HomeMy WebLinkAbout20171492 Ver 1_Build Maps_20171120Lat: 36.310067, Long: -81.765795
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Year 6 Express - Division 11
WATAU GA
COUNTY � '
BRIDGE 940261
WETLAND AND SURACE WATER IMPACTS SUMMARY
WETLANDIMPACTS SURFACE WATERIMPACTS
Hand Existing Existing
Permanent Temp. Excavation Mechanized Clearing Permanent Temp. Channel Channel Natural
Site Station Structure Fillln Fillln in Clearing in SW SW Impacts Impacts Stream
No. (From/To) Size / Type Wetlands Wetlands Wetlands in Wetlands Wetlands impacts impacts Permanent Temp. Design
(ac) (ac) (ac) (ac) (ac) (ac) (ac) (ft) (ft) (ft)
-L- 12+03 LT Temporary Dewatering 7
-L- 12+07 LT Bank Stabilization 40
- 12+15 to 12+41 L Rip Rap Embankment 28
(along UT to Cove Creek)
-L- 11+gg to 12+25 3@12'X4'RCBC 37
-L- 11+g7 RT Bank Stabilization 33
-L- 11+g1 RT Temporary Dewatering 3
TOTALS": 138 10 0
'Rounded totals are sum of actual impacts
NOTES:
Existing Bridge is a single span at 35.5' and 14' Out-Out
Proposed (3)-12'x4' RCBC is approx. 37 LF with a slope of 1.23%
zo�s os os
; WETLAND AND SURFACE WATER IMPACTS PERMIT
INLET IMPROVEMENTS
DENOTES IMPACTS IN SEE SHT. 2A, DETAIL E
�'� ;" ���� SURFACE WATER SPECIAL CUT BASE DITCH
SEE SHT. 2A, DETAIL B
/ WATER LINE SERVICE
DENOTES TEMPORARY To EXIST. BARN
TS��/�S"�� IMPACTS IN SURFACE WATER �
-L- PT Sta. 11+69.24
SPE�IAL CUT D TCH
SEE SHT. 2A, D AIL A�
-L- PC Sto. 11+04.80
PERMANENT SURFACAE � BEGIN Pf
WATER IMPACTS -L- STA.
F�=/� �'
IMPERVIOUS
DIKE
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COLELN L. WARD
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� -L- STA.Il+87.93 zbi-i �g 1851 PG 667
I END CULVERT
-L- STA.12+27.07
�RIP RAP EMBANKMENT
/ SEE SHT. 2A, DETAIL G
-L- PC Sta. 12+3/.6/
A \ i� :� IMPERVIOUS
/
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ti \�SEE SHT.2A, DETAIL D — SPECIAL CU7
j SEE SHT. 2A,
`�OUTLET IMPROVEMENTS
SEE SHT.2A, DETAIL F
BARBARA �UVER &.
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DGE DB71 B-940261 - WATAUGA COUN'
TEMPORARY SURFACE
WATER IMPACTS
� � IMPERVIOUS DIKE
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� �\ '1 i� NOT SHOWN FOR CLARITY
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IMPERVIOUS DIKE � `
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TEMPORARY SURFACE� � � ���
WATER IMPACTS SCALE � PERMANENT SURFACE
1"=30' ' WATER IMPACTS
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�i ii i i�� ��i l� i ii � ii i� �� �i�� .-L STA. //tOQ.00 -= l� i i i i i i i i i i i ii i l i i i i i
2,9�Q ��T- i i �T�TTTT�— _ �� �i ; i i i i i i i� � � i i �i i � -�
i ELEV. 2,893.24'
i � _
_ _i ���_��_�i ��—�:i� � �� —
- --- -------- --- -- Pl = 11+36.00 : � _i -- -- --- - -- --__ _ _-______ _.
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ii `
I' ----- � _— EL = 2.889.86' � _! . .
i �i �i �i�� i �ii �ii �i i ii �i li� --- __ ! -- _ _. i i _
' = END GRADE
I! _�i I-I-i I-:- i I I_;__I �_� �_j--i __�\ VC 60' z� �i-i-i Pl = 12+65.00 -- --- ------- -- --- --- ---
-- - :- � .__ i � K = 8 c� ¢
�- T �Ti � tim i� EL = 2.887.48' -L- STA.I + 0.00 f _� �_.. _. � � � �
2,900 �� - � T : .� V= l5 mph oa J '- - - T � '
VC - 50 ELEV.2,887.60'
� :- _I�� � ��. � �\ ���,o �, K = 23 _ i i -- '-i-'------- i --- ----- -----=i i
il � - � ---- �� tia��, � V = 20 mph � I �
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I �-1- �-L- �-L- � � ' '� ELEV. 2888.25 ,v✓v -L- STA.12+90.00 Rr i i
��.88� II_ I I I I I I I I I I I I i i ELEV. 2886.26 I I
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END STANDARD 'V' DITCH I �
BEGIN SP.CUT 'V' DITCH
II _._ +L� � � _,�� +L� -i I i -L- 12t41.5 RT i i I i I I
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ELEV. 2885.05 -L- STA12+22 RT i.
2 . g %� ELEV. 2886.00
^ 10+00 11+00 12+00 13+00 14+00
CULVERT HYDRAULIC DATA
STR R940261 Sto.12+07.5 -L-
DESIGN FREQUENCY = 2 YRS
DESIGN DISCNARGE = 600 CFS
DE5/6N HW ELEVATION = 2.8872 FT
100 YEAR FREOUENCY = I00 YRS
l00 YEAR DISCHARGE = 2.700 CFS
100 YEAR HW ELEVATION = 2.889.4 Fr
OVERTOPPING FREQUENCY= 2 + YRS
OVER70PPlNG DISCHARGE = 650 CFS
OVERTOPPIN� ELEVATION = 2,887.7 F7
NORMAL WATER SURFACE ECEV = 2,883b FT
DATE OF SURVEY = ll/2016
2.,910
2,900
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PLANS PREPARED BY :
R�C �C
RUMMEL, KLEPPER 8 KAHL, LLP
900 RIDGEFIELD DRIVE SUITE 350
RALEIGH, NORTH CAROLINA 2 76 09-3 9 60
- NC LICENSE NO. F-0172 • �919) 878-9560
; WETLAND AND SURFACE WATER IMPACTS PERMIT
INLET IMPROVEMENTS
DENOTES IMPACTS IN SEE SHT. 2A, DETAIL E
�'� ;" ���� SURFACE WATER SPECIAL CUT BASE DITCH—�
' SEE SHT. 2A, DETAIL B
/ WATER LINE SERVICE
DENOTES TEMPORARY TO EXIST. BARN
T����S"�� IMPACTS IN SURFACE WATER �
PERMANENT SURFACAE
WATER IMPACTS
-L- PT Sta. 11+69.24
SPE IAL CUT DITCH
SEE�SHT. 2A, DiAIL A ��
-L- PC Sto. 11+04.80 I
-L- STA.
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. �RIP RAP EMBANKMENT
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BARBARA �UVER &.
ROBERT F, 01_IVER
I_IVING TRUST
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WATER IMPACTS
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TEMPORARY SURFACE� �� � � � � �� ��� m � � �
il
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WATER IMPACTS SCALE �� �- �' � PERMANENT SURFACE
1"=30' WATER IMPACTS
-
-----
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iiiii i i ii ii i iiii iiiii B€GlN GRADE-- - �
�i ii i i�� ��i l� i ii � ii i� �� �i�� .-L STA. //tOQ.00 -= l� i i i i i i i i i i i ii i l i i i i i
2,9�Q ��T- i i �T�TTTT�— _ �� �i ; i i i i i i i� � � i i �i i � -�
i ELEV. 2,893.24'
i � _
_ _i ���_��_�i ��—�:i� � �� —
- --- -------- --- -- Pl = 11+36.00 : � _i -- -- --- - -- --__ _ _-______ _.
� � , ,
ii `
I! I' ----- � _— EL = 2.889.86' � _! . .
i �i �i �i�� i �ii �ii �i i ii �i li� --- __ ! -- _ _. i i _
' = END GRADE
I! _�i I-I_i I-:- i I I-i-_-I �_I �_j--i __�\ VC 60' z� �i-i-i Pl = 12+65.00 -- --- ------- -- --- --- ---
-- - :- � .__ i � K = 8 c� ¢
_ � ti m EL = 2,887.48' -. , _. � � � � �
2,900 �I � T �', T �Ti : �� , V= l5 mph oa J i- T I
ii -L- A.l +0.0 1 � �
VC - 50 ELEV.2,887.60' �
� :- _I�� � ��. � �\ ���o �, K = 23 i i -- i-'--- --- i -- ----- -----=i i
�I � - � ---- �� ti���n � V= 20 mph i I I
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��.88� II_ I I I I I I I I I I I I i i ELEV. 2886.26 I I
_ I-i bx .5 _ � -
� � � �� � �� � �� �i - . . . . . . �_� . . sl �v�tY'F� . . . . . . .- ---°-
- _. n o��>� i � � .
END STANDARD 'V' DITCH I �
BEGIN SP.CUT 'V' DITCH
II _._ +L� � � _,�� +L� -i I i -L- 12t41.5 RT i i I i I I
II _
_i-I--,_ _i ---,_ _ _i ---,_ __,__,_ _i-I--,-�I��-j-- -L- STAIl+91LT 8E�lN STANDARD 'V'DITCH I_�_
_, . _T,-__,- .
ELEV. 2885.05 -L- STA12+22 RT i.
2 . g %� ELEV. 2886.00
^ 10+00 11+00 12+00 13+00 14+00
CULVERT HYDRAULIC DATA
STR R940261 Sto.12+07.5 -L-
DESIGN FREQUENCY = 2 YRS
DESIGN DISCNARGE = 600 CFS
DE5/6N HW ELEVATION = 2.8872 FT
100 YEAR FREOUENCY = I00 YRS
l00 YEAR DISCHARGE = 2.700 CFS
100 YEAR HW ELEVATION = 2.889.4 Fr
OVERTOPPING FREQUENCY= 2 + YRS
OVER70PPlNG DISCHARGE = 650 CFS
OVERTOPPIN� ELEVATION = 2,887.7 F7
NORMAL WATER SURFACE ECEV = 2,883b FT
DATE OF SURVEY = ll/2016
2.,910
2,900
� :' �
� . . . . i „ �
PLANS PREPARED BY :
R�C �C
RUMMEL, KLEPPER 8 KAHL, LLP
900 RIDGEFIELD DRIVE SUITE 350
RALEIGH, NORTH CAROLINA 2 76 09-3 9 60
- NC LICENSE NO. F-0172 • �919) 878-9560
DETAIL A
SPECIAL CUT DITCH
( Not to Scale� �
�� � � FroM
Nafurol ��l�e� Ditch
Gro�nd ?y D � �\�� Slope
d
Geotextile � Min. D = 1.0
Type of Liner= B Rip-Rap Max. d= 1.0
FROM -L- STA. 11 + 00 TO STA. 11 + 75 LT
DETAIL E
LOOKING DOWNSTREAM (NTS)
LENGTH = 32'
FLOODPLAIN BENCH
W/COIR FIBER MATTING
(TYP J EXCAVATION
� _ � (TrP.�
1' BELOW
BENCH (TYP.)�
1' BELOW �
STREAMBED (TYP.)
12'
DRAINAGE DETAILS
DETAIL B
STANDARD BASE DITCH
( NoT to Scale)
NoTurol NoTurol
Ground ��y � �,�1% Gro�nd
d
�
Geotextile—' B Min. D= 0.5Ft.
Max. d= O.SFt.
`When B is < 6.0' g= 2.OFt.
of Liner= I Ri
FROM STA. 11 + 75 TO STA. 11 + 94 LT
-- NATIlRAI.------
1 � � GROUND
� RIP RAP CLASS I
1.5:1 W/GEOTEXTILE FABRIC
�P•) (TYP.)
RIP RAP CLASS I
-W/GEOTEXTILE FABRIC
(TYP.)
CROSS SECTIONAL VIEW
*COUNTERSINK UPSTREAM PORTION
OF COIR FIBER MATTING
NATURAL- *FLOODPLAIN BENCH
GROUND I W/COIR FIBER MATTING
1 (TYP.)
FLO ; ��
��� � �
i � ��-EXCAVATION
,. %' � (TYP.)
FILL W/NAT�VE MATERIAL 2.0' SILL
COIR FIBER MATTING
CONTINUE 1.0' UP
TRENCH WALL FLLODPLAIN BENCH PROFILE VIEW
DETAIL C
SPECIAL CUT DITCH
( Not to $cale) /�
Front
� � Ditch
1 �� Slo e
Natural R'% y< P
Gro nu d �?�� i't�\��
� D %
� Min. D = 0.5 Ft.
FROM -L- STA. 11 + 50 TO STA. 11 + 75 RT
FROM -L- STA. 12 + 38.5 TO STA. 13 + 00 RT
CU LVERT DETAI LS
DETAIL F
LOOKING DOWNSTREAM (NTS)
LENGTH = 33'
EXCAVATION
(TYP.)
1' BELOW
BENCH (TYP.)-_
1' BELOW�
STREAMBED (TYP.)
�FLOODPLAIN BENCH
W/COIR FIBER MATfING
(TYP.) ,�'�
� %
i
i- � - ' � a �' NATURAL
i N� GROUND
� RIP RAP CLASS I
�1.5:1 W/GEOTEXTILE FABRIC
\_ (TYP.) (TYP.)
BASE �� RIP RAP CLASS I
12� W/GEOTEXTILE FABRIC
(n'P•I
CROSS SECTIONAL VIEW
EXCAVATION FLOODPLAIN BENCH
(Typ � W/COIR FIBER MATTING
(TYP.)
FLO
FILL WiNATIVE MATERIAL ,`
2.0' SILL ' � �NATURAL
GROUND
COIR FIBER MATTING - WRAP
AROUND NATIVE MATERIAL AND
CONTINUE 1.0' UP TRENCH WALL
FLOODPLAIN BENCH PROFILE VIEW
DETAIL D
STANDARD 'V' DITCH
( Not To $cale)
Natural _� Natural
Ground 1.� ry.1,. Ground
\��
Min. D= 0.5Ft.
FROM -L- STA. 11 + 75 TO STA. 11 + 86 RT
FROM -L- STA. 12 + 17 TO STA. 12 + 38.5 RT
DETAIL G
RIP RAP AT EMBANKMENT
( NoT to Scale)
10'min.-
Pipe —� — /
Outlet 1.0'min. , 2.0 /
�
GEOTEXTI LE
Type of Liner= CL B Rip-Rap, 37tons,
r .,�e„t�ia= ei�„
FROM STA.12+17 T� STA.12+41 LT