20170285 Ver 1_Design/Maps/Site Plans Revised_20171122

- TOP OF BANK TYP \ X` tiY _ _ \\�� \ \
( )' LIMITS OF DISTURBANCE (TYP.)
ELAN _ a J°
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z: -;
%S O Q EXTENT OF u = \ - V
N /� Y �',:` EXISTING WETLAND ` \•` �. y
GRAPHIC Si AU; I RJrH = 10 Rini' � . y �/_ . � .� ✓• — �• •- � — ..,.� .� -. _ \ �'. / -1 o
/ / — ��i �'�►.._ '\ • '\ /�. LOG GRADE CONTROL 2 �'.� ;�•'f \\� V) Z
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(PROVIDED BY OWNER, NOT �'� / ,r.�i; Q --l
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IN CONTRACT) / W
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' .TEMPORARY CONSTRUCTION \ -
( ACCESS i (PROVIDED BY OWNER, NOT IN 'CONTRACT)`' i v
-
25 .FT TROUT,'BUFFER• (TYP)
LOG GRADE; CONTROL .(11
' - + O •, (PROVIDED BY OWNER NOT IN CONTRACT) 1
% /
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CROS SECTION
(SEE SHEET -C-104)
EXISTING 24' 'CMP CULVERT \ 4 „ Z
y. INV.. IN: 3139.48
TO BE ABANDONED
BORE Ea JACK 118 LF OF 4e -STEEL CASING. PIPE .® 3:5R zw
Q
INV"IN. 3141.70 LL® U
INV OUT -.3137.54 y I— _
0 co
EXISTING 24' •CMP CULVERT TO REMAINQ 0
ACTIVE DURING CONSTRUCTION. ONCE ` may.~" 'Z
PROPOSED' 48' CULVERT INSTALLATION fn LL
AND STREAM RESTORATION IS COMPLETE _
/� , ;•,. / � � -' ��� TEMPORARY CONSTRUCTION > Z
EXISTING 24 CMP TO BE ABANDONED ' _ _ ACCESS 2 (PROVIDED BY
PLACE BY PUMPING FLOWABLE FILL OWNER NOT IN CONTRACT) O Z
AND SEALING INLET AND OUTLET. "' Q D
(PROVIDED BY OWNER, NOT IN CONTRACT) W
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ROPOSED 48" STEEL ENCASEMENT. PIPE.- m m N'Oo m z z '
/ EXISTING; 24" CMP ROPOSED OUTLET PROTECTION GRADE
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/ TO,BE ABANDONED IN PLACE CONTROL BOULDERS INSTALLED AT 3140.37•. Z
a' •,,�1 \ '� .,(PROVIDED BY OWNER, NOT IN CONTRACT) _
PROPOSED CLASS- I RIPRAP. OUTLET PROTECTION'
15' LONG x 6 'WIDE x 24' THICK -HATH �, ROPOSED OUTLET PROTECTION BOULDER WALL
MIRAFI 140 N FILTER FABRIC. UNDERLAYMENT L (PROVIDED BY OWNER, NOT IN CONTRACT) Q
(PROVIDm BY OWNER, NOT IN CONTRACT) ROPOSEDL OUTLET PROTECTION FOOTER BOULDERS
(PROVIDED BY OWN ER.
NOT IN CONTRACT) Z
PROPOSED OUTLET s S Fr \ EXTENT OF wLIJ J
-PROTECTION BOULDER WALL `J\ S EXISTING WETLAND CL
'
NOTES ON ERODED STREAM- '
BANK
� y, .., r, ✓ •� -
.EXCESS (PROVIDED BY OWNER, NOT IN SEDIMENTS FROM STREAM RESTORATION � - CONTRACT -� t � '� -� - \ '
N!111 BE HAULED OFFSITE FOR, PROPER 'DISPOSAL. .• _Lu
6-D
Know•what'rbe'OW. 1NOTE. UTILIZE PUMP AROUND DURING'8a. bgfore.you'dig. STREAM RESTORATION: ABANDON EXISTING
NTC.OneCallCent24' CMP CULVERT UPON COMPLETION OF
STREAM RESTORATIONr PROVIDED Bia1181,1 or1=800.632.4949' �' ( .
�. 'OWNER, NOT IN CONTRACT)-
SHEET _
TOTAL LIMITS OF DISTURBANCE: 0.14 ACRES -
n -T f-1 'A .n -7-" r -N r-\ A , A 11 • i

Shadowline Pipe Existing Profile
3155
3153 4
3151
3149
3147
3145
3143
3139
3137
3135
0 20 40 60 80
�2. Is, -�
WIMIJ
120
160

'T CROSS SECTION — UPSTREAM RESTORATION
=3150
i
alas-
---- - --- - _ ` - - - -- _ _ �� - - --- -. - - -- - --. - - ----- ---I
3148 •
-3147
t
L ---...-'. --..- -- -- --'- - -- - -. - --
• i � E70STING SURFACE ,
3146,.
BAN*IAL —
---- COIR MAT,
31,45
31441.—
PROPOSED GRADING
3143
1
1
1 +
I
— 1
—
31420 5 10 15 20 25 .30—"— 35 _ 40" 45 50
NOTE€
T APPLY TEMPORARY'EROSION CONTROL SEED MIX TO ALL:DIST.URBED,AREAS FOLLOWING GRADING.
2. STABILIZE°STREAM BANKSMIT,H COIR MATTING, APPLY NATIVE SEED MIX TO ENTIRE RESTORATION CORRIDOR.
RECOMIVIEND'E-RNST CONSERVATION SEED3COMPANY", NC MOUNTAINS•RIPARIAN MIX (ERNMX' -304 OR APPROVED' ALTERNATIVE)., _
3, COIR MA'T ING'SPECIFICATIOW BIODEGRADABLE COIR FIBER MAT'AT 400:GRAMS%SQ.
METER WEIGHT; 1"NET'OPENING; MIN. LIGHT'PENE•TRATION 38%;+SHEAR STRESS:3 LBS./SQ. FT.
PROFILE _ DOWNSTREAM :OUTLET PR'0.7ECTI:0N
3143 -PROPOSED
NV OUT. 3130.34' +
.-3142 - CdlMM SM aLv.. 3140.31 ---- -=— - -=--- -
. I.
3141 �- ---- ----EASTING SURFACE',
+ i
3140 - ---- - = -,---._ - -_
.3139 _- ,_ - __ •..,------_- <- ,-�.-_ - -- -- '
3137 -- - --- - - --- -- - --- ; ' _
3136 =-. - - ----- '— - - - _ - - --- - '---'-----
PROPO$D GRADE
CONTROL BOULDERS
3134 -- AND CLASS'l I RIPRAP' _------------ ------ -_ --. --- - '-- —�- --- --
3135 -----' PE -IN 70 ZOSTING
PROPOSED.STREAM 80 STREAM SED
_ 0 5 16 15 20
PRS _OUTLET PR07EMM Sim—a. riw
CONSTRUCTION SEQUENCE:
1. INSTALL TEMPORARY STREAM DIVERSION PIPE UPSTREAM OF
PROPOSED BOREPIT. BALLAST PIPE TO REDUCE SCOUR AND
ENSURE STABILITY OF TEMPORARY'PIPE, ADD SANDBAGS AS.
NECESSARY TO DIVER STREAM INTO TEMPORARY PIPE: ENSURE,
W
STREAM FLOW IS DIVERTED DURING ALL, PHASES OF WORK AND
Q
STREAM RESTORATION WORK (MAY REQUIRE RE PLACEMENT OF
Z
PIPE).
O
7. INSTALL:48" CULVERT:
0
.3 COMPLETE SITE GRADINGAND'INSTAL`LATION OF'GRADE
Z
W Ci 0
U
CONTROL STRUCTURES FOR STREAM RESTORATION':•
> �
41 -APPLY TEMPORARY EROSION CONTROL SEED MIX TO:ALL.
< .
_
DISTURBED AREAS.FOLLOWING GRADING.–j
Q
S. STABILIZE STREAM BANKS WITH COIR MATTING APPLY NATIVE+.
Z
Z;
SEED MIX.
cn LL
6:,,ABANDON 24" CMP CULVERT WITH 'FLOWABLE FILL:AND CAP
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BOTH, ENDS.
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