East Alamance Mine Map Modification 24.04.18

\\ \ \ / / / / / /- / ( 1 r /- _�/�/ r`// / - � � � \ ( -\\ - - r / ,_.� -- I. � l\\ ` / / / //
1\�, I ��\\ \I\\\-\ / � / "I ,f / / 1- � / / / / ( (( r/ --�''/ 1 1 1 (d`i// /�/��� \\ �� 1 \ 1)\\ 1 \ L ` ( � rr � �..-.�� -, -5 � J ) (ram, ` l \ 11 `
DEEP CREEK CHURCHRD p �/ / -- / /1 -� �/ / / / \ \i l I \I ` I `f! I TYPICAL BERM CROSS SECTION
Sediment Basin Design Calculations (NCDENR Std. 6.63) r �)I ) I ) ( / - / / / / / / \ ) } - / /, \
---------------------•--------, / J rr / l 1 l / / / / // f / /� I , �/ / / ! - \ \/ \ \ s� t -\ y\ r - y I I
T OF Qr16A1,IFQ Nf / /- F , // I ( ) / / / \ -/ / / / / / / / / // / _ \ �\ \ \lt,� \ \ ( - ' - -/ \\ \ ) I -\ 50' 0 15, 0 50' 0" 20' 0" 50' 0" 15' 0" 50' 0
-------------------------' i ( ( 1 1 / 7� / / 1) 1 / � ,- / \ \ B i"R / - / //• �C /1
?oGF& Bottom Bottom S illwa S illwa Weir To of Berm Settlin .-•-•-------------- ( ( 1 / / // 1 ) ) l\ / llm �l / \ / / / / / /� � ` (� / / / // / /r i (�a� \ \ \ \\ \ `r /�- J - J ` I \�( r/ / n/
w sANDY cross ttD F� Drainage Storage p Y P Y p 9 1 (\ I / / ( ( r - / Y / \ �� �/ , / -"� c \ \ \ \` ( � ./,� / - -- -r \
a �D Structure Area Volume Q25 Length(ft) Width(ft) Depth(ft) Length(ft) Depth(ft) Efficiency(sf) ) I ( \ ) /f I/ / ( \ J / / / / \ / / ( //�/ �_ I // - / / _ \ ] \ \ / � _ _/ 1 /
--------, - � 1 \ ( � ( (/�) I I / / / / / 1 ( ! (_`�/iceateli� \\ 1 J� // /I/1/�/ �� �� f ��/��� f �� - - - � �\=-- - 'r\ -������\ - \� ��T��� - - - '--=- _ - � �r-/ l \ 20
( '� I
Basin Er en 1 iHw�,+ I 1 /, I \ \ / ` / / / - \- - - - - - � - -
sr ocn - - ( \ �a e / ` _ r/, ( ��/ _ - - - _ ,� - L --�-- v � _ _ - - I I / TO PIT
1 l
i'�fiEEE 69Mf. 1 / r i
1 6.00 27,936 29.56 135 65 4 10 6 11,319 ......._....._- _ I - I - I / I I I I) ( ( - /// / / / -///Jl f �r _ - -r /- - - i- - ��-�-� - 7 I f r
� I -��� �_ ��� I�I� I , " ) / I � ) I l�Icxli�� (\ ; ( 1 \_ _ / / - � �/_ - (/�-_ �-- - ` , I I )11 (�/� �P� _?I
2 4.2 15,120 20.69 110 55 4 10 6 8,174 1 - 1 rI .,-•- J 1 Hanovelli \ \ \ \ �_ �i- �� / _ -- - % ) / � l F HIS I I / _ �/ L
' �--r--- I-^-�- \ \`- -=G- L T '�` Jl J _G �I ` Q1 \o ( 21 III I - I III q'l,
LL I�I I-L: \ /T
3 2.50 9,846 12.32 120 25 4 10 6 4,884 f - -' - - - -- -- - - - :; / /1)/ RO� \ ��� �� -r �/ - - 1 _ - - - \` Sohn I Group(1 `/I >> i ) II 11=11 II III II 11=11 II
- - / \ _ ner I �p)h� I T 1-11 11 -ITI III T 1-11 11 -ITI 1-11 11
�r 4 1.2 6,156 5.91 60 30 4 10 6 3,024 . '1 F' \ \ �l Propq le -- ti/ - I I I qW /(` �P II I IIIll _ IIhI11llIIhII _ j
EASTALAMANC UARRY `1Rj• �2' � '' 1 I � \ \ \\\N\I t V I \ `/ uffeY r f a im �'1 - I I - � I � � I -�q
b� rr`1 5 1.30 5,166 6.40 60 25 4 10 6 2,664 ) .I I �/ ( B /� J - - - -
r _ \ \\1 ) /!I / / � 10 - �!/ / \ , <I ( \ III I I�I I I I I�I I I I I- I
cn '/ \
C' 13 056 5 824 +/r. .'.=r " �� = _ ( I G / Jj / // / l \T I \ ( \ ) - - -
6 3.0 14.78 100 40 4 10 6 �)�� I / \ \ \ / / I ) ) / ��� -/ / / / I I \
7 3.4 14,646 16.75 100 45 4 10 6 6,384 = \ \\ I // ./ \ 6 ) / / , / / / r, \ r ) 50'-0
TgME il ' I I I I I I I-I I I I I I I I-I I I I I I I I I I /J ) \ / //// �� / / / / r / > \ / Notes.
\ 1 ) ( / / I I 1 \ 1 Slo es will be tracked durin construction to aid in the establishment of ve etative cover.
S D Es 8 0.9 4,386 4.43 50 25 4 10 6 2,294 'CLASS �`T I� -, • .............. TABL E❑' T� , _\ / \ -/ f )III ` \ ) -/ / /�j -1 ) 'l l ( I ( ) p 9 g
RD �IpSU r -- \ I f / / !- J I / (/ J '/ -/ / / 1\ I 2)All exposed areas will be stabilized following construction
`\'� 5 X� M�Q : f���1 �7 1 �. \ / / ( I r / I / / (I ( \ \ \\ I I - TT r 3)See Seeding Schedule for proper stabilization plantings.
' -----------4 -sE� LLAR / / '/ I ) I r
( / J \ / f )) I I \ I ///( \ \ I I I J 4)All berms will be evaluated for the need of slope drains during stabilization.(NCDEQ ESCDM Std 6 32)
kN c� ;A�TTI�LOATA-FICN EILOCI'L J r I / io' t \ CAl 1
Ck NLE Skimmer Sediment Basin Design Calculations (NCDENR Std. 6.61) Notes �� L 1f J€tifyf; Z J (JJ 1 ) ( I / 1 / ) \ �- \
�� RUN, �i r/ l / / I [ r - / / \ \� ` `\ \_ f \ \ \ 1 ?ram / ) I I ( V S )
,,p RD 1. Seed and place matting for erosion control on interior and exterior sideslopes. / ((I J / 1 / t I I / /- \ `. ��- \\ \ \ \ ( I �qvg' ,1
Spillway Settling Top of 2. Ins all a m n mum of 3 co r fiber baffles in accordance w th pract ce standard 6.65. 'J// ( / *All development West Of Boyds Creek will be ` �� , \_ ` \ \ \ 1 / ` I I I \ / \
No Scale Drainage Storage Bottom Bottom Spillway Weir Top of Berm Efficiency Riser Riser Skimmer Skimmer 3. Install skimmer and coupling to riser structure or directly into embankment 1 ft.from bottom of / it) ) I ( * -) J 1 `0\ \ . l \ ( Proposed StormwateY 1 ( /
y� t Structure Area Volume Q25 Length(ft) Width(ft) Depth(ft) Length(ft) Depth(ft) (sf) Depth(ft) (in) Outlet (in) Orifice(in) basin. / /I / /1 ( II I1+I I / dsigned and permitted prior to any disturbance / / 1 0 \ \ \ \ \ \ I I ^ ( ( � ( -)
VC I 1 h M a 4. The arm pipe shall have a minimum length of 6 ft.between the skimmer and coupling. /// / I I I ( I \ t I� ( / / J/ / // \ \ \ \ -\ ' COntr01 Measure for ACC ( �/ I )I
Y 1 13.5 67,116 66.5 210 100 5 20 6 24,864 3 24 5 4 SKIMMER SEDIMENT BASIN WITH RISER ((// // ) I)) 1 1 \ l \ ( ~ /, // � \ 5¢-- \ ,, \ ��_ facility ( J I ) /I j ( ( �\ MAX.)
NCSECDM STD.6.61 /// / / ) I)I I I \` \ \\ � / / Unaistu e // / \ \ ` \ \ �Jofiatha>r� I I ZI )
I J / / � 1 \ \ o - ,J / / l ( / j /�/ � / - -r"�\,Z� t, / 1 ( I \
2 19.5 98,661 96.06 250 125 5 27 6 35,894 3 30 5 4 I (( / / / �-- / / r ) , �Bu err / / / / - ���� / ,. 4aust/ I 1 / \ \ MIN 10 GA. MIN.12 1/2 GA.
AT THE TIME THAT AN ACTIVE FACE l - - /•
/I / / \ / - / MA Flo e r J ��-� - I Existlrig 11 trS 7 I I �I INTERMEDIATE WIRES
BECOMES A DEAD WALL,INFORMATION / -� (J / / // ` /-r _ / / _ Area TO Be LeaSeU t0 / / _ V"� LINE WIRE
WILL BE SUPPLIED IN SUPPORT OF ! / �,� _ _ / // ( / / 1 / 1 I I 1 /_ -- /�/ I / , / / ( l I \�1I 1 `' -
THE DETERMINATION OF FINAL SLOPE FOR I / / G�/ / / /1/ /// l ( _--,� �(f / / J / / / / AlamanCe COmmUllity / \ f )
UNCONSOLIDATED MATERIAL. �/ a
(MAXIMUM SLOPE NOT TO EXCEED 3:1) \ - ,� / J / / / /�/ / \-_^ �• �� ,I ( \ - / \ g \ 1 , I �_�
10' SAFETY BENCH 10' \ ' / J/ /-^J\\ J '� 41 �
Notes: \ // f // 1 / _ / )I 1 0 ` , - /(� J /f e J I ) ( I / / r 1 It_ ' i I I \ ` \ i / � �
• Calculations are based on Rational Formula 25=CIA C=060 I=8.21"/hr. Weir Formula =CLH 1.5 C=3.0 H=1.0 \~ \ / / J /� �- 1 / l� �` I / r ( I / ACC Facili v )1 (1� \ ) \ \J \ I o
_ I \ �a
\ \ - - / / / / ( \ / /// /// / / _/ / - 1 Gr - - Outfall ~ - Site Development for this \ \ \ ' I I( I \\ \ \� STEEL POST
• Settling Efficiencies are based on Q10*435 SF l \ f / / I ' / / ��/ \ \� ds �_ _ - _
BENCH HT.VARIES • Berm footprints will be modified in the field to allow room for basins to be constructed outside defined stream buffers. I \�� \ \- ` /-�/ \ \ \\ \ `( ( J // ) ( / / ( /` ( j // � -� I_\) / Bob /�� - � I i' > , I ` I 't I ` ,,-
WITH ROCK ELEVATION ,\ \\\ \v _ / -� ) \ ) I \ / / _ r/ � /// / - area will Comply with the ( � (I \ \ WIRE FABRIC
APPROXIMATE HEIGHT RANGE: 1\ \ -'�/ / \ \ \ ))) /j/ ` / /�'" \ k 1 /� \ I \ t -__
0 50 \�-\ \\ ` //( ` I \\ \ \ \ `r - // �/ / \ \ I l - ` FILTER FABRIC
\ / / \ approved erosion and / � r `� I
Culvert Sizing and Rip Rap Apron Design (NCDENR Std. 8.06.5) 1 '� �� �/ ' J \ \\ l 111 \ � ) -,J r�,� /// \ sediment control plan / (� 1Tllh�m I I I\
Culvert Size V10 Dissi ater Len h I ( \ �x/ 1` 1 \�\ \ l \ �' - `� AI.AMA-2024-015 Dated // / . / , I I I I LL opE,
Q'° P I �} //fi x / \ \ \ ll \ \ \\ \l /�1 (� 1 ,� ~ I \ \ �� - - �/ ' J/ 9,\e �
VARIES-APPROXIMATELY 11 I 1 /•J /-\/ �...1 �� '�-- - -
1/20F -APPRO IMATELH A 48 RCP 181.9 14.5 24 x 12 of Class B I ) 1 // / / \ \ \ti ) , \ \ )) I I ( r ^� /� ) December 15,2023 ,,,I
I `�
/ \\ l \ � / � // I o j Fs
FACE ABOVE 1 11 t 1 / / / ` \ /� /Y < \ \ ) I I // ) 1 L-._ � / s /� 1 J// * -1 / - -`/ I -----_-.-
WIDTH WIDTH t / / / ' � �/ )' /^ \ \ �) I ( ! \ / I _-- --_�
( \ \ \ / / \ / // Future Plt � �er ' / \'- ��, cO GROUND LINE
B 36 RCP 6/.4 9.5 18 x 9 of Class B e �I r � - 1 // - Y/y� \ \ \\ \ \ I I J( y \ \ I I Sha1ill-o �� / / / / To be developed t°direct all r- � `\ --_.-___= --
�- \\\ \ ( ) ( I I Clyde / !1\I 1-11- \\ \\\ `/ / A \ I I \ //�/ / -/ runoff towards existing pit* J - � /- J� -� / (� /�ert \ I I 1
PROPOSED \ \ \- , 1 \ 7 / \ ) ,Y Y 4b11_n- \ 1 I / /� \ \ \\ \ / ( ( I 11 ) / 1 \ \ � � , // / // \ /^� .-- -/•r - �J/ 1 I ) ISmit •�' - \ I I Nw N 4"MIN. ANCHOR SKIRT MIN.OF 8"
MAXIMUM I l
DEPTH=300' \ \\ ,� \i- / / / / _ I, O
1 \ \ 1 1 1 \ l yr ?``� \ \ \ ( I ( � / �,
\ 11 \ \ \ _�-- \11 / / ��,\ 1 \ \ f II ( ( I / - 5 /L �/ / �/ - 1 =' / � r _
ti ` \_ 11�
TYPICAL CROSS-SECTION - PIT \ \ I \ \ ) \� \ ` _ 1 ( \ l -�` � 1 /t - - I- \ �.- \ �\ �� STANDARD SILT FENCE
\ � \ \ I j�\ I 1\ \ » \ / -- 1 ' I )f / `\l J \\ 1\ �\ /1 I } III( \\ \ ) I J- /1� -- \i / �� \ -\ �- \ 1
\- ` � s -\ ) \ 1 \ l( \ - ,- - _ ) (/ // \'\\\ �y l\ \\ t\ \ \ - / 1 1 I \ \/ - n t,� ,� �� \ ~ \ ( `, �
\ `� I I NCSECDM STD.6.20
' \ \ \ \ \--� 1 I \ 1 \ \ / / /\ \�l 1 / / / I 15 1 / / // .-/ \\ \ \
( (, � ` 1I 1 l \\ ( / l\ I \\ \\ \ \ . / // // / J \ \ I
PLACE MATERIAL FROM EXCAVATION ON \ \ \ \ S l \ \ \ / 1 ` J -) \lL�� \ / / // / �. /` / \\ \- / i \ \
DOWNHILL SIDE OF FLOW.USE ADDITIONAL \ \ 1 \ \ L A \\ \ ) ` )I )S ) ) ( / ) / / \ `�\ \ 1\ \ \ / J/ l // /I// ( I \ \ ^�- l I
NOTE: FILL TO ACHIEVE SPECIFIED HEIGHT AND WIDTH. \ ` 1 < \ 1 \ 1 \ / \ \ 1 ` - I / /" J / �I\\ \ i` \ \ \ , � ! / /// / �! / / ' //lll���) // / / \ ) / / /� �� j � \ L / \ \ \ \ \ \ I
ALL DIVERSION DITCHES MUST PROVIDE - \ \\ 1 t / I I/ \\I \ -, \\ \ \ ( 1 \ \\\1 \ I / /� / ` \ \\\ \ \ \\ \\\` / / // /(/ ` ( J r / / /f �_ \ 1 ) N 1 \ \ � I I 1'min.ashed to or 5' Class 1 p 2
POSITIVE DRAINAGE TO EROSION � - '\ \ \ J \ _ ✓J� \/, \ \ \^ 11 \ ( / / ( / / / / // 1 /J f/ / --_ �� \ I/� \\ 1 '> �\ ( CCC e /~,- 1 ( 1 } t I #5 Washed Stone 2, Rip Rap
CONTROL BASINS. 2'MIN _ _ Sand \ \\\ \ �\\ \ `` ~\\�` \ \ ( ( �I I \ \ \\` ^_ �` --' - \��v \\ \� \\ /// / / �' 'j (i / (I� / /1 � \ ) t / / \ " �\ l--_�/` l ' I t/\ ^ \ � r l 1 I I , To Elevation of Stormwoter-Weir Elevation 6'Min
Y Cross \ \� \ I, \ \ It�v - { II ) \ \ \ \ 1_, y1 HCJ - ) \\ \ \ 1/l/i/ �/ ) (/ (�. ( ( \ � ( ,- %L- l S // ( �l \) j �� ��
I / /( ( / \ ( \ ( I I F/ow Sediment
- - - - � _ - _ Road 1) I l \ \ \ \ 1 \I -v-< ��/ 1 _ - \ - \ ~ \\\\\"// ` 1 5 / I \ l - 1 Current Plt 4 \ \ Carol I 1 , I Clean Out Elevation 4� ,
M n.1.5'
/ / � ' / I I thick apron
Pro erties // 2'
Z P�= =1 I I-III=1 I >�, - _ - _ \ / \ \ r �- ti \ ) / ) - 1 �- ` J/ \1 \� ' � \ \ 1 / /f ` ' ( ''y/1!`f ( \ ' \ \ \ �� ,/- ( � / 1 I I
FLOW - 2 - I�- I � _ �_� - -.. - 1 , �� \ \ i . � / \ / / \ rll
�\ \ / 1 / B er \ r
_ _ 1 J\/ ���/ F u r l l 1 1 '\ I 1 O 1 ( I
Illllli I� �I III III f � - - >t \\ \\\� �' \ \ \\ , / � J I I \� '- ! /j )\) I � - l/ 1 �1�� \ \
_ _ _ I rr
/ . \ / j// \ , l '�
( � ( S � /
10'Min. 1'
=1 I I=1 III=1 I I - _ /\ l _-, / - - 1 \ / I r ( ( � (�)\
_Ill-III- -��- _ � � I I
6'TYPICAL - r / -/� / \ W J/ ( ` Z \ \ �� / / J I / /-� �)` I \ 1 /)))\•'\\ \
Layer of Rip-Rap
-III III _ - 11- I \ --y Llf Y ( / J / I / �, \ ' \ 1` I r T 1 Key in Bottom
-III I I ( \ ` 1 :__-_Z_1:-L \ I I s 2,5 g / S \,. - ) ( \ ` l \ \ w / \ I 1 j- �f1 ( o / ) I
' JI) / I \`\ - /i \ ` \ I t'ng II / \ \\ ` ~ -- ( \ 1 I I \ \ \ \ \ ` � / )� I \ /\ �_ Jl/ \ \ / / ///S l / ,\ / �, V f � I / \ \ I I
3AMIN SEED AND MULCH DIVERSION CHANNEL AND DIKE / / / / / \ \ �, /\` ` \ Berm (/ \ \ - / \ -i` [ l \ \ \ �- �- r �/ _ 54°-� \ /� \// \ o r !�- 1) I Carry Rip-Rap up
IMMEDIATELY AFTER CONSTRUCTION.CHOOSE ! / / \ \ `' \ - \ -\ \ /_ - ` \ \/�8 \ \ O / 1 / / ` �� �' ( \' ( I Sides of Spillway
APPROPRIATE SEEDING MIXTURE FROM THE o 1 ( I V) \ \\ \ \ \ \ / / \ \\ \ \ \ \ \ O / I -� `� \\ ///// \ r \/ / )
s / 1 \ \ \ \ - ) \ ` 1` / \ \ \\\ -. `��� \ \ O�) N 1 1 �\, '�. �-g8$- r// / 10'Min. 3'Min.
SEEDING SCHEDULE. �� ..�/' L ( ( \ \\\\ \ -6g9- 1 \ j j-i//� \ \ \ \\ ` )/ •�,�T'�t-t J / / \ \ ��� J� /��588-- \�\ �_ /// l \l L \ J / \,I \/ / )1
TEMPORARY DIVERSION DITCH /) r� ` \ \ \ \\ \ \\ \ \ << - - - - -� \ ( f J/ / /�� J ` \ //- -_- L r- \\�_�//� ^ ) I z M;n ` i
NCSECDM STD.6.20 \ //( // / // V ` \ "\ \ \ \ / / // _ 1 \ - J ~ �� �/� \� �;`�� 1 V o r \ f // l /- \
/ I \ \ \\ \ \ /- � / ', < -�� \, = �' / \.l �/// \ J \� �\ - � / -/ �� jj Il / / o l ) I I ///�\ Class 1&2 Rip-Rap
1 ) \ \ \\ - _\ `� ///��" j // _ / � \ �' ✓ B , \ -1� i I \ / A / I / ` NCDOT#5 or \
/! �\ / ) \ \ \ \ \ \ ti �/ /- mil t l� /� / o I 1 /
I / r \ \ -�\ , \ _- �� �/ -� /� _- ( \ `-/, 1 / ` #5 Washed Stone ' /
\ ) �( ( < ) \�\ 1 �\\ \\\ �\ �� / _ > - \ // ~ ��\ �/-'- e\ ( / off/ \\ I 1 I , I \
\ ) /J t \ \ II\Ilr 1 �/ \\ \\ o _ - 1 �� ( ( _ -�_ _ I L -� -- / � ��/� / _ \l�( - /^\l 1 ) I I ,/ SPillwaY oete,]
BOULDERS 1 \\\ l \ / I •�/ I ( 1 �_ H drolo -1�� �� \ `+\ \ \ - i e �- �_ -83°'�' --/ ice' �- -� -� \ ` \ � / 1 I /
3'Lx3'Wx3'D \\\ \ ,\ / I111 ( I `\ 1 r✓ f ) Y gY / / \ \ / �C { - _ /V V�\ `- , / - / / /� I
\ Rickey Sn�tti l I well B-8A �. 1 \\`` - r `s d { t I
it \ \ / \ \ - /! \` \ \ \ "� � � / I L / / / \ / I �- ) I I SEDIMEN NB ESDM STD.6.63ROCK DAM
-- i(I(I,� (( � �` \ \\1\1 1 \\`\ \ \ ) / III -\\ \ 1 \ - '\ '� .n /� Existing I;�\ \ \• \) \\\� - ___ I� l // / I N\
\` .11 / \\ -�- Settling Cells&Pond ✓ \ - f ( I ) 1 ( < I
( / \ \ \\�\ \ \ \1 / I �� \ _ - -1- Bern, 1 ,• ( 1 \ / Fine Storage Area 1 I ( r\ / /
l\. _( \ I \ \\ \�\ \',J/I!)/ Existin Pipe ;J _ _ _ _ - Siltfence �11 r \ 1 ` / \ /� ,�sso-- / l) � // ( � ) II \ ( \ - I I I SEEDING SCHEDULE FOR ALL GRASSED AREA5
!elf ��t��w��i/1/�. �,l/,,� v \ �, A \ v (� ' / \ 1���_ 1 _ i outlet(typ \ 1 \� �> I /� /� /( /
� l /
\ l ( ) �\ --� 1 �%��'; __ _� I\1�' t I 1 I) I \, ( %, t f \1 /\( / l I
�'HIGHWALL �\ I \ \ \ \ 1 i__--_- - �\ 1I / r ��, - / 1 ( h
SEEDBED PREPARATION NOTES:
Robert Fonville \ - \ \ �// - -= � / Lease Area Siltfence / I I II � , I � �2eJ � � Supply Pond � � )( �\ (\ \ � 1 I _
_ - \ // // I( Lease Area 'fie ( ) -
BOULDER BARRICADE - � -� l \ \\\ \� \ ( ////////// \\\\\\�I I(I \ I ( // /// / 1 � i (See Design Plans for Detail) I I I III f � l ` ) / ( �) �. � \ t \ - I I 1) Surface water measures are to be installed according to plan.
\ _ � l \ \ \ 1 \ / //I 1 \\ \\ , \ Lease Area /// // I I I ll ` l' ( / 1\ - ` ) - I
\ - ) 1 \ ( \ / / / I \ \ \\ \\1\ Lease Area I / Shop& },, /,/// , I I I I I I / >�� 1 ) ( v1�`\ r , I 1 2) Areas to be seeded shall be ripped and spread with topsoil(if necessar'y),3"
- - _ � - � ` / ) / \ �^ / I I I I ///l l I 1 \ \ \\\\\\\ Q ontainment 50 UBndist rbed I I I 111 f \/ , Existing Pond O / -�� \)(l, //�/[ I I I I deep. Total seedbed prepared shall be 4 -b deep.
_ -ti -_ I \ \ ./ / I // I I 1 \\ \\\ < / / Area r I I •� I I II \\ t' � --- / �� 1 r I `\I\ J )I I
` / \ )\ / //// I 3) Loose rocks,roots,and other obstructions shall be removed from the surface
1 ! �\./ (/ \ l 1 11// I I \ , \\\\\ (�� ^ ' / /� / )/ 1 I I / I , I/ 1 \ f \ ( J\ \\ \�� / !/ // /(� I I _ so as not to interfere with the establishment and maintenance of vegetation.
1 \Fame oY / I I / / / I //1 \ \\ \ \ __ SiltfenCe I \ Z _ _ - / / /) I Surface for final seedbed preparation,nt final grades shown,shall be reasonably
/ I l ( I 1 1 (/ // \\\ � NI u Outlet(typ I I r � ` / � _ `� /I �I\ /// �/ // ( 1 I smooth and uniform.
\ �Vi1'I' F nv�ll III / - � Fuel , I I °° > I \ , ,-\/ M `\ / ^� - �A\ 1\ 1 / / ��///�I / I
\ \ -- /✓9 (( ( J/ ( \ l, 'V I11,�! I / \\ \ "L r rJ / ea ) ( l /ll / h II I Ill f I ' / / /\,� ✓ ti /// ///',/ f I I P 9 9
r I / } I / \ I 4) If no soil test is taken, rovide fertilizer and lime accordin to seedin
I / / \ \ �_ �J ( r} / / I / ( 17 I / Existing Berm /( // / // schedule. In addition provide 15 Ib./1000 sq.ft.of super phosphate.
I \,- / / /) I I I I \ \ �\ P f �''-� l // I I 1 I 1/ I � II I... / / \ Future Pit - \ / // / !V, /.- /j J �J - I I I
/ / - �� ^ 3l 1 J // /1 l \ Provide Rock Pi e Inlet - �( / I / /� .
/ xis I `` III \ (�, 1 / (.� '' I I \ I\ p � / * �! / � -I� / / / / / 5) If soil test is taken,provide fertilizer and lime according to the soil test
\ \ / r I I 1 I I (\ \ ��, \ L I �` l J l /`J)� /////1 \ 1 r To be developed to direct all / L '; !�- f / @rues)
er I I \ / -1 ,� // Protection Durin 1 * / l ) ) \�` 1 V / r ` 7 ( I I \ report. Soil testing is recommended.
1 \ ✓ ,- , I I I / / / / \ g runoff towards existing pit \ r 1 / I--
r �� I Ih 1 11 \ Su 1 Pond / (( NPDES // / 1 I / / 1 Construction of Berm ' 1 Emergency 1 / I ( / ,' CI / - I
\ / \ 1( pp y / / / / 1 Diversion Ditches(typ) � ; \ \ / /^ I I f / b) Lime and fertilizer shall be a lied uniform) and mixed with the soil durin
1 \ \ \ �_ � 7` r 1 I I \ -� / I 1 ( �l �p , \ PP Y g
_ �� -- / / / ( I I \\ \1 \ - -> \\� i• #0200029 / ///, // / /� / / / 1 1 NCECSM Std�6.55 *will be installed to / / 1 �e�\ � ,\ ( I Spillway = =V��/ ��J- I ) I r ) � / _ ), / / seedbed preparation.
_ -/ l�_�t - -� r
I - I _� / \ \ � / /f \ I � I 11 "\ '�)�� � - / - �-�= -- - - Outfall 01 / FEMA � / / � � positively drain water into / \\ / -+ ( � -- - I 1 / /
/ 7 / I I \ ,- - 1 - / ^^ // / f/ 1 I res ective basins. / �+ ( . III/ % ° I ) ' /
/ \ , / / / I I I I )\ , _- _\_ _ __-_-__ _=___ / Floodline ( // / / \ ( t, _� '� ) Existing Pipe /' ) / - / } I / I/a ) r� / 7) WATER all seeded areas and keep moist until new gross is established.
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\ /,�' '/ /f/ Area '� ( t �\ �` - ) I l� _ - I \ II` I ) �f- I / / Temporary Seeding Schedule
l I � � _ ,-- � � � _�� \� /� ,/ /// � I1 I \ tom• 1 \ �. I- � l \ � /
/\I -- •y'�=/ \ / // / Plant Processing I 1 / / / ) ti�\l`7 ! // ` )// 1 I I ) ( / � /
\ I \ \ ( \ ) �\ `\ W`�lh�lOallf ( i \ �' I I /, ��\\ / /� - _- �" '- J /Existin Pi e/ ( / &Stockpile Area I ` v \/ » -» / ( ///�1 1 / f /� 1l 1 ( c� .� (( I / / I / PLANTING DATE SEED MIX Ib/ac
--� t� � \ \� P / // 11 I 1 Ill 1 /r 1 I / �f= - ( )
\/ \ \ \ _ ^\ \ 1 1 J )� / ! '" 1 Ig � - �� I / )/ //`1I 1 II l - \ (I ' �� 1 �/S'~ 1- " /// I/(J `\\ 1 ,1\-/ ( ( r / -/ ,� / Piedmont Rye Grain Lespedeza German Millet
\ I I 1\ \ ` \_ - - \ I Exist��Pipe I � ( ,- -- 1/ J L rs` `- /- e II �� /�� ^ (/ �\ / �( �1(� �i�f I I /
\ Provide Rock Pipe Inlet \- - - - _ - r \ � 1.I / �_ �,/ L� \� �/ / /l I 1� \J / l // ( ( / y (\\`\- - S �// / / Y
\ \ ^ / l / Ma 1-Au .15 120 50 40
\ a / / \ \
Aug.15-Dec.30 120
/ Protection During ^ - -~ _ / \\ \ ` \ ( I I ' // �� a ,/ �' �, 1 \ \\ I I _ I II /\ \ Pro osed Berm L 1 - \ _
1 I / I ( _ 0 `s _ \ / ,� I II s , _, II p I �j11( l\\1 ) ll/ \ \\ \�\ \ I
I \_ \/ ( \ I / - _ r I � I I l - �� - ----\ \\`� II\< ( ( ( II^Diversion _ - - / / /�J r j/,((`/I I I , i r v I / 1 I , --I ( (,- I [ / / / / / Y 9
Construction of Berm `` ) ) (/ -� \ \ \ ( ` r' y I _ /( L r / / / \
1 I_\ / \ 1 `% s /� - /j r _ `\� / ///� / L '�' �� \ \ / / » / <_� / / //// / i / / I / °( \ ) / �� / / Costal Plain Rye Grain Lespedeza German Millet
/i- I- I F r j , �7 \ \ Existing I Ditch(tYl'). �i \ «�-I- « \' » // �,L1 4 J r/ J �( /
- J J ,, �J J NCECSM Stc�6.5\5 x Existin Pi e_ i _,1 ( \ _ - " �� I) J \ i \ / ) � / /%1 (�ti ( / / f ( / ad I I� I / ��/ / Jan.1-A ril 15 120 50
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I // \ \ \- \�_ - - \ / {l/, / \\ �/ � �\ \ / / J )l - \ I l r f / ) / A ri1 15-Au 15 40
I / ." / J / )/ \ ^\ - / // / l �, \ �'r- I/ /\ `�\ Existin Pl e \ \\- / �-� \ ( I -- r / / / ) ��/% �� / (/ J/-/ r / I `�\ \ (- �- \ P 9
Permitted Wetland Disturbance / \_\ �^ � _ \ > i l /� /! °o irf / � l �\ �\� g \ \ _Diversion Ditches(typ) / ( � �/ / - / / ( 7`-C I ( / d / \\ / �• � // ,- / / Aug.15-Dec.30 120
L` - - --_ / j � t // ) '�, o /,( C \� \ �� - /)/ I, \ / / \ /I - � \ ( �� � l l ) ( /�_.�\\1/ I I �\ f / ,N / /
I -- I 1: � , f Existin Pie will be installed to / ,- V / i- V \ -
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( ,,��✓ ) / / 1�-z< / / ! \ _ ositively drain water into�I? 1 fJ � � / J � _ , � I \(( \ � / //� �\ \� ( � I � �r �_ � Mountains Rye Grain Lespedeza German Millet
l r �„ @ / /� , - 1 1 50'Undisturbed M� \1 ) ) / Z? ( / tr �( \J U / /
- - - I •:: / �! r // e ) / \ \) - - ' -90 LF 3s Rip pA r � \ Buffer � \ \ r� � - Aug.15-Dec.15 120
_� /i 25�uf eY 2C \� « '� I I�� I S�/ // /r ( / \ \\ ( / I (I ( \ \ _ respective basins.__ / 3) /. . % - 0, ��y _ \ 1 ) / // ,()( � � cn ` \ �r� - ": / May 15-Aug.15 40
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..•• �� � - '' r r \ .Existin Pi es � �J q x 18 Class B Ri Ra A ro�_ i \ �' / I ( l ( / \\ \ ( I �\ / / \
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J �� \ / 1, 1 I ( '� �\� e J p / '' / _ / / /� \ \ �� -� 1 `'�- l 1 1 7 \ / ( " ' ' _ Fertilize seedbeds with 2,000 Ibs/acre lime and 750-1000 Ibs/acre 10-10-10.
\ �/ \ \ 1b :\�0 - ,� \ C \ 1`7 /j' / / 1 / / ,/'/� \ E _ - __-y / 1J�p _ \\ .�- /`' ( - �-' I o )Il // /1 I 1 \\\ 11 \ / /
\ /�/ \ \ «� //�- �1 \ �\a�-_ _\ 1 r� y Pz_d /l �� $S � �- � - J ,I \\- ` �\ l/ / -\ / -I �ul ( \\\� J/ /I l\ / l
\ ! / \ \�_, \ ��� // gB �i ( 1 \ _ / r / /r` - J= \ \ r / Mulch with 2 tons/acre clean straw or hay.
\ \ _ �_ Z, 1 \ -\ - r/^� \ 7 ( / / f, a-41 \ � °\ 1\ �1\\ \\ J �r( f /ti - % -- / / / Tack with rapid setting emulsified asphalt at 10 gal./1000 sq.ft.,or other
1I �� - \. �� V - D /,
II o �� ��O -, - \ ��� ��- A� �� I ''" } I _ - A - \ VA d \- � �`(- 1 /C- - \(( ()\ /�J / / / / tacking agent approved by Owner.
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o \ \ / ( / // / � � / 9
u /� �\ r 11� � \ L , / / ,+� ( -/ i v v �� / /
ropose vert � l.- � ✓ // /� r� : /:� �- t 7 ) ; 44- I 0 / // /' - - \ - - \ I / t\\ \ (l \ t ( - In '' / / _ 11 / /� 'f / Erosion Control Desi n Manual.
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D1veYSion / II / 12'x 24'Class B Ri Ra Aron ro (t\ --1 \ \ .� �� b O P \I \) I - \-� / �� // / / ,r v \�3° \ �� ` _ `� " ( ) ( / /// �\\ \\ 1 1 \ \\� t \��l/ ' J /\ \� ~ \1 y/l ,` ,' / / / /
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I Ditch (�) '� Propose \ / r . ) f s `-J � I �r I �"" // / �° \ / �� \\ \ / / (// � - �\\ \ L \ I \ '`-,J` \ 1) - /� -'-, \ \ v I< - ~ N / / /
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f ) \\ 1 Permitte Stream \. I I ��� \ / t l \ o ! / / / o� \ /- \ L } ) I / / ( \ \ Y \ - -
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q Disturbance , r 1 y�- - j \ a 1 Pro osed Road Crossin / Stock Ile _ \-i < \ \ (i I \-.\\ -r '\ \� �, \\ \ f -. \ \ \ ,
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I II / USACE# rar�I -- --- - I ti� 1, 58 LF of 2-84 CMP / / ( Area . � J \ `/ / / / -- / - �,\ � / \ \
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Dale Proffit 11� __� SAW-2oo5-210 7-201 ,, �g . , 1 1 /, r /l /, / /� / / j ` � / k I v ) / / , v .- -� �v v n ) v 1 . v
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V i �\� O� i7?I pis �� �+ \" � �v J / ) \ - �/ I i / // r g - / / r \ ,, ( ( I V A �hv �.�1 1 \ \ \V A
p" 1 ( v �o/ J \ Provide Rock Pipe Inlet x 1. \V \ J / /'� / / / /� / L- p / // \ \>\ , ) , A �- V \ \\ \ / 33%of
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(11 / Protection Durin tir v p /���j / // /�/ / &Stock Ile Area / / ) ) I ( \ \, - -v VA v A A v \ \
/ / / / / �� ( \ r / \� t \\ / Basin Inlet Basin 66%of Basin Outlet
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u I v I J d ,\ l� /// �/ / ///// / /ll� l I ! 1l ✓ \ \ \ / \
I ii I I ( f 1_ �� -� _ _ 1 ���� �i, /// / I I I I I Settlin Cells&Pond 113P� / - l\ \l> \ ) I / / \ \\\\�`� \ \ / -- -
' ii v -\ �\ / a 1 J i �/ / \ I( ( 11 Fine Stora e Area G - _ \ \\,t \ ( I)/ ` \ \ - �\ \ /
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,I I� I \ � \ � / ,\ \ ( 1 II\\ / I O o I k Are1 I J I- \ \ \ - / Class B Ri Ra Baffle Dimensions
'� \ *To be developed to direct all \ _ � // / --/ - )\\ \ : ,�\ p \ _\/�✓` \ / / - \ t 1 \ , ) \ P P
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/ z II f _ '�\ V' ` \ \\ _ - - \ I / \ \ // / TEMPORARY DIVERSION >> -» -»
\ \ / / / �- / / - - - \\\ \ I J 1r- J \ I I I 50 Undisturbed / - - / \ \ �_ J \'1 \ -\ I 1
\ 50'Undisturbed.//j /�'� I(' / / j / / J ( �- -�'-'i-/ \ \ 1 I r \\�� - "�\ .._ �- I \ ) )of( 1 I ` \\-\\ \ I-1 - 1 11\ 'I I I I I I B�f jet j r -\ - �� _ - - - _ \ \
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_) ) 1 ( 1 \ 111\\ '�\\\\ \� - - -i I I I \ \ \ / 1/ / / \- ( / / J /1` /1( \ -�\\ t \\1 \ - _ CONSTRUCTION SEQUENCE
} / 1 I 1 \ \` ` / ( / I \ \ _ / /r / /r c \ \ CATEGORY AFFECTED ACREAGE
50'Undisturbed 1 \ � -\ / I \ 6\ \ / /� = / / ///_1 / J /J ( // ) / <� \ \\ \\)\
Tailings/Sediment Ponds 15.7
\ I ,, \ / / / r ( 1 1 \ ` , -^ \ \� \\\ '/_;- / �i/� \ / / / / f / l 1 �4\ _ _ _ _ - 1. OBTAIN MINING PERMIT.
_ / j stack ilex 3.3 Mid-Atlantic Division
- - / / / / / 1 / ) II1 /(1�1 ( \ \ - \ \ \\ \ �// - J/ / / �50�\- / - / / (// // �! \ \ - - 2. CLEAR ONLY AS NECESSARY TO INSTALL THE PROPOSED SEDIMENT BASINS p Martin
, BLlffer / I - ��-`=\�\ \� - // - / / / \ - � - I \ I Waste iles 84.0
_ _ / °� \/f ! a J -�_/� \ �_. ���_ `- �/ �- - �!/ / ////' ( T I OR ROCK DAM SEDIMENT BASINS FOR THE PROJECTED WORK. p Piedmont District
- - /� / \ / /(/ / )III I \ \� ti %J=-� \ -`-=i�� \ - / �/ - - f / /'� I I I I I 3. BEGIN CLEARING ONCE ALL SEDIMENT CONTROL DEVICES ARE IN PLACE.. Processing Area/Haul Roads 98.2 Marietta
- / J//r� ( / I 1 y /// f �//, /�!_ `-\-Y\\, - :_ _ `- \ .� I I 1 4. THE FUTURE PIT AREA WILL BE CLEARED IN SMALL PARCELS, APPROXIMATELY 5 ACRES Mine Excavation 173.5
_ '�, / // / -, -_� --' '- \�- / / � \ _ EACH. BEFORE CLEARING OF THESE AREAS BEGINS,PROVIDE DIVERSION DITCHLINES
r` // J1 ' / / / /// �'-' ��- \ \ � 'J ' ' TO DIVERT SURFACE DRAINAGE TO THE EXISTING PIT. IN AREAS WHERE THE RUNOFF WILL Total Affected Acreage 374.7
f ��); , ,) ///,� / / // //`r�� �� %;_-__-% I I East Alamance Quar
J �// < l- /�/�a - - - \ - - - - Other 225.5
�\\ \ (� ` -=\ \\l� I f ( / r // - 7� \\ _i _ - I I NOT NATURALLY DRAIN INTO THE PIT, DIVERT ALL RUNOFF TO THE RESPECTIVE
\\\ \ \��\ \ " / /l\\ \ ; _ ---_ I I SEDIMENT BASIN. Total Site Acreage 600.2
Garland Loy �\\\,I\�\` \\\ �\1 \11�(1(\( 1 \--//�/-, �I///j� ,\ \ / - � " ti - I II I _ 5. MAINTAIN THE SEDIMENT BASINS,AS NEEDED AND CLEAN-OUT WHEN SEDIMENT 11 - Mine Plan
I ` \ \ �)111 ) �� ( \`/� J ���) / J ` \\ I - _ VOLUME IS 1/2 FULL.. SCALE • 1 - 200 3 u
1\ \ \ -� -, ( 1 \ _� / /� / I - pdated map for lease with ACC 04/03/24
( �\ \ ) �, ( l \ //�/ // �� , ) 6. THE BERMS ARE TO BE SEEDED ACCORDING TO THE SEEDING SCHEDULE UPON THEIR Date: 10/5/2016 Scab 1" = 200'
/ I 1 1 ( \ \ I1 r�eS �� , \\11 \`��-�i J/ ,% /1,/l\ \��\ / COMPLETION. AFTER THE BERMS HAVE BEEN SATISFACTORILY SEEDED, THE TEMPORARY 2 Revised Proposed Berm and Basin #1 io/19/iy
// ) 1 ` l t \\ �I1\�\ _ //� �� \l I 1 _ _ SEDIMENT BASINS MAY BE REMOVED. 1 u date to Current Conditions, Rile Leas 10/05/1s Design by Mining Permit #01-08 Located:Green Level,Alamance County
\ \ 0 _ _ I I P Y 1
/ I 1 ) 1 1\ �)\\111\\\`���j � \ «�\�`f / , I o 100 200 400 600 800
1, No. Revision Date: Drawn by: JN Site Number: