20190992 Ver 1_BufferRevisedSite10_20210603

RENTABLE: NCDOT TSH.tbl
PLOT DRIVER:
TIME: 12:12:31 PM
USER: NWOMACK
FILE: Lane_Construction_Corp\Lane_I-440_Widening\6.0_CAD_BIM\6.2_WIP\U-2719\ Hydraulics \PERMITS_Environmental\Drawings\U2719_PRM_WET_TSH.dgn
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OF C A OIL 1 T'
srw PROJECT REFERENCE No.
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U-2719.
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DIVISION OF HIGHWAYS
srw
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END PROJECT
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35868.3.4
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& CONSTR.
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SCALES
50 25 0 50 100
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DESIGN DATA
ADT 2018 = 144,810
ADT 2040 = 183,700
PROJECT LENGTH
LENGTH ROADWAY TIP PROJECT U-2719 /U-4437 = 6.087 MILES
Prepared for the Office of:
DIVISION OF HIGHWAYS
1000 Birch Ridge Dr., Raleigh NC, 27610
HYDRAULICS ENGINEER
Hoer
1' 1 "
LENGTH STRUCTURES TIP PROJECT U-2719 /U-4437 = 0.162 MILES
2018 STANDARn SPECIFICATIONS
®o
PLANS4.
K = 10 %
D 55 %
TOTAL LENGTH TIP PROJECT U-2719 /U-4437 = 6.249 MILES
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=
PAUL MEEHAN, PE
SIGNATURE.
m
a
50 25 0 50
100
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RIGHT OF WAY DATE.
YXOJECI' ENGINEER
V = 70 MPH
OCTOBER 2, 2018
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LETTING DATE:
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PE.
/
PROFILE (VERTICAL)STATEWIDE -BUILD UNIT -PROJECT
\ /\ /\
,
SIGNATURE: /\
'

RENTABLE: NCDOT TSH.tbl
PLOT DRIVER:
TIME: 12:14:57 PM
USER: NWOMACK
0
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FILE: Lane_Construction_Corp\Lane_I-440_Widening\6.0_CAD_BIM\6.2_WIP\U-2719\Hydraulics\PERMITS_Environmental\Drawings\Buffers\U2719_PRM_BUF_TSH.dgn
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See Sheet 1 A-1 For Sheet Symbology STATEOF NORTH CAROLI N A
STATE
STATE PROJECT REFERENCE No
SNO HEET
TOTAL
DIVISION OF HIGHWAYS
T'L+ PROl.N0.
A.PROl. NO.
E9CRIPT[ON
90 END PROJECT
35869.3.1
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SHEET _ OF _
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•
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V
GRAPHIC SCALES
50 25 0 50 100
J
DESIGN DATA
ADT 2018 = 144,810
ADT 2040 = 183,700
PROJECT LENGTH
LENGTH ROADWAY TIP PROJECT U-2719 /U-4437 = 6.087 MILES
Prepared for the Office of:
DIVISION OF HIGHWAYS
1000 Birch Ridge Dr., Raleigh NC, 27610®eP
HYDRAULICS ENGINEER
1' 1 "
LENGTH STRUCTURES TIP PROJECT U-2719 /U-4437 = 0.162 MILES
2018 STANDARD SPECIFICATIONS
®o
PLANS
K = 10 %
D 55 %
TOTAL LENGTH TIP PROJECT U-2719 /U-4437 = 6.249 MILES
YE.
a��
Fill
=
PAUL MEEHAN, PE
SIGNATURE:
'
a
50 25 0 50
100
T 9 % *
RIGHT OF WAY DATE.
YXOJECI' ENGINEER
V = 70 MPH
OCTOBER 2, 2018
ROADWAY DESIGN
77
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* TTST = 5% DUAL = 4%
LETTING DATE:
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FUNC CLASS =
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OCTOBER 2, 2018
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NCDOT CONTACT. DESIGN PROJECT ENGINEER
Y.E.
J
PROFILESTATEWIDE -BUILD UNIT -
\ (VERTICAL) /\ /\ .
%\
SIGNATURE: /\
'

LEGEND
Si ihmittPrl 4M/7n71
LANE
PROJECT REFERENCE NO.
U-2719
ILW SHEET NO.
SHEET NO.
14
PENTABLE: NCDOT_ permits_NOCON.tbl
TIME: 12:07:44 PM
Lane_Construction_Corp\Lane_I-440_Widening\ 6.0_CAD_BIM\ 6.2_WIP\U-2719\ Hydraulics \PERMITS_Environmental\ Drawings \U2719-U4437_PRM_PSH.dgn
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SEE DETAIL 'W'
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DENOTES TEMPORARY
IMPACTS IN SURFACE WATER
DENOTES MECHANIZED
CLEARING
DENOTES FILL IN
WETLAND
DENOTES IMPACTS IN
SURFACE WATER
DENOTES EXCAVATION
IN WETLAND
DENOTES IMPACTS DUE TO
LAKE DRAWDOWN
2GI(D)
EXISTING R
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REMOVE DI
104
Zq P
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18" CMP
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/SITE 7 /
SITE 9
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Q10= 4.96 CFS
V10= 1.45 FPS
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CLASS 'B' RI
EST. 2 TONS
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HDR Engineering, Inc. of the Carolinas
555 Fayetteville St, Suite 900 Raleigh, N.C. 27601
N.C.B.E.L.S. License Number: F-0116
-Y11 POT Sta. 100+00
FAMIMIMMIMIEIMM_ SITE 6 ��V-•A� ----
.i�11�S[r .tall .. -
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Ely 58' 52' 14.p. E
DETAIL BB
BANK STABILIZATION
(Nolto Scale)
CHANNEL BED
Noriablel
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FROM STA. 284+90 TO STA. 287+27 -L1- RT
GONG BLOCK
INV"403.0E'
30' UTIL ESMT (BM19JI-4)
DETAIL BI
CULVERT OUTLET STABILIZATION
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F.
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STA. 284+70 —L1— RT
2GI W/FG
CAROLINA
15" CSP
DRAWDOWN STRUCTURE -
SEE DETAILS, SHEET 2D-3
WH
SITE 7
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SEE SHEET 14B
1-440 WBL / US-1 5BL 31' BST O
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l5 11.5 0 ]5 50
GRAPHIC SCALE
sp, S
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CHANNEL BANK STABILIZATION
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GeotexRle
on hanks only
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Est. = 150 Tons of Class I Rip -Rap
FROM 284+24 -L1-LT STA. TO STA. 285+84 -LI-LT
`VI2f1V. a !: =T:i'•-•,
OUTLET S ABIL
CLASS 'II' RIP
EST. 388 NS `.,
298 SY G TEXTII
SEE SHEET 2 .1
DETAIL N.
REINFORCED SOIL SLOPES
FROM STA.283+50
TO 288+00 -L1 RT
BANK STABILIZATION
CLASS 'I' RIP RAP
EST.130 TONS
180 SY GEO-TEXTILE
SEE SHEET 2D-2
DETAIL 'BB'
CLASS 'I' RIP RAP
EST. 75 TONS
90 SY GEO-TEXTILE
SEE SHEET 2D-2
SEE DETAIL 'BQ'
-LI- TS Sta.2874-8927
" CSP
OWS
CAROLINA POWER AND LIGHT CO
-LI- SC Sto. 289+09
BERM 'V' D
SEE SHEET -1
SEE DETAIL
48" RCP -III
ROADWAY DESIGN
ENGINEER
HYDRAULICS
ENGINEER
DOCUMENT NOT CONSIDERED FINAL
UNLESS ALL SIGNATURES COMPLETED
61, Gradient, PLLC
oRenoleeu7 127 W. Chatham St Cary, NC 27511
„__._. N.C.B.E.L.S. License Number: P-1875
15" RCP -IV s.
6 CURB e,
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00
-LI- ST Sto.291+83.02
PERMIT DRAWING
SHEET OF

Submitted 4/23/2021
PROJECT REFERENCE NO.
RENTABLE: NCDOT_ permits_NOCON.tbl
PLOT DRIVER: NCDOT_ pdf_col or_ eng_ 100.plt
USER: CMYERS DATE: 4/5/2021 TIME: 12:10:11 PM
FILE: Lane_Construction_Corp\Lane_I-440_Widening\ 6.0_CAD_BIM\ 6.2_WIP\U-2719\Hydraulics\ PERMITS_ Environmental\Drawings\U2719-U 4437_ PRM_ PSH. dgn
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0
LEGEND
/TV/,/
DI
DENOTES MECHANIZED
CLEARING
DENOTES FILL IN
WETLAND
DENOTES TEMPORARY
IMPACTS IN SURFACE WATER
DENOTES IMPACTS IN
SURFACE WATER
DENOTES EXCAVATION
IN WETLAND
DENOTES IMPACTS DUE TO
LAKE DRAWDOWN
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on banks only
DETAIL BJ
CHANNEL BANK STABILIZATION
( Not to Scale)
c roun A
"0
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CHANNEL BED
(Variab e)
Length = 160 Ft.
Est. = 150 Tons of Class I Rip -Rap
Natural
—Ground
FROM 284+24 -L1-LT STA. TO STA. 285+84 -L1-LT
,,szs
GRAPHIC SCALE
U-2719
SHEET NO.
14A
RAW SHEET NO.
ROADWAY DESIGN
ENGINEER
HYDRAULICS
ENGINEER
DOCUMENT NOT CONSIDERED FINAL
UNLESS ALL SIGNATURES COMPLETED
HDR Engineering, Inc. of the Carolinas
555 Fayetteville St, Suite 900 Raleigh, N.C. 27601
N.C.B.E.L.S. License Number: F-0116
LANE
/SF6
DE EL
.'� PE TO ":1 WITH
CLASS 'I' RI P
SEE SHEET 2D-'
SEE DETAIL 'BJ'
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00/11,1100.11110.10*1001,11000,
DITCH DATA
Q10= 4.96 CFS
V10= 1.45 FPS
T15" RC'RJ/
PERMIT DRAWING
SHEET OF

Submitted 4/23/2021
,,szs
GRAPHIC SCALE
PROJECT REFERENCE NO.
U-2719
SHEET NO.
14B
RENTABLE: NCDOT_ permits_NOCON.tbl
PLOT DRIVER: NCDOT_ pdf_col or_ eng_ 100.plt
USER: CMYERS DATE: 3/22/2021 TIME: 2:45:12 PM
FILE: Lane_Construction_Corp\Lane_I-440_Widening\ 6.0_CAD_BIM\ 6.2_WIP\U-2719\Hydraulics\ PERMITS_ Environmental\Drawings\U2719-U 4437_ PRM_ PSH. dgn
DENOTES IMPACTS IN
SURFACE WATER
DENOTES TEMPORARY
IMPACTS IN SURFACE WATER
Ground
Geotextile
on banks only
Miq,
BgH4.
DETAIL BB
BANK STABILIZATION
( Not to Scale)
SO
CHANNEL BED
(Variab e)
Est. =Class I Rip -Rap
aturnadl
rou
FROM STA. 284+90 TO STA. 287+27 -L1- RT
sl-WFG-
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DETAIL BI
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Length= 35 Ft.
( Not to Scale)
Channel Bed
(Variable)
Type of Liner= CL II Rip -Rap - Keyed -In
Natural Bed
Elevation
Natural
Ground
STA. 284 + 70 -L1- RT
371
DRAWDOWN STRUCTURE
SEE DETAILS, SHEET 2D-3
7eWH
SITE 7
—Y15B— POT Sta.17+66.7/
oo
1
OUTLET S ABILATION
CLASS 'II' RIP P
EST. 388 T NS
298 SY G
SEE SHEET 2
DETAIL 'BI'
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=
TEXTIL
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REINFORCED SOIL SLOPES
FROM STA.283+50
TO 288+00 -L1 RT
BANK STABILIZATION
CLASS 'I' RIP RAP
EST. 130 TONS
180 SY GEO-TEXTILE
SEE SHEET 2D-2
DETAIL 'BB'
ST P
sr
CLASS 'I' RIP RAP
EST. 75 TONS
90 SY GEO-TEXTILE
SEE SHEET 2D-2
SEE DETAIL 'BQ'
-LI- TS Sta, 287+89.27
CSP
OW
MH
RAN SHEET NO.
ROADWAY DESIGN
ENGINEER
HYDRAULICS
ENGINEER
DOCUMENT NOT CONSIDERED FINAL
UNLESS ALL SIGNATURES COMPLETED
HDR Engineering, Inc. of the Carolinas
555 Fayetteville St, Suite 900 Raleigh, N.C. 27601
N.C.B.E.L.S. License Number: F-0116
LANE
PERMIT DRAWING
SHEET OF

RENTABLE: NCDOT_ permits_NOCON.tbl
d
TIME: 12:50:30
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Lane_Construction_Corp\Lane_I-440_Widening\ 6.0_CAD_BIM\ 6.2_WIP\U-2719\ Hydraulics \PERMITS_Environmental\ Drawings \ Buffers \U2719-U4437_BUF_PSH.dgn
Si ihmittPrl 4M/2n21
BERM 'V' DITCH
SEE SHEET 2D-1
SEE DETAIL 'W'
2GI(D)
2GI(A)
W/FG
- PT t. / +7/
1.12�RT (E" PR
DETAIL B1
CHANNEL BANK 5TA01 - 0
( No Scale)
GeobMlle
on banks
CHANNEL BED
(Variable)
ngth= 160 Ft.
st.= 150 Tons of Class I Rip -Rap
FROM 284+24 -L1-LT STA. TO STA. 285+84 -L1-LT
DETAIL BB
BANK STABILIZATION
Not to Scale)
— Cnd
Ca=1.le)ED
Est.=Class I Rip -Rap
FROM STA. 284+90 TO STA. 287+27 -L1- RT
CONSTRUCT PERMANENT 1' WIDE BASE` a ITfKH
FOR CLEAN WATER DIVERSION PRIOR
COMMENCEMENT OF CONSTRUCTION 0
PERMANENT DAM BREACH CHANNEL;
SEE DETAIL 2D-7B
PERMANENT 10' WIDE BASE
DAM BREACH CHANNEL
DETAIL 2D-7A
2' THICK CLASS '1' RIPRAP, OVER
4" THICK #57 STONE WILIER
FABRIC TO ELEV. 391 (OR
BENCH); FINISHED GRADE
SHOWN AT TOP FACE OF RIP
RAP; DETAIL 2D-7A
0 GONG BLOC
REMOVE EXISTING PIPES
8 CONCRETE SPILLWAY
STRUCTURE(S)
SITE 6 EME�•_.%
30' UTIL ESMT (13M197e-9,
DETAIL BI
CULVERT OUTLET STABILIZATION
Not. Sale) moral Bed
Flevan'on
k onbans only Channel Bed
a basks
IenBth= 35 H. (Variable)
Type of Liner = CL II Rip -Rap - Keyed -In
STA.284+70 -L1- RT
DRAWDOWN STRUCTURE -
SEE DETAILS, SHEET 2D-3
WH
TREE PROTECTION,
DO NOT DISTURB
-Yl5B- POT Sta. /7+66.7/
F00T6
o/p F
do
SITE 7
LEGEND
MITIGABLE IMPACTS ZONE 1
MITIGABLE IMPACTS ZONE 2
ALLOWABLE IMPACTS ZONE 2
ALLOWABLE IMPACTS ZONE 1
- - • EXISTING TRANSPORTATION
FACILITY
PE TO
CLASS 'I' RI'
SEE SHEET IL 2'BJD-
". SEE DETA'
E',- L 'V' DITCH
EET 2D-1
TAIL 'U'
CLASS 'B' RI'
EST. 2 TONS
SY GEOTEXTILE
EXISTING R/W
6060' CH��
T T TL '0CT 0 WIFG
1-440 wet / 05-1 SBL 31' BST ID
REINFORCED SOIL SLOPES
FROM STA.283+50
TO 288+00 -L1 RT
BANK STABILIZATION
CLASS 'I' RIP RAP
EST.130 TONS
180 SY GEO-TEXTILE
SEE SHEET 2D-2
DETAIL 'BB'
p ST-P
OUTLET S ABILfZA
CLASS 'II' RIP �1\p
EST. 388 NS
298 SY G TEXT!.I
SEE SHEET 2 .1
DETAIL 'BI' N.
CLASS 'I' RIP RAP
EST. 75 TONS
90 5Y GEO-TEXTILE
SEE SHEET 2D-2
SEE DETAIL 'BO'
LANE
HDR Engineering, Inc. of the Carolinas
555 Fayetteville St, Suite 900 Raleigh, N.C. 27601
N.C.B.E.L.S. License Number: F-0116
-Y19- POT St0.100+00.
BERM 'V' D C
SEE SHEET a-1
SEE DETAIL
SITE 7 DOWNSTREAM AND SITE 8 BUFFER IMPACTS REMOVED DUE TO
UTILITY EASEMENT MAINTENANCE AND 4C DISCUSSION
-LI- TS Sta.287+89.27
-LI- SC Sta. 289+09
PROJECT REFERENCE NO.
SHEET NO.
U-2719
14
R Af SHEET NO.
ROADWAY DESIGN
ENGINEER
HYDRAULICS
ENGINEER
DOCUMENT NOT CONSIDERED FINAL
UNLESS ALL SIGNATURES COMPLETED
25 12.5 0
Gradient, PL
127 W. Chatham S' '',15CLE27511
vRAoIENT N.C.B.E.L.S. License Number: P-1875
25
50
r1EIE \I
-L/- CS Sta. 290+63.02
ISB
X
6CURB 8. VCP TO
YF
%FG
AMMI
2G1 W/FG
42" RCP-111
JB W/MH
•
-L/- ST Sta. 291+83.02
BUFFER DRAWING
SHEET OF

Si ihmittPrl 4M/2n21
LANE
PROJECT REFERENCE NO.
U-2719
RNI SHEET NO.
PENTABLE: NCDOT_ permits_NOCON.tbl
PLOT DRIVER: NCDOT_ pdf_col or_ eng_ 100.plt
TIME: 2:21:01 PM
4/13/2021
USER: CMYERS
Lane_Construction_Corp\Lane_I-440_Widening\6.0_CAD_BIM\6.2_WIP\U-2719\ Hydraulics \PERMITS_Environmental\ Drawings \U2719-U4437_PRM_PSH.dgn
LEGEND
DENOTES IMPACTS IN
SURFACE WATER
DENOTES IMPACTS DUE TO
LAKE DRAWDOWN
MATCHLINE, SEE SHEET 29
RAVESWOOD DR 23' BST
HDR Engineering, Inc. of the Carolinas
555 Fayetteville St, Suite 900 Raleigh, N.C. 27601
N.C.B.E.L.S. License Number: F-0116
ROADWAY DESIGN
ENGINEER
HYDRAULICS
ENGINEER
DOCUMENT NOT CONSIDERED FINAL
UNLESS ALL SIGNATURES COMPLETED
Gradient, PLLC
aFeAoleN7 127 W.Chatham St Cary, NC 27511
.._.a.! �. N.C.B.E.L.S. License Number: P-1875
25 2.5 0 25 50
GRAPH
PERMIT DRAWING
SHEET OF
SEE SHEET NO. 71 FOR -Y15A- PROFILE

Submitted 4/23/2021
LANE
PROJECT REFERENCE NO. SHEET NO.
U-2719 29A
INN SHEET NO.
PENTABLE: NCDOT_ permits_NOCON.tbl
PLOT DRIVER: NCDOT_ pdf_col or_ eng_ 100.plt
TIME: 3:02:40 PM
USER: CMYERS
Lane_Construction_Corp\Lane_I-440_Widening\ 6.0_CAD_BIM\6.2_WIP\U-2719\ Hydraulics \PERMITS_Environmental\ Drawings \ Buffers \U2719-U4437_BUF_PSH.dgn
Z
0
ce
ce
NEW SHEET; ADDED TDE ON PARCEL 71 AROUND WHITE OAK LAKE.
—L ZB
-1.1- 280+• 6.1
1028.05' LT
(EX PROP CORNER)
L1- 280+41.1
1062.79' LT
Z ZR (EX PROP CORNER)
WZAA
-L1- 2: +6 • .41
�p1
�Ol
TDE
RZ 2
E
TQE
WHITE 04K LAKE
WATER ELENATION-40219'
\�o
304
MATCHLINE, SEE SHEET 29
EXIST
EXISTING RAM
822 � i•(DF/
1 Z8 —
—
tie
RAVENWOOD DR 23' BST 6. 05,5
HDR Engineering, Inc. of the Carolinas
555 Fayetteville St, Suite 900 Raleigh, N.C. 27601
N.C.B.E.L.S. License Number: F-0116
ROADWAY DESIGN
ENGINEER
HYDRAULICS
ENGINEER
DOCUMENT NOT CONSIDERED FINAL
UNLESS ALL SIGNATURES COMPLETED
Gradient, PLLC
wAo127 W. Chatham St Cary, NC 27511
o
..A_. lcav� N.C.B.E.L.S. License Number: P-1875
BUFFER DRAWING
SHEET OF
SEE SHEET NO. 71 FOR -Y15A- PROFILE

Revised
Submitted 4/23/2021
WETLAND AND SURACE WATER IMPACTS SUMMARY
WETLAND IMPACTS
SURFACE WATER IMPACTS
Site
No.
Station
(From/To)
Structure
Size / Type
Permanent
Fill In
Wetlands
(ac)
Temp.
Fill In
Wetlands
(ac)
Excavation
in
Wetlands
(ac)
Mechanized
Clearing
in Wetlands
(ac)
Hand
Clearing
in
Wetlands
(ac)
Permanent
SW
impacts
(ac)
Temp.
SW
impacts
(ac)
Existing
Channel
Impacts
Permanent
(ft)
Existing
Channel
Impacts
Temp.
(ft)
Natural
Stream
Design
(ft)
1
SAK - 230+75 -L1A- Lt
Rip Rap at 18" Outlet
< 0.01
< 0.01
7
10
2
WK - 244+95 -L1A- Lt
Lateral Ditch
0.01
3
SX - 245+72 -L1A-
Culvert Clean Out
< 0.01
0.03
9
41
3
SX - 245+72 -L1A-
Bank Stabilization
0.03
0.09
93
97
4
SW - 41+85 -Y10- Rt
Rip Rap in Stream
0.03
112
5
OWD - 21 +50-Y10RPA-
Draining/Filling Pond
1.25
6
WF - 282+90 -L1- Lt
Roadway Fill
0.01
0.05
7
ST - 284+75 -L1- Rt
Outlet Stabilization
0.04
< 0.01
97
22
7
ST- 584+75 -L1- Lt
Inlet Stablization
0.08
298
7A
WH-284+75 -L1- RT
Outlet Stabilization
< 0.01
< 0.01
8
***SV - 286+00 -L1- Rt
Bank Stabilization
0.02
244
9
SU - 284+50 -L1- Lt
Fill/Stabilization
0.01
147
12
SS - 17+50-Y25RB- Lt
Channel Imp./Bank Stab.
0.01
0.01
34
65
13
SR -16+20-Y25RC- Rt
Roadway Fill/Outlet Stab.
0.04
0.01
117
50
14
**SO - 15+79-Y25RD-
Roadway Fill/Outlet Stab.
0.05
< 0.01
388
40
14
to 364+68 -L2RT- Rt
Bank Stabilization
0.01
< 0.01
85
70
14
Utilities
Bank Stabilization
< 0.01
35
15
SP - 11+90 -Y29E-
30" CSP
< 0.01
< 0.01
56
10
16
SN - 365+75 -L3- Rt
36" WSP & 36" CSP
0.01
< 0.01
70
24
17
SC - 433+33 -L3-
8' x 8' Culvert Extension/Stab.
0.04
< 0.01
97
40
18
SAN - 433+00 -L3- Rt
Lateral Ditch
0.01
< 0.01
31
39
19
SE - 466+00 -L3-
48" RCP Extension
< 0.01
< 0.01
29
22
SHEET TOTALS*:
0.01
0.07
1.62
0.21
1837
642
0
*Rounded totals are sum of actual impacts
NOTES:
**Stream SO is being daylighted for approx. 825 LF that was previously being piped through a 66" RCP.
***Streams SV banks are being stabilized due to existing stream erosion along the banks.
Site 10 and 11 removed due to revised delineation.
2018 Feb
NC DEPARTMENT OF TRANSPORTATION
DIVISION OF HIGHWAYS
04-02-2021
Wake County
U-2719
35869.3.1
SHEET OF

Revised
Submitted
4/23/2021
WETLAND AND SURACE WATER IMPACTS SUMMARY
WETLAND IMPACTS
SURFACE WATER IMPACTS
Site
No.
Station
(From/To)
Structure
Size / Type
Permanent
Fill In
Wetlands
(ac)
Temp.
Fill In
Wetlands
(ac)
Excavation
in
Wetlands
(ac)
Mechanized
Clearing
in Wetlands
(ac)
Hand
Clearing
in
Wetlands
(ac)
Permanent
SW
impacts
(ac)
Temp.
SW
impacts
(ac)
Existing
Channel
Impacts
Permanent
(ft)
Existing
Channel
Impacts
Temp.
(ft)
Natural
Stream
Design
(ft)
20
SW - 18+75 -Y9-
14x7 RCBC
0.02
98
20
SW - 18+75 -Y9-
Bank Stabilization
0.02
< 0.01
65
18
22
OWC- 280+00-284+00 -L1- RT
Pond Dam Breach
5.10
TOTAL SHEET 1
0.01
0.07
1.62
0.21
1837
642
PROJECT TOTALS*:
0.01
0.07
6.76
0.22
2000.00
660.00
*Rounded totals are sum of actual impacts
NOTES:
Site 22 wetland WZAA along OWC are shown as impacted due to lake drawdown. Impact area is 2.65 ac.
2018 Feb
NC DEPARTMENT OF TRANSPORTATION
DIVISION OF HIGHWAYS
4-02-2021
Wake County
U-2719
35869.3.1
SHEET OF

Submitted 4/23/2021
Revised
RIPARIAN
BUFFER IMPACTS SUMMARY
IMPACTS
BUFFER
REPLACEMENT
Site
No.
Station
(From/To)
Structure
Size /Type
TYPE
ALLOWABLE
MITIGABLE
ROAD
CROSSING
BRIDGE
PARALLEL
IMPACT
ZONE 1
(ft2)
ZONE 2
(ft2)
TOTAL
(ft2)
ZONE 1
(ft2)
ZONE 2
(ft2)
TOTAL
(ft2)
ZONE 1
(ft2)
ZONE 2
(ft2)
1
SAK - 230+75 -L1A- Lt
Rip Rap at 18" Outlet
X
1272
1272
3
SX - 245+72 -L1A-
Culvert Clean Out
X
1753
212
1965
Bank Stabilization
X
3612
1923
5535
4
SW - 41 +85 -Y10- Rt
Rip Rap in Stream
X
5604
4248
9852
3711
3711
6
WF
X
7
ST - 284+75 -L1- Lt
Inlet Stabilization
X
14399
6548
20947
8**
SV - 286+00 -L1- Rt
9
SU - 284+50 -L1- Lt
Fill/ Stabilization
X
6639
2738
9377
10
OWC- 280+00 -284+00 -L1- Lt
Pond Dam Breach
X
10337
4597
14934
12
SS - 17+50-Y25RB- Lt
Channel Imp./Bank Stab.
X
6199
3968
10167
13
SR -16+20-Y25RC- Rt
Roadway Fill/Outlet Stabilization
X
7989
6169
14158
14
SO - 15+79-Y25RD-
Roadway Fill
X
X
6846
1384
8230
14827
7423
22250
SO - 360+64 -L2RT-
8" SS
4075
1396
5471
15
SP - 11+90 -Y29E-
30" CSP
X
3767
3730
7497
16
SN - 365+75 -L3- Rt
36" WSP & 36" CSP
X
3379
367
3746
775
206
981
17
SC - 433+33 -L3-
8' x 8' Culvert Extension/Stab.
X
3660
1592
5252
18
SAN - 433+00 -L3- Rt
2' Base Lateral Ditch
X
3035
2070
5105
19
SE - 466+00 -L3-
48" RCP Extension
X
2179
926
3105
20
SW - 18+75 -Y9-
14' x 7' RCBC
X
5515
3172
8687
21
SC - 38+70-Y35RA- Rt
Bank Stabilization
X
433
406
839
TOTALS*:
72597
34063
106660
37409
19012
56421
0
0
NOTES:
** SITE 7 DOWNSTREAM SITE 8 BUFFER IMPACTS REMOVED DUE TO UTILITY EASEMENT MAINTENANCE AND 4C DISCUSSION
2018 Feb
NC DEPARTMENT OF TRANSPORTATION
DIVISION OF HIGHWAYS
04/02/2021
WAKE COUNTY
U-2719
35869.3.1
SHEET OF

Submitted 4/23/2021
WETLANDS IN BUFFER IMPACTS SUMMARY
SITE
NO.
STATION (FROM/TO)
WETLANDS IN
BUFFERS
ZONE 1
(ft2)
ZONE 2
(ft2)
6
WF
392
876
10
WZAA
348
TOTAL:
740
876
Re
vised 2018 Feb
NC DEPARTMENT OF TRANSPORTATION
DIVISION OF HIGHWAYS
04/02/2021
WAKE COUNTY
U-2719
35869.3.1
SHEET OF
Rev. Jan 2009