HomeMy WebLinkAbout20141151 Ver 1_401 Application_20141114E N G I N E E R I N G & H Y D R O G E O L O G Y
231 HAYWOOD STREET ASHEVILLE, NC 28801
TEL 828 281 3350 FAC 828 281 3351
WWW ALTAMONTENVIRON MENTAL COM
October 30, 2014
North Carolina Division of Water Resources
WBSCP Unit
1617 Mail Service Center
Raleigh, North Carolina 27699 -1650
Subject Pre - Construction Notification - Courtesy Copy
Reed Creek Streambank Stabilization Project
Buncombe County, North Carolina
Attached are two copies of the permit application for the above referenced project The proposed project
falls under the Water Quality Certification #3885 and does not require written approval from DWR One
copy of the permit application has been sent to the Asheville Army Corps of Engineers office and to North
Carolina Wildlife Resource Commission Mountain Region Coordinator
The permit package includes the Pre Construction Notification form, representative photographs, a site
location map, plan sheets, and detail sheets
We appreciate your assistance with this project Please do not hesitate to contact me at (828) 281 -3350 if
you have any questions or need additional information
Sincerely,
ALTAMONT ENVIRONMENTAL, INC
Jf-
Zan Price, P E
Enclosures Pre - Construction Notification
r
Cc Melissa Acker, UNC- Asheville
PWILINC- AshevilleWReed Creek StabllizationV PermltsWPCNWFInalWPCN Cover Letter_DWQ Docx
�t
2 01 41 1 51
Office Use Only
Corps action ID no
DWQ project no
Form Version 1 4 January 2009
Page 1 of 10
PCN Form — Version 1 4 January 2009
Pre - Construction Notification (PCN) Form
A.
Applicant Information
1.
Processing
la
Type(s) of approval sought from the Corps
❑X Section 404 Permit ❑ Section 10 Permit
1 b Specify Nationwide Permit (NWP) number 13 or General Permit (GP) number
1c
Has the NWP or GP number been verified by the Corps?
❑X Yes ❑ No
1d Type(s) of approval sought from the DWQ (check all that apply)
❑ 401 Water Quality Certification — Regular ❑ Non -404 Jurisdictional General Permit
❑ 401 Water Quality Certification — Express ❑ Riparian Buffer Authorization
1 e 'Is this notification solely for the record
because written approval is not required?
For the record only for DWQ
401 Certification ' .
❑X Yes c ❑ No
For the record only for Corps Permit
❑ Yes ❑X No
1f
Is payment into a mitigation bank ,or in -lieu fee program proposed for
mitigation of impacts? If so, attach the acceptance letter from mitigation bank
or in -lieu fee program
i
❑ Yes ❑X No
1g
Is the project located in any of NC's twenty coastal counties If yes, answer 1h
below
❑ Yes Q No
1h
Is the project located within a NC DCM Area -of Environmental Concern (AEC)?
❑ Yes ❑ No
2
Protect Information
(R f;R B nn P
2a
Name of protect
Reed Creek Streambank Stabilization
n1
2b
County
Buncombe
N
2c
Nearest municipality / town
Asheville
2d
Subdivision name
i
DENR - WArER RESOURCE 3
2e
NCDOT only, T I P or state project no
i 401 & i�uri tH �eRnnirnN
3
Owner Information
3a
Name(s) on Recorded Deed
The University of North Carolina at Asheville Foundation, Inc
3b
Deed,Book and Page No
1003/0267
3c
Re"sponsible Party (for LLC if
applicable) a
3d
Street address
N110 Millar Facilities Complex, CPO, 1100, 1 University Heights
3e
City, state, zip
Asheville, NC 28804
3f
Telephone no
828251 -6699
3g
Fax no
3h
Email address
macker @unca edu
Page 1 of 10
PCN Form — Version 1 4 January 2009
4
Applicant Information (if different from,owner) _
4a
Applicant is
❑ Agent ❑ Other, specify
4b
Name
4c
Business name'
(if applicable)
4d
Street address
4e
City, state, zip
4f
Telephone no
4g
Fax no
4h
Email address
5.
Agent/Consultant Information (if applicable)
5a
Name
G Alexander Price, PE
5b
Business name
(if applicable)
Altamont Environmental, Inc
5c
Street address
231 Haywood Street
5d
City, state, zip
Asheville, NC 28801
5e
Telephone no
828 - 281 -3350
5f
Fax no
5g
Email address
zpnce @altamontenvironmental com
Page 2 of 10
s
J
e
B Project Information and Prior Project History
_1 Property,ldentifi cation
1a Property identification no (tax PIN or parcel ID)
9649 -07 -2895 -00006
1b Site coordinates (in'decimal,degrees)
Latitude 35 614104 Longitude -82 563673
1 c Property size
861 acres
2 Surface Waters
• 2a Name,of nearest body °of water to proposed project
Reed Creek (also referred to as Glenn's Creek)
.2b Water Quality Classification of nearest receiving water
C
2c River basin*
French Broad `
3. Project Description
3a Describe the existing conditions on'the site and the general land use in the vicinity of the project at the time of this
application
The site consists of approximately,75 -linear feet of eroding left streambank The Inear vertical streambank on the outside of a meander bend is
unstable and continues to Input sediment to Reed Creek The site is bo6nd by Glenn's Creek greenway and W T Weaver Boulevard to the south and
the UNC Asheville campus to the north The site is just west of the traffic circle at the intersection of W T Weaver Boulevard and University Heights
3b List the total estimated acreage of all existing wetlands on the property 0
3c 'List the total estimated linear feet of all existing streams (intermittent and perennial) on the property 2;800 _
3d Explain the purpose -of the proposed project
'Stabilize the eroding left streambank
3e 'Describe the overall project in detail, including the type of equipment to be used
iSee attachment A and attached plan sheet`s and detail sheets
'4 Jurisdictional Determinations
4a Have jurisdictional wetland or stream determinations by the
Corps or State been requested or obtained for this property 1 'Comments
project (including all prior °hases in the past?, _
El Yes Q No El Unknown , ¢
Ab. - If'the Corps made tfie jurisdictional determination, what type
of determination was made?
❑ ,Preliminary E] Final
4c 'If yes, who delineated the jurisdictional areas?
Name (if known)
Agency /Consultant Company
Other
4d° If yes, list the dates of the Corps junsdictionai determinations or State'deterhnations and attach d6cdmentation
5. Project History
5a Have permits or certifications been requested or obtained for
this project,(including all.prior phases) in the past?
❑ Yes ❑X No ❑ Unknown
5b If yes, explain in detail according to "help file" instructions
-6. Future Project Plans
6a Is this,a phased project?
❑ Yes ❑X No
6b If'yes, explain
Page 3yof 10
PCN Form — Version 1 4 January 2009
C. Proposed Impacts Inventory
1 Impacts Summary
1a Which sections were completed below for your project (check all that apply)
❑ Wetlands ❑X Streams — tributaries ❑ Buffers' ❑ Operi Waters - ❑ Pond Construction, .
2. Wetland Impacts
If there are wetland Impacts proposed on the site, then complete this question for each wetland area impacted
'2a
2b _
2c
2d
2e
2f
Wetland Impact
Type of Impact
- Type of wetland
Forested -';
Type of jurisdiction
Area of
number
Corps (404;10) or,,�
" Impact
Permanent (P) or
. '
DWQ (401, other)
(acres)
Temporary T
W1 -
Choose one
Choose one
Yes /No
W2 -r
Choose one
Choose one
Yes /No
-
W3 -
Choose one
Choose one
Yes /No '
W4
Choose one
Choose one
Yes /No
W5 -
Choose one
Choose one
- Yes /No
`
W6 -
Choose one
Choose one
Yes /No
2g 'Total Wetland Impacts.
2h Comments
,
3 Stream Impacts
If there are perennial or Intermittent stream Impacts (Including temporary Impacts) proposed on the site, then complete this .
quesbon.for all stream sites Impacted I i ' 11 _ - r
3a
3b
3c
3d '
3e
3f
3g
Stream Impact
Type of Impact
Stream name
Perennial (PER) or
Type of
Average
Impact
number
_
Intermittent (INT) ?"
jurisdiction
stream
length
Permanent (P) or,
width
(linear
Temporary (T)
(feet).,
feet)
S1 P
Stabilization
Reed Creek
PER
: Corps
25
75
S2 -
Choose one
S3 -
Choose one
S4 -
Choose one
-
S5 -
Choose one
S6
Choose one
-
- 3h Total stream and tributary Impacts
75
31 Comments
I
a -
Page 4 of 10
PCN Form —Version 1 4 January 2009
4 Open Water Impacts
If there are proposed impacts to lakes, ponds, estuaries, tributaries, sounds, the Atlantic Ocean, or any other open water of
the U S then indiv ually list all open water impacts below
4a
Open water,
impact number
Permanent (P) or
Temporary T
4b
Name of waterbody
(if applicable)
4c
Type of impact -
4d
Waterbody
type
4e
Area of impact (acres)
X01
Choose one
Choose
02
Choose one
Choose
,
03 -
Choose one
Choose
04
Choose one
Choose
4f Total open water Impacts
4g Comments
5 Pond or Lake Construction
If pond or lake construction proposed, the complete the chart below
5a
Pond ID number
5b
Proposed use or
purpose of pond
5c
Wetland Impacts (acres)
5d
Stream Impacts (feet)
5e
Upland
(acres)
Flooded
Filled
Excavated,
Flooded
Filled
Excavated
P1
Choose one
- -
P2
Choose one `
5f Total
5g Comments
'5h 'Is a,dam high hazard permit required?
❑ Yes ❑ No if yes, permit ID no
51 Expected pond `surface area, (acres)
51 Size of pond watershed (acres)
5k Method of construction
6. Buffer Impacts (for DWQ)
If project will impact a °protected riparian buffer, then complete the chart below, If yes, then individually list all buffer impacts
below If an . impacts require mitigation, then ou MUST fill out Section D of this form
6a Prdject is in which protected basin?
❑ Neuse ❑ Tar - Pamlico ❑ Catawba ❑ Randleman ❑ Other
6b
Buffer Impact
number—
Permanent (P) or
Temporary T
6c
Reason for impact
6d
Stream name
6e
Buffer
mitigation
required?
6f
Zone 1
impact
(square
feet )
6g
Zone 2
impact
(square
feet
131
Yes /No
B2
Yes /No
B3 -
Yes /No
B4 -
Yes /No
B5 -
Yes/No
B6 -
Yes /No
6h Total Buffer Impacts
61 Comments e
Page 5 of 10
D. Impact Justification and Mitigation
1 Avoidance and Minimization
la Specifically describe measures taken to avoid or minimize the proposed impacts in designing project
This proposed action is in response to a stream bank failure on the outside of a meander bend Impacts will be minimized by having one access point
to the site to preserve mature trees in the vicinity of the site Standard sedimentation and erosion control practices will be used per an approved
grading plan with the City of Asheville The project was designed using bioengineering design techniques Native plant material will be planted to
promote long -term stability at the project site
1b Specifically describe measures taken to avoid or minimize the proposed impacts through construction techniques
See Attachment B
J
2 Compensatory Mitigation for Impacts to Waters of the U.S or Waters of the State
2a Does the project require Compensatory Mitigation for
impacts to Waters of the U S or Waters of the State?
❑ Yes ❑X No
'2b If yes, mitigation is required by (check all that apply)
- ❑ DWQ ❑ Corps
2c If yes, which mitigation option will be used for this
project? - - '
1:1 Mitigation bank
El to in -lieu fee program
❑ Permittee Responsible Mitigation
3 Complete if Using a Mitigation Bank
3a Name of Mitigation Bank
3b Credits Purchased (attach receipt and letter)
Type Choose one
Type Choose one
Type Choose one
Quantity
Quantity
Quantity
3c Comments
4. Complete if Making a Payment to In -lieu Fee Program
4a Approval letter from in -lieu fee program is attached
❑ Yes
4b Stream mitigation requested
linear feet
4c If using stream mitigation, stream temperature
Choose'one
4d Buffer mitigation requested (DWQ only)
square feet
4e Riparian wetland mitigation requested
acres
4f Non - riparian wetland mitigation requested
acres
4g Coastal (tidal) wetland mitigation requested
acres
4h Comments
5 Complete if Using a Permittee Responsible Mitigation Plan
5a If using a permittee responsible mitigation plan, provide a description of the proposed mitigation plan
J
Page 6 of 10
PCN Form — Version 1 4 January 2009
6 Buffer Mitigation (State Regulated Riparian Buffer Rules) — required by bWQ
,6a Will the project result in an impact within a,protected riparian buffer that requires
El Yes No
buffer mitigation?
6b If yes, then identify the square feet of impact to each zone of the riparian buffer that requires mitigation Calculate the
amount of mitigation required
P
6c
6d
6e
Zone
Reason for impact
Total impact
Multiplier
Required mitigation
(square feet)
(square feet)
Zone 1
3 (2 for Catawba)
1
Zone 2
1 5
6f Total bufferrmitigation required:
°
6g If buffer mitigation is required, discuss what type of mitigation is proposed (e g , payment to private mitigation bank,- -
permittee responsible riparian buffer restoration, payment into an approved in -lieu fee fund) °
6h Comments
Page 7 of 10
E.
Stormwater Management and Diffuse Flow Plan (required by DWQ)
1
Diffuse Flow Plan
1 a
Does the project include'or is 'it adjacent to protected riparian buffers identified
L
❑ Yes ❑X No
within one of the NC Riparian Buffer Protection Rules?
lb
If yes, then is a diffuse flow plan included? If no, explain why
❑ Yes ❑ No
2.
Stormwater Management Plan -
2a
What is the overall percent imperviousness of this project?
0%_
2b
Does this project re uire a Stormwater Management Plan?
❑ Yes No
2c
If this project DOES NOT require a Stormwater Management Plan, explain why
This
proposed work consists of the stabilization of 75 linear feet of stream bank and will not have a significant impact on stormwater runoff
2d
F r
If this project DOES require a Stormwater Management Plan, then provide a brief, narrative description of the plan
2e
Who will be responsible for the review of the Stormwater Management Plan?
3.
Certified Local Government Stormwater Review
3a
In which local government's 16risdiction is this project?
City of Asheville
❑ Phase II
El
3b
Which of the following locally - implemented stormwater management programs
El ❑ USMP
apply (check all that apply)
❑ Water Supply Watershed
❑ Other
3c
Has the approved Stormwater Management Plan with proof of approval been
❑ Yes ❑X No
attached?
4
DWQ Stormwater Program Review
[]Coastal counties
❑HQW
4a
Which of the following state - implemented stormwater management programs apply
❑ORW
(check all that apply)
❑Session Law 2006 -246
❑Other
4b
Has the approved Stormwater Management Plan with proof of approval been
❑ Yes ❑ No
attached?
5
DWQ 401 Unit Stormwater Review
5a
Does the Stormwater Management Plan meet the appropriate requirements?
❑ Yes ❑ No
5b
Have all of the 401 Unit submittal requirements been met?
❑ Yes ❑ No
Page 8 of 10
PCN Form — Version 1 4 January 2009
F
Supplementary Information
7
Environmental Documentation (DWQ Requirement)
la
Does the project involve an expenditure of public (federal /state /local) funds or the
❑X Yes ❑ No
use of public (federal/state) land?
lb
If you answered "yes" to the above, does the project require preparation of an
environmental document pursuant to the requirements of the National or State.
❑ Yes ❑X No
(North Carolina) Environmental Policy Act (NEPA/SEPA)? "
1C
If you answered "yes" to the above, has the document review been finalized by the
State Clearing House? (If so, attach a copy of the NEPA or SEPA final approval
❑ Yes ❑ No—
letter )
Comments
2
Violations (DWQ Requirement)
2a
Is the site in violation of DWQ Wetland Rules (15A NCAC 2H 0500), Isolated
Wetland Rules (15A NCAC 2H 1300), DWQ Surface Water or Wetland Standards,
❑Yes ❑X No
or Riparian Buffer Rules (15A NCAC 2B 0200)?
2b
Is this an after - the -fact permit application?
❑Yes ❑X No
2c
If you answered "yes" to one or both of the above questions, provide'an explanation of the violation(s)
3.
Cumulative Impacts (DWQ Requirement)
3a
Will this project (based on past and reasonably anticipated future impacts) result in
E] Yes ❑X No
additional development, which could impact nearby downstream water quality?
3b
If you answered "yes" to the above, submit a quali tative or quantitative cumulative 'impact analysis in accordance with the
most recent DWQ policy If you answered "no," provide a short narrative description
4
Sewage Disposal (DWQ Requirement)
4a ,Clearly detail the ultimate treatment methods and disposition (non - discharge or discharge)
of wastewater generated from
the,proposeduproject, or available capacityJof the subiecf facility
NA
Page'9 of 10
PCN Form — Version 1 4 January 2009
5 Endangered Species and Designated Critical Habitat (Corps Requirement)
5a Will this project occur in or near an area with federally protected species or
❑ Yes ❑X No
habitat?
5b Have you checked with the USFWS concerning Endangered Species Act
❑X Yes a [:]No
impacts? -
5c If yes, indicate the USFWS Field Office you have contacted
Asheville
5d What data sources did you use to determine whether your site would impact Endangered Species or Designated Critical
Habitat?
Altamont contacted Bryan Tompkins with the USFWS, Asheville Field office on May 20, 2014 and he informed me that the project will not have any
impact on protected species or habitat
6. Essential Fish Habitat (Corps Requirement)
6a Will this project occur in or near an area designated as essential fish habitat?
❑ Yes ❑X No
6b What data sources did you use to determine whether your site would impact Essential Fish Habitat?
Aitarriont contacted Bryan Tompkins with the USFWS, Asheville Field office on May 20, 2014 and he informed me that the protect will not have any
impact on essential fish habitat
7 Historic or Prehistoric Cultural Resources (Corps Requirement)
7a Will this project occur in or near an area that the state, federal or tribal
governments have designated as having historic or cultural preservation
❑ Yes ❑X No
status (e g , National Historic Trust designation or properties significant in
North Carolina history and archaeology)?
7b What data sources did you use to determine whether your site would impact historic or archeological resources?
Altamont researched the site on the NC Cultural Resources, Historic Preservation Office map (http / /gis ncdcr gov /hpoweb /)
8 Flood Zone Designation (Corps Requirement)
8a Will this project occur in a FEMA- designated 100 -year floodplain?
❑X Yes [:],No
8b If yes, explain how project meets FEMA requirements
Submitted a No -Rise Certification to the City of Asheville
8c What source(s) did you use to make the floodplain determination?
ArcGIS FEMA 100 Year Flood map /NC Flood Maps
�►v s� D ®�D
9
10/20
Applicant/Agent's Printed Name
Applicant/Agent's Signature
Date
(Agent's signature is valid only if an authorization
letter from the applicant is provided
Page 10 of 10
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Existing Condition Photograph — Reed Creek
Photograph 1: View of existing unstable left streambank.
Attachment A
11U. Desceibe the overall project in Aetail', including the type,of eq;uipinent to be used
F, unctional ,upkft'within, the, system °will be,'achieved through bank stabilization efforts along'the
eroding left streambank `The existing, vertical and eroding left streambank will be staljilized1h
place by ;grading the bank to a Z5(H) 1(V),slope- The slope will be stabilized with a brush
mattress, native stakes, and temporary and' permanent riparian; seed Additionally, a`
boulders -hook structure °will be installed reduce the near bank shear stress on the left_
streambank
Equipment used, to accomplish the above,described work will include a track - mounted, excavator
equipped with a hydraulic thumb, a tracked skid sfeef,, and a dump truck.to haul materials
Operation of heavy machinery in the water ,will be ,avoidedto,the,extent,practical in order to
complete the work described in;this application Most, streambank stabili_z_z "_ation,work will be
completed from the streambank,
Sedimentation and erosi=control practiceszwill belibplemented throughout1he protectand will;
consist of 1) only'working m dry°weather during low;wflow conditions, 2) only-exposing areas of
soils that,canlbe,stabilized ; at thVeend of each work day, 3) installation, of temporary silt fencesat,
'the toerof staging'and stockpile areas, and on the downslope side of any Work areas outside the
streambanks, and 4)� *§tAlation,of seed, coir soil matting, and straw mulch
See attached Plan Sheets and Detail Sheets
Attachment, B
yD 416. Specifically describe measures taken to avoid or minimize the proposed impacts
througliaconstruction techniques.
, Altamont will provide contractors engaged jn the implementation of this work both written and verbal
onsite m "s`truction;of all impact avoidance statements provided below All heavy equipment'wdl be kept
out of 'the streavchannel during streambank;stabilization work to the,extent,practicable Disturbancd,of
Ihechannel bottorn,-§t eambanks, ,and equipment access�areas will be held'to the minimum extent
,necessary,tosallow for completion of`the`bank,stabdization work W&k,wdl be completed in stages such
that segments,,of the p "roject'wifl be dompleted and stabilized, on a daily basis Temporary grass /grain
cover will besplanted on all bare soil within one day after`ground disturbing activities are, co' nipleted Tall
,fescue or other'exotie.grasses�dr plants will not be,used in riparian areas Herbaceous,'woody shrub, and
tree vegetation will be installed dunng,awapproprnate fame ofyear =on the pnmaryfloodplain and
streambanks upon completion of banl(,stabihzationwork Altamont will provide -a site manager to'Inspect
and,supervise contractor work,on a daily basis'to help ensure that impact avoidance instructions, ate
being followed Sediment and erosion control measures,will be used at all disturbed,areas and'wdl be
maintained in order to'keep sediment and sediment laden stormwater out of streams
l
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= s :PLAN 4SH EETS - -
REED CREEK ST EAMBANK
STABILIZATION PLAN
BUNCOMBE COUNTY, NORTH CAROLINA
DRAWING SET CONTENT
SHEET
SHEET TITLE
C -1 0
COVER SHEET
C -2 0
PLAN SHEET
C -3 0
DETAIL SHEET I
C -4 0
DETAIL SHEET 2
C -5 0
DETAIL SHEET 3
C -6 0
DETAIL SHEET 4
GENERAL NOTES (APPLICABLE TO ALL SHEETS)
DATA BLOCK
PROPERTY OWNER
UNIVERSITY OF NORTH CAROLINA ASHEVILLE FOUNDATION
CONTACT PERSON MELISSA ACKER, GROUNDS
SUPERINTENDENT AND LANDSCAPE ARCHITECT
(828) 251 -6699
PROJECT NAME REED CREEK STREAMBANK STABILIZATION
PROJECT LOCATION
W T WEAVER BOULEVARD, ASHEVILLE, NC
LAT 35 614113, LONG -82 563587
PIN # 9649 -07- 2895 -00000
ZONING DISTRICT INST
RIVER BASIN FRENCH BROAD RIVER BASIN
CURRENT LAND USE GREENWAY
PROPERTY SIZE 86 10
PROJECT LENGTH 100 -FEET ON RIVER LEFT BANK
TOTAL DISTURBED AREA 7,197 SQUARE FEET
I EXISTING CONDITION BASEMAP PROVIDED BY UNC ASHEVILLE
2 ALL IMPROVEMENTS SHALL CONFORM TO NORTH CAROLINA DEPARTMENT OF ENVIRONMENTAL AND NATURAL
RESOURCES (NCDENR), THE ARMY CORP OF ENGINEERS AND CITY OF ASHEVILLE PERMIT REQUIREMENTS UNLESS
NOTED OTHERWISE ON THE PLANS
3 ALL TRAFFIC CONTROL SIGNS SHALL CONFORM TO THE MANUAL OF UNIFORM TRAFFIC CONTROL DEVICES
STANDARDS, LATEST EDITION
4 THE CONTRACTOR SHALL PROTECT EXISTING PROPERTY MONUMENTATION AND PRIMARY CONTROL ANY
SUCH POINTS WHICH THE CONTRACTOR BELIEVES WILL BE DESTROYED SHALL HAVE OFFSET POINTS
ESTABLISHED BY THE CONTRACTOR PRIOR TO CONSTRUCTION ANY MONUMENTATION DESTROYED BY THE
CONTRACTOR SHALL BE REESTABLISHED AT HIS EXPENSE
5 IT SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR TO A ) PREVENT ANY DAMAGE TO PRIVATE
PROPERTY AND PROPERTY OWNER'S POLES, FENCES, SHRUBS, ETC B ) PROTECT ALL UNDERGROUND UTILITIES
C ) NOTIFY ALL UTILITY COMPANIES AND FIELD VERIFY HORIZONTAL AND VERTICAL LOCATION OF ALL
UTILITIES PRIOR TO START OF CONSTRUCTION NOTIFY OWNER OF ANY POTENTIAL CONFLICTS WHICH MAY
EXIST BETWEEN THE EXISTING UTILITIES AND CONSTRUCTION PLANS
6 CONTRACTOR SHALL MAINTAIN DRAINAGE AT ALL TIMES DURING CONSTRUCTION PONDING OF WATER IN
STREETS, DRIVES, TRUCK COURTS, TRENCHES, ETC WILL NOT BE ACCEPTABLE
VICINITY MAP
FINA L i�9q ", T_
R L - SEC�,FFQR
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NOT TO SCALE
7 ANY "DAMAGES THAT MAY OCCUR TO REAL PROPERTY OR EXISTING IMPROVEMENTS SHALL BE RESTORED BY
THE CONTRACTOR TO AT LEAST THE SAME CONDITION THAT THE REAL PROPERTY OR EXISTING IMPROVEMENTS
WERE IN PRIOR TO THE DAMAGES THIS RESTORATION SHALL BE SUBJECT TO THE OWNER'S APPROVAL,
MOREOVER, THIS RESTORATION SHALL NOT BE A BASIS FOR ADDITIONAL COMPENSATION TO THE CONTRACTOR
RESTORATICK SHALL INCLUDE, BUT NOT BE LIMITED TO, REGRASSING, REVEGETATION, REPLACING FENCES,
REPLACING TREES, ETC
8 CONTRACTOR IS RESPONSIBLE FOR COMPLYING WITH ALL APPLICABLE LOCAL, STATE AND FEDERAL STORM
WATER POLLUTION PREVENTION LAWS AND ORDINANCES
9 PRIOR TO BEGINNING CONSTRUCTION, THE CONTRACTOR SHALL VERIFY THAT ALL REQUIRED PERMITS AND
APPROVALS HAVE BEEN OBTAINED FROM ALL REGULATORY AUTHORITIES
10 ALL EQUIPMENT - SHALL BE CLEANED PRIOR TO MOBILIZATION AND MAINTAINED TO BE FREE OF OF FUEL, OIL
AND LUBRICANT LEAKS
II CLEARING LIMITS AND TREES TO BE REMOVED WILL BE MARKED IN THE FIELD PRIOR TO START OF CONSTRUCTION
TREES NOT MARKED FOR REMOVAL SHALL BE PROTECTED IN PLACE
12 SILT FENCE SHALL BE PLACED ON THE STREAM SIDE OF ALL STOCKPILES • BEFORE YOU DIG
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Existine Features
Existing Edge of Water
—Reed Creek
- - -- Existing 2 —Foot Contours
FEMA Floodway
- -- FEMA 100 —Yr Floodplain
- FEMA 500 —Yr Floodplain
LEGEND
Restoration Areas and Measures
�.. Proposed Rock J —Hook
Proposed Bank Grading /Brush Mattress
(See Sheet C -4)
Access and Erosion Control
Proposed Silt Fence
Proposed Construction Entrance
......... Limits of Disturbance
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BANKFULL ELEVATION
ROCK SILL HEADER STONE a
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PLAN VIEW FILTER FABRIC J -HOOK STONES / ' / �
FOOTER STONE
SECTION A -A'
BANKFULL WIDTH _
BANKFULL ELEVATION '
HEADER STONE / 1/2 BANKFULL STREAMBANK
HEADER STONE
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/ — ELEVATION / 2-
// VANE SLOPE
STREAMBED
STREAMBED /
ELEVATION
FOOTER STONE
I - FOOTER BOULDERS
WILL BE IN
CROSS SECTION THE EXISTNGESU TRATE
A MINIMUM OF THE BOULDER DIAMETER
SECTION B -B'
1 ALL STONES ARE TO BE STRUCTURE STONE 5 VANE ARM SHALL TIE INTO HALFWAY BETWEEN THE CHANNEL 6 ITHE CONTRACTOR WILL BE REQUIRED TO FIT BOULDERS
2 GAPS BETWEEN BOULDERS SHALL BE MINIMIZED BY FITTING INVERT AND,BANKFULL ELEVATIONS THE VANE ARMS SHALL 7 BOULDFRS SHALL BE NATIVE STONE OR SHOT ROCK, CUBICAL
BOULDERS TOGETHER PLUGGING WITH STRUCTURE STONE RISE AT 2 -5% FROM THE CHANNEL INVERT AT AN ANGLE OF OR RECTANGULAR IN NATURE
CLASS A AND SELECT MATERIAL AND LINING WITH FILTER 15 -30 DEG FROM THE ADJACENT TANGENT LINE THE VANE 8 FILTER FABRIC SHALL BE PLACED ON THE UPSTREAM SIDE OF
FABRIC ARM SHALL CONTINUE UP TO THE BANKFULL ELEVATION BUT THE VANE STRUCTURE TO PREVENT WASHOUT OF SEDIMENT
3 DIMENSIONS AND SLOPES MAYBE ADJUSTED TO FIT BY THE ARMS SLOPE MAY BE INCREASED TO GREATER THAN 5% THROUGH BOULDER GAPS FILTER FABRIC SHALL EXTEND FROM
THE ENGINEER AT THE DIRECTION OF THE DESIGNER ADDITIONALLY THE THE BOTTOM OF THE FOOTER BOULDER TO THE FINISHED
< 4 A DOUBLE FOOTER BOULDER SHALL BE UTILIZED IN SAND VANE ARMS ANGLE OF DEPARTURE MAY BE ADJUSTED TO 90 GRADE ELEVATION AND SHALL BE PLACED THE ENTIRE LENGTH `
BED MATERIAL ° DEG TO THE FLOW DIRECTION AT, DIRECTION OF THE OF THE STRUCTURE
t DESIGNER '
rj--� ROCK J -HOOK STRUCTURE
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EXCAVATE AT TOE OF
W=1 5'
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25
NOTES
1 GRADED BANKS SHALL BE STABILIZED WITH A BRUSH MATTRESS AND LIVE STAKES INSTALLED DURING THE
DORMANT SEASON (NOVEMBER TO APRIL)
TYPICAL STREAMBANK GRADING
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BRUSH MATTRESS -THIS METHOD USES
1
CUT BRANCHES OF SPECIFIED TYPE AT 45 DEGREE ANGLE LONG ENOUGH
7
USING SHOVELS AND BUCKETS OR TRACK HOE BUCKET SPRINKLE SOIL
HARDWOOD BRUSH LAYERED ALONG A
TO COVER BANKS PLUS 1 DEEP INTO TRENCH
THROUGH THE CUTTINGS
STREAMBANK AS A MATTRESS AND ANCHORED
2
DIG 1 TRENCH AT BASE OF BANK RESERVING SOIL FOR BACKFILL
8
IF USING OPTIONAL STAKES HAMMER INTO BANK
IN PLACE WITH GRID OF STAKES AND WIRE THE
3
LAY FIRST LAYER OF CUTTINGS PERPENDICULAR TO SLOPE MAKING SURE
9
COVER WITH STRAW MULCH AT MINIMUM 75% COVERAGE
TOE BELOW THE WATERLINE IS ANCHORED BY
TO PUSH CUT END INTO TRENCH
10
UNROLL POULTRY WIRE OR COIR MATTING ALONG SLOPE USE TWO ROWS
ROCK THE LIVING BLANKET ACTS AS MULCH
4
LAY SECOND LAYER AT 45 DEGREES (UPSTREAM)
IF BANK HEIGHT DICTATES
FOR SEEDING AND PLANTING ESTABLISED IN
5
LAY THIRD LAYER AT 45 DEGREE (DOWNSTREAM)
11
WRAP WIRE NEAR TOP OF STAKES IN CRISSCROSS PATTERN
THE BANK IT ALSO PREVENTS EROSION OF
6
ABOUT 1/2 213 OF THE WAY UP THE BANK PLACE STAKES IN A ROW
12
FINISH BY HAMMERING REMAINING STAKES INTO BANK
SLOPED SURFACES
SPACED 3 APART HAMMER TO GET STARTED WRAP WIRE AROUND 1ST
STAKE CONNECT TO 2ND STAKE AND WRAP CONNECT TO 3RD STAKE AND
WRAP ETC
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BRUSH
MATTRESS
NOT TO SCALE
existing top of bank
/ no work on right bank
25
NOTES
1 GRADED BANKS SHALL BE STABILIZED WITH A BRUSH MATTRESS AND LIVE STAKES INSTALLED DURING THE
DORMANT SEASON (NOVEMBER TO APRIL)
TYPICAL STREAMBANK GRADING
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LIVE STAKE DETAIL
(FOR STREAMBANK PLANTING)
SQUARE CUT
BUDS (FACING UPWARD
LIVE CUTTING (112 - I DIA )
ANGLE CUT 30° - 45°
NOTE STAKING MAY BE REQUIRED THROUGH
MATTING ROCK OR COMPACTED SOILS
A STARTER HOLE MAY BE REQUIRED
LIVE STAKES —
EXISTING /PROPOSED GROUND
EXISTING /PROPOSED
NOTES
1 LIVE STAKES SHALL BE EVENLY SPACED 3 FT APART
2 LIVE STAKES SHALL BE DRIVEN UNTIL APPROXIMATELY 4 TO 8 INCHES REMAINS EXPOSED
3 IF STARTER HOLE IS NEEDED MINIMIZE AIR POCKET
4 UTILIZE ALL ON -SITE TRANSPLANT MATERIALS MADE AVAILABLE BY THE OWNER ONCE SOURCE OF TRANSPLANT
MATERIAL HAS BEEN HARVESTED, THEN UTILIZE LIVE STAKING
5 LIVE STAKES SHALL BE A MIX OF SILKY DOGWOOD SILKY WILLOW, AND ELDERBERRY
LIVE STAKE
NOT TO SCALE
SEEDING SCHEDULE
TEMPORARY SEEDING SCHEDULE RIPARIAN AND NON- RIPARIAN AREAS
A SINGLE SPECIES SELECTION FOR TEMPORARY COVER IS ACCEPTABLE A MIXTURE OF TWO OR MORE TEMPORARY
SPECIES MAY BE NECESSARY ALTHOUGH APPLICATION RATES SHOULD NOT EXCEED THE TOTAL RECOMMENDED RATE
PER ACRE
COMMON NAME
SCIENTIFIC NAME
RATE PER ACRE
OPTIMAL PLANTING DATES
RYE GRAIN
SECALE CERAELE
30 LBS
AUG 15 - MAY 15
WHEAT
TRITICUM AESTIVUM
30 LBS
AUG 15 - MAY 15
GERMAN MILLET
SETARIA ITALICA
10 LBS
MAY 15 - AUG 15
BROWNTOP MILLET
UROCHLOA RAMOSA
10 LBS
MAY 15 - AUG 15
PERMANENT SEEDING SCHEDULE RIPARIAN AREAS
SEEDING SHALL BE APPLIED IN LOCATIONS SPECIFIED ON THE PLANS OR BY THE ENGINEER SEED MIX FOR THE
RIPARIAN AREA SHALL BE ERNST MIX# ERNMX -304 (INC MOUNTAINS RIPARIAN MIX) AS MANUFACTURED BY ERNST
CONSERVATION SEEDS WWW ERNSTSEED COM OR SIMILAR APPROVED BY ENGINEER SEED SHALL BE APPLIED AT 20
LBS PER ACRE
PERMANENT SEEDING SCHEDULE NON - RIPARIAN AREAS (UPLAND AREAS)
COMMON NAME SCIENTIFIC NAME RATE PER ACRE
RED CLOVER (TRIFOLIUM PRATENSE) 10 LBS
CREEPING RED FESCUE (FESTUCA RUBRA) 20 LBS
SOURCE NORTH CAROLINA DIVISION OF WILDLIFE RESOURCES SEED MIXES FOR REVEGETATION DISTURBED SITES
MULCH SHALL BE APPLIED AT THE RATE OF
4000 LB /ACRE (60 -80 BALES /ACRE) OF STRAW
GRADED SLOPES AND FILLS - ALL SLOPES GREATER THAN 3 1 SHALL HAVE SLOPE MATTING AS SPECIFIED, AND
INSTALLED AS DESCRIBED ON THE DETAIL SHEET
ALL DISTURBED AREAS SHALL BE SEEDED OR MULCHED WITH AN APPROVED GROUNDCOVER WITHIN 14 CALENDAR
DAYS
SEEDING SPECIFICATIONS
FINAL
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RAILROAD BALLAST STONE
WIDTH TO BE EQUALTO —
PROPOSED DRIVE WIDTH
12
HUMP TO DIVERT RUNOFF
FROM EXISTING ROAD
NOTES
I A STABILIZED PAD OF CRUSHED STONE SHALL BE LOCATED WHERE TRAFFIC WILL BE ENTERING OR LEAVING A CONSTRUCTION
SITE TO OR FROM A PUBLIC STREET
2 STONE TO BE RAILROAD TYPE BALLAST
3 THE ENTRANCE SHALL BE MAINTAINED IN A CONDITION WHICH WILL PREVENT TRACKING OR FLOWING OF SEDIMENT ONTO PUBLIC
STREETS OR EXISTING PAVEMENT THIS MAY REQUIRE PERIODIC TOP DRESSING WITH ADDITIONAL STONE AS CONDITIONS DEMAND
AND REPAIR AND /OR CLEANOUT OF ANY MEASURES USED TO TRAP SEDIMENT
4 ALL SEDIMENT SPILLED DROPPED WASHED OR TRACKED ONTO PUBLIC STREETS MUST BE REMOVED IMMEDIATELY
5 WHEN NECESSARY WHEELS MUST BE CLEANED TO REMOVE SEDIMENT PRIOR TO ENTERING A PUBLIC STREET WHEN WASHING IS
REQUIRED, IT SHALL BE DONE ON AN AREA STABILIZED WITH CRUSHED STONE WHICH DRAINS INTO AN APPROVED SEDIMENT BASIN
6 FILTER FABRIC SHALL BE PLACED UNDER THE ENTRANCE /EXIT AND SHALL BE MIRAFI 500 OR EQUAL
r—j--� CONSTRUCTION ENTRANCE
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9 HIGH
RIP RAP BERM FACED WITH
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� D to
FEET OF FENCING OR AT LOW POINTS
VARIABLE AS DIRECTED BY
THE ENGINEER
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4 ORANGE POLYETHYLENE 6 MAX SPACING
LAMINAR SAFETY FENCING
4
12 -1/2 GA
'-
,
MIN 10 GA
NOTES
1) INSTALL PROTECTIVE FENCING BEFORE CONSTRUCTION OR ANY SITE ACTIVITY BEGINS
2) FENCE SHALL BE PLACED AROUND THE CRITICAL ROOT ZONE OF THE TREE TO BE PRESERVED
3) THE CRITICAL ROOT ZONE SHALL BE DETERMINED BY EXTENDING A CIRCLE AROUND THE TREE WITH A ONE -FOOT
RADIUS FOR
EVERY INCH OF TREE CALIPER MEASURED AT BREAST HEIGHT OR TO THE DRIPLINE OF THE TREE CANOPY WHICHEVER IS GREATER
4) NO DISTURBANCE IS PERMITTED WITHIN THE TREE PROTECTION AREA INCLUDING BUT NOT LIMITED TO GRADING
FILLING PARKING
DRIVING OR MANEUVERING OF EQUIPMENT STORAGE OF MATERIALS OR DEBRIS DISPOSAL OF WASTES OR CONCRETE
WASHOUTS AND
ATTACHING OF NAILS ROPES CABLES SIGNS OR FENCING TO ANY PRESERVED TREE,
5) TREES AND SHRUBS CLOSELY GROUPED MAY BE ENCLOSED IN A SINGLE ENLARGED BARRICADE
5) PROTECTIVE FENCING SHALL BE MAINTAINED AND REMAIN IN PLACE UNTIL CONSTRUCTION IS COMPLETE
Otl
TREE PROTECTION
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3
NOT TO SCALE
9 HIGH
RIP RAP BERM FACED WITH
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STONE
4 BREAK
PROVIDE SILT FENCE BREAKS EVERY 200
8 MAX
FEET OF FENCING OR AT LOW POINTS
VARIABLE AS DIRECTED BY
THE ENGINEER
12 -1/2 GA
MIN 10 GA
ERMEDIATE
LINE WIRES
Otl
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GRADE
STEEL POSTS
5 LONG W /ANCHOR PLT
WIDE
FRONT VIE
-MIN ,WT 125LB /FT
MIN
1 - ANCHOR PLATE MIN AREA= 1450
I
WOVEN WIRE
- TOP 8 BOTTOM WIRES 10 GAGE MIN
33 �B /uN FT STEEL POST
'
- INTERMEDIATE WIRES 12 i GAGE MIN
WOVEN WIRE FABRIC
WIRE STAPLES
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SILT FENCE FABRIC
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3 °
FILL SLOPE
SILTFENCE FABRIC
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- NCDOT CLASS B
NOTES
RADE
I USE SILT FENCE ONLY WHEN DRAINAGE AREA DOES
NOT EXCEED 1/4 ACRE PER IOOLF AND NEVER IN AREAS
o
KVER
MIN COVER
OF CONCENTRATED FLOW
SKIRT
2 SILT FENCE SHALL NOT BE USED IN DITCHES CREEKS
OR OTHER AREAS RECEIVING CONCENTRATED FLOWS
3 SILT FENCE SHALL NOT BE USED FOR INLET
PROTECTION
SIDE VIEW
2_� SILT FENCE
NOT TO SCALE
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