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NOTE: EXISTING FARM ROAD CROWNS TO EACH SWALE
ALONG FARM ROAD SIDES.
22080
DES. JKB
CKD. JPN
NOTES: DRWN. EDB
1. MINING TO COMMENCE ON AN AS NEEDED BASIS.
2. RECLAMATION IS REQUIRED PRIOR TO MINE CLOSE OUT. DATE 03/06/24
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.
0 MEET UDO REQUIREMENTS,
BUFFERS SHALL BE NATURAL VEGETATION SUPPLEMENTED WITH PLANTINGS AS
NECESSARY `,``��N C
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6. ALL REQUIREMENTS OF SECTION 5.3.7.G.VF THE LIDO SHALL BE MET.
7. A 3OFT ACCESS EASEMENT SHALL BE PROVIDED FOR ALL MINES TO ALLOW : O •p •�L
ACCESS TO WHITEVILLE RD ALONG THE EXISTING HAUL ROAD. 9:7
8. MINE OPERATOR SHALL USE A WATER TRUCK TO CONTROL DUST ALONG THE HAUL E A L
ROAD AS NECESSARY. = 041Tr2Q
9. THE MINE WILL BE LEGALLY SUBDIVIDED WITH ITS OWN UNIQUE TAX PARCEL NUMBER. v • NGe.Q Q
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1. MINING TO COMMENCE ON AN AS NEEDED BASIS. I
2. RECLAMATION IS REQUIRED PRIOR TO MINE CLOSE OUT. 0 A"UNE
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 UDO REQUIREMENTS. \ !�
6. ALL REQUIREMENTS OF SECTION 5.3.7.G.VF THE UDO SHALL BE MET. \\ �j\ '
7. A 30FT ACCESS EASEMENT SHALL BE PROVIDED FOR ALL MINES TO ALLOW \
ACCESS TO WHITEVILLE RD ALONG THE EXISTING HAUL ROAD. \ Licence#C-3641
8. MINE OPERATOR SHALL USE A WATER TRUCK TO CONTROL DUST ALONG THE HAUL \\ \\
ROAD AS NECESSARY. /�/1oQo\ I LL v
9. THE MINE WILL BE LEGALLY SUBDIVIDED WITH ITS OWN UNIQUE TAX PARCEL NUMBER. \
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ACREAGE PROPERTY # 093644 \
RACCOON SILVA LLC & ETAL
CAMPBEPARCEL 1 0200001, 10200005 ZONING: GLOBAL LLC
L J ZONING: GU GENERAL USE
DATE 03/06/24
VACANT RURAL RESIDENTIAL \
TOTAL PERMIT AREA 44.55 \ j NOTES: is soy
EXISTING WETLANDS 0 \ I 1. THE EXCAVATION AREAS SHALL BE RECLAIMED AS FRESHWATER LAKES WITH MINIMUM SIDE SLOPES
\ \ I OF 3 TO 1 AND BE VEGETATED WITH PERMANENT GROUND COVER. THIS IS PART OF THE NORTH `
DISTURBED WETLANDS 0 \ CAROUNA MINE PERMIT. .`� Q' • �/ �'.
UNDISTURBED WETLANDS 0 \\ i ' 2. ANY EXCAVATION AREA LOCATED IN A 100 YEAR FLOOD PLAIN WILL POSITIVELY IMPACT THE '1'•�.y7
FLOODPLAIN BY CREATING MORE FLOOD STORAGE CAPACITY THAN CURRENTLY EXISTS ON THE = S E A L
PROPERTY. THERE WILL BE NO INCREASE IN EXISTING GROUND ELEVATION, ONLY A DECREASE. 16 ;
CATEGORY ACREAGE \\ \ I 3. THERE ARE NO WETLANDS WITHIN THE PROJECT PROPERTY. NO WETLANDS TO BE DISTURBED. 04
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MINE EXCAVATION 30.45 �� �, � .`gyp NGINE.-•P���•`
PROCESSING AREA/HAUL ROADS 1.33 \ ---- -- -- -- ----- 'ii��FpH
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TAILINGS/SEDIMENT PONDS/DEWATERING BASIN 0.4 -- --
STOCKPILES 0 \\� SCALE : 1 200'
WASTE PILES 0 \
BUFFER AREA / BUFFER AREA 12.37
TOTAL AREA TO BE PERMITTED 44.55 0 �00 400 600
1 PARCEL: 11600008 I
1 KING WESLEY E JR
* TOTAL AREA INCLUDES HAUL ROAD EASEMENT AREA* II Z°ORESTRYR
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FABRIC U _ I I—I I—I I Licence#C-3641
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SECTION A-A 6'-0" TYPICAL
DES. JKB
SINGLE FIBERGLASS CKD. JPN
LEGEND CONSTRUCTION SEQUENCE: STONE CHECK DAM ROVING CHANNEL LINER DRNM. EDB
1 , INSTALL GRAVEL CONSTRUCTION ENTRANCE NTS TEMPORARY DIVERSION SWALE
PROPERTY LINE
2. INSTALL TEMPORARY SILT FENCE — IF REQUIRED STONE CHECK DAM MAINTENANCE: NTS DATE 03/06/24
3. BEGIN CLEARING & GRUBBING INSPECT CHECK DAMS AND CHANNELS AT LEAST WEEKLY ANS �1188�
MPB MPB MINE PERMIT BOUNDARY 4. EXCAVATE DIVERSION DITCHES TO CHANNEL FLOW TO SEDIMENT BASIN AFTER EACH SIGNIFICANT (1/2 INCH OR GREATER) RAINFALL �.�` A R 1�
5. CONTINUE CONSTRUCTION EVENT AND REPAIR IMMEDIATELY. CLEAN OUT SEDIMENT, STRAW, " '•
LDE LDE LIMITS OF EXCAVATION 6. STABILIZE & SEED DISTURBED AREAS LIMBS, OR OTHER DEBRIS THAT COULD CLOG THE CHANNEL z
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1. MINING TO COMMENCE ON AN AS NEEDED BASIS. THE DAM. CORRECT ALL DAMAGE IMMEDIATELY. IF SIGNIFICANT �0'•.h �
2. RECLAMATION IS REQUIRED PRIOR TO MINE CLOSE OUT. EROSION OCCURS BETWEEN DAMS, ADDITIONAL MEASURES CAN SF''•••••''� P ��
. _ . . . _ - 3. NO PERMANENT STRUCTURES OR PERMANENT EMPLOYEES ARE PROPOSED ON SITE. BE TAKEN SUCH AS, INSTALLING A PROTECTIVE RIPRAP LINER
• . • • • . . • • . • . . • . • • • • • . • • . • 4. THE HOURS OF OPERATION WILL BE MONDAY THRU FRIDAY FROM 7:30 AM TO 5:00 PM. IN THAT CHANNEL.
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SCALE :NECESSARY TO MEET UDO REQUIREMENTS. 1 i „ - i 1 0 0'
• ' 6. ALL REQUIREMENTS OF SECTION 5.3.7.G.VF THE LIDO SHALL BE MET.
REMOVE SEDIMENT ACCUMULATED BEHIND THE DAMS AS
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, 0 100 200 300
8. MINE OPERATOR SHALL USE A WATER TRUCK TO CONTROL DUST ALONG THE HAUL AND PREVENT LARGE FLOWS FROM CARRYING SEDIMENT OVER A
UNDISTURBED BUFFER ROAD AS NECESSARY. THE DAM. ADD STONES TO DAMS AS NEEDED TO MAINTAIN Cl 9. THE MINE WILL BE LEGALLY SUBDIVIDED WITH ITS OWN UNIQUE TAX PARCEL NUMBER. DESIGN HEIGHT AND CROSS SECTION.

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TEMPORARY LIMBS, OR OTHER DEBRIS THAT COULD CLOG THE CHANNEL
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V I \ ANTICIPATE SUBMERGENCE AND DEPOSITION ABOVE THE CHECK �
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4. EXCAVATE DIVERSION DITCHES TO CHANNEL FLOW TO SEDIMENT BASIN Q U z ��
5. CONTINUE CONSTRUCTION P4 Z Z m
6. STABILIZE & SEED DISTURBED AREAS O C7 O o^
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1. MINING TO COMMENCE ON AN AS NEEDED BASIS.
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W 3. NO PERMANENT STRUCTURES OR PERMANENT EMPLOYEE'S ARE PROPOSED ON SITE. N
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.
7. A 30FT ACCESS EASEMENT SHALL BE PROVIDED FOR ALL MINES TO ALLOW
ACCESS TO WHITEVILLE RD ALONG THE EXISTING HAUL ROAD,
8. 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.
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Licence#C-3641
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DES. JKB
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UNDISTURBED BUFFER
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PROPERTY # 093644 \
RACCOON SILVA LLC & ETAL
CAMPBELL GLOBAL LLC \
ZONING: GU GENERAL USE
DATE 03 06 24
VACANT RURAL RESIDENTIAL
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TEMPORARY/PERMANENT SKIMMER BASIN CONSTRUCTION SPECIFICATION SITE WORK NOTES: m
m
6' W/ E.S. FABRIC GRASS SPECIFICATION 1. THE CONTRACTOR SHALL VISIT THE SITE TO BECOME FAMILIAR WITH FIELD
8' W/ WIRE MESH 1. CLEAR„ GRUB, AND STRIP THE AREA UNDER THE EMBANKMENT OF ALL VEGETATION CONSTRUCTION CONDITIONS.
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 2. CONTRACTOR SHALL COORDINATE WORK WITHIN OF WAYS WITH PROPER AUTHORITIES AND SHALL MEET ANYNCD
A AND LOCAL RIGHT
ADVERSE SOIL CONDITIONS. SKIMMER NOTE: MATTER AND STOCKPILE OR DISPOSE OF IT PROPERLY. HAUL ALL OBJECTIONABLE NY REQUIREMENTS
WIRE MESH FOR STANDARD FABRIC 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
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.
MIN. 14 GA. o Q �c� VENT OPENING FOR OTHERWISE NOTED TO REMAIN, STUMPS, ROOTS, SHRUBBERY, ASPHALT,
6x6 MESH FOR I �w- FILTER FABRIC SMOOTH AND UNIFORM. CONTRACTOR SHALL VERIFY THAT 2. ENSURE THAT FILL MATERIAL FOR THE EMBANKMENT IS FREE OF ROOTS, WOODY
cv _ J m WATER ENTRY CONCRETE, STRUCTURES, BURIED UTILITIES, STORAGE TANKS, ETC. WITHIN z
STANDARD FABRIC �N 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 J
IT: 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 �
DIRECTION OF WATER FLOW PHOSPHOROUS: 20 LBS PER 1000 S.F. SPILLWAY ELEVATION. EMBANKMENT 6 INCHES TO ALLOW FOR SETTLEMENT. 4. STRIPPING: BEFORE EXCAVATING OR FILLING, REMOVE ALL TOPSOIL,
WOOD, LEAVES, AND ANY OTHER UNSUITABLE MATERIAL.
--; 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 V)
ANCHOR FABRIC SKIRT 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 u cn Z
o MIN. 8" DEEP & 4" WIDE. PREPARED 4-6 INCHES DEEP. OR PROVIDING A LOW SUPPORT UNDER THE SKIMMER OF STONE OR TIMBER. ELEVATIONS WITH A CLEAN SELECT-FILL COMPACTED A'S SPECIFIED. w O ~
z 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 Ul N 2 - 3 LBS PER 1000 S.F. (SEE MIXTURE BELOW) OPENING FOR WATER ENTRY 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. SUCH AS SAND, GRAVEL, OR CRUSHED STONE AS BACKFILL AROUND THE PIPE. APPLICABLE LOCAL AND STATE CODES. LJ
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
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 FLOAT ADJACENT EMBANKMENT. CARE MUST BE TAKEN NOT TO RAISE THE PIPE FROM THE
8. ASPHALT FOR ANCHORING MULCH SHALL BE TYPE SS-1 EMULSION AND FLEXIBLE JOINT FIRM CON!ACT WITH ITS FOUNDATION WHEN COMPACTING UNDER THE PIPE HAUNCHES. ASSOCIATED WITH BORROW OPERATIONS. z 01. SYN. FENCE FABRIC SHALL BE MIN. OF 30" IN WIDTH 8. FILL AND COMPACTION: AFTER STRIPPING THOSE AREAS DESIGNATED TO N
APPLIED AT A RATE OF 1000 GAL. PER ACRE FOR SLOPE STABILIZATION,
WITH 30 LB/IN TENSILE STRENGTH FOR STANDARD FABRIC BARREL PIPE RECEIVE FILL SHOULD BE PROOFROLLED. THE TOP 8" OF SUBGRADE SHALL w
AND 150 GAL. PER TON OF STRAW FOR ANCHORING STRAW. PLACE A MINIMUM DEPTH OF 2 FEET OF COMPACTED BACKFILL OVER THE PIPE
AND 50 LB/IN FOR EXTRA STRENGTH. 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
2. FABRIC SHALL BE CONTINUOUS LENGTH. IF JOINTS ARE SPILLWAY BEFORE CROSSING IT WITH CONSTRUCTION EQUIPMENT. IN NO CASE o N
WITHIN THE PLANTING SEASON, IF POSSIBLE. IF GRASS STAND SHOULD BE MOISTURE CONTENT. ANY AREA WHICH PUMPS OR RUTS EXCESSIVELY
NECESSARY, LAP FABRIC POST TO POST. OVER 60% DAMAGED, REESTABLISH FOLLOWING ORIGINAL LIME, FERTILIZER SHOULD THE PIPE CONDUIT BE INSTALLED BY CUTTING A TRENCH THROUGH THE DAM SHOULD BE UNDERCUT AND REPLACED WITH A CLEAN, SILTY OR CLAYEY O
AFTER THE EMBANKMENT IS COMPLETE. O
3. STEEL POST SHALL BE MIN 4' IN HEIGHT AND BE OF THE AND SEEDING RATES. SAND HAVING A UNIFIED SOIL CLASSIFICATION OF SP, SM, OR SC. FILL Z
5. ASSEMBLE THE SKIMMER FOLLOWING THE MANUFACTURER INSTRUCTIONS, OR
SELF-FASTENER STEEL ANGLE TYPE. 10. CONSULT CONSERVATION INSPECTOR ON MAINTENANCE, TREATMENT, AND MATERIAL 5" OUTSIDE OF BUILDING AREAS SHALL THEN BE PLACED IN OJ
AS DESIGNED,
11. FEEDILIFORION AFTER
EARY AND PERMANENT COVER
IS ESTABLISHED.
S ATBLISHEDSHALL BE: CONNECT 0 OUTLET LAYERS NOT TO EXCEED 8" AND COMPACTED TO AT LEAST 95% OF THE
TEMPORARY SILT FENCE 6. LAY THE ASSEMBLED SKIMMER ON THE BOTTOM OF THE BASIN WITH THE STANDARD PROCTOR MAXIMUM DRY DENSITY (ASTM D-698) WITH THE
20% CARPET GRASS PIPE OR RISER. FLEXIBLE JOINT AT THE INLET OF THE BARREL PIPE. ATTACH THE FLEXIBLE JOINT TO THE BARREL PIPE AND POSITION THE SKIMMER OVER THE EXCAVATED PIT OR UPPER 12 INCHES OF SUBGRADE BEING COMPACTED TO 98% OF THE W
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 SIDE OF THE BASIN. THIS WILL BE USED TO PULL THE SKIMMER TO THE SIDE FOR BUILDING AREAS TO A LINE OUTSIDE THE BUILDING AREAS SHALL BE
2UD ANNUAL RYE GRAIN CC O
*BERMUDA SEED SHALL BE HULLED FOR WARM WEATHER MAINTENANCE. PLACED IN LAYERS NOT TO EXCEED 8" AND COMPACTED TO AT LEAST 98% G
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 V
DESIGN NVIDTH, AND ENTRANCE AND EXIT CHANNEL SLOPES ARE CRITICAL TO THE LAYERS TO 100% OF THE STANDARD PROCTOR MAXIMUM DRY DENSITY. IN Z
ALL DISTURBED AREA SHALL BE SEEDED WITHIN S DAYS SE THE COMPLETION OF STANDARD SKIMMER DETAIL (FAIRCLOTH) WITSUCHESSFUL LAMINATEDOPERATION
PLASTIC OR IMPERMEABLE GEOTEXTILEY. THE LWAY FABRIC.SHOULD
FABRIC MUSTLINED
BE NC H S OF FIN-PLACE STRUCTURAL
SUBGRADE FILL
SHOULDOBEECOMP COMPACTED PLACED
TO AT LEAST 98%
12
GRADING. CONSULT CONSERVATION ENGINEER A SOIL CONSERVATION SERVICE FOR WIDE AND LONG ENOUGH TO COVER THE BOTTOM AND SIDES AND EXTEND ONTO THE OF THE STANDARD PROCTOR MAXIMUM DRY DENSITY. IF THE MATERIAL ISDENUD V
ADDITIONAL INFORMATION CONCERNING OTHER ALTERNATIVES FOR VEGETATION OF N.T.S.
UNDERELLOCALAS. THE CONDITIONS�OTHEVE R SEEDINGETATION RSCHEDULES MAY BTES ARE THOSE EICH DO POSSIBLE.WELL 8�NCH STAPLP OF 'THE ES FOR OR PINS. THE FG IN A ABRICABRIC MUST H. THE BE E LONG DGES MAY BE SECURED ENOUGH TO EXTEND DOWN WETOTEDRY
D INTOACCORDANCE WITH THE
CO PACTION DENSITY
REQU REQUIREMENTS. IF THE MATEBE Cn RIAL O N
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 (n Z
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
in M
THE SPILLWAY, MULTIPLE SECTIONS, SPANNING THE COMPLETE WIDTH, MAY BE USED. A MANNER THAT THE SURFACE WILL DRAIN READILY AT ALL TIMES. SEE W
NPDES STABILIZATION TIMEFRAMES THE UPPER SECTION(S) SHOULD OVERLAP THE LOWER SECTION(S) SO THAT WATER STRUCTURAL NOTES AND SOILS REPORT FOR ADDITIONAL REQUIREMENTS.
TOP TOP CANNOT IFLOW UNDER THE FABRIC. SECURE THE UPPER EDGE AND SIDES OF THE 9• LAYOUT: THE CONTRACTOR SHALL PROVIDE ALL LAYOUT REQUIRED TO IO m m
SITE AREA DESCRIPTION STABILIZATION TIMEFRAME EXCEPTIONS - FABRIC IN A TRENCH WITH STAPLES OR PINS. (ADAPTED FROM "A MANUAL FOR CONSTRUCT HIS WORK.
DESIGNING, INSTALLING AND MAINTAINING SKIMMER SEDIMENT BASINS." FEBRUARY, 10. THE CONTRACTOR IS RESPONSIBLE FOR THE LOCATION AND PROTECTION
PERIMETER DIKES, SWALES, DITCHES AND SLOPES 7 DAYS NONE OF EXISTING UTILITIES DURING CONSTRUCTION.
_ BOTTOM 1999. 1. W. FAIRCLOTH & SON.).
11. EXISTING BOUNDARY INFORMATION BY GIS & AERIAL PHOTOGRAPHY AND
1� 8, INLETS-DISCHARGE WATER INTO THE BASIN IN A MANNER TO PREVENT EROSION.
J� HIGH QUALITY WATER (HOW) ZONES 7 DAYS NONE 3 I I 3 USE TEMPORARY SLOPE DRAINS OR DIVERSIONS WITH OUTLET PROTECTION TO DIVERT PROVIDED BY OWNER.
Q S 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 13. THE CONTRACTOR SHALL VERIFY DIMENSIONS AT COORDINATION
U
0' SLOPES STEEPER THAN 3:1 7 DAYS 13. THE CONTRACTOR IS RESPONSIBLE FOR THE COORDINATION OF ''�
STEEPER THAN 2:1 14 DAYS ARE ALLOWED ( RELOCATION OR DISCONNECTION OF ALL EXISTING UTILITIES WITH
TRAP EFFICIENCY REFERENCES: RUNOFF CONTROL MEASURES AND OUTLET a
O SLOPES 3:1 OR FLATTER 14 DAYS 7 DAYS FOR SLOPES GREATER THAN 50' IN LENGTH PROTECTION. APPLICABLE AGENCIES AND AUTHORITIES. uu Q
ALL OTHER AREAS WITH SLOPES FLATTER THAN 4:1 14 DAYS NONE, EXCEPT FOR PERIMETERS AND HOW ZONES SEDIMENT BASIN SECTION 9. EROSION CONTROL-CONSTRUCT THE STRUCTURE SO THAT THE DISTURBED AREA 14. ALL PAVEMENT AND BASE MATERIALS AND WORKMANSHIP SHALL
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.
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 W
RESPONSIBILITY. PLANS DO NOT REPRESENT A BALANCED EARTHWORK
PRINCIPAL SPILLWAY IMMEDIATELY AFTER CONSTRUCTION (REFERENCES: SURFACE CONDITION. d ,� N
STABILIZATION). F- p
6" MIN. CLASS A STONE 10. INSTALL POROUS BAFFLES AS SPECIFIED IN PRACTICE 6.65, POROUS BAFFLES. Z `~ N
GENERAL NOTES:� 11, AFTER ALL THE SEDIMENT-PRODUCING AREAS HAVE BEEN PERMANENTLY EROSION CONTROL NOTES AND MAINTENANCE PLAN
_ STABILIZED, REMOVE THE STRUCTURE AND ALL THE UNSTABLE SEDIMENT. V_ O Z
2 3 DETERMINE BORROW PIT DEWATERING BASIN SIZE USING 1. ALL EROSION AND SEDIMENT CONTROL MEASURES WILL BE CHECKED FOR (� �
COARSE AGGREGATE ` * * a SMOOTH THE AREA TO BLEND WITH THE ADJOINING AREAS AND STABILIZE PROPERLY STABILITY AND OPERATION FOLLOWING EVERY RUNOFF-PRODUCING RAINFALL, "'�
�r V = 8.0203 Q T, WHERE V IS VOLUME (FT) Q IS FILTRATION REFERENCES: SURFACE STABILIZATION �- �+
GEOTEXTILE ( )' BUT IN NO CASE, LESS THAN ONCE EVERY WEEK AND( WITHIN 24 HOURS OF
PUMP FLOW RATE (GPM), AND T IS DEWATERING TIME (HR). Q
EVERY HALF-INCH RAINFALL.
USE MAXIMUM FLOW RATE OF 1000 GPM AND A MINIMUM
DEWATERING TIME 2 OF 1 MAINTENANCE 2. ALL POINTS OF EGRESS WILL HAVE CONSTRUCTION ENTRANCES THAT WILL
BE PERIODICALLY TOP-DRESSED WITH AN ADDITIONAL 2 INCHES OF #4 STONE
TEMPORARY GRAVEL RISER SHALL BE ANON-PERFORATED, SMOOTH OR CORRUGATED %- % %, f� STONE ENERGY INSPECT SKIMMER SEDIMENT BASINS AT LEAST WEEKLY AND AFTER EACH SIGNIFICANT TO MAINTAIN PROPER DEPTH. THEY WILL BE MAINTAINED IN A CONDITION TO
MATERIAL WITH A FLASHBOARD OPTION. /�//y/yN/ j STEEL POST DISSIPATOR (ONE-HALF INCH OR GREATER) RAINFALL EVENT AND REPAIR IMMEDIATELY. PREVENT MUD OR SEDIMENT FROM LEAVING THE SITE. IMMEDIATELY REMOVE
CONSTRUCTION ENTRANCE y!y�� , !/ j% REMOVE SEDIMENT AND RESTORE THE BASIN TO ITS ORIGINAL DIMENSIONS WHEN OBJECTIONABLE MATERIAL SPILLED WASHED OR TRACKED ONTO THE
CONSTRUCT THE COIR FIBER BAFFLE IN ACCORDANCE WITH ROADWAY/ iy SEDIMENT ACCUMULATES TO ONE-HALF THE HEIGHT OF THE FIRST BAFFLE. PULL CONSTRUCTION ENTRANCE OR ROADWAYS.
NTS STANDARD DRAWING 1640.01 AND WITH MATERIAL THAT MEETS THE THE SKIMMER TO ONE SIDE 80 THAT THE SEDIMENT UNDERNEATH IT CAN BE 3. DIVERSION DITCHES WILL BE CLEANED OUT IMMEDIATELY TO REMOVE
SPECIFICATIONS OF ROADWAY STANDARD 1060-14. EXCAVATED. EXCAVATE THE SEDIMENT FROM THE ENTIRE BASIN, NOT JUST AROUND SEDIMENT OR OBSTRUCTIONS FROM THE FLOW AREA. THE DIVERSION RIDGES
THE SKIMMER OR THE FIRST CELL. MAKE SURE VEGETATION GROWING IN THE BOTTOM WILL ALSO BE REPAIRED. SWALES MUST BE TEMPORARILY STABILIZED WITHIN
i/.
f,
_ ;; iy/�i/i% r�;- I DOES NOT HOLD DOWN THE SKIMMER. 21 CALENDAR DAYS OF CEASE OF ANY PHASE OF ACTIVITY ASSOCIATED WITH A
PROVIDE 5' STEEL POST OF THE SELF FASTENER ANGLE STEEL TYPE. ,i�i�//���// � OF THE BASIN 0
INSTALL STEEL POSTS WITH NO MORE THAN 3' OF THE POST APPEARING i%;%, �% SWALE.
ABOVE THE GROUND. „ p REPAIR 1fHE BAFFLES IF THEY ARE DAMAGED. RE-ANCHOR THE BAFFLES IF WATER 4. SEDIMENT WILL BE REMOVED FROM BEHIND THE SEDIMENT FENCE WHEN
1/4 L IS FLOWIING 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 %�% �' NECESSARY TO MAINTAIN A BARRIER. STAKES MUST BE STEEL. STAKE
OTHER ACCEPTABLE MEANS AND STAPLED INTO THE BOTTOM AND SIDE r/ �//� "--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, NN o
�/
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 Cj
DISLODGE THE DEBRIS AND RESTORE FLOW. IF THIS DOES NOT WORK, PULL THE STANDARD STRENGTH FABRIC AND WIRE BACKING ARE USED. IF ROCK FILTERS 9 r-
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 ` U N
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 Z o
DEBRIS. DRAINS AS DESIGNED OR IS DAMAGED. U
USE THE TYPICAL SECTION SHOWN FOR THE BORROW PIT DEWATERING 5. ALL SEEDED AREAS WILL BE FERTILIZED, RESEEDED AS NECESSARY, AND �I W
BASIN AS A GUIDE. THE BASIN MAY HAVE ANY TYPE CONFIGURATION AS LEARTH DIKE IF THE SKIMMER ARM OR BARREL PIPE 1S CLOGGED, THE ORIFICE CAN BE REMOVED MULCHED, ACCORDING TO SPECIFICATIONS IN THE VEGETATIVE PLAN, TO W Z
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 a O
FOR ANON-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 x
WITHIN 15 WORKING DAYS. : WATER QUALITY REQUIRES ALL SEEDED AREAS W a 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
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
TOP BANK ELEV. V)
VARIES FROM 28' TO 24' EMBANKMENT, SPILLWAYS, AND OUTLET FOR EROSION DAMAGE, AND INSPECT THE VEGETATIVE COVER, ALL PERIMETER DIKES, SWALES, HORIZONTAL TO 'DITCHES, 1--+
THE BORROW PIT DEWATERING BASIN SIZE IS VARIABLE AND DEPENDENT a EMBANKMENT FOR PIPING AND SETTLEMENT. MAKE ALL NECESSARY REPAIRS PERIMETER SLOPES, ALL SLOPES STEEPER THAN 3 VERTICAL (3:1) AND ALL N
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
1 OPERATIONS. � �1.0'f -�{ �1.0'f POOL AREAS. PERMANENT STABILIZATION WITH GROUND COVER AS SOON AS PRACTICABLE BUT NMI
I
MINE RECLAMATION 1� -\FINAL NORMAL WATER ELEVATION 12 IN ANY EVENT WITHIN SEVEN (7) CALENDAR DAYS FROM THE LAST W
SUBMIT THE SIZE, LOCATION AND RISER PIPE MATERIAL FOR APPROVAL FREEZING WEATHER CAN RESULT IN ICE FORMING IN THE BASIN. SOME SPECIAL LAND-DISTURBING ACTIVITY. ALL OTHER DISTURBED AREAS SHALL BE PROVIDED r h
BACKSLOPE 3 1 \.J N
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
DEPTH = 25' PLUGGING WITH ICE. PRACTICABLE BUT IN ANY EVENT WITHIN FOURTEEN 14 CALENDAR DAYS FROM
PUMP THE EFFLUENT INTO THE BORROW PIT DEWATERING BASIN TO A ( )
1� THE LAST LAND-DISTURBING ACTIVITY.
MAXIMUM DEPTH OF 6 IN. BELOW TOP OF THE EARTH DIKE. xx UNCLASSIFIED
2 BOTTOM ELEV. VARIES Q EARTH MATERIAL STEEL POSTS ANTI-SEEP 6. FLOCCULANTS WILL BE USED TO ADDRESS TURBIDITY ISSUES. THE
r i COLLAR PUMPS, TANKS, HOSES AND INJECT SYSTEMS WILL BE CHECKED FOR
PROVIDE A STONE ENERGY DISSIPATER PAD AT THE OUTLET OF THE N m
PUMP DISCHARGE HOSE AND OUTLET OF THE RISER BARREL IN PROBLEMS OR TURBID DISCHARGES DAILY. Ln
ACCORDANCE WITH ROADWAY STANDARD DRAWING 876.02 FOR OUTLET VARIABLE v
MINE SLOPE & RECLAMATION CROSS SECTION W/O DITCH. BCOIRAFFLEILTER g4 z H Z
TYPICAL SECTION VIEW Z
NTS BAFFLE CONSTRUCTION SPECIFICATION z
NOTES: 1. GRADE THE BASIN SO 94 O Z W
1. DEPTH OF MINE WILL BE DICTATED BY 'SUITABLE MATERIAL. SECOND CHAMBER OUTLET ZONE THAT THE BOTTOM IS LEVEL FRONT TO BACK AND SIDE z
2. AT RECLAMATION ALL BANKS ABOVE NORMAL WATER WILL BE BORROW PIT DEWATERING BASIN DETAIL FIRST CHAMBER TO SIDE. O Z
INLET ZONE 2�% OF SURFACE 25% OF SURFACE AREA cV O
25% OF SURFACE a
SLOPED & GRADED AT 4:1 & STABILIZED 'WITH GRASSING. 25% OF SURFACE AREA ~
AREA AREA 2. INSTALL POSTS OR SAW HORSES ACROSS THE WIDTH OF THE SEDIMENT TRAP N P.
(PRACTICE 6.62, SEDIMENT FENCE). z
3. STEEL POSTS SHOULD BE DRIVEN TO A DEPTH OF 24 INCHES, SPACED A
MIN. 2c0' 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.
COMPACTED SOIL BASIN SIDE OR INSTALL OUTLET STRUCTURE 4. INSTALL AT LEAST THREE ROWS OF BAFFLES BETWEEN THE INLET AND OUTLET
ROADWAY T-POST TO ANCHOR SEE DETAIL DISCHARGE POINT. BASINS LESS THAN 20 FEET IN LENGTH MAY USE 2 BAFFLES.
BAFFLE TO SIDE OF
DRAPE BAFFLE MATERIAL OVER WIRE BASIN AND SECURE TO SD PIPE CONTINUES
STRAND AND SECURE WITH PLASTIC TIES VERTICAL POST INFLOW TO OUTLET LOCATION 5, WHEN USING POSTS, ADD A SUPPORT WIRE OR ROPE ACROSS THE TOP OF THE
STRUCTURE CD > C° Licence#C-3641
D D D MEASURE TO PREVENT SAGGING.
AT POSTS AND ON WIRE EVERY 12" f- 4' MAX. � � 2208�
F- r- r-
m m m 6. WRAP POROUS MATERIAL, LIKE JUTE BACKED BY COIR MATERIAL, OVER A
HAUL ROAD SECTION SAWHORSE OR THE TOP WIRE. HAMMER REBAR INTO THE SAWHORSE LEGS FOR
RIPRAANCHORING. THE FABRIC SHOULD HAVE FIVE TO TEN PERCENT OPENINGS IN THE
NTS 9 GAUGE MIN. HIGH 3' MIN. =I VARIABLE DEPTH SLOPE R WEAVE. ATTACH FABRIC TO A ROPE AND A SUPPORT STRUCTURE WITH ZIP TIES, DES JKB
TENSION WIRE STRAND = SLOPE DRAIN WIRE, OR STAPLES. CKD. JPN
SHALL T SECURED SECURE BOTTOM OF BAFFLE TO 7. THE BOTTOM AND SIDES OF THE FABRIC SHOULD BE ANCHORED IN A TRENCH DRWN. EDB
TO POST TO SUPPORT _ _ __ _ I GROUND WITH 12" STAPLES AT EARTHEN EMBANKMENT OR PINNED WITH 8-INCH EROSION CONTROL MATTING STAPLES.
BAFFLE MATERIAL WITH STABILIZED SIDE SKIMMER SEE DETAIL DATE 03/06/24
BAFFLE MATERIAL 12" MAXIMUM SPACING
SLOPES CONNECT SKIMMER TO 8. DO NOT SPLICE THE FABRIC, BUT USE A CONTINUOUS PIECE ACROSS THE BASIN.
BAFFLE MATERIAL OUTLET ORIFICE.
REMOVE SKIMMER AND MAINTENANCE � 101 soft
RETURN BASIN AND ����N R
NOTES: * IF THE TEMPORARY SEDIMENT OUTLET STRUCTURE TO `�,
1. MINING TO COMMENCE ON AN AS NEEDED BASIS. BASIN WILL BE CONVERTED TO A 11 GAUGE INSPECT BAFFLES AT LEAST ONCE A WEEK AND AFTER EACH RAINFALL. MAKE ANY Q S/ .• ��
2. RECLAMATION IS REQUIRED PRIOR TO MINE CLOSE OUT. PERMANENT STORMWATER BASIN LANDSCAPING STORMWATER DESIGN �,..�L
REQUIRED REPAIRS IMMEDIATELY. .tttlrrr°"'1.
3. NO PERMANENT STRUCTURES OR PERMANENT EMPLOYEES ARE PROPOSED ON SITE. OF GREATER DEPTH, THE BAFFLE STAPLE EMERGENCY CONDITIONS
4. THE HOURS OF OPERATION WILL BE MONDAY THRU FRIDAY FROM 7:30 AM TO 5:00 PM. HEIGHT SHOULD BE BASED ON _ _ _ SPILLWAY CONSTRUCTION BE SURE TO MAINTAIN ACCESS TO THE BAFFLES. SHOULD THE FABRIC OF A BAFFLE Q SEAL
5. BUFFERS SHALL BE NATURAL VEGETATION SUPPLEMENTED WITH PLANTINGS AS THE POOL DEPTH DURING USE AS _ COMPLETION. COLLAPSE, TEAR, DECOMPOSE, OR BECOME INEFFECTIVE, REPLACE IT PROMPTLY. � 0416 0
NECESSARY TO MEET UDO REQUIREMENTS. A TEMPORARY SEDIMENT BASIN. III=III= I I I III=III=I _ 1� L
6. ALL REQUIREMENTS OF SECTION 5.3.7.G.VF THE UDO SHALL BE MET. REMOVE SEDIMENT DEPOSITS WHEN IT REACHES HALF FULL TO PROVIDE ADEQUATE vp�'�.NGINE��' 4.�
POROUS BAFFLES IN A SEDIMENT BASIN. THE FLOW IS DISTRIBUTED EVENLY STORAGE VOLUME FOR THE NEXT RAIN AND TO REDUCE PRESSURE ON THE
ACCESS TO HOOPER RD ALONG THE EXISTING HAUL (ROAD. IN BASINS AT DRAINAGEE OUTLETS WITH A �f��I„7. A 30FT ACCESS EASEMENT SHALL PROVIDED F(OR ALL MINES TO ALLOW NOTE: INSTALL THREE FIBER BAFFLES ACROSS THE BASIN TO REDUCE FLOW RATES AND TURBULENCE, RESULTING BAFFLES. TAKE CARE TO AVOID DAMAGING THE BAFFLES DURING CLEANOUT. off K.
8. MINE OPERATOR SHALL USE A WATER TRUCK TO CONTROL DUST ALONG THE HAUL SPACING OF 1/4 THE BASIN LENGTH. TWO (2) IN GREATER SEDIMENT RETENTION. SEDIMENT DEPTH SHOULD NEVER EXCEED HALF THE DESIGNED STORAGE DEPTH. ",',`l�
ROAD AS NECESSARY. COIR FIBER BAFFLES CAN BE INSTALLED IN
9. THE MINE WILL BE LEGALLY SUBDIVIDED WITH ITS OWN UNIQUE TAX PARCEL NUMBER. THE BASINS LESS THAN 20 FT. IN LENGTH AFTER THE CONTRIBUTING DRAINAGE AREA HAS BEEN PROPERLY STABILIZED, REMOVE
/ 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 ACROSS SECTION OF A POROUS BAFFLE IN NOTE. SEE PLAN FOR BAFFLE L.00ATIONS. Cl
A SEDIMENT BASIN.