABC I
00
C/L
CAROB
NOTE: ROAD SURFACE TO BE FLUSH WITH EXISTING GROUND
SEAL - 0 100 200 300
SCALE IN FEET: 1"=100'
A \14tx N`\\ Date:
Otill1I\\\`\ SITE PLAN FOR 11-30-23
Note: Metal stakes are minimum 4'long, 1.33 Ib/LF steel. DATE: 03-19-24 421 SAND MINE MAXIMUM SPACING, Scale:r—
SEENARRATIVE FILTER FILTER 1 —100
FABRIC FABRIC F' RELIMINARY PLAN
BACKFILL EXTENSION OF
MINIMUM 8" FABRIC AND WIRE COMPACTED NEW HANOVER COUNTY
THICK LAYER INTO THE TRENCH FILL NORTH CAROLINA Drawn:
GA W
OF GRAVEL 01
a°MINIMUM WIRE REQUIRED PERMITS (not limited to) OWNER: BRUCE B. CAMERON TRUSTEE, HEIRS Checked:
WIRE
//�\ �\//�, / 1. NORTH CAROLINA STATE MINING PERMIT P.O. BOX 3649 GAIn'
V-TRENCH /��/��/��� /��/��/��� WILMINGTON, N.C. 28406 Project No:
COMPACTED FILL OR / / /�/ PHONE:/ / /�/ 2. NCDENR/DWO STORMWATER EXEMPTION
GRAVEL,EXTENSION /�\/�\/��i 8"MINIMUM /�\/�\/��i
OF FABRIC AND WIRE NOTE: -7 7
INTO THE TRENCH FSEE NARRATIVE
OR MORE DETAIL. y\ 11936
14"MINIMUM SECTION
/� SECTION 4"MINIMUM
ISOMETRIC VIEW %�/�/ �/� 4 MODIFICATION(ADDITIONAL 53.70 AC.) 11-3�)-23 Sheet No:
/� HANOVER DESIGN SERVICES, P.A.
SF SEDIMENT �NtE ( SILT FENCE ) REV.NO. REVISIONS [SATE LAND SURVEYORS,ENGINEERS&LAND PLANNERS
NTS WIL FLORAL PARKWAY
PRACTICE 6.62 Copyright c eanover Design Services,P.A.,Ali rights reserved. Reproduction or use of the contents of this document or additions or deletions to this PHONEG(9 0)343-8002MINTON,N.C. 03
docume [VON 9
nt in whole or pan,without written consent of the Land Surveyor or Engineer,is prohibited.Only copies from the original of this document
marked with the original signature and original seal of the Surveyor or Engineer,shall be considered to be valid and true copies. Of:

r— 4�/ .
LOCATION MAP o� o�
U . S . HWY. 421
(NOT TO SCALE) � _- -- � ���\\\ � \-\\ �` �
off'
�\��\\NG y ...,,�......... ................................-......................w..S 29 32'26"E 450.23
J5_Vc^ Z co"�^S 29°5901"E 368.89' ----_ _ ---- _ o ---- ----------
----------
S
SITE �\ \ � 'IVE BUFFER ---- S 30°41'38"E 200.04' PERMIT/ PROPERTY BpT�DA�\ �_ ti
S 29'33'00"E 350.34'
S 2:
-----------------
25'VEGETATIVE BUFFER
t
\\\5O' DISTURBED/UNEXCAVAT D BUFFER 50'
� / o I \\ 1 50- 9.84 AC. L -- ,
\ \ T _5TDISTUk D/l
------- ��\_--- EXISTING I ) ��
LIMITS OF EXCAVAI ION GATE - % -—---------- \5
Tru
/ 20a2 / EVVLII F�I S OF EXCAVATION PROPOSED HAUL ROAD
OLD LIMITS OFXVATION PROPOSED HAUL ROAD
W
C/) �C j OLD LIMITS OF EXCAVATION
I W Q
W NEW LIMITS OF EXCAVATIOLLI
ZClf
:
_ L
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/ \
1
Ww ¢ FRO SED WATER SU ACE - w I =
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it
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-5 I m W QUiLU O
wof
CURRENT TOP OF BANK
° I "'I U ; OF EXISTING PIT - �mJ=
W o NEW EXCAVATION LIMITS - - - -
W W
m _
--JO
�I E S
� �-
W a
15 PROPOSL-D QUL ROAD 7
Z
Jet
30
PIT 5R 1'I h pt�(Nr
(PIT 5, 65 NEW AREA COMBINE
35 35
PIT WI TH VARI S ' COMBINED) I
4.00 4.50 S.pC 5.5C o-vc V
SECTION A-A (TYPICAL) I �� w o E
XISTING 45.60 Acres
PIT CROSS SECTION(PITS 4 THRU 7) I N \ Q Q HORIZ SCALE 7'=50' i ^ � PREVIOUS \ F
w W W PERMIT 50.42 Ac.
8 _z a \\
to / J W
Z _ LU F- \
/ I 1- 0
\1 \ o
zj-
O F- \ a z
0 U co
I o c
�PNpS W NEW LIMITS OF EXCAVATION g�`�1N Z
U ►- z -�
Q Q O
67
OLD LIMITS OF EXCAVATION 1 NEW LIMITS OF EXCAVATION
ti
Q I W 1-- ---
O z i W
W I W W /
z
Q I W F-
C/) W I ~ O
O I Q Z
af
L L00
N
i
Q
NEW LIMITS OF EXCAVATION ` 4�'_
V, osEO /' /I� ' ,/ / O�J 0 100 200 300
I X OLD LIMITS OF EXCAVATION P OP
EXISTING 15'-20,ROAD ii / I � '!/S�NY �' ' ' '
Q \\ / / / G / / G SCALE IN FEET:1"=100'
' ,— ; pR� PsM — N SITE PLAN FOR Date:1-30-23
\NG S``'� W 421 SAND MINE Sale:,
' �' '' i / /' ) 1 NORTH CAROLINA
LL
I - , i / , \ / NEW HANOVER COUNTY Drawn:
GAW
�-�'/`- OWNER: BRUCE B. CAMERON TRUSTEE, HEIRS Checked:
I / /
P.O. BOX 3649
/ / WILMINGTON, N.C. 28406 Project No:
W PHONE: [phone] 11936
'`•, Ll-
Ia 4 MODIFICATION(ADDITIONAL 53.70 AC.) 11-30-23 HANOVER DESIGN SERVICES, P.A. Sheet No:
REV.NO. REVISIONS DATE LAND SURVEYORS,ENGINEERS&LAND PLANNERS
' PRELIMINARYPLAN 1123 FLORAL PARKWAY
WILMINGTON,N.C. 28403
y n i Copyrght c Q'anover Design Services,P.A.,All rights reserved. Reproduction or use o/the contents of this document oraddifions or deletions to this PHONE:[phone] rV/
document,in whole or pan,without written consent of the Land Surveyor or Engineer,is prohibited.Only copies from the original of this document,
marked with the original signature and original seal of the Surveyor or Engineer,shall be consderad to be valid and frue copies. Of:

r—
LOCATION MAP
(NOT TO SCALE)
SITE -$ — — — `�� j ��'^�"�u'��� PROPOSED ADDITIONA
I 5
150 EASEMENT
/
m
It \�
\ w
° -- --------- ---- -----i�---------------------------------------- ----- --- \ \
2 111111111111111111111111111111111111111111111 1111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111 IIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIII ---------- - -- -- _— —� IN-
-- i Et 57 7 .77 — - —--
25'�YEGETATIVE BUF
-- -- -- -- -- -��-- --�i-- -- -;�j--r1i -- \ \ \ - _------_--- -D1$TURBED%UNEXCAVATED_E
'
50' DISTURBED/UNEXCAVATED3.07 ) \ _' DISTURB
\ ED/UNEXCAVATED BUFFER
_Bt FFE"R 50 ' Ate.' , �' I \
PIT 7 `�'�`� - ------ \_ �-
\�\ 1y O\\�\\\ \ m Q So.,;.,
4.36 Ac. \ \ \ �'
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EXISTING 15'-20'ROAD EV I O U S PERMIT \ \ \ Z pROpOSED
' `` \ O
P WATER LINE EASEMENT IS
I 1 �
\ " o WATER LINE EASEMENT IS NOT TO BE DISTURBED
\ o NOT TO BE DISTURBED
\\ , fir, \\ CROSSING OF WATER LINE EASEMENT
_ N, \ RESTRICTED TO THIS AREA ONLY
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(PITS 504THRU7)
o E 100 200 300 '�//1111111111�`\
DATE: 03-19-24
SCALE IN FEET. 1"=100'
Date:
SITE PLAN FOR 11-3023
421 SAND MINE Sale:
1"=100r
NEW HANOVER COUNTY NORTH CAROLINA Drawn:
GAW
Checked'
OWNER: BRUCE B. CAMERON TRUSTEE, HEIRS SAW
P.O. BOX 3649
WILMINGTON, N.C. 28406 Project No.
PHONE: [phone] 11936
PRELIMINARY LAN 4 MODIFICATION (ADDITIONAL 53.70AC) 11-30-23 HANOVER DESIGN SERVICES, P.A. Sheet No.
REV. NO. REVISIONS DATE LAND SURVEYORS,ENGINEERS&LAND PLANNERS 4
1123 FLORAL PARKWAY
WILMINGTON,N.C. 28403
Copyright c(Q'anover Design Services,P.A.,All rights reserved.Reproduction or use of the contents ofthis document,oradditions or defetions to this PHONE:[phone]
document,in whole or par,,without written consent of the Land Surveyor or Engineer,is prohibited.Only copies from the original of this document,
marked with the original signature and original seal of the Surveyor or Engineer,shall be considered to be valid and true copies. Of

25' VEGE l A T IVE BUFFER
SF S�SF SF SF S�SF S�S�S�SF SF S�S�S�SF S( 5�5( 5�5�5�5�5 S�S�S�S�S�S�S�SF--SF S�S�S�S�SF SF SF SF S�S�S�S�S�S�S�S F SF SF SF SF SF SF SF S�/SAS / SF�S�,B� S SF SF SF-SF SF SF SF SF St St St St St St
O \'&. \�� r 50' DISTU RBED/U N EXCAVATED BUFFER SF _ / i // so SF 50' DISTU RBED/U N EXCAVATED BUFFER
SF
rn W LIMITS OF EXCAVATION I \ \ _ _ \ \ \ \ \\ N
A
4IMITS Ol�E CAVTIO
_11�6J �\ \ 1 r -
1
PROJECT LIMITS m - - - - - - ��\ �\ `\ \ \ I 1 \� / / I I
qz�j -'
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(All Z, -To XR:
LEGEND ui - - - 1 I I l It PiT
W\V = WATER VALVE \Ill — - - - - - - - � // / \\ \\ \ \
W\M = WATERMETER PERMIT BOUNDARY oo -yg�'� �� � � �71_ ��� � � �\ � '� / / . \
C\O = SANITARY SEWER CLEAN OUT O .p — _ � � \\\ �� \ � � �\ �\ � � � / / / /� LIMITS OF EXCAVATIOI`J
INV. = INVERT _ _ _ — /
B/O = BLOW OFF ASSEMBLY O �m1 FL \\ \ \\ // I 51 .93 Acres
drri
BFP = BACK FLOW PREVENTOR
G\W = GUY WIRE 2i-m
SWMH - STORM MANHOLE
GT. = GREASE TRAP O �V
F\H= FIRE HYDRANT ASSEMBLY V
I.S. = IRON SET \ \ 1 \ \ �� / / ��^�� _ \ \\ F4 \
PROPERTY LINE a\ / 1 \ \ I \\ / ' -� \ _ — — / \\ \ ,/ 11 // o NJ
IT
BUILDING SETBACK / �/1 I / m
— — — — — — — — — — — �— / / �\ /
CENTERLINE � // � � \ , D
c
EASEMENT \ / — _ \\ \ \ \ \ / r/ FL \ \ �' II I
IT
COMPUTED PROPERTY LINE V
---------------------- N� ,moo/ , I
EXISTING CONTOUR(LIDAR)
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ESB EXISTING SEDIMENT BASIN / 1111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111� � l � C
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(TYPICAL) \ � ` I / \ \ / \ < Z
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TYPICAL �\\ \ � � I ♦ � � � \ �\ rTi
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PERMIT BOUNDARY = 88.59 Acres / J / SF \
TOTAL AREA OF DISTURBANCE = 70.75 Acres \ lL �\ \ / / /l // / / SAS m
o
25 VEGETATED BUFFER
rn
\\`\ \`, �— _ ; ; �/ �/ // <� \' \ TLANDS PERMIT BOUNDARY
DISTURBED UNEXCAVATED \ \ � \ O PROJECT LIMITS / / / / I \ \ 4p4 NE
BUFFER -
- j rn i / _ \ \� SF
L _
404 WETLANDS Mt• � G• 94 \ \
VEGETATED `� GL \\\ \\ � ) i P[D' 01500-001,C/02-0
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\ \\ PERMIT BOUNDARY SIR.
PROPOSED HAUL ` \ I L ► � \
\ \ \
ROAD \ \\ \ l� _J \ �' O
UNDISTURBED
AREA
� \ \ 04 WETLANDS
\ \ 4
REQUIRED PERMITS (not limited to) 1 \\` / \\ 0 N \ � � r \� \\ \\ \\ � \ I VA
1. NORTH CAROLINA STATE MINING PERMIT
2. NCDENR/DWQ STORMWATER EXEMPTION
NOTES ^ `\ \`
)
SF
1-DISTURBED UN EXCAVATED BUFFER FOR ACCESS TO
DIGGING OPERATION.
2-25'VEGETATIVE BUFFER SHALL REMAIN UN-DISTURBED
\ \ \
3-ACCESS TO LCFWASA EASEMENT WILL BE MAINTAINED �\ ��- � _ I \ � � � SF
FOR THE LIFE OF THE MINING OPERATION.
4-NO EXCAVATION SIGNS ARE TO PLACED ALONG 75'
I
LCFWSA EASEMENT EVERY 50'.
5-3:1 SIDE SLOPES BELOW WATERLINE SHALL BE \ �\\� PROPOSED ADDITIONAL
MAINTAINED
150' EASEMENT I I
404 W ETLANDS
14- -
I
04
( I \ \ \ \ I
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111111111111111111111111111111111111111111111111111111111111111111111111111111111111111 —�
fL_VEGETATIVE BUF Et 1\ �--� __--------- -DISTURBED%UNEXCAVATED BUF�`E�,
I I
iyam/
50, ` n� i I� 'I \ \ \�'� \ DISTU RBED/U N EXCAVATED BUFFER
EX. PERMIT BOUNDARY Dale:
Note: Metal stakes are minimum 4'long, 1.33 Ib/LF steel. PROJECT LIMITS SITE PLAN OF 11-30-23
MAXIMUM SPACING, FILTER _ FILTER _ EASEMENT CROSSING Scale:
SEE NARRATIVE FABRIC FABRIC TREE SHAKER SAND MINE „_
EXTENSION OF N.T.S. 0 100 200 300
BACKFILL FABRIC AND WIRE COMPACTED ' — 'oo
MINIMUM 8" INTO THE TRENCH FILL
NEW HANOVER COUNTY NORTH CAROLINA Drawn:
THICK LAYER Gw
OF GRAVEL I
8"MINIMUM WIRE WIRE ' 1 I SCALE IN FEET:1"=100'
I 75.00 EASEMENT I OWNER: 421 SAND MINE LLC
\ \ \ \ \ \ \ \ - _ \\ \\\IIIIIIIII/ // Checked:
V-TRENCH PRELIMINARY PLAN ,.\` �N CARo ^% P.O. BOX 100 GW
\\�\\�\\\ 8"MINIMUM \\\\\\\\\ i /� 1Q�. ��$SI� l/ i
COMPACTED FILL OR 4.0 FILL OVER EASEMENT ;
GRAVEL,EXTENSION \��\��\\/ /� � �\\/ ' '
OF FABRIC AND WIRE NOTE: \ �••Q�O Ngl:'9 WINNABOW, N.C. 28479 Project No:
INTO THE TRENCH SEE NARRATIVE 14"MINIMUM
99936 TS
FOR MORE DETAIL. �/\ \ \ \\\ SECTION 4"MINIMUM SECTION 2O0/Q ' �O SEAL
ISOMETRIC VIEW / \\�/j\\ MODIFICATION(ADDITIONAL 53.70 AC.) 11-30-23 Sheet No:
,1i,1i,./i• ___ _ do HANOVER DESIGN SERVICES P.A.
SF SEDIMENT FENCE ( SILT FENCE ) ------------------- ---- - ------------------------------- -------------------- REV.NO. REVISIONS DATE ',. � • s ��Ci\\ '
NTS �//F^ •^:•��_I \\\\ LAND SURVEYORS,ENGINEERS&LAND PLANNERS
PRACTICE 6.62 EXISTING GROUND / //l� /\ \ \ 1123 FLORAL PARKWAY 5
Copyright®,Hanover Design Services,P.A.,All rights reserved. Reproduction or use ofthe contents of this document,or additions or deletions to this ///lllllllll\`` WILMINGTON,N.C. 28403
document in whole or part,without written consent of the Land Surveyor or Engineer,is prohibited.Only copies from the original of this document, PHONE:[phone]
marked with the original signature and original seat of the Surveyor or Engineer,shall be considered to be valid and true copies. DATE: 03-19-24
Of:

PIT
EXIST11 IG GROUND
50.00' mQ 50 OD'
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25
30
35
PIT WIE-TH VARIE S
40
SECTION A-A (TYPICAL)
PIT CROSS SECTION
HORIZ SCALE 1'=50'
TYPICAL HAUL ROAD X-SECTION
12' 12'
EXISTING GROUND Z 8" OF ABC
C/L
NOTE: ROAD SURFACE TO BE FLUSH WITH EXISTING GROUND
Date'
Note: Metal stakes are minimum 4' long, 1.33 Ib/LF steel. SITE PLAN OF 11-30-23
MAXIMUM SPACING, FILTER
FILTER Scale.
SEE NARRATIVE FABRIC FABRIC - TREE SHAKER SAND MINE
1"= 100'
BACKFILL EXTENSION OF
FABRIC AND WIRE COMPACTED
THICK LAYER INTO THE TRENCH FILL NEW HANOVER COUNTY NORTH CA LIN
MINIMUM 8"
Drawn:
GW
OF GRAVEL
8°MINIMUM WIRE WIRE REQUIRED PERMITS (not limited to)
\ \ \ \ \ \ 1 I j I llll OWNER: 421 SAND MINE LLC Checked:
\��\��\�� \��\��\�� 1. NORTH CAROLINA STATE MINING PERMIT PRELIMINARY PLAN ���� �w
V-TRENCH \�\�\� \�\�\� �� �/ �i�� P.O. BOX 100
COMPACTED FILL OR
\\ \\ \\ /\\/\\/\\ 2. NCDENR/DWQ STORMWATER EXEMPTION Q SS/p' �/
GRAVEL,EXTENSION ��\\��\\��\\/ 8"MINIMUM
OF FABRIC AND WIRE NOTE: � OF ti••• W N NABOW, N.C. 28479 Project No:
INTO THE TRENCH FOR MORE DETAIL. %\ — —
// 14"MINIMUM SECTION 4 MINIMUM
\\\\\\ sEcnoN 0 100 200 300 _ SEAL _ 11936 T
ISOMETRIC VIEW /\//\ \/\
4 MODIFICATION (ADDITIONAL 53.70 AC.) 11-30-23 y0, Sheet No:
do S �.. �, HANOVER DESIGN SERVICES, P.A.
S F SEDIMENT FENCE ( SILT FENCE ) ',c'S��c ' y��.� LAND SURVEYORS,ENGINEERS&LAND PLANNERS
NTS l / SCALE IN FEET: 1"=100' REV. NO. REVISIONS DATE i�// A \
G P \�
PRACTICE c>.a2 // \\ 1123 FLORAL PARKWAY
Copyright c panover Design SeN1bes,P.A.,All fights reserved.Reproduction or use of the contents of this document,oradditions or deletions to this //I I I I I 111111�\ WILMINGTON,N.C. 28403 n
document,in whole or part,without written consent of the Land Surveyor or Engineer,is prohibited.Only copies from the original ofthis document, PHONE:[phone] Vv�
marked with the original signature and original seal of the Surveyoror Engineer,shall be considered to be valid and true copies. DATE' 03-1 9-24
Of

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LOCATION MAP
(NOT TO SCALE)
INSET A (N .T. S )
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(PIT 5,6,&NEW AREA COMBINED) ED/ IEx vATED BUFF R \\ O P\QE kE
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PREVIOUS PERMIT 50.42 Ac.
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if
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\ �� �DO �// ,/ \\\\�\� \ 1 ( '` �' N '' %'�� O PRE
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5�\ NORMAL
(TO FUNCTION AS SEDIMENT BASIN) E�[
424 S9N9 MINE LLC /% -,�''' CURRENTLY UNDER RECLAMATION) EST ,
\ r'
63,55�G T}�4 ^ ( P R
P CEL ID:$001500-00EVIO
1-002 002 - i
(n part of p posed mine 6 pansion) ��� /', /
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SU'DI RBE ExCAVATEtS
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1 7-
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Z Q � A `J / \ I / 0 300 600 900
�1 N /� � J I
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SCALE IN FEET:1"=300'
\\/�
Dale:
NOTES: EXISTING CONDITIONS 11-30-23
1. CONTOURS SHOWN WERE TAKEN FROM NCDOT LIDAR ` -------- -- / NORTH CAROLINA COAsTAI LAND TRUBT
D.8.4846 PD 353
421 SAND MINE Scale:
'
LEGEND 1 1,//
In--300
=DRAINAGE FLOW DIRECTION � � a NEW HANOVER COUNTY NORTH CAROLIN Drawn:
GW
E.I.P. = EXISTING IRON PIPE NOTES NOTE: ol
E.I. = EXISTING IRON OWNER: BRUCE B. CAMERON TRUSTEE, HEIRS Checked:
1. AREA COMPUTED BY COORDINATE METHOD THIS PLAN TO BE UTILIZED AND GAW
E.C.M.= EXISTING CONCRETE MONUMENT REVIEWED ONLY IN CONJUNCTION P.O. BOX 3649
RIW = RIGHT OF WAY 2. ALL DISTANCES ARE HORIZONTAL WITH THE WRITTEN NARRATIVE, WILMINGTON, N.C. 28406 Project No:
WHICH IS AN INTEGRAL PART OF PHONE: [phone] 11936
C.P. = COMPUTED POINT 3. FOR REFERENCE SEE AS NOTED THIS MINING PLAN.
EST =EXISTING SEDIMENT TRAP 4. SURVEYED JANUARY OF 2017
PROPERTY LINE 4 MODIFICATION (ADDITIONAL 53.70AC.) 11-3=-23 HANOVER DESIGN SERVICES, P.A. SheetN°:
REV.NO. REVISIONS DATE LAND SURVEYORS,ENGINEERS&LAND PLANNERS 7
PROOSED SILT FENCE sr I
1123 FLORAL PARKWAY
WILMINGTON,N.C. 28403
Copyright c 04anover Design Services,P.A.,All rights reserved.Reproduction or use of the contents of this document,or additions or deletions to this PHONE:[phone]
COMPUTED PROPERTY LINE document in whole or part,without mitten consent of the Land Surveyor ,or Engineer,is prohibited.Only copies from the original of this document
_ — marked with the original signature and onginal seal of the Surveyoror ,Engineer,shall be considered to be valid and true copies. Of:

Temporary Sediment Trag - continued
Construction Road Stabilization CPermanent Seedino G C Grass-Lined Channels F
iment Fence (Silt Fence) ST
Specification # 6. 80 - Construction Specifications Specifications # 6. 11 - Specifications Specification # 6. 30 - Construction Specifications ctftcatton 6, 62 - Construction Spectftcattons Protection from piping - Place filter cloth on the foundation below the riprap
1, Remove all trees, brush, stumps, and other objectionable material from the ERIALS to prevent piping, An alternative would be to excavate a keyway trench across
1, Clear roadbed and parking areas of all vegetation, roots and other Seedbed Requirements foundation area and dispose of properly, se a synthetic filter fabric or a pervious sheet of polypropylene, nylon, the riprap foundation and up the sides to the height of the dam,
objectionable material, Establishment of vegetation should not be attempted on sites that are unsuitable 2. Excavate the channel and shape it to neat lines and dimensions shown on the polyester, or polyethylene yarn, which is certified by the manufacturer or
2. Ensure that road construction follows the natural contours of the terrain if due to ;nappropr;ate so; l texture (Table 6, 11a), poor drainage, concentrated plans plus a 0, 2 ft overcut around the channel perimeter to allow for bulking supplier as conforming to the requirements shown in Table 6, 62b, Synthetic
it is possible, overland flow, or steepness of slope until measures have been taken to correct during seedbed preparations and sod buildup, filter fabric should contain ultraviolet ray Inhibitors and stabilizers to Weir length and depth - Keep the spillway weir at least 4 ft long and sized to
3. Locate parking areas on naturally flat areas If they are available, Keep these problems, 3. Remove and properly dispose of all excess soil so that surface water may provide a minimum of 6 months of expected usable construction life at a pass the peak discharge of the l0-yr storm, A maximum flow depth of 1 ft, a
grades sufficient for drainage but generally not more than 2 to 3%, To maintain a good stand of vegetation, the soil must meet certain minimum enter the channel freely, temperature range of 0 to 120 F. minimum freeboard of 0, 5 ft, and maximum side slopes of 211 are recommended,
4. Provide surface drainage, and divert excess runoff to stable areas by using requirements as a growth medium, The existing soil should have these criteria; 4. The procedure used to establish grass In the channel will depend upon the 2. Ensure that posts for sediment fences are either 4-Inch diameter pine, 2-Inch Wear length may be selected from Table 6, 60a shown for most site locations in
water bars or turnouts (References, Runoff Control Measures), severity of the condtttons and selection of species, Protect the channel diameter oak, or 1, 33 lb/linear ft steel with a minimum length of 4 ft, Make North Caro(ina,
5, Keep cuts and fills at 2: 1 or flatter for safety and stability and to - Enough fine-grained Csilt and clay) material to maintain adequate with mulch or a temporary liner sufficient to withstand anticipated sure that steel posts have projections to facilitate fastening the fabric,
facilitate establishment of vegetation and maintenance, moisture and nutrient supply (available water capacity of at least , OS veloc;t;es during the establishment period CAppend;x 8, 05), 3. For reinforcement of standard strength filter fabric, use wire fence with a Table 6, 60a
6, Spread a 6-Inch course of 'ABC' crushed stone evenly over the full width of Inches water to l Inch of soil), Maintenance m;n;mum 14 gauge and a maximum mesh spacing of 6 ;nches, Des;gn of Sp; l;ways Dra;nage Area Wear Length(1)
the road and smooth to avoid depressions, - Sufficient pore space to permit root penetration, During the establishment period, check grass-lined channels after every (acres) (ft)
7, Where seepage areas or seasonally wet areas must be crossed, Install - Sufficient depth of so; l to provide an adequate root zone, The depth to rock rainfall, After grass Is established, periodically check the channetj check It Table 6, 62b 1 4. 0
subsurface drains or geotextile fabric cloth before placing the crushed stone or Impermeable layers such as hardpans should be 12 Inches or more, except on after every heavy rainfall event, Immediately make repairs, It Is particularly Spectftcattons For Sediment Fence Fabric 2 6. 0
(Practice 6, 81, Subsurface Drain), slopes steeper than 2: 1 where the addition of soil Is not feasible, ;mportant to check the channel outlet and all road cross;ngs for bank stability Physical Property Requirements 3 8. 0
8, Vegetate all roadside ditches, cuts, fills and other disturbed areas or - A favorable pH range for plant growth, usually 6, 0-6, 5, and evidence of piping or scour holes, Remove all significant sediment F; lter;ng Eff;c;ency - 85% (mm) 4 10. 0
otherw;se appropr;ately stabilize as soon as grading ;s complete (References - Freedom from large roots, branches, stones, large clods of earth, or trash of accumulations to maintain the designed carrying capacity, Keep the grass In a Tensile Strength at Standard Strength- 30 lb/fin In Cmin) 5 12. 0
Surface Stabilization), any kind, Clods and stones may be left on slopes steeper than 311 if they are health, vigorous condition at all times, since It Is the primary erosion Extra Strength- 50 lb/Lin In (mm)
9, Provide appropriate sediment control measures to prevent off-site to be hydroseeded, protection for the channel (Practice 6, 11, Permanent Seeding), Slurry Flow Rate - 0. 3 gal/sq ft/min (min) (1) Dimensions shown are m;n;mum
sedimentation, If any of the above criteria are not met-I, e„ If the existing soil Is too CONSTRUCTION
Maintenance coarse, dense, shallow or acidic to foster vegetation-special amendments are 1. Construct the sediment barrier of standard strength or extra strength Construction Spec;f;cat;ons
required, The soil conditioners described below may be beneficial or, synthetic filter fabrics,
Inspect construction roads and parking areas per;od;cally for condition of referabl to soil may be a lied in accordance with Practice 6, 04, To soilin 2. Ensure that the height of the sediment fence does not exceed 18 Inches above
surface, Topdress with new gravel as needed, Check road ditches and other p y� p Y pp p g� g 1, Clear, grub, and strip the area under the embankment of all vegetation and
the ground surface, (Higher fences may impound volumes of water sufficient to root mat, Remove all surface soil containing high amounts of organic matter and
seeded areas for erosion and sedimentation after runoff-producing rains, Sotl Conditioners cause failure of the structure, )
Ma;nta;n all vegetation ;n a healthy, vigorous condition, Sediment-producing stockpile or dispose of It properly, Haul all objectionable material to the
In order to Improve the structure or drainage characteristics of a soil, the 3, Construct the filter fabric from a continuous roll cut to the length of the designated disposal area,
areas should be treated Immediately, following material may be added, These amendments should only be necessary barrier to avoid joints, When joints are necessary, securely fasten the filter
❑utlet Stabilization Structure
where soils have l;m;tat;ons that make them poor for plant growth or for Pane P cloth only at a support post with overlap to the next post, 2. Ensure that fill material for the embankment Is free of roots, woody
turf establishment (see Chapter 3, Vegetative Considerations), Spectftcatton # 6, 41 - Construction Specifications 4. Support standard strength filter fabric by wire mesh fastened securely to the vegetation, organic matter, and other objectionable material, Place the fill in
1. Ensure that the subgrade for the falter and riprap follows the required lanes up slope side of the posts using heavy duty wire staples at least 1 Inch long, lifts not to exceed 9 Inches and machine compact It, ❑ver fill the embankment 6
Flporary Gravel Construction Entrance/Exit Peat-A ro mate t es are s ha num moss eat, h num moss eat, reedsed a eat, and grades shown In the plan, Compact any fill required In the subgrade to pp ;nches to allow for settlement,
pp p yp p g p yp p g p or tie wares, Extend the ware mesh su ort to the bottom of the trench,
or eat humus, all from fresh-water sources, Peat should be shredded and the density of the surrounding undisturbed material, Low areas In thectftcatton # 6, 06 - Construction Spectftcattons p S, When a wire mesh support fence Is used, space posts a maximum of 8 ft apart,
led by Increasing the riprap 3, Construct the outlet section In the embankment, Protect the connection
thickness, inches,Clear the entrance and exit area of all vegetation, roots and other Vermiculite-horticultural rade and free of toxic substances, 2, The riprap and gravel falter must conform to the specified grading limits p p P P g Y 9 Y Y
g 6, Extra strength filter fabric with Eft post spacing does not require wire mesh cutoff trench between the rt ra structure and the soil,
objectionable material and properly grade it, P P
Rotted manure-stable or cattle manure not containing undue amounts of straw or shown on the plans, support fence, Staple or wire the filter fabric directly to posts,
2, Place the gravel to the specific grade and dimensions shown on the plans and other beddin materials, 3, Filter cloth, when used, must meet design requirements and be properly
g 7. Excavate a trench approximately 4 Inches wide and 8 Inches deep along the (Place the fitter fabric between the rt ra and soil, Extend the
smooth It, P P
Thorou hl rotted sawdust- free of stones and debris, Add 6 lb, Of nitrogen to protected from punching or tearing during Installation, Repair any damage by ro osed line of oats and u slo a from the barrier Cft ure 6, 62a),
3, Provide drainage to carry water to a sediment trap or other suitable outlet, g y g p p p p p g fabric across the spillway foundation and sides to the top of the
each cubic yard, removing the riprap and placing another piece of filter cloth over the 8, Backf; ll the trench with compacted soil or gravel placed over the falter damj or
4. Use geotextile fabrics because they Improve stability of the foundation In damaged area, All connect;n o;nts should overla a minimum of L ft. If
Sludge-Treated sewage and Industrial sludges are available In various forms; 9 9 j P fabric, (Excavate a ke wa trench alon the centerline of the s Illwa
locations subject to seepage or h;gh water table, Y Y 9 P Y
these should be used onl In accordance with local, State and Federal the damage Is extensive, replace the entire filter cloth, g foundation extending up the sides to the height of the dam, The
y 9, Do not attach falter fabric to existing trees,
Maintenance regulations, 4. Riprap may be placed by equipment, but take care to avoid damaging the Maintenance trench should be at least 2 ft deep and 2 ft wide with Ill side
filter, Ins ect sediment fences at least once a week and after each rainfall, Make any slopes,
Ma;nta;n the gravel pad ;n a condition to prevent mud or sediment from leav;ng p
Species Selection 5, The minimum thickness of the riprap should be 1, 5 times the maximum stone required repairs ;mmed;ately,
the construction site, This may require periodic topdressing with 2-Inch stone, diameter,
Use the key to Permanent Seeding Mixtures (Table 6, llb) to select the most Should the fabric of a sediment fence collapse, tear, decompose or become 4, Clear the and area below the elevation of the crest of the s Illwa to
After each rainfall, Inspect any structure used to trap sediment and clean It 6, RI ra may be field stone or rough quarry stone, It should be hard, an ular, p p y
out as necessary, Immediately remove all objectionable materials spilled, appropriate seeding mixture based on the general ante and maintenance factors, P P Y 9 q Y 9 ineffective, replace it promptly, Replace burlap every 60 days, facilitate sediment cleanout
A listen of s ectes, Includin scientific names and characteristics, Is Iven highly weather-resistant and well graded,
washed, or tracked onto public roadways, g p g g Remove sediment deposits as necessary to provide adequate storage volume for the
;n Appendix 8, 02, 6, Construct the apron on zero grade with no overfall at the end, Make the top next rain and to reduce pressure on the fence, Take care to avoid undermining 5. All cut and fill slopes should be 2: 1 or flatter,
of the riprap at the downstream end level with the receiving area or slightly the fence during cleanout,
Seedbed Preparation below it, Remove all fencing materials and unstable sediment deposits and bring the area 6, Ensure that the stone (drainage) section of the embankment has a minimum
Install necessary mechan;cal erosion and sedimentation control practices before 8. Ensure that the apron Is properly aligned with the receiving stream and to grade and stabilize ;t after the contr;but;ng drainage area has been properly bottom width of 3 ft and maximum side slopes of 1: 1 that extend to the bottom of
seeding, and complete grading according to the approved plan, preferably straight throughout Its length, If a curve Is needed to fit site stabilized,
Temporary Seeding the spillway section,
Spectftcatton # 6, 10 - Specifications Lime and fertilizer needs should be determined by soil tests, Sotl testing Is conditions, place It In the upper section of the apron,
performed free of charge by the North Carolina Department of Agriculture soil 9. Immediately after construction, stabilize all disturbed areas with vegetation 7. Construct the minimum finished stone spillway bottom width, as shown on the
testing laboratory, Directions, sample cartons, and Information sheets are (Practice 6, 10, Temporary Seeding, and 6, 11, Permanent Seeding),
Complete grading before preparing seedbeds and Install all necessary erosion plans, with 211 side slopes extending to the top of the over filled embankment
available through county agricultural extens;on off;ces or from NCDA, Because Maintenance
control practices, such as dikes, waterways and basins, Minimize steep slopes Keep the thickness of the sides of the spillway outlet structure at a minimum
because they make seedbed preparation difficult and Increase the erosion hazard, the NCDA soil testing lab requires 1-6 weeks for sample turn-around, sampling Inspect riprap outlet structures after heavy rains to see If any erosion around of 21, Inches, The weir must be level and constructed to grade to assure design
If soils become compacted during grading, loosen them to a depth of 6-8 Inches must be planned well In advance of final grading, Testing Is also done by or below the riprap has taken place or If stones have been dislodged, capacity,
using a rapper, harrow, or ch;sel plow, commercial laboratories, Immediately make all needed repairs to prevent further damage,
When soil test are not available, follow rates suggested on the Individual 8, Material used In the stone section should be a well-graded mixture of stone
Seedbed Preparation spec;f;cat;on sheet for the seeding max chosen (Tables 6, 11c through 6, 110, with a d50 size of 9 Inches (class B erosion control stone Is recommended) and a
Applications rates usually fall Into the following ranges
Good seedbed preparation Is essential to successful plant establishment, A good maximum stone size of 14 Inches, The stone may be machine placed and the smaller
- Ground agricultural limestone F7e iment Basin w/ Rock Dam (see additional notes and specs)
seedbed Is well-pulverized, loose and uniform, Where hydroseeding methods are stones worked Into the voids of the larger stones, The stone should be hard,
used, the surface may be left w;th a more ;rregular surface of large clods and Light-textured, sandy sotlsj 1-1 1/2 tons/acre Spectftcattons # 6, 63 - Construction Specifications angular, and highly weather-resistant,
Heavy textured, clayey soils 2-3 tons/acre 1, Site re arations-Clear, rub and strip to so; l from areas under the
stones, P P 9 P P
Fertilizer
Liming - Apply lime according to soil test recommendations, If the pH (acidity) embankment to remove trees, vegetation, roots and other objectionable material, 9. Ensure that the stone spillway outlet section extends downstream past the
Grasses 800-1200 lb/acre of 10-10-10 Cor the equivalent) DeLa cLearin the ool area until the dam Is com fete and then remove brush,
of the soil Is not known, an a ltcatton of round a rtcultural limestone at the Y 9 P P toe of the embankment until stable condtttons are reached and outlet veloctt Is
pp g g Grass-le ume mixtures: 800-1200 lb/acre of 5-10-10 (or the e uivalent) Land Gradino y
rate of 1 to 1 1/2 tons/acre on coarse-textured soils and 2-3 tons/acres on g qC trees and other objectionable materials to facilitate sediment cleanout, acceptable for the receiving stream, Keep the edges of the stone outlet section
A l lime and fertilizer evenl and Incor orate Into the to 4-6 Inches of soil Spectftcatton # 6, 02 - Construction Spectftcattons
Pane-textured soils ;s usually sufficient, Apply limestone un;formly and pP y Y P P Stockpile all topsoil or soil containing organic matter for use on the outer flush w;th the surrounding ground and shape the center to conf;ne the outflow
by disking or other suitable means, ❑perate machinery on the contour, When 1. Construct and maintain all erosion and sedimentation control practices and shell of the embankment to facilitate ve etat;ve establishment, Place temporary
Incorporate Into the top 4-6 Inches of soil, Soils with a pH of 6 or higher measures ;n accordance w;th the a roved sedimentation control Ian and g stream (References, Outlet Protection),
need not be limed, using a hydroseeder, apply time and fertilizer to a rough, loose surface, PP P sediment control measures below the basin as needed,
construction schedule, 2, Cut-off trench-Excavate a cut-off trench alon the centerline of the earth
Fertilizer- Base appltcatton rates on soil tests, When these are not possible, 9 10, Direct emergency bypass to natural, stable areas, Locate bypass outlets so
Rou hen surfaces accordin to Practice 6, 03, Surface Roughening, 2. Remove good topsoil from areas to be graded and f; lLed, and preserve it for
apply a 10-10-10 grade fertilizer at 700-1,000 lb, /acre, Both fertilizer and g g g g' fill embankment, Cut the trench to stable soil material, but In no case make It that flow will not damage the embankment,
lame should be ;ncorporated ;nto the top 4-6 ;nches of so; l. C ft dbd t b bk f ld d k t use In finishing the grading of all critical areas,
less than 2 ft, deep, The cut-off trench must extend Into both abutments to at
smooth, uniform surface (slope less than 311) Fill In or level depress tons than 3. ScarIfy areas to be topsoILed to a minimum depth of 2 Inches before placing least the elevation of the riser crest, Make the m;n;mum bottom width wade
seeder Is used, do not mix seed and fertilizer more than 30 minutes before 11. Stabilize the embankment and all disturbed areas above the sediment pool
can collect water, Broadcast seed ;nto a freshl loosened seedbed that has not topsoil (Practice 6, 04, TopsoILing),
appltcatton, y enough to permit operation of excavation and compaction equipment but In no case and downstream from the trap Immediately after construction (References; Surface
been sealed by rainfall, 4. CLear and grub areas to be filled to remove trees, vegetation, roots, or other less than 2 ft, Make side slo es of the trench no stee er than 1: 1, Compaction Surface roughening- If recent tillage operations have resulted In a loose P P P Stabilization),
objectionable material that would affect the planned stability of the fill, re utrements are the same as those for the embankment, Kee the trench dr
surface, additional roughening may not be required except to break up large q P Y
S. Ensure that fill material Is free of brush, rubbish, rocks, logs, stumps, o Burin backfillin and com action erations,
clods, If rainfall causes the surface to become sealed or crusted, loosen ;t building debris, and other materials Inappropriate for constructing stable g g p p 12. Show the distance from the top of the spillway to the sediment cleanout
just prior to seeding by disking, raking, harrowing, or other suitable methods, 3, Embankment-Take fill material from the approved areas shown on the plans, It level (one-half the design depth) on the plans and mar
n 3; 1 on the contour before seeding (Practicevegetation,
k It In the field,
fills, should be clean mineral soil, free of roots, woody 9 ve etation, rocks and other
Groove or furrow slopes steeper tha
6. PLace all fill In layers not to exceed 9 Inches In thickness, and compact the ob ecttonable material, Scarifyareas on which fill Is be laced before lacin
6 03, Surface Roughening), layers as required to reduce erosion, slippage, settlement, or other related j p p g Maintenance
Pitt, The fall material must contain sufficient moisture so ;t can be formed by
problems, hand Into a ball without crumblin If water can be squeezed out of the ball, It
Plant Selection 9� q Inspect temporary sediment traps after each period of s;gn;f;cant rainfall,
7. Do not Incorporate frozen material or soft, mucky, or highly compressible ;s too wet for ro er compaction, Place PILL material in 6 to 8-Inch
Select an appropriate species or species mixture from Table 6, 10a, for seeding P P P Remove sediment and restore the trap to Its original dimensions when the
Table 6, lls - Seeding No, 4CP for materials ;nto fall slopes,
In late winter and early spring, Table 6, 10b for summer, and Table 6, 10c for g continuous layers over the entire length of the fill area and then compact It, sediment has accumulated to one-half the design depth of the trap, Place the
CWell-Drained Sand foams to Dr Sands, Coastal Platnj Low to Medium-Care Lawns 8. Do not place fill on a frozen foundation, due to possible subsidence and
fall, Y Y Compaction may be obtained by routing the construction hauling equipment over sediment that Is removed In the designated disposal area and replace the
Seeding mixture slippage, the fall so that the entire surface of each layer ;s traversed by at least one contaminated part of the gravel facing,
S ectes - Cents ede rasa - Rate - 10-20 lb/acre (seed) or 33 bu/acre (s rigs) 9. Keep diversions and other water conveyance measures free of sediment during
Seeding p p g p g wheel or tread track of the heavy equipment, or a compactor may be used,
Seedtn dates - Mar, - June, (Spriggingcan be done through Jul where water Is all phases of development,
Evenl a l seed usin a c clone seeder (broadcast), drill, cults acker seeder, g g y Construct the embankment to an elevation 10% higher than the design height to Check the structure for dame a from erosion or I In Pertodicall check the
Y se y g y p available for Irrt ati on, ) 10. HanclLe seeps or springs encountered during construction in accordance with g p p , y
or hydroseeder, Use seeding rates given In Table 6, 10a-6, lOc, Broadcast seeding g allow for settling, depth of the spillway to ensure It Is a minimum of 1, 5 ft below the low point of
Soil amendments - A l lime and fertilizer accordin to soil test, or a l 300 approved methods (Practice 6, 81, Subsurface Drain),
and h roseedtn are a ro mate for stee slo es where a ut ment cannot be pp y g pp Y 4, Condutt spillways-Securely attach the riser to the barrel or barrel stub to the embankment, Immedtatel fill an settlement of the embankment to sit htl
Y g pp p p p q p lb/acre 10-10-10, 11. PermanentLy stabilize all graded areas Immediately after final grading Is y Y c y
driven, Hand broadcastin Is not recommended because of the difficult In make a watert;ght structural connection, Secure all connections between barrel above Best n rade, An rt ra des laced from the s Illwa must be re laced
g Y com feted on each area In the radtn Lan, A l temporary stabilization y g y p p p p y p
Sprigging - Plant sprigs In furrows with a tractor-drown transplanter, or p g g p pp y p y sections b a roved watertt ht assemblies, Place the barrel and riser on a
ach;ev;ng a uniform d;str;but;on, Small grans should be planted no more than 1 measures on all raded areas when work Is to be Interru ted or Bela ed for 30 y pp g ;mmed;ately,
broadcast by hand, g p Y firm, smooth foundation of ;m erv;ous soil, Do not use erv;ous material such
Inch deep, and grasses and legumes no more than 1/2 Inch, Broadcast seed must p p
Furrows should be 4-6 ;nches Bee ner,
and 2ft apart, Place sprigs about 2 ft, apart work;ng days or log ,
be covered b raain or chain dra In and then It htl firmed with a roller or p pp as sand, gravel, or crushed stone as backfill around the pipe or ants-seep After all sediment- roducin areas have been ermanentl stabilized, remove the
y g gg g' g Y 12. Ensure that to soil stock Iles, borrow areas, and s oil areas are ade uatel p g h Y
In the row with one end at or above ground level (Figure 6, lld), p p p q y collars, Place the fill material around the I e s Illwa In 4-Inch la era and
culttpacker, Hydroseeded mixtures should Include a wood fiber (cellulose) mulch, P P P Y Y structure and all unstable sediment, Smooth the area to blend with the adjoining
Broadcast at rates shown above, and ress s r; s ;nto the to 1 1/2 ;nches of protected from erosion with temporary and final stabilization measures, Including p p p y areas and stabilize properly (References, Surface Stabilization),
P P 9 P com act ;t under and around the � e to at least the same dens;t as the
Mulchino
soil with a disk set straight so that sprigs are not brought back toward the sediment fencing and temporary seeding as necessary, adjacent embankment, Care must be taken not to raise the pipe from firm contact
The use of appropriate mulch wall help ensure establishment under normal surface, w;th ;ts foundation when compactiog under the p;pe haunches,
Mulch - Do not mulch Maintenance Place a minimum de hand-com acted of 2ft, of backf th ill over the I e s Illwa
condtttons and Is essential to seeding success under harsh site condition Pertodicall check all raded areas and the su ortin erosion and sedimentation p p p p p y
Maintenance - Fertilize very sparingly- 20 lb/acre nitrogen In spring with no Y g pp g before crossin It with construction equipment, Anchor the riser In lace b
(Practice 6, 14, Mulching), Harsh site condtttons Include; 9P Y
phosphorus, Cent;pedegrass cannot tolerate h;gh pH or excess fertilizer, control practices, especially after heavy rainfalls, Promptly remove all concrete or other sat;sfactor means to revent flotat;on, In no case should the
-seeding in fall for winter cover (wood fiber mulches are not considered sediment from dtverstons and other water-disposal practices, If washouts or Y p
adequate for this use), pipe conduct be Installed by cutting a trench through the dam after the
han 31,
breaks occur, repair them Immediately, Prompt maintenance of small eroded areas embankment ;s com p fete,
-slopes steeper t before they become s;gn;f;cant gull;es ;s an essential part of an effective
-excessively hot or dry weather, Table 6, 11t - Seeding No, SCP for, Well-Drained Sandy Loams to Dry Sandsj Low S, Emergency spillway-Install the emergency spillway In undisturbed soil, The
-adverse sotls(shallow, rocky, or high In clay or sand), and Maintenance erosion and sedimentation control plan, achievement of planned elevations, grade, design width, and entrance and exit
-areas receiving concentrated flow, Seeding mixture channel slopes are cr;t;cal to the successful operation of emergency spillway,
If the area to be mulched Is subject to concentrated waterflow, as In channels, Species Rate ( (b/acre) 6, Inlets-Discharge water Into the basin In a manner to prevent erosion, Use
anchor mulch w;th netting (Practice 6, 14, Mulching), Pensacola Bahtagrass 50 dtverstons with outlet protection to divert sediment-laden water to the upper
Sertcea lespedeza 30 end of the pool area to Improve basin trap efficiency (References, Runoff
common Bermudagrass to STABILIZATION T I ME FRAMES: Control Measures and ❑utlet Protection),
German mallet 10 7, Erosion control-Construct the structure so that the disturbed area is
minimized, Divert surface water away from bare areas, Complete the embankment
Seed I ng notes S I TE AREA DESCR I PT I UN STAB I L I ZAT I UN before the area I s c feared, Stab I I I ze the emergency sp I l lway embankment and a l l
1, Where a neat appearance is desired, omit sericea other disturbed areas above the crest of the principal spillway Immediately
Table 6, 10a - Temporary Seeding Recommendation for Late Winter and Early Spring 2, Use common Bermudagrass only on I so fated sites where I t cannot become a pest, Perimeter dikes, SWa l es, ditches and s l Opes 7 DAYS after construct I on (References; Surface Stab I l I zat I on),
CSeeding mixture Bermudagrass may be replaced w;th 5 lb/acre cent;pedgrass, 8, Safety-Sediment basins may attract children and can be dangerous, Avoid steep
Spec I es- RyeC gra I n), Annua L L espedeza (Kobe in Pied mont and Coasta l P Lain H i gh QUa l i t)/ Water ( H QW) Zones 7 DAYS side slopes, and fence and mark bas I ns w I th warn I ng s I gns I f trespass I ng I s
Rate ( Lb/acre)- 120 Seeding dates - Apr, 1 - July 15 likely, Follow all state and local requirements,
❑mIt annual lespedeza when BuretIon of temporary cover Is not to extend beyond So; l amendments - Apply L;me and Pert; l;zer according to so; l tests, or apply S lO e5 Stee er than 3: 1 7 DAYS NN%�%%1111111///
June 3,000 lb/acre ground agricultural limestone and 500 lb/acre 10-10-10 fertilizer, p p Maintenance �\�� `, CAR ////
Check sediment basins after ertods of st ntftcant runoff, Remove sediment and .," C` Q �/
Seedtn dates-Coastal Plain - Dec, 1 - Apr, 15, Mulch p g �� /
g p S lopes 3 1 Or flatter 14 DAYS restore the bast n to I is or I I na l d I mens I ons when sed I ment accumulates to one- �� /,
Soil amendments- Follow recommendations of soil tests or apply 2,000 lb/acre Apply 4,000 lb/acre grain straw or equivalent cover of another suitable mulch, g ,� •FES SIO• 2
ground agricultural limestone and 750 lb/acre 10-10-10 fertilizer, Anchor by tacking with asphalt, roving and netting or by crimping with a mulch half the design depth, \ �:.* N,V ' ..
Mulch-Apply 4,000Lb/acre straw, Anchor straw by tacking with asphalt, netting anchoring tool, A Bask w;th blades set nearly straight can be used as a mulch p Check the embankment, spillways, and outlet for erosion damage, and Inspect the = SEAL
or a mulch anchoring tool, A disk with blades set nearly straight can be used anchoring tool, embankment for piping and settlement, Make all necessary repairs Immediately,
as a mulch anchoring tool, Maintenance - Refert; l;ze the following Apr, with 50 lb/acre nitrogen, Repeat N❑T E W E L LI Remove all trash and other debris from the riser and pool area, 7 `
Maintenance - Refertilize If growth Is not fully adequate, Reseed, refertiLize as growth requires, May be moved only once a year, Where a neat appearance Is / y0•:.
and mulch mined ate ly follow ng eros on or other damage, desired, omit ser t cea and now as often as needed, ANY AREAS UN-SITE W I THUUT ACTIVITY SHALL BE STABILIZED W I TH I N _/ �i(:j��' . S �Ci\��
Tab le 6, 1Ob - Temporary Seed I ng Recommendat I ons for Summer 15 WURK I NG DAYS AND AS ABUVE, ALL BLUFFS /////S,FGI q \N y?\\
Seed;ng m;xture g MUST BE STABILIZED W I TH I N 21 CALENDAR DAYS OF CEASE OF ANY IIll11L1
Species-German millet Table 6, lly - Seeding No, 7CP for, Grass-lined Channelsl Coastal Plain
Seed t ng M t xture DATE: 03-19-24
Rate( lb/acre)- 40 NOTE WELL:
Seeding dates-Coastal Plain- Apr, 15-Aug, 15 Species - Common Bermudagrass - Rate - 40-80 (1/2 lb/1,000 ft ) ACTIVITY,
Sot l amendments-Follow recommendat t ons of so t l tests or apply 2,000 L b/acre Seed t ng dates - Coasta l P l a t nj Apr - July; l EROSION CONTROL DETAILS AND SPECIFICATIONS AREAS PER THE"EROSION
So amendments - Apply lame and fertilizer according to so; l tests, or apply
ground agr;cu ltura l l;mestone and 750 lb/acre 10-10-10 fert; l;zer, AND SEDIMENT CONTROL PLANNING AND DESIGN MANUAL"OF THE STATE OF
3,000 lb/acre ground agricultural limestone and 500 lb/acre 10-10-10 fertilizer, Date:
Mulch -Apply 4,000 lb/acre straw, Anchor straw by tack t ng w t th asphalt, nett t ng NORTH CAROLINA, DEPARTMENT OF ENVIRONMENT AND NATURAL RESOURCES, S I T E P LAN 1-O R
Mulch - Use jute, excelsior matting, or other effective channel lining material
or a mulch anchor t ng tool, A d t sk w t th blades set nearly stra t ght can be used LATEST EDITION. PRACTICE NUMBERS REFER TO THIS MANUAL. 11-30-23
as a mulch anchoring tool, to cover the bottom of channels and ditches, The lining should extend above the
Ma(ntenance-Refert I l I ze I f growth I s not fully adequate, Reseed, refert I L I ze h I ghest calculated depth of flow, ❑n channel s I de s lopes above th I s he I ght, and CONTRACTOR IS RESPONSIBLE FOR MAINTAINING A COPY OF THIS MANUAL 421 SAND MINE Scale:
and mulch ;mined;ate ly follow;ng eros;on or other damage, ;n dra;Wages not requ;r;ng temporary L i n i ngs, apply 4,000 lb/acre grain straw ON-SITE AND ENSURING THAT ALL SUPERVISORS ARE FAMILIAR WITH THE 1„_100,
and anchor straw by step l t ng nett t ng over the top, STANDARDS AND SPECIFICATIONS SHOWN IN THE MANUAL AND ON THE PLAN.
Tab le 6, 1Oc - Temporary Seed I ng Recommendat I on for Fa L l Mulch and anchor I ng meter I a is must be a l lowed to wash down slopes where they can NEW HANOVER COUNTY NORTH CAROLINA Drawn:
Seeding mixture clog drainage devices, NOTE:
Spec I es-Rye(gra I n) Ma t ntenance -A m t n t mum of 3 weeks t s requ t red for estab l t shment, I nspect and DETAILS SHOWN ARE TYPICAL OF INSTALLATIONS REQUIRED BY COLUMBUS COUNTY. GA W
Rate( lb/acre) - 120 repo;r mulch frequently, Refert; l;ze the fo L lowing Apr, with 50 lb/acre THIS SHEET DOES NOT PURPORT TO SHOW ALL REQUIRED CONSTRUCTION DETAILS,BUT
Checked:
Seed;ng dates - Coasta l P la;n and P;edmont-Aug 15 - Dec, 30 nitrogen, RATHER SERVES AS A GUIDE.THE CONTRACTOR IS RESPONSIBLE FOR ADHERING TO ALL OWNER: BRUCE B. CAMERON TRUSTEE, HEIRS GA W
Sot l amendments - Follow sot l tests or app L y 2,000 L b, /acre ground agr I cu L ture L COUTY AND STATE CODES AND CONSTRUCTION STANDARDS. P.O. BOX 3649
L I mestone and L,000 lb/acre 10-10-10 Pert I L I zer, Refer to Append I x 8, 02 for botanical, names WILMINGTON, N.C. 28406 Project No:
Mulch- Apply 4,000 lb/acre straw, Anchor straw by tacking w;th asphalt,
netting, or a mulch anchoring tool, A disk with blades set nearly straight can PHONE: [phone] 11936
be used as a mulch anchoring tool,
Maintenance- Repair and refertilize damaged areas Immediately, Topdress with 50
lb/acre of nitrogen In March, If It Is necessary to extend temporary cover 4 MODIFICATION ADDITIONAL53.70AC. 11-30-23 HANOVER DESIGN SERVICES P.A. Sheet No:
beyond June 15, overseed with 50 lb/acre Kobe (Piedmont and Coastal Plain) ,
11 REV.NO. REVISIONS DATE LAND SURVEYORS,ENGINEERS&LAND PLANNERS 8
__�') 1123 FLORAL PARKWAY
WILMINGTON,N.C. 28403
Copyright c(y'anover Design Servlcas,P.A.,All rights reserved.Reproduction or use of the contents of this document,or additions or deletions to this PHONE:[phone]
document,in whole or pad,without written consent of the Land Surveyor or Engineer,is prohibited.Only copies from the original of this document, I �, _*marked with the original signature and original seal of the Surveyor or Engineer,shall be considered to be valid and true copies. Of:

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SCALE IN FEET:1"=200'
Date'
Note: Metal stakes are minimum 4'long, 1.33 Ib/LF steel. SITE PLAN OF 11-30 23
MAXIMUM SPACING, FILTER FILTER Scale:
SEE NARRATIVE FABRIC FABRIC TREE SHAKER SAND MINE „_
1 -EXTENSION OF 200'
BACKFILL FABRIC AND WIRE COMPACTED NEW HANOVER COUNTY NORTH CAROLINA
MINIMUM 8" FILL
THICK LAYER raven:
INTO THE TRENCH
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s"MINIMUM WIRE WIRE REQUIRED PERMITS (not limited to)
PRELIMINARY PLAN .\\\ ////, OWNER: 421 SAND MINE LLC oheGw.
/ // // // / // // // 1. NORTH CAROLINA STATE MINING PERMIT \ N CARO '�
V-TRENCH �� � P.O. BOX 100
COMPACTED FILL OR \/�\/�\// / � � 2. NCDENR/DWQ STORMWATER EXEMPTION ``�\C) FES S I p' �
GRAVEL,EXTENSION //��//��//��i 8"MINIMUM /�\/�\/�� _:�O ti9'•:'9 i
OF FABRIC AND WIRE NOTE: — WINNAB W, N.C. 28479 Project No.
INTO THE TRENCH FOR MORE DETAIL. yA
/// SECTION 4"MINIMUM SECTION 11 36 T
14"MINIMUM SEAL
ISOMETRIC VIEW %\\//\/�\�\ \ (� ,� �j 7 Sheet NO:
NTS ,�� Fc ...... \\\\ HANOVER DESIGN SERVICES P.A.
PLANNERS
SF SEDIMENT FENCE ( SILT FENCE ) REV. NO REVISIONS DATE '� �1p•••° /S� �N �'�` LANDSURVEYORS,ENGINEERSLAND '
9
PRACTICE 6.62 // A. `" \\ 1123 FLORAL PARKWAY
Copyright c eanover Design Services,P.A.,Ali rights reserved.Reproduction or use of the contents of this document or additions or deletions to this / �(III II��\\\\ WILMINGTON,N.C. 28403 document,in whole or part,without written consent of the Land Surveyoror ,Engineer,is prohibited.Only copies from the original of this document, PHONE:[phone] 9
marked with the original signature and odgiml seal of the Surveyor ,or Engineer,shall be considered to be valid and true copies. DATE. 03-19-24
Of:

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, PROGSS ON PER Pit S Water Processing Procedure .
/ 150PNSMIF SPY PG 11 NES '
TRGNT Of
�0 NY Initial excavation of pit will be dug with an excavator, loaded on trucks and hauled to destination paint.
/ IG g 0MPSOGOMPP \ =Gc�, A 12 ft. (in width earthen dam) will be left in place, as shown hereon,to separate the main portion of the
-� BY TN EYING �41 P PIT
TEMPORARY pit from a temporary basin. This basin will be excavated down to the existing water table and used to
=j R� EXCAVATE AND HAUL WATER WATER TO BE accept water on an as needed basis, while the main portion of the pit is being excavated to an adequate
CU t J �� INFILTRATED
•7 J depth to accommodate a dredge. The water pumped to the temporary basin will be infiltrated. Once
/ the dredge is used the material will be pumped from the dredge to the processing area, shown as shown
hereon. The water from the pit will be collected and pumped back to pit 8, avoiding water form the pit
DREDGE PIP PROCESSING PUMPED to be released offsite.
PUMPED PLANT AND RETURNED
WATER COLLECTED TO PIT 8
1
1
NOTES:
1. CONTOURS SHOWN WERE TAKEN FROM NCDOT LIDAR
LEGEND PRELIMINARY PLAN
25'VEGETATED BUFFER
' =POWER POLE Date:
-- =DRAINAGE FLOW DIRECTION ES'B EXISTING SEDIMENT BASIN TOTAL PROJECT AREA EXPANSION 88.59 AC.
SITE PLAN OF 11-30-23
E.I.P. = EXISTING IRON PIPE DISTURBED UNEXCAVATED 421 SAND MINE Scale:
E.I. = EXISTING IRON BUFFER SUPPLEMENTAL SHEET 1"=200'
E.C.M. = EXISTING CONCRETE MONUMENT
NEW HANOVER COUNTY NORTH CAROLINA Drawn:
RI W = RIGHT OF WAY C E CONSTRUCTION ENTRANCE
C.P. = COMPUTED POINT (TYPICAL) \\,,,,(II I II„ DETAINING PIT 8 WATER GW
404 WETLANDS \��`,�N CAR '�., OWNER: BRUCE B. CAMERON TRUSTEE, HEIRS Checked:
EST =EXISTING SEDIMENT TRAP VEGETATED ��� �� •• S S I '�� GA W
PROPERTY LINE �.QQ�FE C/9�?� P.O. BOX 3649
4 MODIFICATION(ADDITIONAL 53.70 AC.) 11-30-23 WILMINGTON, N.C. 28406 Project No:
SEAL = NOTES PHONE: [phone] 11936
PROOSED SILT FENCE S F PROPOSED HAUL 7 = 3 MODIFICATION(ADDITIONAL 7.44 AC.) 5-24-21
ROAD yo 1. AREA COMPUTED BY COORDINATE METHOD 2 NC DEQ COMMENTS (FINAL PLAN) 3-05-18
COMPUTED PROPERTY LINE NOTE: % C N� S �. ' c/�� 1 NC DEQ COMMENTS 6-29-17 Sheet No:
----------------------------------------- '%'Q�c ` 2. ALL DISTANCES ARE HORIZONTAL HANOVER DESIGN SERVICES, P.A.
PROJECT LIMITS THIS PLAN TO BE UTILIZED AND '�i A. �NP\���� REV. NO. REVISIONS DATE LAND SURVEYORS,ENGINEERS&LAND PLANNERS
REVIEWED ONLY IN CONJUNCTION I I I I I I I%% 3. FOR REFERENCE SEE AS NOTED
1123 FLORAL PARKWAY
WITH THE WRITTEN NARRATIVE,
ISOLATED WELANDS DATE: 03-19-24 WILMINGTON,N.C. 28403
UNDER PERMIT REVIEW WHICH IS AN INTEGRAL PART OF 4. SURVEYED JANUARY OF 2017 document,
wholserpart,wtho DesAgn utwittenc,AllrghtsreLandSunnyoductingineeon or esprohi of the ontentnlycoiess of this metheorint,or dnalosorde/eument, PHONE:[phone]
------------- LIMITS LIMITS OF DISTURBANCE document,in wholeorpart,withoutwdttenconsentoRheLandSurveyororEngineer,isprohibited.Onlycopiesfromtheodginalofihisdocument,
THIS MINING PLAN. marked with the original signature and original seal of the Surveyor or Engineer,shall be considered to be valid and true copies. Of;

11.0
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EXTEND 36"CPP 16' `� /// 1 '��6\ / / J J 7 ,J
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5 a 5 16 . 0 12 . 0' ��� 12 . 01 16 . 0'
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-5 �' -5 012.0" MINIMUM ABC STONE
2036.0" STRUCTURAL FILL NOTE: STONE& SUBGRADE REQUIREMENTS MAYBE INCREASED PER
30GEOTEXTILE TYPE IV FOR STABILIZATION* RECOMMENDATION OF GEOTECHNICAL CONSULTANT.
-10 -10 *SEE NCDOT 2024 STANDARDS SPECIFICATIONS SECTIONS
270 AND 1056 FOR FURTHER DETAILS
Horizonta Scale=1 :50
Vertical S ale=1 :5
-15 0+50 0 0 0 0 1 0 1 0 2 0 2 0 3 0 3 0 4 0 4 0 5 0 5 0 6 015
Date:
GRADING PLAN OF 01-25-24
421 SAND MINE Scale
1"=50'
NEW HANOVER COUNTY NORTH CAROLINA Drawn:
GW
421 SAND MINE LLC Checked
PRELIMINARY PLAN OWNER: :
P.O. BOX 100 GW
NOTE: RAW WATER LINE AS-BUILT INFROMATION SHOWN FROM POINT A TO B TAKEN FROM SUE SURVEY BY ESP. WINNABOW, N.C. 28479 Project No:
11936 GP
0 50 100 150
HANOVER DESIGN SERVICES, P.A. Sheet No:
REV.NO. REVISIONS DATE 2
SCALE IN FEET:1"=50' LAND SURVEYORS,ENGINEERS B LAND PLANNERS
1123 FLORAL PARKWAY
Copyright c allanover Design Services,P.A.,All rights reserved.Reproduction or use of the contents of this document,or additions or deletions to this WILMINGTON,N.C. 28403
document,In whole or part,without written consent of the Land Surveyor or Engineer,Is prohlblted.Only copies from the original of this document, PHONE:[phone]
marked with the original sgnature and original seal of the Surveyor or Engineer,shall be considered to be valid and true copies.
Of: