20231222_Mine_Maps

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PROPERTY
O� \� / / \ \ WBM 4RLL # '0 LLC (ETAL) I
VACANTZON RURAL RESIDENTIALNG: CU GENERAL SE I
PROPERTY
RLL # 10
WBM 4 C (ETAL) -
Q� ZONING: GU GENERAL USE PROPERTY # 007510 \ \ O _J
VACANT RURAL RESIDENTIAL / WBM 4 LLC (ETAL)
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ZONING: AL GENERAL USE
VACANT RURAL RESIDENTIAL
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PARCEL:
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PARCEL: 10200005 ^ /• ` \ 5
PARCEL: 10200010
/ KENNETH & DWIGHT `!` � KENNETH & DWIGHT ` G
/ BABSON BABSON \ `\ J �� O
ZONING: RR ' ZONING , R & RR W
RESIDENTIAL, FORESTRY COMMERCIAL, RESIDENTIAL, // Z
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/ MINE PERMIT --
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BOUNDARY \ \ W m
/ I PARCEL: 10200009 \\ \ PARCEL: 1020001103
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MINE #1 ,�,
\\ \ \ PARCEL: 10200011
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MCPHERSON JENETTTTE \ 1 U
PROPERTY # 007509 \ , ZONING: CLD —
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BOUNPA HAUL ROAD
/ PARCEL: 1 2 001
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\— ----- _ � — '•` I PARCEL: 11600001
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PARCEL: 10200005 \� /
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NOTES: \
1. MINING TO COMMENCE ON AN AS NEEDED BASIS.
2. RECLAMATION IS REQUIRED PRIOR TO MINE CLOSE OUT. LINE
3. NO PERMANENT STRUCTURES OR PERMANENT EMPLOYEES ARE PROPOSED ON SITE. \ r
4. THE HOURS OF OPERATION WILL BE MONDAY THRU FRIDAY FROM 7:30 AM TO 5:00 PM.
5. BUFFERS SHALL BE NATURAL VEGETATION SUPPLEMENTED WITH PLANTINGS AS
NECESSARY TO MEET UDO REQUIREMENTS. \
6. ALL REQUIREMENTS OF SECTION 5.3.7.G.VF THE LIDO SHALL BE MET.
Licence#C-3641
7. A 30FT ACCESS EASEMENT SHALL BE PROVIDED FOR ALL MINES TO ALLOW I
ACCESS TO WHITEVILLE RD ALONG THE EXISTING HAUL ROAD. \ I nnOQo
8. MINE OPERATOR SHALL USE A WATER TRUCK TO CONTROL DUST ALONG THE HAUL LL Q
ROAD AS NECESSARY.
9. THE MINE WILL BE LEGALLY SUBDIVIDED WITH ITS OWN UNIQUE TAX PARCEL NUMBER. \
DES. JKB
CKD. J P N
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ACREAGE PROPERTY # 093644
RACCOON SILVA LLC & ETAL \
CAMPBELL GLOBAL '_LC \
PARCEL 10200001, 10200005 ZONING: GU GENERAL USE I DATE 12 07 23
VACANT RURAL RESIDENTIAL
TOTAL PERMIT AREA 44.35 � � NOTES: ����� ���,��
\ i 1. THE EXCAVATION AREAS SHALL BE RECLAIMED AS FRESHWATER LAKES WITH MINIMUM SIDE SLOPES �%%
EXISTING WETLANDS 0 A
OF 3 TO 1 AND BE VEGETATED WITH PERMANENT GROUND COVER. THIS IS PART OF THE NORTH �%
DISTURBED WETLANDS 0 CAROLINA MINE PERMIT. 'F S •'.�y�s
UNDISTURBED WETLANDS 0 i I 2. ANY EXCAVATION AREA LOCATED IN A 100 YEAR FLOOD PLAIN WILL POSITIVELY IMPACT THE = =
FLOODPLAIN BY CREATING MORE FLOOD STORAGE CAPACITY THAN CURRENTLY EXISTS ON THE = A L �•��
PROPERTY. THERE WILL BE NO INCREASE IN EXISTING GROUND ELEVATION, ONLY A DECREASE. 0 16
CATEGORY ACREAGE * l
MINE EXCAVATION 30.45 \ F O N �.�•
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�Os .GIN••..
PROCESSING AREA/HAUL ROADS 1.13
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TAILINGS/SEDIMENT PONDS/DEWATERING BASIN 0.4 -- -- SCALE :
STOCKPILES 0 i 1 „ _ 200'
WASTE PILES 0 \,
BUFFER AREA / BUFFER AREA 12.37
TOTAL AREA TO BE PERMITTED 44.35 I 0 200 400 600
PARCEL: 11600008
I KING WESLEY E JR
* ZONING: RR
TOTAL AREA INCLUDES HAUL ROAD EASEMENT AREA* FORESTRY

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FABRIC I'\'I I=' =—'III=—'\=' "I =III=III=11 Licence#c-3641
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SECTION A-A 6'-0" TYPICAL DES. JKB
LEGEND CONSTRUCTION SEQUENCE 1 . INSTALL GRAVEL CONSTRUCTION ENTRANCE STONE CHECK DAM SINGLE FIBERGLASS CKD. JPN
ROVING CHANNEL LINER DRWN. EDB
—� - - - - PROPERTY LINE 2. INSTALL TEMPORARY SILT FENCE - IF REQUIRED TEMPORARY DIVERSION S W A L E
3. BEGIN CLEARING & GRUBBING STONE CHECK DAM MAINTENANCE: NTS DATE 12/07/23
MPB MPB MINE PERMIT BOUNDARY 4. EXCAVATE DIVERSION DITCHES TO CHANNEL FLOW TO SEDIMENT BASIN INSPECT CHECK DAMS AND CHANNELS AT LEAST WEEKLY ANS
AFTER EACH SIGNIFICANT (1/2 INCH OR GREATER) RAINFALL ,``totseIloottold,
5. CONTINUE CONSTRUCTION EVENT AND REPAIR IMMEDIATELY. CLEAN OUT SEDIMENT, STRAW, N
LSE LC)E LIMITS OF EXCAVATION 6. STABILIZE & SEED DISTURBED AREAS �.•.• •• .�
LIMBS, OR OTHER DEBRIS THAT COULD CLOG THE CHANNEL •2 •p 3 0•• •yam''
TSF TEMPORARY SILT FENCE WHEN NEEDED. 9•� r
PUMPING LOCATION
NOTES: ANTICIPATE SUBMERGENCE AND DEPOSITION ABOVE THE CHECK �1. MINING TO COMMENCE ON AN AS NEEDED BASIS, DAM AND EROSION FROM HIGH FLOWS AROUND THE EDGES OF .. O416ZO'
2. RECLAMATION IS REQUIRED PRIOR TO MINE CLOSE OUT. THE DAM. CORRECT ALL DAMAGE IMMEDIATELY. IF SIGNIFICANT '. ••FijL
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3. NO PERMANENT STRUCTURES OR PERMANENT EMPLOYEES ARE PROPOSED ON SITE. EROSION OCCURS BETWEEN DAMS, ADDITIONAL MEASURES CAN �� O • ••GIN•••
: : : 4. THE HOURS OF OPERATION WILL BE MONDAY THRU FRIDAY FROM 7:30 AM TO 5:00 PM. BE TAKEN SUCH AS, INSTALLING A PROTECTIVE RIPRAP LINER ����d'FpH K.B�'Pe`�
PROPOSED 20' HAUL RD. 5. BUFFERS SHALL BE NATURAL VEGETATION SUPPLEMENTED WITH PLANTINGS AS IN THAT CHANNEL. 11 K 1 v
. . . • . . . . . . . NECESSARY TO MEET LIDO REQUIREMENTS,
6. ALL REQUIREMENTS OF SECTION 5.3.7.G.VF THE UDO SHALL BE MET. REMOVE SEDIMENT ACCUMULATED BEHIND THE DAMS AS SCALE . 1 " = 100'
7. A 30FT ACCESS EASEMENT SHALL BE PROVIDED FOR ALL MINES TO ALLOW NEEDED TO PREVENT DAMAGE TO CHANNEL VEGETATION, ALLOW
ACCESS TO WHITEVILLE RD ALONG THE EXISTING HAUL ROAD, THE CHANNEL TO DRAIN THROUGH THE STONE CHECK DAM,
8. MINE OPERATOR SHALL USE A WATER TRUCK TO CONTROL DUST ALONG THE HAUL UNDISTURBED BUFFER ROAD AS NECESSARY. AND PREVENT LARGE FLOWS FROM CARRYING SEDIMENT OVER 0 100 200mmmNIIIIIIII
300
THE DAM. ADD STONES TO DAMS AS NEEDED TO MAINTAIN
9. THE MINE WILL BE LEGALLY SUBDIVIDED WITH ITS OWN UNIQUE TAX PARCEL NUMBER. DESIGN HEIGHT AND CROSS SECTION. C 1 .

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VICINITY MAP 6'x6' OUTLET STRUCTURE \ �� 20' HAUL �� \ 1 o Z
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°° / ' �✓ \ STONE CHECK DAM
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BG�TGo \\ l N TONE CHECK DAM MAINTENANCE:
CHECK DAMSAND NCHANNELS AT LEAST WEEKLY ANS
F'A�O /' /�� \� �� \1 AFTER EACH SIGNIFICANT (1/2 INCH OR GREATER) RAINFALL
d'• c �gEO TEMPORARY // �� \\ \ EVENT AND REPAIR IMMEDIATELY. CLEAN OUT SEDIMENT, STRAW,
1 \ ) LIMBS, OR OTHER DEBRIS THAT COULD CLOG THE CHANNEL
gS DIVERSION #3 , \ / WHEN NEEDED. o 0
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\ ANTICIPATE SUBMERGENCE AND DEPOSITION ABOVE THE CHECK N
DAM AND EROSION FROM HIGH FLOWS AROUND THE EDGES OF U N
STONE CHECK \� THE DAM. CORRECT ALL DAMAGE IMMEDIATELY. IF SIGNIFICANT Z o
\ n EROSION OCCURS BETWEEN DAMS, ADDITIONAL MEASURES CAN U x
DAM (TYPICAL) BE TAKEN SUCH AS, INSTALLING A PROTECTIVE RIPRAP LINER
IN THAT CHANNEL. W
\ REMOVE SEDIMENT ACCUMULATED BEHIND THE DAMS AS
' NEEDED TO PREVENT DAMAGE TO CHANNEL VEGETATION, ALLOW W .4\ THE CHANNEL TO DRAIN THROUGH THE STONE CHECK DAM, W
AND PREVENT LARGE FLOWS FROM CARRYING SEDIMENT OVER
THE DAM. ADD STONES TO DAMS AS NEEDED TO MAINTAIN
DESIGN HEIGHT AND CROSS SECTION. C7
n ' N
\ CONSTRUCTION SEQUENCE:
1 . INSTALL GRAVEL CONSTRUCTION ENTRANCE
N
2. INSTALL TEMPORARY SILT FENCE - IF REQUIRED
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3. BEGIN CLEARING & GRUBBING N N
4. EXCAVATE DIVERSION DITCHES TO CHANNEL FLOW TO SEDIMENT BASIN cF Q U
5. CONTINUE CONSTRUCTION Z
6. STABILIZE & SEED DISTURBED AREAS
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NOTES: `-' W
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1. MINING TO COMMENCE ON AN AS NEEDED BASIS.OD
N O
2. RECLAMATION IS REQUIRED PRIOR TO MINE CLOSE OUT. N
3. NO PERMANENT STRUCTURES OR PERMANENT EMPLOYEES ARE PROPOSED ON SITE.
4. THE HOURS OF OPERATION WILL BE MONDAY THRU FRIDAY FROM 7:30 AM TO 5:00 PM,
5. BUFFERS SHALL BE NATURAL VEGETATION SUPPLEMENTED WITH PLANTINGS AS
NECESSARY TO MEET LIDO REQUIREMENTS.
6. ALL REQUIREMENTS OF SECTION 5.3.7.G.VF THE UDO SHALL BE MET.
7. A 30FT ACCESS EASEMENT SHALL BE PROVIDED FOR ALL MINES TO ALLOW
ACCESS TO WHITEVILLE RD ALONG THE EXISTING HAUL ROAD.
9. MINE OPERATOR SHALL USE A WATER TRUCK TO CONTROL DUST ALONG THE HAUL
ROAD AS NECESSARY.
9. THE MINE WILL BE LEGALLY SUBDIVIDED WITH ITS OWN UNIQUE TAX PARCEL NUMBER.
Licence #C-3641
AEFW LINE
22080
DES. JKB
CKD. JPN
LEGEND DRYM. EDB
— - - — PROPERTY LINE 2'-0" MIN. DATE 12/07/23
MPB MPB MINE PERMIT BOUNDARY 00111111881111-00
LOE LOE LIMITS OF EXCAVATION
. .. . FLOW
z •
TSF TEMPORARY SILT FENCE
® �_I. _ —I I =1 I I=I I 041620
PUMPING LOCATION I 1EEIII III III—III I I I—I I M I M I I=I I=III=III= _=I i M I I=I 11 '•.F��
1=III=III=III III=III=III=III=III=III=III=III=I 1=III=III=1 =III=_= III=III=III=1 I `'o '••' �iNE�• a'�.`
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PROPOSED 20' HAUL RD. — — — — — — 6'-0" TYPICAL — — — - — — — — — — — — pH'K,
.'.'.'.'.'.'.'.'. . SINGLE FIBERGLASS SCALE : 1 �� = 1 ���
ROVING CHANNEL LINER
TEMPORARY DIVERSION SWALE 0 100 200 300
UNDISTURBED BUFFER NTS C1
■ 2

TEMPORARY/PERMANENT SKIMMER BASIN CONSTRUCTION SPECIFICATION SITE WORK NOTES: m
6' W1 E.S. FABRIC GRASS SPECIFICATION 1. THE CONTRACTOR SHALL VISIT THE SITE TO BECOME FAMILIAR WITH FIELD
8' W WIRE MESH CONSTRUCTION CONDITIONS.
1. CLEAR, GRUB, AND STRIP THE AREA UNDER THE EMBANKMENT OF ALL VEGETATION 2. CONTRACTOR SHALL COORDINATE WORK WITHIN NCDOT AND LOCAL RIGHT
STEEL POST 1. CHISEL COMPACTED AREAS AND SPREAD TOPSOIL 3 INCHES DEEP OVER AND ROOT MAT. REMOVE ALL SURFACE SOIL CONTAINING HIGH AMOUNTS OF ORGANIC OF WAYS WITH PROPER AUTHORITIES AND SHALL MEET ANY REQUIREMENTS
WIRE MESH FOR STANDARD FABRIC ADVERSE SOIL CONDITIONS. SKIMMER NOTE: MATTER AND STOCKPILE OR DISPOSE OF IT PROPERLY. HAUL ALL OBJECTIONABLE AS TO TRAFFIC CONTROL AND CONNECTION TO EXISTING STREETS.
2. RIP THE ENTIRE AREA TO A 6 INCH DEPTH. SKIMMER MUST FLOAT ON TOP OF MATERIAL TO THE DESIGNATED DISPOSAL AREA. PLACE TEMPORARY SEDIMENT 3. CLEARING AND GRUBBING: REMOVE ALL TREES AS REQUIRED UNLESS
-INMIN. 14 GA. o x z STANDARD OR EXTRA STRENGTH 3. REMOVE ALL ROCKS, ROOTS AND OTHER OBSTRUCTIONS LEAVING SURFACES WATER TO WORK PROPERLY. CONTROL MEASURES BELOW BASIN BS NEEDED. OTHERWISE NOTED TO REMAIN, STUMPS, ROOTS, SHRUBBERY, ASPHALT,
c� VENT OPENING FOR CONCRETE, STRUCTURES, BURIED UTILITIES, STORAGE TANKS, ETC. WITHIN z
6x6 MESH FOR
I Q w FILTER FABRIC SMOOTH AND UNIFORM. CONTRACTOR SHALL VERIFY THAT 2. ENSURE THAT FILL MATERIAL FOR THE EMBANKMENT IS FREE OF ROOTS, WOODY
WATER ENTRY
~ 4. APPLY AGRICULTURAL LIME AND FERTILIZER UNIFORMLY AND MIX WITH SOIL. THE BARREL LENGTH WILL ALLOW VEGETATION, ORGANIC MATTER, AND OTHER OBJECTIONABLE MATERIAL. PLACE THE FILL LIMITS OF CONSTRUCTION. O -�
STANDARD FABRIC `Vco
N LIME: 45 LBS. PER 1000 S.F. SKIMMER TO FLOAT AT EMERGENCY IN LIFTS NOT TO EXCEED 9 INCHES, AND MACHINE COMPACT IT. OVER FILL THE J
4. STRIPPING: BEFORE EXCAVATING OR FILLING, REMOVE ALL TOPSOIL,
DIRECTION OF WATER FLOW
PHOSPHOROUS: 20 LBS PER 1000 S.F. SPILLWAY ELEVATION. EMBANKMENT 6 INCHES TO ALLOW FOR SETTLEMENT. WOOD, LEAVES, AND ANY OTHER UNSUITABLE MATERIAL. Q
FERTILIZER: 17 LBS. PER 1000 S.F. 3. SHAPE THE BASIN TO THE SPECIFIED DIMENSIONS. PREVENT THE SKIMMING DEVICE 5. MUCKING: REMOVE ANY SOFT, ORGANIC SILT MATERIALS AND EXISTING U z Q
5. CONTINUE TILLAGE UNTIL A WELL PULVERIZED, FIRM, UNIFORM SEED BED IS FROM SETTLING INTO THE MUD BY EXCAVATING A SHALLOW PIT UNDER THE SKIMMER BURIED CONSTRUCTION DEBRIS AS REQUIRED AND FILL TO SUBGRADE w z D Z
CD� ANCHOR FABRIC SKIRT PREPARED 4-6 INCHES DEEP. OR PROVIDING A LOW SUPPORT UNDER THE SKIMMER OF STONE OR TIMBER. ELEVATIONS WITH A CLEAN SELECT-FILL COMPACTED AS SPECIFIED. o O J
I z MIN. 8" DEEP & 4" WIDE. 6, SEED ON A FRESHLY PREPARED SEED BED AND COVER SEED LIGHTLY. 4. PLACE THE BARREL (TYPICALLY 4-INCH SCHEDULE 40 PVC PIPE) ON A FIRM, 6. DISPOSAL: CLEARED, GRUBBED, STRIPPED OR EXCAVATED SPOIL SHALL 0
N �
g 2 - 3 LES PER 1000 S.F. (SEE MIXTURE BELOW) SMOOTH FOUNDATION OF IMPERVIOUS SOIL. DO NOT USE PERVIOUS MATERIAL BE REMOVED FROM SITE AND DISPOSED OF IN ACCORDANCE WITH ALL > O
7. MULCH IMMEDIATELY AFTER SEEDING AND ANCHOR MULCH. OPENING FOR WATER ENTRY SUCH AS SAND, GRAVEL, OR CRUSHED STONE AS BACKFILL AROUND THE PIPE. APPLICABLE LOCAL AND STATE CODES. w
GRAIN STRAW & HAY AT 75 TO 100 LBS PER 1000 S.F. PLACE THE FILL MATERIAL AROUND THE PIPE SPILLWAY IN 4-INCH LAYERS AND 7, BORROW MATERIAL: THE CONTRACTOR SHALL FURNISH BORROW d Q
WOOD CHIPS AT 500 LBS. PER 1000 S.F. COMPACT IT UNDER AND AROUND THE PIPE TO AT LEAST THE SAME DENSITY AS THE MATERIAL REQUIRED FROM OFF SITE AND OBTAIN ALL REQUIRED PERMITS
NOTES: JUTE & MESH AS PER MANUFACTURER FLEXIBLE JOINT FLOAT ADJACENT EMBANKMENT. CARE MUST BE TAKEN NOT TO RAISE THE PIPE FROM THE ASSOCIATED WITH BORROW OPERATIONS. Oz V
1. SYN. FENCE FABRIC SHALL BE MIN. OF 30" IN WIDTH 8. ASPHALT FOR ANCHORING MULCH SHALL BE TYPE SS-1 EMULSION AND FIRM CON!ACT WITH ITS FOUNDATION WHEN COMPACTING UNDER THE PIPE HAUNCHES. 8, FILL AND COMPACTION: AFTER STRIPPING THOSE AREAS DESIGNATED TO
WITH 30 LB IN TENSILE STRENGTH FOR STANDARD FABRIC APPLIED AT A RATE OF 1000 GAL. PER ACRE FOR SLOPE STABILIZATION, Ld N
/ AND 150 GAL. PER TON OF STRAW FOR ANCHORING STRAW. BARREL PIPE RECEIVE FILL SHOULD BE PROOFROLLED. THE TOP 8" OF SUBGRADE SHALL
AND 50 LB IN FOR EXTRA STRENGTH. PLACE A MINIMUM DEPTH OF 2 FEET OF COMPACTED BACKFILL OVER THE PIPE
/ 9. INSPECT ALL SEEDED AREAS AND MAKE NECESSARY REPAIRS OR RESEED REFER TO TABLE FOR REQUIRED LENGTH. BE COMPACTED TO AT LEAST 98% OF MAXIMUM DENSITY AT OPTIMUM Q O
SPILLWAY BEFORE CROSSING IT WITH CONSTRUCTION EQUIPMENT. IN NO CASE MOISTURE CONTENT. ANY AREA WHICH PUMPS OR RUTS EXCESSIVELY N
2. FABRIC SHALL BE CONTINUOUS LENGTH. IF JOINTS ARE WITHIN THE PLANTING SEASON, IF POSSIBLE. IF GRASS STAND SHOULD BE SHOULD THE PIPE CONDUIT BE INSTALLED BY CUTTING A TRENCH THROUGH THE DAM SILTY OR CLAYEY 0 O
NECESSARY, LAP FABRIC POST TO POST. OVER 60% DAMAGED, REESTABLISH FOLLOWING ORIGINAL LIME, FERTILIZER AFTER THE EMBANKMENT IS COMPLETE. SHOULD BE UNDERCUT AND REPLACED WITH A CLEAN,SAND HAVING A UNIFIED SOIL CLASSIFICATION OF SP, S SISI OR SC. FILL
3. STEEL POST SHALL BE MIN 4' IN HEIGHT AND BE OF THE AND SEEDING RATES. 5. ASSEMBLE THE SKIMMER FOLLOWING THE MANUFACTURER INSTRUCTIONS, OR -� Z
SELF-FASTENER STEEL ANGLE TYPE. 10. CONSULT CONSERVATION INSPECTOR ON MAINTENANCE, TREATMENT, AND AS DESIGNED. MA"i ERIAL 5" OUTSIDE OF BUILDING AREAS SHALL THEN BE PLACED IN O
FERTILIZATION AFTER PERMANENT COVER IS ESTABLISHED. OUTLET END 6. LAY THE ASSEMBLED SKIMMER ON THE BOTTOM OF THE BASIN WITH THE LAYERS NOT TO EXCEED 8" AND COMPACTED TO AT LEAST 95% OF THE N
TEMPORARY SILT FENCE 11. SEED FOR TEMPORARY AND PERMANENT APPLICATIONS SHALL BE: CONNECT TO OUTLET FLEXIBLE JOINT AT THE INLET OF THE BARREL PIPE. ATTACH THE FLEXIBLE JOINT TO STANDARD PROCTOR MAXIMUM DRY DENSITY (ASTM D-698) WITH THE
20% CARPET GRASS PIPE OR RISER. UPPER 12 INCHES OF SUBGRADE BEING COMPACTED TO 98% OF THE 07 W I"
THE BARREL PIPE AND POSITION THE SKIMMER OVER THE EXCAVATED PIT OR
NTS 24% BERMUDA GRASS REFER TO TABLE FOR SUPPORT. BE SURE TO ATTACH A ROPE TO THE SKIMMER AND ANCHOR IT TO THE STANDARD PROCTOR MAXIMUM DRY DENSITY. FILL MATERIALS WITHIN Z Z
20% TURF FESCUE 10% CREEPING RED FESCUE REQUIRED DIAMETER BUILDING AREAS TO A LINE OUTSIDE THE BUILDING AREAS SHALL BE
24% ANNUAL RYE GRAIN SIDE OF THE BASIN. THIS WILL BE USED TO PULL THE SKIMMER TO THE SIDE FOR
*BERMUDA SEED SHALL BE HULLED FOR WARM WEATHER MAINTENANCE. PLACED IN LAYERS NOT TO EXCEED 8" AND COMPACTED TO AT LEAST 98% O
PLANTING. PURITY OF SEED SHALL BE A MIN, OF 98% AND 7, EARTHEN SPILLWAYS---INSTALL THE SPILLWAY IN UNDISTURBED SOIL TO THE OF THE STANDARD PROCTOR MAXIMUM DRY DENSITY (ASTM D-698) WITH
GERMINATION SHALL BE A MIN. OF 85%. GREATEST EXTENT POSSIBLE. THE ACHIEVEMENT OF PLANNED ELEVATIONS, GRADE, THE UPPER 12 INCHES OF SUBGRADE BEING COMPACTED IN 6 INCH z 0
DESIGN WIDTH, AND ENTRANCE AND EXIT CHANNEL SLOPES ARE CRITICAL TO THE LAYERS TO 100% OF THE STANDARD PROCTOR MAXIMUM DRY DENSITY. IN
ALL DISTURBED AREA SHALL BE SEEDED WITHIN 15 DAYS OF THE COMPLETION OF STANDARD SKIMMER DETAIL (FAIRCLOTH) SUCCESSFUL OPERATION OF THE SPILLWAY. THE SPILLWAY SHOULD BE LINED AREAS WHERE NO STRUCTURAL FILL IS TO BE PLACED THE UPPER 12'
GRADING. CONSULT CONSERVATION ENGINEER OR SOIL CONSERVATION SERVICE FOR WITH LAMINATED PLASTIC OR IMPERMEABLE GEOTEXTILE FABRIC. THE FABRIC MUST BE INCHES OF IN-PLACE SUBGRADE SHOULD BE COMPACTED TO AT LEAST 98% N V
ADDITIONAL INFORMATION CONCERNING OTHER ALTERNATIVES FOR VEGETATION OF N.T.S. WIDE AND LONG ENOUGH TO COVER THE BOTTOM AND SIDES AND EXTEND ONTO THE OF THE STANDARD PROCTOR MAXIMUM DRY DENSITY. IF THE MATERIAL IS
DENUDED AREAS. THE ABOVE VEGETATION RATES ARE THOSE WHICH DO WELL TOP OF THE DAM FOR ANCHORING IN A TRENCH. THE EDGES MAY BE SECURED WITH TOO DRY TO COMPACT TO THE REQUIRED DENSITY EACH LAYER SHALL BE cn O
UNDER LOCAL CONDITIONS, OTHER SEEDING SCHEDULES MAY BE POSSIBLE. 8-INCH STAPLES OR PINS. THE FABRIC MUST BE LONG ENOUGH TO EXTEND DOWN WETTED IN ACCORDANCE WITH COMPACTION REQUIREMENTS. IF THE MATERIAL
THE SLOPE AND EXIT ONTO STABLE GROUND. THE WIDTH OF THE FABRIC MUST BE IS TOO WET TO SECURE PROPER COMPACTION, IT SHALL BE HARROWED
ONE PIECE, NOT JOINED OR SPLICED; OTHERWISE WATER CAN GET UNDER THE REPEATEDLY OR OTHERWISE AERATED WITH SUITABLE EQUIPMENT UNTIL Q m FABRIC. IF THE LENGTH OF THE FABRIC IS INSUFFICIENT FOR THE ENTIRE LENGTH OF OPTIMUM MOISTURE CONTENT IS OBTAINED. FILL SHALL BE PLACED IN SUCH
THE SPILLWAY, MULTIPLE SECTIONS, SPANNING THE COMPLETE WIDTH, MAY BE USED. A MANNER THAT THE SURFACE WILL DRAIN READILY AT ALL TIMES. SEE W
THE UPPER SECTIONS) SHOULD OVERLAP THE LOWER SECTION(S) SO THAT WATER STRUCTURAL NOTES AND SOILS REPORT FOR ADDITIONAL REQUIREMENTS.
NPDES STABILIZATION TIMEFRAMES
TOP TOP CANNOT FLOW UNDER THE FABRIC. SECURE THE UPPER EDGE AND SIDES OF THE 9. LAYOUT: THE CONTRACTOR SHALL PROVIDE ALL LAYOUT REQUIRED TO m m
SITE AREA DESCRIPTION STABILIZATION TIMEFRAME EXCEPTIONS - FABRIC IN A TRENCH WITH STAPLES OR PINS. (ADAPTED FROM "A MANUAL FOR CONSTRUCT HIS WORK.
10. THE CONTRACTOR IS RESPONSIBLE FOR THE LOCATION AND PROTECTION
�oPQ j DESIGNING, INSTALLING AND MAINTAINING SKIMMER SEDIMENT BASINS.' F€BRUARY, OF EXISTING UTILITIES DURING CONSTRUCTION.
PERIMETER DIKES, SWALES, DITCHES AND SLOPES 7 DAYS NONE _ 1999. 1. W. FAIRCLOTH & SON.).
BOTTOM 'I 8, INLETS-DISCHARGE WATER INTO THE BASIN IN A MANNER TO PREVENT EROSION. 11. EXISTING BOUNDARY INFORMATION BY GIS & AERIAL PHOTOGRAPHY AND
G HIGH QUALITY WATER (HQW) ZONES 7 DAYS NONE 1L- I- I PROV'1DED BY OWNER.
QJ 3 3 USE TEMPORARY SLOPE DRAINS OR DIVERSIONS WITH OUTLET PROTECTION TO DIVERT 12. THE CONTRACTOR SHALL VERIFY DIMENSIONS AT JOBSITE. U
IF SLOPES ARE 10' OR LESS IN LENGTH AND ARE NOT SEDIMENT LADEN WATER TO THE UPPER END OF THE POOL AREA TO IMPROVE BASIN
SO' SLOPES STEEPER THAN 3:1 7 DAYS 13. THE CONTRACTOR IS RESPONSIBLE FOR THE COORDINATION OF
41AI. STEEPER THAN 2:1 14 DAYS ARE ALLOWED TRAP EFFICIENCY REFERENCES: RUNOFF CONTROL MEASURES AND OUTLET
( RELOCATION OR DISCONNECTION OF ALL EXISTING UTILITIES WITH
SLOPES 3:1 OR FLATTER 14 DAYS 7 DAYS FOR SLOPES GREATER THAN 50' IN LENGTH PROTECTION. APPLICABLE AGENCIES AND AUTHORITIES. LJ.I Q
O ALL OTHER AREAS WITH SLOPES FLATTER THAN 4:1 14 DAYS NONE, EXCEPT FOR PERIMETERS AND HQW ZONES SEDIMENT BASIN SECTION 14. ALL PAVEMENT AND BASE MATERIALS AND WORKMANSHIP SHALL Z
9. EROSION CONTROL-CONSTRUCT THE STRUCTURE SO THAT THE DISTURBED AREA CONFORM TO NCDOT STANDARDS.
N.T.S. IS MINIMIZED. DIVERT SURFACE WATER AWAY FROM BARE AREAS. COMPLETE THE 15. ALL AREAS SHALL BE GRADED FOR POSITIVE DRAINAGE.
p EMBANKMENT BEFORE THE AREA IS CLEARED. STABILIZE THE EMERGENCY SPILLWAY 16. CONTRACTOR SHALL NOTE THAT EARTHWORK QUANTITIES ARE HIS
EMBANKMENT AND ALL OTHER DISTURBED AREAS ABOVE THE CREST OF THE RESPONSIBILITY. PLANS DO NOT REPRESENT A BALANCED EARTHWORK CL
PRINCIPAL SPILLWAY IMMEDIATELY AFTER CONSTRUCTION (REFERENCES: SURFACE CONDITION. d ,y P, -
STABILIZATION). Z P � N., 00
10. INSTALL POROUS BAFFLES AS SPECIFIED IN PRACTICE 6.65, POROUS BAFFLES.
6" MIN. GENERAL NOTES: LASS A STONE 11, AFTER ALL THE SEDIMENT-PRODUCING AREAS HAVE BEEN PERMANENTLY Q
EROSION CONTROL NOTES AND MAINTENANCE PLAN U W �'' b
2" - 3" STABILIZED, REMOVE THE STRUCTURE AND ALL THE UNSTABLE SEDIMENT. 1. ALL EROSION AND SEDIMENT CONTROL MEASURES WILL BE CHECKED FOR J W Z
�j DETERMINE BORROW PIT DEWATERING BASIN SIZE USING SMOOTH THE AREA TO BLEND WITH THE ADJOINING AREAS AND STABILIZE PROPERLY STABILITY AND OPERATION FOLLOWING EVERY RUNOFF-PRODUCING RAINFALL,
COARSE AGGREGATE V = 8.0203 * Q * T, WHERE V IS VOLUME (W), Q IS FILTRATION (REFERENCES: SURFACE STABILIZATION). BUT IN NO CASE, LESS THAN ONCE EVERY WEEK AND WITHIN 24 HOURS OF d O cx/�
PUMP FLOW RATE (GPM), AND T IS DEWATERING TIME (HR). GEOTEXTILE EVERY HALF-INCH RAINFALL.
USE MAXIMUM FLOW RATE OF 1000 GPM AND A MINIMUM MAINTENANCE 2. ALL POINTS OF EGRESS WILL HAVE CONSTRUCTION ENTRANCES THAT WILL
DEWATERING TIME OF 2 HOURS. y BE PERIODICALLY TOP-DRESSED WITH AN ADDITIONAL 2 INCHES OF #4 STONE
TEMPORARY GRAVEL
RISER SHALL BE A NON-PERFORATED, SMOOTH OR CORRUGATED '��y��;��%%%�'�' STEEL POST D SSIPATOR ENERGY INSPECT SKIMMER SEDIMENT BASINS AT LEAST WEEKLY AND AFTER EACH SIGNIFICANT TO MAINTAIN PROPER DEPTH. THEY WILL BE MAINTAINED IN A CONDITION TO
u� (ONE-HALF INCH OR GREATER) RAINFALL EVENT AND REPAIR IMMEDIATELY. PREVENT MUD OR SEDIMENT FROM LEAVING THE SITE. IMMEDIATELY REMOVE
CONSTRUCTION ENTRANCE MATERIAL WITH A FLASHBOARD OPTION. f �j/ j ,�y j
�� �, REMOVE SEDIMENT AND RESTORE THE BASIN TO ITS ORIGINAL DIMENSIONS WHEN OBJECTIONABLE MATERIAL SPILLED WASHED OR TRACKED ONTO THE
y y SEDIMENT ACCUMULATES TO ONE-HALF THE HEIGHT OF THE FIRST BAFFLE. PULL CONSTRUCTION ENTRANCE OR ROADWAYS.
NTS CONSTRUCT THE COIR FIBER BAFFLE H ACCORDANCE WITH ROADWAY / j%� %j q
STANDARD DRAWING 1640.01 AND WITH MATERIAL THAT MEETS THE ,i y���%; THE SKIMMER TO ONE SIDE 80 THAT THE SEDIMENT UNDERNEATH IT CAN BE 3. DIVERSION DITCHES WILL BE CLEANED OUT IMMEDIATELY TO REMOVE
j/ � � o
/: EXCAVATED. EXCAVATE THE SEDIMENT FROM THE ENTIRE BASIN, NOT JUST AROUND SEDIMENT OR OBSTRUCTIONS FROM THE FLOW AREA. THE DIVERSION RIDGES
SPECIFICATIONS OF ROADWAY STANDARD 1060-14. ���� y i r �
THE SKIMMER OR THE FIRST CELL. MAKE SURE VEGETATION GROWING IN THE BOTTOM WILL ALSO BE REPAIRED. SWALES MUST BE TEMPORARILY STABILIZED WITHIN
PROVIDE 5' STEEL POST OF THE SELF-FASTENER ANGLE STEEL TYPE. j/ 'i OF THE BASIN DOES NOT HOLD DOWN THE SKIMMER. 21 CALENDAR DAYS OF CEASE OF ANY PHASE OF ACTIVITY ASSOCIATED WITH A
%�i iiii�,y SWALE.
INSTALL STEEL POSTS WITH NO MORE THAN 3' OF THE POST APPEARING / y '/ 1/ i�
/ i=%'� REPAIR THE BAFFLES IF THEY ARE DAMAGED. RE-ANCHOR THE BAFFLES IF WATER 4. SEDIMENT WILL BE REMOVED FROM BEHIND THE SEDIMENT FENCE WHEN
ABOVE THE GROUND. 'i /' 1/4 ELM IS FLOWING UNDERNEATH OR AROUND THEM. IT BECOMES HALF FILLED. THE SEDIMENT FENCE WILL BE REPAIRED AS
ATTACH THE COIR FIBER MAT TO THE STEEL POSTS WITH WIRE OR !i ' „ NECESSARY TO MAINTAIN A BARRIER. STAKES MUST BE STEEL. STAKE
OTHER ACCEPTABLE MEANS AND STAPLED INTO THE BOTTOM AND SIDE i /%:j. =2"W MIN. RISER IF THE SKIMMER IS CLOGGED WITH TRASH AND THERE IS WATER IN THE BASIN, SPACING WILL BE 6 FEET MAX. WITH THE USE OF EXTRA STRENGTH FABRIC,
SLOPES OF THE BASIN WITH 12" STAPLES. USUALLY JERKING ON THE ROPE WILL MAKE THE SKIMMER BOB UP AND DOWN AND WITHOUT WIRE BACKING. STAKE SPACING WILL BE 8 FEET MAX. WHEN °O o
N '
DISLODGE THE DEBRIS AND RESTORE FLOW. IF THIS DOES NOT WORK, PULL THE STANDARD STRENGTH FABRIC AND WIRE BACKING ARE USED. IF ROCK FILTERS U N
INSTALL TYPE 2 GEOTEXTILE ON SIDE SLOPES AND BOTTOM of BASIN AT SKIMMER OVER TO THE SIDE OF THE BASIN AND REMOVE THE DEBRIS. ALSO CHECK ARE DESIGNED AT LOW POINTS IN THE SEDIMENT FENCE, THE ROCK WILL BE Z o
INLET AS SHOWN IN THE DETAIL. THE ORIFICE INSIDE THE SKIMMER TO SEE IF IT IS CLOGGED; IF SO REMOVE THE REPAIRED OR REPLACED IF IT BECOMES HALF-FULL OF SEDIMENT, NO LONGER
DEBRIS.
DRAINS AS DESIGNED OR IS DAMAGED. U wj x c�
USE THE TYPICAL SECTION SHOWN FOR THE BORROW PIT DEWATERING 5. ALL SEEDED AREAS WILL BE FERTILIZED, RESEEDED AS NECESSARY, AND
BASIN AS A GUIDE. THE BASIN MAY HAVE ANY TYPE CONFIGURATION AS RTH DIKE IF THE SKIMMER ARM OR BARREL PIPE IS CLOGGED, THE ORIFICE CAN BE REMOVED MULCHED, ACCORDING TO SPECIFICATIONS IN THE VEGETATIVE PLAN, TO
LONG AS SUFFICIENT VOLUME IS PROVIDED AND PROVISIONS ARE MADE AND THE OBSTRUCTION CLEARED WITH A PLUMBER'S SNAKE OR BY-FLUSHING WITH MAINTAIN A VIGOROUS, DENSE VEGETATIVE COVER. ALL SLOPES WILL BE O
FOR A NON-PERFORATED RISER. PLAN WATER. BE SURE AND REPLACE THE ORIFICE BEFORE REPOSITIONING THE SKIMMER. STABILIZED WITHIN 21 CALENDAR DAYS. ALL OTHER AREAS WILL BE STABILIZED w
WITHIN 15 WORKING DAYS. : WATER QUALITY REQUIRES ALL SEEDED AREAS W a
DO NO EXCEED 3.5 FT. IN HEIGHT FOR THE EARTH DIKES REQUIRED FOR CHECK THE FABRIC LINED SPILLWAY FOR DAMAGE AND MAKE ANY REQUIRED WILL BE FERTILIZED, RESEEDED AS NECESSARY AND MULCHED ACCORDING TO W ,r
BORROW PIT DEWATERING BASIN. REPAIRS WITH FABRIC THAT SPANS THE FULL WIDTH OF THE SPILLWAY. CHECK THE SPECIFICATIONS IN THE VEGETATIVE PLAN TO MAINTAIN A VIGOROUS, DENSE 4 Z
TOP BANK ELEV. VEGETATIVE COVER. ALL PERIMETER DIKES, SWALES, HORIZONTAL TO ' DITCHES,
EMBANKMENT, SPILLWAYS, AND OUTLET FOR EROSION DAMAGE, AND INSPECT THEH C\
VARIES FROM 38' TO 30' THE BORROW PIT DEWATERING BASIN SIZE IS VARIABLE AND DEPENDENT EMBANKMENT FOR PIPING AND SETTLEMENT. MAKE ALL NECESSARY REPAIRS PERIMETER SLOPES, ALL SLOPES STEEPER THAN 3 VERTICAL (3:1) AND ALL UI
ON SPECIFIC SITE REQUIREMENTS AS WELL AS PROPOSED CONSTRUCTION IMMEDIATELY. REMOVE ALL TRASH AND OTHER DEBRIS FROM THE SKIMMER AND HIGH QUALITY WATER (HQW) ZONES SHALL BE ' 1 PROVIDED TEMPORARY OR � r,
1 y OPERATIONS. 1.0'f -�{ 1.0'f POOL AREAS. PERMANENT STABILIZATION WITH GROUND COVER AS SOON AS PRACTICABLE BUT Fool
MINE RECLAMATION 1� I IN ANY EVENT WITHIN SEVEN (7) CALENDAR DAYS FROM THE LAST W
BACKSLOPE 3 FINAL NORMAL WATER ELEVATION SUBMIT THE SIZE, LOCATION AND RISER PIPE MATERIAL FOR APPROVAL 1 1 FREEZING WEATHER CAN RESULT IN ICE FORMING IN THE BASIN. SOME SPECIAL LAND-DISTURBING ACTIVITY. ALL OTHER DISTURBED AREAS SHALL BE PROVIDED rh o
AVERAGE PRIOR TO CONSTRUCTION. 1 1 +� PRECAUTIONS SHOULD BE TAKEN IN THE WINTER TO PREVENT THE SKIMMER FROM TEMPORARY OR PERMANENT STABILIZATION WITH GROUND COVER AS SOON AS �J
DEPTH = 25' PLUGGING WITH ICE. W
PRACTICABLE BUT IN ANY EVENT WITHIN FOURTEEN (14) CALENDAR DAYS FROM
PUMP THE EFFLUENT INTO THE BORROW PIT DEWATERING BASIN TO A THE LAST LAND-DISTURBING ACTIVITY. ~I H N
1 MAXIMUM DEPTH OF 6 IN. BELOW TOP OF THE EARTH DIKE. UNCLASSIFIED 6. FLOCCULANTS WILL BE USED TO ADDRESS TURBIDITY ISSUES. THE
EARTH MATERIAL
2 to ANTI-SEEP �ap
BOTTOM ELEV. VARIES rj STEEL POSTS COLLAR PUMPS, TANKS, HOSES AND INJECT SYSTEMS WILL BE CHECKED FOR a N M
PROVIDE A STONE ENERGY DISSIPATER PAD AT THE OUTLET OF THE PROBLEMS OR TURBID DISCHARGES DAILY. �" "'
PUMP DISCHARGE HOSE AND OUTLET OF THE RISER BARREL IN VARIABLE ~ `� `.
ACCORDANCE WITH ROADWAY STANDARD DRAWING 876.02 FOR OUTLET COIR FILTER �f W Z `t
MINE SLOPE & RECLAMATION CROSS SECTION W/O DITCH. BAFFLE O crn
TYPICAL SECTION VIEW © z o^
NTS BAFFLE CONSTRUCTION SPECIFICATIONu P4 C)
NOTES: OUTLET ZONE 1. GRADE THE BASIN SO THAT THE BOTTOM IS LEVEL FRONT TO BACK AND SIDE Z
1. DEPTH OF MINE WILL BE DICTATED BY SUITABLE MATERIAL. FIRST CHAMBER SECOND CHAMBER o
Z
BORROW PIT DEWATERING BASIN DETAIL INLET ZONE TO SIDE.
2. AT RECLAMATION ALL BANKS ABOVE NORMAL WATER WILL BE 25% OF SURFACE 25% OF SURFACE AREA N O
25% OF SURFACE o . M
SLOPED & GRADED AT 4:1 & STABILIZED WITH GRASSING. 25% OF SURFACE AREA AREA 2. INSTALL POSTS OR SAW HORSES ACROSS THE WIDTH OF THE SEDIMENT TRAP N i�
AREA (PRACTICE 6.62, SEDIMENT FENCE). z
3. STEEL POSTS SHOULD BE DRIVEN TO A DEPTH OF 24 INCHES, SPACED A
MIN. 20' MAXIMUM OF 4 FEET APART, AND INSTALLED UP THE SIDES OF THE BASIN AS WELL.
THE TOP OF THE FABRIC SHOULD BE 6 INCHES HIGHER THAN THE INVERT OF THE
SPILLWAY. TOPS OF BAFFLES SHOULD BE 2 INCHES LOWER THAN THE TOP OF THE
EXTEND 9 GAUGE TO 5' CREST WIDTH BERMS.
BASIN SIDE OR INSTALL OUTLET STRUCTURE
COMPACTED SOIL T-POST TO ANCHOR SEE DETAIL 4. INSTALL AT LEAST THREE ROWS OF BAFFLES BETWEEN THE INLET AND OUTLET
ROADWAY DISCHARGE POINT. BASINS LESS THAN 20 FEET IN LENGTH MAY USE 2 BAFFLES.
BAFFLE TO SIDE OF SD PIPE CONTINUES
DRAPE BAFFLE MATERIAL OVER WIRE BASIN AND SECURE TO INFLOW TO OUTLET LOCATION 5, WHEN USING POSTS, ADD A SUPPORT WIRE OR ROPE ACROSS THE TOP OF THE
STRAND AND SECURE WITH PLASTIC TIES VERTICAL POST co co
AT POSTS AND ON WIRE EVERY 12" 4' MAX. STRUCTURE > > > MEASURE TO PREVENT SAGGING. Licence C-3641
r i 6. WRAP POROUS MATERIAL, LIKE JUTE BACKED BY COIR MATERIAL, OVER A 22080
SAWHORSE OR THE TOP WIRE. HAMMER REBAR INTO THE SAWHORSE LEGS FOR
HAUL ROAD SECTION RIPRAP OR ANCHORING. THE FABRIC SHOULD HAVE FIVE TO TEN PERCENT OPENINGS IN THE DES. JKB
NTS 9 GAUGE MIN. HIGH 3' MIN. =I VARIABLE DEPTH WEAVE. ATTACH FABRIC TO A ROPE AND A SUPPORT STRUCTURE WITH ZIP TIES,
SLOPE DRAIN WIRE, OR STAPLES. CKD. LPN
TENSION WIRE STRAND
SHALL BE SECURED SECURE BOTTOM OF BAFFLE TO DRWN. EDB
TO POST TO SUPPORT _ - 7. THE BOTTOM AND SIDES OF THE FABRIC SHOULD BE ANCHORED IN A TRENCH
BAFFLE MATERIAL GROUND WITH 12" STAPLES AT EARTHEN EMBANKMENT OR PINNED WITH 8-INCH EROSION CONTROL MATTING STAPLES.
12" MAXIMUM SPACING WITH STABILIZED SIDE SKIMMER SEE DETAIL DATE 1 2/07/23
BAFFLE MATERIAL SLOPES CONNECT SKIMMER TO 8. DO NOT SPLICE THE FABRIC, BUT USE A CONTINUOUS PIECE ACROSS THE BASIN.
BAFFLE MATERIAL OUTLET ORIFICE.
�`��i
REMOVE SKIMMER AND MAINTENANCE �RETURN BASIN ANDc ill '��0
NOTES: * IF THE TEMPORARY SEDIMENT RUCTURE TO , `�N RO OUTLETS ',�
INSPECT BAFFLES AT LEAST ONCE A WEEK AND AFTER EACH RAINFALL. MAKE ANY ��, ' •E 3
1. MINING TO COMMENCE ON AN AS NEEDED BASIS. BASIN WILL BE CONVERTED TO A 11 GAUGE STORMWATER DESIGN �Ji•.-.
REQUIRED REPAIRS IMMEDIATELY.
2. RECLAMATION IS REQUIRED PRIOR TO MINE CLOSE OUT. PERMANENT STORMWATER BASIN LANDSCAPING CONDITIONS @ � Z ' '9•�
3. NO PERMANENT STRUCTURES OR PERMANENT EMPLOYEES ARE PROPOSED ON SITE. OF GREATER DEPTH, THE BAFFLE STAPLE EMERGENCY CONSTRUCTION _ S E A L
4. THE HOURS OF OPERATION WILL BE MONDAY THRU FRIDAY FROM 7:30 AM TO 5:00 PM. HEIGHT SHOULD BE BASED ON _ SPILLWAY BE SURE TO MAINTAIN ACCESS TO THE BAFFIES. SHOULD THE FABRIC OF A BAFFLE - +0,,,6 0
_ COMPLETION. COLLAPSE, TEAR, DECOMPOSE, OR BECOME INEFFECTIVE, REPLACE IT PROMPTLY. `1,+� ..
5. BUFFERS SHALL BE NATURAL VEGETATION SUPPLEMENTED WITH PLANTINGS AS THE POOL DEPTH DURING USE AS F_- -_ -
NECESSARY TO MEET LIDO REQUIREMENTS. A TEMPORARY SEDIMENT BASIN. III=III= II III=III=I REMOVE SEDIMENT DEPOSITS WHEN IT REACHES HALF FULL TO PROVIDE ADEQUATE �� �NGIN ��'•��
6. ALL REQUIREMENTS OF SECTION 5.3.7.G.VF THE UDO SHALL BE MET. i O ••J/v ••..• �`
7. A 30FT ACCESS EASEMENT SHALL BE PROVIDED FOR ALL MINES TO ALLOW NOTE: INSTALL THREE (3) COIR FIBER BAFFLES POROUS BAFFLES IN A SEDIMENT BASIN. THE FLOW IS DISTRIBUTED EVENLY STORAGE VOLUME FOR THE NEXT RAIN AND TO REDUCE PRESSURE ON THE i��S�t`p �,P��`
ACCESS TO HOOPER RD ALONG THE EXISTING HAUL ROAD. ACROSS THE BASIN TO REDUCE FLOW RATES AND TURBULENCE, RESULTING BAFFLES. TAKE CARE TO AVOID DAMAGING THE BAFFLES DURING CLEANOUT. �i�01 H K.8 %
8. MINE OPERATOR SHALL USE A WATER TRUCK TO CONTROL DUST ALONG THE HAUL S BASINS AT DRAINAGE OUTLETS WITH A IN GREATER SEDIMENT RETENTION. SEDIMENT DEPTH SHOULD NEVER EXCEED HALF THE DESIGNED STORAGE DEPTH. ���������
ROAD AS NECESSARY. SPACING OF 1/4 THE BASIN LENGTH. TWO (2)
R THE MINE WILL BE LEGALLY SUBDIVIDED WITH ITS OWN UNIQUE TAX PARCEL NUMBER. COIR FIBER BAFFLES CAN BE INSTALLED IN AFTER THE CONTRIBUTING DRAINAGE AREA HAS BEEN PROPERLY STABILIZED, REMOVE
9. THE BASINS LESS THAN 20 FT, IN LENGTH TYPICAL SKIMMER SEDIMENT BASIN & POROUS BAFFLE DETAIL ALL BAFFLE MATERIALS AND UNSTABLE SEDIMENT DEPOSITS, BRING THE AREA TO
WITH A SPACING OF 1/3 THE BASIN LENGTH. GRADE, AND STABILIZE IT.
FIGURE 6.65b COIR FIBER BAFFLE DETAIL NTS CROSS SECTION OF A POROUS BAFFLE IN NOTE: SEE PLAN FOR BAFFLE LOCATIONS. m3
A SEDIMENT BASIN.

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