HomeMy WebLinkAbout20201388 Ver 1_HC_ALL_SHEETS_11x17_20210419N
100.41,
STATE
PROJECT REFERENCE NO.
SHEEI
NO.
10IA
SHFETS
,.
ASH 006
1
26TATE
RESOURCE INSTITUTE
H
e
HODGES
CREEK UT1
U
S
DESIGN STREAM TYPE
DESIGN REACH LENGTH
Bo
2,262 FEET
Bc
90 FEET
W
nPROJECT
)
SURRY
COUNTY
BANKFULL XSEC AREA
22.5
17.1
3.4
6.6
LOCATION
.=
BANKFULL WIDTH
0
W/D RATIO MAX BANKFULL DEPTH
13 1.84
0.7
13
IX
Casst ns Rd.
LOCATION: SURRY COUNTY, NC
..
0—
Z
TYPE OF WORK: STREAM RESTORATION
0
VICINITY
MAP
co.....e
HA
a
INDEX
OF SHEETS
Z
1... TITLE
1A . . . STREAM
GENERAL
ig ... CONSTRUCTION
2 • • • TYPICAL
SHEET
CONVENTIONAL SYMBOLS
NOTES
SEQUENCE
SECTIONS
BEGIN CONSTRUCTION
K RES
2A - 2J ... DETAILS
3 - 3B ... TABLES
4-9 ... PLAN
10... TRIBUTARY
I I - I 2 ... VEGETATION
AND PROFILE
PROFILE ONLY
PLAN
STA. 10+00.00
S
1 Fly,
I
T
T
_
SHEET 9
SHEET 8 END CONSTRUCTION
STA. 32+61.77
UT I
STA. 10+00.00-10+89.52
)DGES 1
Z
_1
0
CC
Co-
Nif,N5 CD.
CPSS-V
HGRAPHIC
SCALES
e REVISIONS N
PREPARED FOR:
PREPARED IN THE OFFICE OF:
PROJECT ENGINEER
NO.
DESCRIPTION
ENGR.
APPROV.
DATE
ECOSYSTEM 1150 SE MAYNARD ROAD
SUITE 140
U
ISSUED FOR PERMITTING
EB
EP
04/13/21
PLANNING 8c RALEIGH, NC 27511
A
10 0 20
40
RESTORATION LICENSE # P-1182
Li...!20
PLANS
l'7
RESOURCE
PROGRESS DRAWING
INS III UTE
FOR REVIEW PURPOSES ONLY
20 10 0 20
40
DO NOT USE FOR CONSTRUCTION
0
2631 REYNOLDA RD, SUITE A,
SUMMER 2021
ERIN BENNETT, PE
PROFILE (HORIZONTAL)
WINSTON-SALEM, NC 27106
(336) 750-0522
LETTING DATE:
PROJECT ENGINEER
IX
5 0 5 10
CHARLES ANDERSON
11
PROJECT CONTACT
P.E.
a
N. l
PROFILE (VERTICAL)
SIGNATURE:
0
STREAM CONVENTIONAL SYMBOLS
GENERAL NOTES
(PROJECT1
ASH006
(SHEET NO.
A
0 11.2.91
ao
•5=IMI
U:1
ROCK J-HOOK a
ROCK VANE 0
OFFSET ROCK CROSS VANE
ROCK CROSS VANE e
TEMPORARY SILT CHECK
ROOTVVAD 0
GRADE CONTROL LOG J-HOOK VANE
LOG VANE
LOG STEP
ROCK STEP
LOG CROSS VANE e
CONSTRUCTED CASCADE
CONSTRUCTED RIFFLE 0
BOULDER CLUSTER
LOG ROLLER
GRADE CONTROL WOODY RIFFLE 0
TOEWOOD WITH GEOLIFT
SOD MATS 0
* DEBRIS JAM
&qIa%
SINGLE WING DEFLECTOR
DOUBLE WING DEFLECTOR
— SF — SAFETY FENCE
— TP — TAPE FENCE
TEMPORARY SILT FENCE
CONSERVATION EASEMENT
- - 20 - - EXISTING MAJOR CONTOUR
EXISTING MINOR CONTOUR
LIMITS OF DISTURBANCE
BANKFULL BENCH (GRADE)
PROPERTY LINE
ACCESS ROAD
STREAM THALWEG
STREAM TOP OF BANKS
— — - FEMA FLOOD BOUNDARY ZONE AE
FOOT BRIDGE
TEMPORARY STREAM CROSSING
PERMANENT FORD STREAM CROSSING
TRANSPLANTED VEGETATION
X TREE REMOVAL
Z` TREE PROTECTION
GEOLIFT
CHANNEL FILL / DITCH PLUG
GRADE BANK 2:1 OR FLATTER
EXISTING WETLANDS
SURVEYED EXISTING RIFFLE
— I I I —
10+00
J
LJ
%
F.:77A
**NOTE: ALL ITEMS ABOVE MAY NOT BE USED ON THIS PROJECT
1. THE CONTRACTOR IS REQUIRED TO INSTALL 1NSTREAM STRUCTURES USING
A TRACK HOE WITH A HYDRAULIC THUMB OF SUFFICIENT SIZE TO PLACE
BOULDERS, AND LOGS.
2. WORK IS BEING PERFORMED AS AN ENVIRONMENTAL RESTORATION PLAN.
THE CONTRACTOR SHOULD MAKE ALL REASONABLE EFFORTS TO REDUCE
SEDIMENT LOSS AND MINIMIZE DISTURBANCE OF THE SITE WHILE
PERFORMING THE CONSTRUCTION WORK.
3. CONSTRUCTION IS SCHEDULED TO BEGIN WINTER 2021.
4. ALL EXISTING CHANNELS TO BE FILLED SHALL HAVE ALLUVIUM EXCAVATED
AND STOCKPILED FOR THE USE IN IN -STREAM STRUCTURES PRIOR TO FILLING.
5. ALL DISTURBED STREAM BANKS SHALL BE SEEDED. MULCHED, MATTED AND
LIVE STAKED UNLESS OTHERWISE NOTED.
GENERAL
NOTES
6. STONE BACKFILL FOR INSTREAM STRUCTURES SHALL INCLUDE AN EVEN MIX OF
CLASS A. CLASS B AND ONSITE ALLUVIUM IF AVAILABLE. IF ONSITE ALLUVIUM IS NOT AVAILABLE
CLASS A, CLASS B AND #57 STONE.
7. REPLACE ALL EXISTING FENCING WITHIN THE WORK AREA AFTER WORK TO EXISTING CONDITIONS.
8. PRIOR TO BEGINNING ANY LAND DISTURBING ACTIVITIES, NOTIFICATION AND APPROVAL MUST BE
GRANTED FROM THE US ARMY CORP OF ENGINEERS, AND NC DIVISION OF WATER RESOURCES.
9. THE CONTRACTOR SHALL CONTACT NORTH CAROLINA "ONE CALL"CENTER (1.800.632.4949)
BEFORE ANY EXCAVATION.
10. THE CONTRACTOR WILL MOBILIZE EQUIPMENT AND MATERIALS TO THE SITE USING THE EXISTING
ACCESS ROADS OFF DYNASTY LANE.
11. THE CONTRACTOR WILL UTILIZE EXISTING ENTRANCES, PATHS, AND ROADS TO THE EXTENT POSSIBLE.
ANY NECESSARY STREAM CROSSINGS SHALL CONSIST OF TIMBER MAT CROSSINGS AND BE BORDERED
BY SILT FENCE.
12. CONTRACTOR WILL STORE ALL EQUIPMENT AND MATERIALS IN STAGING AND STOCKPILE AREAS.
13. ANY STOCKPILED SOIL MATERIAL SHALL BE BORDERED ON THE DOWNHILL SIDE BY SILT FENCE SO THAT ANY
WASHED SEDIMENT IS TRAPPED.
14. UPON COMPLETION OF EACH SECTION OF THE CHANNEL CONSTRUCTION, ALL DISTURBED FLOODPLAIN AREAS
INCLUDING STAGING AREAS AND HAUL ROADS, SHALL BE SEEDED AND MULCHED.
PERMANENT SEEDING MIXTURES SHALL BE APPLIED AS SHOWN ON THE PLANS. SEEDING
SHALL BE APPLIED IN ALL DISTURBED AREAS AND AREAS WITHIN THE WORK AREA SUSCEPTIBLE TO
EROSION (I.E. DISTURBED DITCH BANKS, STEEP SLOPES, AND SPOIL AREAS).
15. CONTRACTOR SHALL NOT DISTURB STABLE SECTIONS OF THE CHANNEL AS DIRECTED BY THE ENGINEER.
16. ALL AREAS SHOULD BE SEEDED AND MULCHED BEFORE LEAVING THE PROJECT REACH.
REMOVE TEMPORARY STREAM CROSSINGS AND ANY IN -STREAM TEMPORARY ROCK DAMS.
ALL WASTE MATERIAL MUST BE REMOVED FROM THE PROJECT SITE.
17. THE CONTRACTOR SHALL PLANT WOODY VEGETATION AND LIVE STAKES, ACCORDING TO PLANTING DETAILS
AND SPECIFICATIONS. THEY SHOULD COMPLETE THE REFORESTATION (BARE ROOT PLANTING) PHASE OF
THE PROJECT AND APPLY PERMANENT SEEDING AT THE APPROPRIATE TIME OF THE YEAR.
18. THE CONTRACTOR SHALL ENSURE THAT THE SITE IS FREE OF TRASH AND LEFTOVER CONSTRUCTION
MATERIALS BEFORE MOVING ON TO A NEW SECTION OF CHANNEL.
REVISIONS
NO.
DESCRIPTION
ENGR.
APPROV.
DATE
1
ISSUED FOR PERMITTING
EB
EP
04/13/21
[
PREPARED FOR:
IV=ZOLI
1Nil1IUTL
2631 REYNOLDA RD. SUITE A,
WINSTON-SALEM. NC 27106
(336) 750-0522
HODGES CREEK RESTORATION PROJECT
SURRY COUNTY, NC
PREPARED IN THE OFFICE OF:
ECOSYSTEM
PLANNING 8c
RESTORATION
150 SE MAYNARD RD, SUITE 140
RALEIGH, NC 27511
LICENSE # P-1182
PROJECT ENGINEER
PROGRESS DRAWING
FOR REVIEW PURPOSES ONLY
DO NOT USE FOR CONSTRUCTION
CONSTRUCTION SEQUENCE
(PROJECT1
ASH006
(SHEET NO.
1B
CONSTRUCTION SEQUENCE
PROVIDED AT 90% DESIGN
CONSTRUCTION
SEQUENCE
REVISIONS
NO.
DESCRIPTION
ENGR.
APPROV.
DATE
1
ISSUED FOR PERMITTING
EB
EP
04/13/21
[
PREPARED FOR:
krZOLI RCP,
1NilhIUTL
2631 REYNOLDA RD. SUITE A,
WINSTON-SALEM. NC 27106
(336) 750-0522
HODGES CREEK RESTORATION PROJECT
SURRY COUNTY, NC
PREPARED IN THE OFFICE OF:
ECOSYSTEM
PLANNING 8c
RESTORATION
1150 SE MAYNARD RD, SUITE 140
RALEIGH, NC 27511
LICENSE # P-1182
PROJECT ENGINEER
PROGRESS DRAWING
FOR REVIEW PURPOSES ONLY
DO NOT USE FOR CONSTRUCTION
TYPICAL SECTIONS
(PROJECT
ASH006
(SHEET NO.)
2
VARIES 0_
"Bc" TYPE CHANNELS
WBKF
ABKF
„..4 VARIES 0_
W2
TYPICAL RIFFLE CROSS SECTION
WPOOL
/>WAXAW
s,3
APOOL
W3
TYPICAL POOL CROSS SECTION
W4
NOTES: THE BANKFULL BENCH LINE SHOWN ON THE PLAN SHEETS CORRESPONDS TO THE BACK OF THE BANKFULL BENCH/TOE OF TERRACE SLOPE
./>x/>.YAxAW
TYPICAL
SECTIONS
B STREAM TYPE REPRESENTATIVE CROSS SECTION DIMENSIONS
Stream Sheet Range Station Range
RIFFLES
ABKF WBKF W1 W2 D1 D2 51 52
POOLS
APool W Pool W3 W4 D3 53
Hodges Creek
5 - 9
10+00 - 30+71
22.5
17.1
4.3
4.3
0.13
1.71
32.5:1
2.5:1
52.7
25.7
5.1
10.3
3.42
3:1
UT1
6
10+00 - 10+89.52
3.4
6.6
1.7
1.7
0.05
0.66
32.5:1
2.5:1
8.0
10.0
2.0
4.0
1.33
3:1
REVISIONS
NO.
DESCRIPTION
ENGR.
APPROV.
DATE
1
ISSUED FOR PERMITTING
EB
EP
04/13/21
[
PREPARED FOR:
111J=ZOLI RCP,
1NilhIUTL
2631 REYNOLDA RD. SUITE A,
WINSTON-SALEM. NC 27106
(336) 7E0-0522
HODGES CREEK RESTORATION PROJECT
SURRY COUNTY, NC
PREPARED IN THE OFFICE OF:
ECOSYSTEM
PLANNING 8c
RESTORATION
1150 SE MAYNARD RD, SUITE 140
RALEIGH, NC 27511
LICENSE # P-1182
PROJECT ENGINEER
PROGRESS DRAWING
FOR REVIEW PURPOSES ONLY
DO NOT USE FOR CONSTRUCTION
OFFSET ROCK CROSS VANE e
(PROJECT1
ASH006
(SHEET NO.
2A
OFFSET ROCK CROSS VANE SPECIFICATIONS
MATERIALS: SPECIFICATIONS'
BOULDER
TYPE: GRANITE OR COMPARABLE
SIZE: 4FTX3FTX 3FT
NUMBER OF HEADER ROWS: 1
NUMBER OF FOOTER ROWS: 1
FILTER FABRIC
TYPE: TYPE 2 NON -WOVEN
WIDTH UPSTREAM: 6 FT MINIMUM
STONE BACKFILL
CLASS A, CLASS B AND ON -SITE ALLUVIUM (EVEN MIX)
NOTES FOR OFFSET ROCK CROSS VANE:
1 STRUCTURE DIMENSIONS AND MEASUREMENTS ARE SHOWN ON THE
STRUCTURES TABLE SHEET.
2 DIG A TRENCH BELOW THE BED FOR FOOTER ROCKS AND PLACE FILL
ON UPSTREAM SIDE OF VANE ARM, BETWEEN THE ARM AND STREAMBANK.
3 PLACE FOOTER ROCKS AND THEN HEADER ROCKS TO ACHIEVE DESIGN
DIMENSIONS AND ELEVATIONS.
4 USE HAND PLACED STONE TO FILL GAPS ON UPSTREAM SIDE OF HEADER
AND FOOTER ROCKS.
5 PLACE FILTER FABRIC BEGINNING AT THE TOP OF THE HEADER ROCKS AND
EXTENDING DOWN TO THE DEPTH OF THE FOOTER ROCKS, THEN OUTWARD
THE DISTANCE SPECIFIED IN THE STRUCTURES TABLE SHEET.
6 INSTALL STONE BACKFILL AS SHOWN, TO THE ELEVATION OF THE
TOP HEADER ROCK.
1/3 BOTTOM
WIDTH
OUTSIDE ARM
407,
INSIDE ARM
NO GAPS BETWEEN ROCKS
SILL
SCOUR POOL (EXCAVATED)
PER DIRECTION OF ENGINEER
fi6 - ELEVATION POINT (SEE STRUCTURE TABLES)
BANK
STONE BACKFILL
' •
FILTER FABRIC
STONE BACKFILL
PROFILE VIEW A - A'
VANE OUTSIDE ARM
FILTER FABRIC
SECTION B - B'
VANE ARM CROSS SECTION
HEADER ROCK
2
FOOTER ROCK
HEADER ROCK
FOOTER ROCK
DETAILS
LOG BURIED
BELOW STREAMBED
LOG VANE SPECIFICATIONS
MATERIALS:
SPECIFICATIONS:
BOULDER
TYPE: GRANITE OR COMPARABLE
SIZE: 4 FT X 3 FT X 3 FT
LOGS
TYPE: HARDWOOD
SIZE: 12 INCH 0 MIN.
NUMBER OF HEADER LOGS: 1
NUMBER OF FOOTER LOGS: 1
FILTER FABRIC
TYPE: TYPE 2 NON -WOVEN
WIDTH UPSTREAM: 6 FT MINIMUM
STONE BACKFILL
CLASS A, CLASS B AND ON -SITE ALLUVIUM (EVEN MIX)
NOTES FOR LOG VANE STRUCTURES:
1. STRUCTURE DIMENS ONS AND MEASUREMENTS ARE SHOWN ON
THE STRUCTURE TABLES SHEET.
2. LOGS SHOULD BE STRAIGHT, HARDWOOD, AND NOT ROTTEN.
3. BOULDERS MUST BE OF SUFFICIENT SIZE TO ANCHOR LOGS.
4. SOIL SHOULD BE COMPACTED WELL AROUND BURIED PORTIONS OF LOGS.
5. BOULDER SHOULD BE PLACED ON TOP OF HEADER LOG FOR ANCHORING.
G. FILTER FABRIC SHOULD BE NAILED TO THE LOG BELOW THE BACKFILL.
7. INSTALL STONE BACKFILL BEHIND THE LOGS.
B. BOLDERS SHALL NOT BE USED WHERE BOTTOM WIDTH IS LESS THAN 6.0'
LOG VANE
A'
LOGS BURIED IN
STREAMBANK
AT LEAST 5'
PLAN VIEW
e_ ELEVATION POINT (SEE STRUCTURE TABLES)
BANK
BOULDER
HEADER LOG
HEADER LOG
FOOTER LOG
PROFILE VIEW A - A'
STONE BACKFILL
FOOTER LOG
FLOW
FILTER
FABRIC
SECTION B - B'
REVISIONS
NO.
DESCRIPTION
ENGR.
APPROV.
DATE
1
ISSUED FOR PERMITTING
EB
EP
04/13/21
[
PREPARED FOR:
111Y-SOLI
INS1111111i
2631 REYNOLDA RD. SUITE A,
WINSTON-SALEM. NC 27106
(336) 750-0522
HODGES CREEK RESTORATION PROJECT
SURRY COUNTY, NC
PREPARED IN THE OFFICE OF:
ECOSYSTEM
PLANNING 8c
RESTORATION
1150 SE MAYNARD RD, SUITE 140
RALEIGH, NC 27511
LICENSE # P-1182
PROJECT ENGINEER
PROGRESS DRAWING
FOR REVIEW PURPOSES ONLY
DO NOT USE FOR CONSTRUCTION
GRADE CONTROL LOG J-HOOK VANE
(PROJECT1
ASH006
(SHEET NO.
2B
LOG J HOOK VANE SPECIFICATIONS
MATERIALS:
SPECIFICATIONS:
BOULDER
TYPE: GRANITE OR COMPARABLE
SIZE: 4 FT X 3 FT X 3 FT
LOGS
TYPE: HARDWOOD
SIZE: 12 INCH 0 MIN.
NUMBER OF HEADER LOGS: 1
NUMBER OF FOOTER LOGS: 1
FILTER FABRIC
TYPE: TYPE 2 NON -WOVEN
WIDTH UPSTREAM: 6 FT MINIMUM
STONE BACKFILL
CLASS A. CLASS B AND ON -SITE ALLUVIUM (EVEN MIX)
NOTES FOR LOG THOOK VANE STRUCTURES:
1. STRUCTURE DIMENS ONS AND MEASUREMENTS ARE SHOWN ON
THE STRUCTURE TABLES SHEET.
2. LOGS SHOULD BE STRAIGHT. HARDWOOD, AND NOT ROTTEN.
3. BOULDERS MUST BE OF" SUFFICIENT SIZE TO ANCHOR LOGS.
4. SOIL SHOULD BE COMPACTED WELL AROUND BURIED PORTIONS OF LOGS.
S. BOULDER SHOULD BE PLACED ON TOP OF HEADER LOG FOR ANCHORING.
6. FILTER FABRIC SHOULD BE NAILED TO THE LOG BELOW THE BACKFILL.
7. INSTALL STONE BACKFILL AS SHOWN. TO THE ELEVATION OF THE
TOP HEADER ROCK. INSTALL STONE BACKFILL BEHIND LOG.
AEA 91." N't
\
CA,
A \
\
0 \
\
1S\'
LOG BURIED 94\kis-r°1' \ A
\
BELOW STREAMBED 0-1
C
\ I 0 Z
71-1
16(3
Z
PLAN VIEW
A'
LOGS BURIED IN
STREAMBANK
AT LEAST S'
- ELEVATION POINT (SEE STRUCTURE TABLES)
BANK
FLOW
STREAMBED
BOULDER
HEADER LOG
HEADER LOG
FOOTER LOG
PROFILE VIEW A -
STONE BACKFILL
FOOTER LOG
FLOW
FILTER
FABRIC
SECTION B - B'
DETAILS
ROCK CROSS VANE SPECIFICATIONS
MATERIALS:
SPECIFICATIONS:
BOULDER
TYPE: GRANITE OR COMPARABLE
SIZE: 4 FT X 3 FT X 3 FT
NUMBER OF HEADER ROWS: 1
NUMBER OF FOOTER ROWS: 1
FILTER FABRIC
TYPE: TYPE 2 NON -WOVEN
WIDTH UPSTREAM: 6 FT MINIMUM
STONE BACKFILL
CLASS A, CLASS B AND ON -SITE ALLUVIUM (EVEN MIX)
NOTES FOR CROSS VANE STRUCTURES:
1. DIG A TRENCH BELOW THE STREAM BED FOR FOOTER AND HEADER
ROCKS, FILTER FABRIC AND STONE BACKFILL.
2. PLACE FOOTER ROCKS AND THEN HEADER ROCKS TO ACHIEVE
DESIGN DIMENSIONS AND ELEVATIONS.
3. USE HAND PLACED STONE TO FILL GAPS AND VOIDS ON UPSTREAM
SIDE OF THE HEADER AND FOOTER ROCKS.
4. PLACE FILTER FABRIC BEGINNING AT THE TOP OF THE HEADER ROCKS
AND EXTENDING DOWN TO THE DEPTH OF THE FOOTER ROCKS, THEN
OUTWARD THE DISTANCE SPECIFIED IN THE STRUCTURES TABLE SHEET.
S. INSTALL STONE BACKFILL AS SHOWN, TO THE TO THE ELEVATION OF
THE TOP OF THE HEADER ROCK.
BOTTOM WIDTH
1 .1
I I 1/3 I I
BOTTOM
WIDTH 10
,E,I 1 g ior
7
62011- 30
I
I 3
*41or, 1
4
I
I
2
Z
col 1 I Im
21 I I A I I
DO I I E
C pos.101
1
4 4fit II ROOT )11 Ilk,
4114)104#
I I
HE 'DER
n P I No GAPS'
ROCK
ETWEEN
ROCKS
A13i
I
I
FOOTER
ROCK
PLAN VIEW
SILL
7
(iI5 ELEVATION POINT 1SEE STRUCTURES TABLE)
ROCK CROSS VANE e
BANK
FLOW STONE BACKFILL
BACKFILL
FILTER FABRIC
STONE BACKFILL
2 6 7
PROFILE VIEW A - A'
VANE ARM
FLOW
FILTER FABRIC
HEADER ROCK
FOOTER ROCK
INVERT
.),(/— HEADER ROCK
STONE BACKFILL
FILTER FABRIC
RuN / /
\X
/\
PROFILE VIEW B - B'
INVERT
SECTION C - C'
INVERT AND POOL
FOOTER ROCK
REVISIONS
NO.
DESCRIPTION
ENGR.
APPROV.
DATE
1
ISSUED FOR PERMITTING
EB
EP
04/13/21
[
PREPARED FOR:
111.F-SOU
INS1111111i
2631 REYNOLDA RD. SUITE A,
WINSTON-SALEM. NC 27 I 06
(336) 750-0522
HODGES CREEK RESTORATION PROJECT
SURRY COUNTY, NC
PREPARED IN THE OFFICE OF:
ECOSYSTEM
PLANNING 8c
RESTORATION
1150 SE MAYNARD RD, SUITE 140
RALEIGH, NC 27511
LICENSE # P-1182
PROJECT ENGINEER
PROGRESS DRAWING
FOR REVIEW PURPOSES ONLY
DO NOT USE FOR CONSTRUCTION
CONSTRUCTED RIFFLE 0,
(PROJECT1
ASH006
(SHEET NO.
2C
CONSTRUCTED RIFFLE SPECIFICATIONS
MATERIALS:
SPECIFICATIONS:
RIFFLE BED MATERIAL
TYPE: HARVESTED ON -SITE OR COMPARABLE
SIZE: CLASS A. CLASS B AND ON -SITE ALLUVIUM (EVEN MIX)
THICKNESS: 1 8 INCHES MIN.
COIR FIBER MATTING
SEE DETAIL
NOTES FOR CONSTRUCTED RIFFLE STRUCTURES:
1. GRADE STREAMBED AND BANKS TO PROPOSED DIMENSIONS PER
TYPICAL CROSS-SECTION AND PROFILE.
2. EXCAVATE TRENCH BELOW PROPOSED STREAMBED ELEVATION
EQUAL TO OR GREATER THAN RIFFLE THICKNESS.
3. INSTALL COIR FIBER MATTING ALONG STREAMBANKS ENSURING
MATTING IS SUFFICIENTLY TRENCHED ALONG TOE OF BANK.
4. FILL TRENCH WITH RIFFLE BED MATERIAL TO FINAL DESIGN STREAM GRADE.
TOP OF BANK
at
BOTTOM
WIDTH
PLAN VIEW
TOE CDF BANK
B'
RIFFLE BED MATERIAL
a, - ELEVATION POINT (SEE STRUCTURE TABLES)
HEAD OF RIFFLE
FLOW
1 RI
RIFFLE BED MATERIAL
COIR FIBER
MATTING
(SEE DETAIL)
RIFFLE THICKNESS
-(W2t16o,
PROFILE A - A'
BOTTOM
WIDTH
\— COIR FIBER MATTING SHOULD BE TRENCHED THROUGH RIFFLE BED MATERIAL
RIFFLE BED MATERIAL
RIFFLE THICKNESS
2
COIR FIBER
MATTING
(SEE DETAIL)
TOP OF BANK
TOE OF BANK
V
SECTION B - B'
DETAILS
DITCH PLUG
DITCH TO BE PLUGGED
WIDTH SHOWN ON PLAN SHEETS
DITCH PLUG
TC)P CDF BANK
PLAN VIEW
UNCOMPACTED BACKFILL
COMPACTED BACKFILL 0.5MINIMUM
FINISH GRADE
DITCH INVERT —\
SECTION A - A'
NOTE.
COMPACT BACKFILL USING ON -SITE HEAVY EQUIPMENT IN 10 INCH LIFTS
TOP OF STREAMBANK
LIVE STAKE
TOE OF SLOPE
LIVE STAKING
A
TOP OF STREAMBANK TOP OF STREAMBANK
BOTTOM OF CHANNEL
SECTION A - A'
TOE OF SLOPE
6'-8' SPACING
NO LIVE STAKES ON POINT BAR
("C" STREAM TYPE ONLY)
/11,11.
LIVE STAKE
TOE OF SLO
TOP OF STREAMBANK
2'-3' SPACING
LIVE STAKE SPACING PLAN VIEW
PLANT STAKES FROM TOP OF BANK TO TOE
OF BANK IN A DIAMOND SHAPED STAGGERED
PATTERN TO SPECIFIED SPACING
A
PLAN VIEW
SQUARE CUT TOP
BUDS FAC.ING UPWARD
LIVE CUTTING MIN. 1 /2" DIA
2 3' LENGTH
ANGLE CUT 30 - 45 DEGREES
LIVE STAKE DETAIL
NOTES:
1. STAKES SHOULD BE CUT AND INSTALLED ON THE SAME DAY.
2. DO NOT INSTALL STAKES THAT HAVE BEEN SPLIT
3. STAKES MUST BE INSTALLED WITH BUDS POINTING UPVVARDS
4. STAKES SHOULD BE INSTALLED PERPENDICULAR TO BANK.
S. STAKES SHOULD BE 1 /2 TO 2 INCHES IN DIAMETER AND 2103 FT LONG.
G. STAKES SHOULD BE INSTALLED LEAVING 1 /5 OF STAKE ABOVE GROUND.
7. STAKES SHOULD BE INSTALLED ON B STREAM TYPES AT 3' - 4' SPACING ON BOTH BANKS
REVISIONS
NO.
DESCRIPTION
ENGR.
APPROV.
DATE
1
ISSUED FOR PERMITTING
EB
EP
04/13/21
[
PREPARED FOR:
111.F-SOU
INS1111111i
2631 REYNOLDA RD. SUITE A,
WINSTON-SALEM. NC 27106
(336) 750-0522
HODGES CREEK RESTORATION PROJECT
SURRY COUNTY, NC
PREPARED IN THE OFFICE OF:
ECOSYSTEM
PLANNING 8c
RESTORATION
1150 SE MAYNARD RD, SUITE 140
RALEIGH, NC 27511
LICENSE # P-1182
PROJECT ENGINEER
PROGRESS DRAWING
FOR REVIEW PURPOSES ONLY
DO NOT USE FOR CONSTRUCTION
TOEWOOD WITH GEOLIFT 0
(PROJECT1
ASH006
(SHEET NO.
2D
IEXCAVATE CUT TRENCH (SEE NOTE 3)
7—
PLAN VIEW - 1
TRENCH EXCAVATION
COIR FIBER MATTING
y
\
\/
A UNDISTURBED
EARTH
\/\
COMPACTED
BACKFILL
%
\\Kc A A \ A A A\
% X\ DEPTH
/
SEE STRUCTURE
X
TABLES
DENSE BRUSH LAYER:
CONSISTING OF LIMBS,
BRANCHES. SMALL LOGS
ON -SITE ALLUVIUM
LIVE CUTTINGS
WIDTH
SEE STRUCTURE TABLES
PLAN VIEW - 2
ROOTWAD INSTALLATION
GEOLIFTS - 5 FT WIDE AND 1 FT THICK.
(OR UP TO THE BANKFULL ELEVATION)
ENCASE IN COIR FIBER MATTING
(SEE SPECIFICATIONS)
BUILD GEOLIFT TO THE BANKFULL ELEVATION
NUMBER OF LIFTS MAY VARY
LIVE CUTTINGS
INSTALL ROOTWADS
PERPENDICULAR TO FLOW.
ROOT BALLS SHALL BE PACKED
TIGHTLY AGAINST EACH OTHER
(SEE NOTE 41
A
PLAN VIEW- 3
BRUSH LAYER INSTALLATION
BASEFLOW
/(/ \
ROOTWAD
/s‘
\ \‘‘
UNCONSOLIDATED BACKFILL:
SOIL AND COBBLE
FINISHED BED —
ELEVATION
SECTION VIEW
(e) - ELEVATION POINT (SEE STRUCTURE TABLES)
INSTALL BRUSH MATERIAL (SEE NOTE 5).
AFTER BRUSH LAYER HAS BEEN COMPLETED
INSTALL SOIL LAYER (NOTE 6).
PLACE LIVE CIJTTINGS IN LAYER ON TOP
OF COIR FIBER MATTING (SEE NOTE 7).
DETAILS
TOEWOOD SPECIFICATIONS
MATERIALS:
SPECIFICATIONS:
BRUSH MATERIAL
TYPE: BRUSH MATERIAL
SIZE: MIN, 5 FT LONG, 1 INCH DIAMETER
ROOTWAD MATERIAL
TYPE: HARDWOOD
SIZE: MIN. 6 FT LONG MIN 2 INCH DIAMETER
COIR FIBER MATTING
SEE DETAIL
NOTES FOR TOEWOOD STRUCTURES:
1. STRUCTURE DIMENSIONS AND MEASUREMENTS ARE SHOWN ON THE
STRUCTURE TABLES SHEET.
2. DIG A TRENCH ALONG BANK WHERE TOEWOOD IS TO BE INSTALLED
TO THE DEPTH AND VVIDTH SPECIFIED IN THE DETAILS AND STRUCTURE
TABLES. IF TOEWOOD IS BEING PLACED IN A LOCATION WHERE THERE IS
NOT EXISTING GROUND, PLACE FILL MATERIAL AND COMPACT TO FORM
THE TRENCH FOR THE TOEVVOOD MATERIALS.
3. EXCAVATE TRENCH BELOW TOEWOOD GRADE (PLAN VIEW 1). TO ELEVATION
POINTS 2 AND 4.
4. INSTALL ROOTVVADS PERPENDICULAR TO THE FLOW AS SHOWN IN PLAN VIEW 2.
5. INSTALL BRUSH MATERIAL INCLUDING BRANCHES, LOGS,
AND BRUSH, OF AT LEAST 1"IN DIAMETER. LARGE AND SMALL MATERIALS SHALL
BE MIXED, PLACED IN LAYERS NO MORE THAN 1 FOOT DEEP, COVERED IN A THIN
LAYER OF ONSITE ALLUVIUM. AND COMPACTED BEFORE PLACING THE NEXT
LAYER OF TOEWOOD MATERIAL. CONTINUE PLACING MATERIALS TO FORM A
DENSE LAYER OF WOODY MATERIALS AND ONSITE ALLUVIUM TO THE DEPTH
AND ELEVATIONS SPECIFIED (PLAN VIEW 3).
6. PLACE AN UNCONSOLIDATED LAYER OF SOIL AND COBBLE ON TOP OF BRUSH
LAYER.
7. INSTALL LIVE CUTTINGS AT LEAST 5 FEET IN LENGTH.
8. CONSTRUCT GEOLIFTS OR PLACE TRANSPLANTS AS SPECIFIED OR DIRECTED
BY THE ENGINEER) TO REBUILD THE STREAMBANK ABOVE THE TOEWOOD LAYER.
9. ROOTVVADS CAN BE REPLACED WITH LARGER LOGS TO FORM THE BRUSH
FOUNDATION PER THE DIRECTION OF THE ENGINEER.
10. FOUNDATION CAN BE BUILT OUT OF GLASS B STONE IN LIEU OF BRUSH OR LOG
MATERIAL. PER THE DIRECTION OF THE ENGINEER.
REVISIONS
NO.
DESCRIPTION
ENGR.
APPROV.
DATE
1
ISSUED FOR PERMITTING
EB
EP
04/13/21
[
PREPARED FOR:
111.F-SOU
INS1111111i
2631 REYNOLDA RD. SUITE A,
WINSTON-SALEM. NC 27106
(336) 750-0522
HODGES CREEK RESTORATION PROJECT
SURRY COUNTY, NC
PREPARED IN THE OFFICE OF:
ECOSYSTEM
PLANNING 8c
RESTORATION
1150 SE MAYNARD RD, SUITE 140
RALEIGH, NC 27511
LICENSE # P-1182
PROJECT ENGINEER
PROGRESS DRAWING
FOR REVIEW PURPOSES ONLY
DO NOT USE FOR CONSTRUCTION
DIBBLE PLANTING METHOD
USING THE KBC PLANTING BAR
(PROJECT
ASH006
(SHEET NO.
2E
11,11 Effl
EllISH II EllE1
11E11E11 11E11E11
EllEIE II EIE
11E111E111=11E11E11
11E111E111E111E11E11
1 INSERT PLANTING BAR AS
SHOWN AND PULL HANDLE
TOWARD PLANTER.
— —M—M—M—M
=iIII
1:1-1=01=1_11=Ell=
4. PULL HANDLE OF BAR TOWARD
PLANTER, FIRMING SOIL AT
BOTTOM.
ff1,111, 1=11 ETIE
EllIE111 11E111E11
111E111E11 11E111EllE
EllIE111, 11E111E11
IIIEIIIEIII=IIEIIEIE
IIIEIIIEIIIEIIIEIIEIE
2. REMOVE PLANTING BAR AND
PLACESEEDING AT CORRECT
DEPTH.
11N iff
THFRAff
5. PUSH HANDLE FORWARD
FIRMING SOIL AT TOP.
2 INCH
M M, 11=11E111
El 1E111 11E11E11
III 111E11 11E11E111
El 1E111= EllEllEll
111_111E111=111E11E111
111E111E111E111E11E111
3. INSERT PLANTING BAR 2 INCHES
TOWARD PLANTER FROM SEEDING.
6. LEAVE COMPATION HOLE
OPEN. WATER THOROUGHLY
PLANTING NOTES:
PLANTING BAG
DURING PLANTING, SEEDLINGS SHALL
BE KEPT IN A MOIST CANVAS BAG OR
SIMILAR CONTAINER TO PREVENT
THE ROOT SYSTEMS FROM DRYING.
KBC PLANTING BAR
PLANTING BAR SHALL HAVE A BLADE
WITH A TRIANGULAR CROSS SECTION,
AND SHALL BE 12 INCHES LONG,
4 INCHES WIDE AND 1 INCH THICK
AT CENTER.
ROOT PRUNING
ALL SEEDLINGS SHALL BE ROOT PRUNED,
IF NECESSARY, SO THAT NO ROOTS
EXTEND MORE THAN 10 INCHES BELOW
THE ROOT COLLAR.
DETAILS
NOTES:
1. IN AREAS TO BE MATTED, ALL SEEDING, SOIL
AMENDMENTS, AND SOIL PREPARATION MUST BE
COMPLETED PRIOR TO PLACEMENT OF COIR
FIBER MATTING
SMALL ANCHORS ON
2 ' CENTERS
COIR FIBER
MATTING
ANCHORS ON
2' - 3' CENTERS
•\•<,\•<\ •,\
STREAM BED
BACKFILL WITH
STREAMBED MATERIAL
MATTING
IN TRENCH
SMALL ANCHOR TRENCH
ON lCENTERS
ANCHOR OVERLAP
ON l' CENTERS
L.._ 12",,,,EF,LAy.,A,N,
PLAN VIEW
18"-24"
(TYP)
BACKFILL
COIR FIBER MATTING
LARGE
ANCHORS ON
3' CENTERS ALONG CENTER
LARGE
ANCHORS ON
2' CENTERS ALONG TOE
FLOODFLAIN/
EXISTING
GROUND
6" MIN
SMALL ANCHORS ON
1' CENTERS
IN TRENCH
MATTING SHALL BE
PLACED IN TRENCH,
BACKFILLED, AND COMPACTED
-L 6" BURIED BELOW STREAMBED
TYPICAL CROSS SECTION
TOE OF STREAMBANK
C TYPE STREAMS
TOE OF STREAMBANK
B TYPE STREAMS
MATTING PLACEMENT
TYPICAL MATTING PLAN VIEW
TOP OF STREAMBANK
TOP OF STREAMBANK
ANCHOR OPTIONS
LARGE ANCHORS
2" X 2" (NOMINAL)
VVOODEN STAKE
1.5 INCH
ROOFING NAIL
SMALL ANCHORS
WOODEN STAKE
1.5"
REVISIONS
NO.
DESCRIPTION
ENGR.
APPROV.
DATE
1
ISSUED FOR PERMITTING
EB
EP
04/13/21
[
PREPARED FOR:
'IF -SOU RCP,
INSIEVIE
2631 REYNOLDA RD. SUITE A,
WINSTON-SALEM. NC 27106
(336) 750-0522
HODGES CREEK RESTORATION PROJECT
SURRY COUNTY, NC
PREPARED IN THE OFFICE OF:
ECOSYSTEM
PLANNING 8c
RESTORATION
1150 SE MAYNARD RD, SUITE 140
RALEIGH, NC 27511
LICENSE # P-1 1 82
PROJECT ENGINEER
PROGRESS DRAWING
FOR REVIEW PURPOSES ONLY
DO NOT USE FOR CONSTRUCTION
PERMANENT FORD STREAM CROSSING
(PROJECT1
ASH006
(SHEET NO.
2F
CLASS B RIPRAP OVERLAIN
WITH CLASS A RIPRAP
5 OR FLATTER
-A--
.2.4.
1FT MIN. THICKNESS
'It - . ON SIDE SLOPES (TYP.) PI.'
.4- • *-
,..4.... 0 v
'-'17aVil• a . jri so ,,•• Ai 0.- .''
1'1..0
FT MAX.
FILTER FABRIC
5 OR FLATTER
1.5 FT MIN. THICKNESS
ALONG CHANNEL BED (TYP.)
CROSS SECTION
NOTES:
1. CONSTRUCT STREAM CROSSING WHEN FLOW IS LOW.
2. HAVE ALL NECESSARY MATERIALS AND EQUIPMENT ON -SITE
BEFORE WORK BEGINS.
3. MINIMIZE CLEARING AND EXCAVATION OF STREAMBANKS.
COMPLETE ONE SIDE BEFORE STARTING ON THE OTHER SIDE.
4. INSTALL STREAM CROSSING AT RIGHT ANGLE TO THE FLOW.
5. DIVERT ALL SURFACE RUNOFF FROM CONSTRUCTION SITE
ONTO UNDISTURBED AREAS ADJOINING THE STREAM.
6. ALIGN ROAD APPROACHES WITH THE CENTERLINE OF THE
CROSSING FOR A MINIMUM DISTANCE OF 30 FEET.
7. GRADE SLOPES TO A 5:1 SLOPE OR FLATTER. TRANSPLANT
SOD FROM ORIGINAL STREAMBANK ONTO SIDE SLOPES IF POSSIBLE.
8. MAINTAIN CROSSING SO THAT RUNOFF FROM THE CONSTRUCTION
ROAD DOES NOT ENTER EXISTING CHANNEL.
9. A STABILIZED PAD OF STONE BACKFILL, LINED WITH FILTER
FABRIC SHALL BE USED OVER ACCESS SLOPES.
10. WIDTH OF THE CROSSING SHALL BE 20 FEET.
11. INSPECT STREAM CROSSING AFTER RUNOFF - PRODUCING RAINS TO
CHECK FOR BLOCKAGE IN CHANNEL, EROSION OF BANKS, CHANNEL SCOUR,
STONE DISPLACMENT, OR PIPING. MAKE ALL REPAIRS IMMEDIATELY TO
PREVENT FUTHER DAMAGE TO INSTALLATION.
INSET
SURFACE FLOW DIVERSION
-11— 5.0 FT
• MIN. 3"
OF •
CLASS A
'STONE •
0.5 FT
INSET
/ / / /
, / _
/ / / / _--
/ / / / --"'
/ / ---
---
.),
Z / / ----
0
A.7 /
7V 7 7,?5_
/ 7 z.,' 7 ,
7 0 —
y
/
7 777
7
7 7
y y
7 7
7 70 / /
y
77 / /
7 V
Z y 7 7
y Z 7 7 7 7
V ,,
y 7 7 V 7 7
y y 77z7 z ISOMETRIC VIEW OF GRADING
SURFACE FLOW DIVERSION
DETAILS
SECONDARY
LOGS
A
A'
BEGIN INVERT
PLAN VIEW
B'
GRADE CONTROL WOODY RIFFLE cl
PRIMARY LOGS
SPACE EVERY 5' -7'
NOTES:
1. PRIMARY LOGS SHOULD BE AT LEAST 10" OR MORE IN DIAMETER, RELATIVELY STRAIGHT,
AND RECENTLY HARVESTED AND EXTENDING INTO THE BANK 5' ON EACH SIDE.
2. SECONDARY LOGS SHOULD BE AT LEAST 1" IN DIAMETER AND NO LARGER THAN 6", AND EXTEND INTO THE BANK 2 FEET ON EACH SIDE.
WOOD MATERIAL SHALL BE VARYING DIAMETER TO ALLOW MATERIAL TO BE COMPACTED.
3. COIR FIBER MATTING CAN BE USED INSTEAD OF TRANSPLANTS, PER DIRECTION OF ENGINEER.
4. AFTER TRENCH HAS BEEN EXCAVATED A LAYER OF SECONDARY LOGS AND WOODY DEBRIS SHOULD BE PLACED WITH
MINIMAL GAPS. A LAYER OF ON -SITE ALLUVIUM SHOULD BE APPLIED TO FILL VOIDS BETWEEN SECONDARY LOGS
BEFORE ADDITIONAL LAYERS ARE PLACED.
5. TYPE 2 NON -WOVEN FILTER FABRIC SHALL BE INSTALLED ON THE UPSTREAM AND DOWNSTREAM MOST
PRIMARY LOGS AND EXTEND DOWN BELOW THE FOOTER LOGS AND UPSTREAM A MINIMUM OF 6 FEET.
STONE BACKFILL— \37-, ' '.1/14
FILTER FABRIC
SANDY SOIL BACKFILL
SECONDARY LOGS AND WOODY DEBRIS
APPROX. 24" DEPTH
HEADER LOG PRIMARY LOGS
FILTER FABRIC
SECTION A - A'
TRANSPLANTS OR LIVE STAKES
SEE TYPICAL SECTION FOR
CHANNEL DIMENSIONS
SET INVERT BASED ON
DESIGN STREAM PROFILE
..1 ' 5' MINIMUM
BURIED INTO
BANK
SECTION B - B'
5' MINIMUM
BURIED INTO
BANK
BANKFULL ELEVATION
HEADER LOG
FOOTER LOG
REVISIONS
NO.
DESCRIPTION
ENGR.
APPROV.
DATE
1
ISSUED FOR PERMITTING
EB
EP
04/13/21
[
PREPARED FOR:
11F-SOU RCP,
1Nil1IUTL
2631 REYNOLDA RD. SUITE A,
WINSTON-SALEM. NC 27106
(336) 750-0522
•
HODGES CREEK RESTORATION PROJECT
SURRY COUNTY, NC
•
PREPARED IN THE OFFICE OF:
ECOSYSTEM
PLANNING 8c
RESTORATION
1150 SE MAYNARD RD, SUITE 140
RALEIGH, NC 27511
LICENSE # P-1182
PROJECT ENGINEER
PROGRESS DRAWING
FOR REVIEW PURPOSES ONLY
DO NOT USE FOR CONSTRUCTION
•
GRAVEL CONSTRUCTION ENTRANCE
(PROJECT1
ASH006
(SHEET NO.
2G
NOTES:
I PROVIDE TURNING RADIUS SUFFICIENT TO ACCOMMODATE EXPECTED EQUIPMENT.
2. LOCATE ENTRANCES TO PROVIDE FOR UTILIZATION BY ALL CONSTRUCTION VEHICLES.
3. PLACE FILTER FABRIC FOR DRAINAGE BENEATH STONE.
4. MUST BE MAINTAINED IN THE CONDITION WHICH WILL PREVENT TRACKING OR DIRECT MUD INTO STREETS.
S. ANY MATERIAL TRACKED ONTO THE ROADWAY MUST BE CLEANED UP IMMEDIATELY.
6. LOCATE GRAVEL CONSTRUCTION ENTRANCE AT ALL POINTS OF INGRESS AND EGRESS UNTIL SITE IS STABILIZED.
PROVIDE FREQUENT CHECKS TO THE ENTRANCE AND TIMELY MAINTENANCE.
7. NUMBER AND LOCATION OF CONSTRUCTION ENTRANCES AS SHOWN ON PLANS, OR AS DIRECTED BY THE ENGINEER.
8. USE CLASS "A" STONE OR OTHER COURSE AGGREGATE APPROVED BY THE ENGINEER.
9. INSTALL CONSTRUCTION ENTRANCES IN A WAY TO PREVENT VEHICLES LEAVING THE PROJECT SITE FROM BYPASSING CONSTRUCTION ENTRANCES.
DETAILS
TEMPORARY SILT FENCE
6 MAXIMUM
_ II 'QUI 11-III II II 111111111111111111111111111111111111111111. 111111111111111111
GEOTEXTILE FABRIC
GEOTEXTILE FABRIC
COMPACTED FILL
e_11 I 11-111E_--_1111=2111
EXTENSION OF GEOTEXTILE
FABRIC INTO TRENCH
NOTES:
1. USE SILT FENCE A MINIMUM OF 38" IN WIDTH AND FASTEN
ADEQUATELY TO THE STEEL POSTS.
2. PROVIDE SSTEEL POST OF THE SELF -FASTENER ANGLE STEEL TYPE.
3. REMOVE ONCE AREA IS STABLE.
POST - 2T-0" DEPTH
18" -24"
REVISIONS
NO.
DESCRIPTION
ENGR.
APPROV.
DATE
1
ISSUED FOR PERMITTING
EB
EP
04/13/21
[
PREPARED FOR:
111J=ZOLI RCP,
INSIll 111
2631 REYNOLDA RD. SUITE A,
WINSTON-SALEM. NC 27106
(336) 750-0522
HODGES CREEK RESTORATION PROJECT
SURRY COUNTY, NC
PREPARED IN THE OFFICE OF:
ECOSYSTEM
PLANNING 8c
RESTORATION
1150 SE MAYNARD RD, SUITE 140
RALEIGH, NC 27511
LICENSE # P-1182
PROJECT ENGINEER
PROGRESS DRAWING
FOR REVIEW PURPOSES ONLY
DO NOT USE FOR CONSTRUCTION
TEMPORARY STREAM CROSSING WOOD MAT
(PROJECT1
ASH006
(SHEET NO.
2H
NOTES:
1. CONSTRUCT STREAM CROSSING WHEN FLOW IS LOW,
2. HAVE ALL NECESSARY MATERIALS AND ECQUIPMENT ON -SITE BEFORE WORK BEGINS.
3. MINIMIZE CLEARING AND EXCAVATION OF STREAMBANKS. DO NOT EXCAVATE CHANNEL BOTTOM.
4. LINE ACCESS RAMP AREA WITH FILTER FABRIC.
S. INSTALL STREAM CROSSING AT RIGHT ANGLE TO THE FLOW.
6. TRANSPLANT SOD FROM ORIGINAL STREAMBANK ONTO SIDE SLOPES FOR LATER USE.
7. MAINTAIN CROSSING SO THAT RUNOFF IN THE CONSTRUCTION ROAD DOES NOT ENTER EXISTING CHANNEL
BY INSTALLING SILT FENCE ON ALL FOUR CORNERS ADJACENT TO THE STREAM SEE SILT FENCE DETAIL.
8 STABILIZE AN ACCESS RAMP OF CLASS B STONE TO THE EDGE OF THE WOOD MAT.
9. THE VVOOD MAT SHALL BE OF SUFFICIENT SIZE AND WIDTH TO SUPPORT THE LARGEST VEHICLE CROSSING THE CHANNEL
10. CONTRACTOR SHALL DETERMINE AN APPROPRIATE RAMP ANGLE ACCORDING TO EQUIPMENT UTILIZED, RECOMMENDED AT A 5:1 SLOPE.
WOOD MAT
CROSS SECTION
CLASS B STONE
FILTER FABRIC
PLAN VIEW
STREAM CHANNEL
CLASS B STONE
DETAILS
REVISIONS
NO.
DESCRIPTION
ENGR.
APPROV.
DATE
1
ISSUED FOR PERMITTING
EB
EP
04/13/21
[
PREPARED FOR:
111.F-SOU RCP,
INS1111111i
2631 REYNOLDA RD. SUITE A,
WINSTON-SALEM. NC 27 106
(336) 750-0522
HODGES CREEK RESTORATION PROJECT
SURRY COUNTY, NC
PREPARED IN THE OFFICE OF:
ECOSYSTEM
PLANNING 8c
RESTORATION
1150 SE MAYNARD RD, SUITE 140
RALEIGH, NC 27511
LICENSE # P-1182
PROJECT ENGINEER
PROGRESS DRAWING
FOR REVIEW PURPOSES ONLY
DO NOT USE FOR CONSTRUCTION
TEMPORARY PUMP AROUND OPERATION
(PROJECT1
ASH006
(SHEET NO.
21
STABILIZED INLET
PUMP -AROUND PUMP
TEMPORARY FLEXIBLE HOSE
IMPERVIOUS DIKE
(SEE PROJECT SPECIFICATIONS)
(3
0
EXISTING CHANNEL
TEMPORARY
FLEXIBLE HOSE
IMPERVIOUS DIKE
(SEE PROJECT SPECIFICATIONS)
DEWATERING PUMP
SPECIAL STILLING BASIN
(SEE PROJECT SPECIFICATIONS)
STABILIZED OUTLET:
CONSTRUCT WITH A MIX OF CLASS B STONE
AND STONE BACKFILL TO STABILIZE
STREAM AT PUMP AROUND OUTLET
SEQUENCE OF CONSTRUCTION FOR TEMPORARY PUMP - AROUND OPERATION
1. INSTALL STABILIZED OUTLET AT THE DOWNSTREAM END OF THE DESIGNATED PROJECT WORKING AREA.
2. THE CONTRACTOR WILL INSTALL THE PUMP AROUND PUMP AND THE TEMPORARY FLEXIBLE HOSE THAT
WILL CONVEY THE BASE FLOW FROM UPSTREAM OF THE WORK SITE TO THE SPECIAL STILLING BASIN
OR STABILIZED OUTLET.
3. INSTALL UPSTREAM IMPERVIOUS DIKE AND BEGIN PUMPING OPERATIONS FOR STREAM DIVERSION.
4. INSTALL THE DOWNSTREAM IMPERVIOUS DIKE AND PUMPING APPARATUS IF NEEDED TO DEWATER THE
ENTRAPPED AREA. THE PUMP AND HOSE FOR THIS PURPOSE SHALL BE OF SUFFICIENT SIZE TO DEWATER
THE WORK AREA. THIS WATER WILL FLOW INTO A SPECIAL STILLING BASIN.
5. THE CONTRACTOR WILL PERFORM STREAM RESTORATION WORK IN ACCORDANCE WITH THE PLAN AND
FOLLOWING THE GENERAL CONSTRUCTION SEQUENCE.
6. THE CONTRACTOR WILL EXCAVATE ANY ACCUMULATED SILT AND DEWATER BEFORE REMOVAL OF THE
IMPERVIOUS DIKE. REMOVE IMPERVIOUS DIKES, PUMPS, AND TEMPORARY FLEXIBLE HOSE STARTING
WITH THE DOWNSTREAM DIKE FIRST.
7. THE CONTRACTOR WILL COMPLETE ALL GRADING AND STABILIZATION IN ONE DAY WITHIN THE PUMP
AROUND AREA BETWEEN THE IMPERVIOUS DIKES.
8. ONCE THE WORKING AREA IS COMPLETED, REMOVE THE SPECIAL STILLING BASIN AND STABILIZED OUTLET
AND STABILIZE DISTURBED AREAS WITH SEED AND MULCHING.
EXISTING GROUND
FILTER FABRIC
NOTES:
1. EXCAVATION SHALL BE PERFORMED IN ONLY DRY SECTIONS OF CHANNEL ALONG UT2 AND LIT3.
2. IMPERVIOUS DIKES SHOULD BE USED TO ISOLATE WORK AREAS FROM STREAM FLOW.
3. THE CONTRACTOR SHALL NOT DISTURB MORE AREA THAN CAN BE STABILIZED IN ONE
WORKING DAY.
4. THE PUMP -AROUND PUMP SHOULD ADEQUATELY CONVEY BASEFLOW.
rSPECIAL STILLING BASIN
15 20 FT
INSTALL 2 INCH PAD OF STONE BACKFILL
BETWEEN SPECIAL STILLING BASIN AND
FILTER FABRIC
DETAILS
REVISIONS
NO.
DESCRIPTION
ENGR.
APPROV.
DATE
1
ISSUED FOR PERMITTING
EB
EP
04/13/21
[
PREPARED FOR:
11F-SOLI RCP,
INSIEVIE
2631 REYNOLDA RD. SUITE A,
WINSTON-SALEM. NC 27106
(336) 750-0622
HODGES CREEK RESTORATION PROJECT
SURRY COUNTY, NC
PREPARED IN THE OFFICE OF:
ECOSYSTEM
PLANNING 8c
RESTORATION
1150 SE MAYNARD RD, SUITE 140
RALEIGH, NC 27511
LICENSE # P-1182
PROJECT ENGINEER
PROGRESS DRAWING
FOR REVIEW PURPOSES ONLY
DO NOT USE FOR CONSTRUCTION
TOE OF BANK
BANKFULL
70-80"
12" DIAMETER
OR GREATER
PROTECT BANK USING TOE WOOD
(SEE DETAIL)
70 80"
LOG ROLLER SPECIFICATIONS
MATERIALS:
SPECIFICATIONS:
RIFFLE BED MATERIAL
SEE CONSTRUCTED RIFFLE DETAIL
LOGS
TYPE: HARDWOOD
SIZE: LENGTH = 2 X WBRF, 1 2" DIA.
NUMBER OF HEADER LOGS: 1
NUMBER OF FOC-1ER LOGS: 1
FILTER FABRIC
TYPE: TYPE 2 NON -WOVEN
WIDTH UPSTREAM: 6 FT MINIMUM
NOTES FOR LOG ROLLER STRUCTURES:
1. STRUCTURE DIMENS ONE AND MEASUREMENTS ARE SHOWN ON
THE STRUCTURE TABLES SHEET. NUMBER OF LOGS MAY VARY.
2. LOGS SHOULD BE STRAIGHT, HARDWOOD. AND NOT ROTTEN.
3. SOIL SHOULD BE COMPACTED WELL AROUND BURIED PORTIONS OF LOGS.
4. FILTER FABRIC SHOULD BE NAILED TO THE LOG BELOW THE BACKFILL.
5. RIFFLE STATIONS AND ELEVATIONS (1 8, 5) ARE SHOWN ON BOTH THE
STRUCTURE TABLES FOR LOG ROLLERS AND CONSTRUCTED RIFFLES
IF APPLICABLE.
6. NUMBER OF LOGS MAY VARY.
A LOG ROLLER e
BANKFULL
TOE OF BANK
A'
FLOW
PLAN VIEW
B'
BURY INTO BED/BANK
5 FEET OR GREATER
( TYPICAL)
PROTECT BANK USING TOE WOOD
1SEE DETAIL)
BACKFILL WITH
CONSTRUCTED RIFFLE
MATERIAL
1SEE DETAIL)
70-80"
BURY INTO BED/BANK
5 FEET OR GREATER
TYPICAL)
1.1 - 1.2X
RIFFLE WIDTH
IN POOL, AREAS
D'
PROTECT BANK USING TOE WOOD
(SEE DETAIL)
- ELEVATION POINT (SEE STRUCTURE TABLES)
A
F7,011/
2 3
2to
BACKFILL WITH
CONSTRUCTED RIFFLE
MATERIAL
(SEE DETAIL)
BANKFULL
RIFFLE MAX DEPTH
SEE TYPICAL CROSS SECTION DIMENSIONS
4
FILTER FABRIC
f TYPICAL)
SECTION A - A'
SECTION B - B'
SECTION D - D'
(PROJECT )
ASH006
(SHEET NO.
2J
DETAILS
THALWEG
5
A'
BANKFULL
RIFFLE MAX DEPTH
SEE TYPICAL CROSS SECTION DIMENSIONS
BANKFULL
RIFFLE MAX DEPTH
SEE TYPICAL CROSS SECTION DIMENSIONS
REVISIONS
NO.
DESCRIPTION
ENGR.
APPROV.
DATE
1
ISSUED FOR PERMITTING
EB
EP
04/13/21
[
PREPARED FOR:
RESOURCE
INSTITUTE
2631 REYNOLDA RD. SUITE A,
WINSTON-SALEM. NC 27106
(336) 750-0522
HODGES CREEK RESTORATION PROJECT
SURRY COUNTY, NC
PREPARED IN THE OFFICE OF:
ECOSYSTEM
PLANNING 8c
RESTORATION
1150 SE MAYNARD RD, SUITE 140
RALEIGH, NC 27511
LICENSE # P-1182
PROJECT ENGINEER
PROGRESS DRAWING
FOR REVIEW PURPOSES ONLY
DO NOT USE FOR CONSTRUCTION
STRUCTURE TABLES
(PROJECT1
ASH006
(SHEET NO.)
STRUCTURE TABLES TO BE
PROVIDED AT 90% DESIGN
TABLES
REVISIONS
NO.
DESCRIPTION
ENGR.
APPROV.
DATE
1
ISSUED FOR PERMITTING
EB
EP
04/13/21
[
PREPARED FOR:
111.F-SOU RCP,
1NilhIUTL
2631 REYNOLDA RD. SUITE A,
WINSTON-SALEM. NC 27106
(336) 750-0522
HODGES CREEK RESTORATION PROJECT
SURRY COUNTY, NC
PREPARED IN THE OFFICE OF:
E CO SYSTETVI
PLANN NG 8;
RESTORAT[oN
1150 SE MAYNARD RD, SUITE 140
RALEIGH, NC 27511
LICENSE # P-1182
PROJECT ENGINEER
PROGRESS DRAWING
FOR REVIEW PURPOSES ONLY
DO NOT USE FOR CONSTRUCTION
STRUCTURE TABLES
(PROJECT1
ASH006
(SHEET NO.
3A
STRUCTURE TABLES TO BE
PROVIDED AT 90% DESIGN
TABLES
REVISIONS
NO.
DESCRIPTION
ENGR.
APPROV.
DATE
1
ISSUED FOR PERMITTING
EB
EP
04/13/21
[
PREPARED FOR:
111.F-SOU RCP,
1NilhIUTL
2631 REYNOLDA RD. SUITE A,
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WINSTON-SALEM. NC 27106
(336) 750-0522
HODGES CREEK RESTORATION PROJECT
SURRY COUNTY, NC
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1 150 SE MAYNARD RD, SUITE 140
RALEIGH, NC 2751 1
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04/13/21
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2631 REYNOLDA RD, SUITE A,
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RESTORATION
1150 SE MAYNARD RD, SUITE 140
RALEIGH, NC 27511
LICENSE # P-1182
PROGRESS DRAWING
FOR REVIEW PURPOSES ONLY
DO NOT USE FOR CONSTRUCTION