HomeMy WebLinkAbout20040241 Ver 2_Year 3 Monitoring Report_20111228� . : , ,.. <, = : . : ,, �; ::
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ClearWater Environmental Consultants Inc
www cwenv com
December 21 2011
Ms Liz Hair
US Army Corps of Engmeers
Asheville Regulatory Field Office
151 Patton Avenue Room 208
Asheville North Carolma 28801 2638 D
i �
Mr Ian McMillan ��� 2 �
NC Division of Water Qualrty 20�y
2321 Crabtree Blvd Suite 250 ���Wq�
Raleigh North Carolma 27604 S�DRMIVq���
RE The Old W�dlife Club
Year 3 Momtoruig Report �
McDowell County, North Carohna
Corps Action ID 2008-01107-359, DWQ Pro�ect # 04-0241
Ms Hau� and Mr Mc1Vl�llan
The attached Year 3 morutonng report is being submitted on behalf of The Old Wildlife
Club represented by Mr Andy Fenell The Old Wiidlife Club is currently developmg a
residential subdivision in McDowell County North Carolma and has completed the
requ�re remediation work at the srte Yearly momtoruig has shown the establishment of
successful vegetation and stream stabilrty It is the opuuon of CEC that Crescent
Resources Inc has successfully met the condrtions of their permrt and no further action
or momtonng is reqi,ured
Should you have any questions regardmg the attached information please do not hesitate
to contact me at 828 698 9800
Respectfully
R Clement Riddle P W S
Pruicipal
224 South Grove Street Suite F
Hendersonville NC 28792
- 828 698 9800 Tel -- - — - — - - --- --- - - - --- -� - -- --- -
828 698 9003 Fax
J
Year 31Vlonitorin� lZeport for Culvert
Removal Work Performed at
Old ��ldl�fe �lub
December 20g 1
Prepared By
CLea� �er
��-�=-�.��� y
C1earWater Environmental Consultants Inc
224 South Grove Street, Suite F
Hendersonville North Carolma 28792
Table of Contents
10
20
30
40
Introduction
Pro�ect Background
2 1 Pro�ect Location
2 2 Pro�ect Goals and ob�ectives
2 3 Restoration Approach
2 4 Pro�ect History and Background
Monrtoring
3 1 Vegetation Momtonng
3 2 Stream Momtormg
Conclus�ons and Recommendahons
4 1 Vegetation Morutonng
4 2 Stream Morutonng
4 3 Recommendations
List of Tables
Table 1
Table 2
Table 3
List of Figures
Figure 1
Figure 2
1
1
1
1
2
3
4
4
4
6
6
6
6
Pro�ect History and Schedule
Pro�ect Contacts
Tree and Shrub Species Composition (Year 3)
Site Location Map
USGS Topograpluc Map
Appendices
Appendix A Morphological Data and Reference Photos
u
1 0 INTRODUCTION
Crescent Resources Inc received a US Army Corps of Engmeers (USACE) Nationwide
Permrt No 13 (Action ID SAW 2008 0110'7 359) on Apnl 10 2008 and a NC Division
of Water Quality (NCDWQ) (Pro�ect No 04 0241) 401 Water Quality Certification on
Apnl 14 2008 authonzmg the removal of 35 feet of culvert wrth subsequent bank
stabilization This report summarizes the tlurd and final year of stream and buffer
momtonng
2 0 PROJECT BACKGROUND
The Old Wildlife Club removed one culvert on srte and restored the stream bed and bank
within the culvert removal area The removal/stabilization activrty daylighted
approximately 35 lmear feet of stream Restoration of the culvert srte involved the
removal of the culvert structure and ad�acent road embankments and excavation of a new
channel that connects the upstream and downstream reaches
The culvert and road embankments were removed and the new banks seeded matted and
planted with native vegetation The cross sectional area and slope for the new channel
section were matched to the area and slope of stable ad�acent sections One step pool
structure was utilized to establish grade control and protect new banks
21 Pro�ect Location
The pro�ect srte is on an unnamed tnbutary of Lake James approximately 1 mile north of
Nebo in McDowell County North Carolma and is located m the Catawba River Basm
the NCDVVQ sub basm 03 08 30 and the US Geological Survey (USGS) hydrologic umt
code 03050101 The latrtude and longrtude for the pro�ect area is 35 7384102°N and
81 9302687°W From Asheville take Interstate 40 east towards Statesville Take Exit
90 towards Nebo and turn nght onto Harmony Grove Road Turn left onto US Highway
70 Turn nght onto NC Highway 126 Turn left onto Wildlife Road where the srte will
be located on the nght A site locarion map and a USGS topographic map are attached as
Figures 1 and 2
2 2 Pro�ect Goals and Ob�ectrves
The ob�echves of the pro�ect were to
1 Remove an existmg culvert �
2 Re connect aquatic habitats
3 Establish native vegetation through a forested riparian buffer and
4 Improve the natural aesthetics of the stream corndor
The culvert removal and stream restoration mvolved the followmg steps
1 Remove culvert and excavate new channel through road embankment wrth
disposal of roadbed gravel (if any) outside the limrts of the restoration area
1
2 Construct grade control structures
3 Apply temporary seed and erosion control mattmg to the banks and
4 Plant native herbaceous and woody vegetation on the banks and at the top of
both banks to establish a vegetative buffer
2 3 Restoration Approach
De�
The pro�ect approach involved some site specific design during construction The culvert
and road embankment were to be removed a new channel section excavated mcluding
the placement of a log toe and the new banks seeded matted and planted wrth native
vegetation The cross sectional area for the new channel section was matched to the
cross sectional area of an ad�acent section Slope was to be controlled wrth a step
structure to establish grade control and protect new banks wrthin the culvert removal
azeas
Due to the small size of the stream channel and the existmg topography and vegetative
conditions the most appropnate bank stabilization and plantmg methods were chosen
Erosion control mattmg seedmg live stakmg and contamenzed tree and shrub plantmg
were all designed for both rapid and long term bank stabilizat�on and vegetarion survival
Implementation
Construction of the new stream channel subsequent to culvert removal was performed m
June 2008 Erosion control matting was placed to the top of bank Outside of the erosion
control matting nparian trees and shrubs were planted on 10 to 12 foot centers m
accordance with the NC Ecosystem Enhancement Program s Guidelmes for Ripanan
Buffer Restoration Based on a pro�ect area of 0 OS acres and a target densrty of 320
trees per acre the required number of plantings for the srte is 16 trees and/or shrubs
As built Survev
Personnel from Clea.rwater Environmental Consultants Inc performed an as built survey
of the restoration srte m July 2008 One cross section and a longrtudmal profile were
measured usmg a Nikon total station Due to the small size of the restoration reach and
upland buffers all planted trees and live stalces were counted
Year 1 Morutonn�
Personnel from C1earWater Environmental Consultants Inc performed Year 1
momtonng of the restoration site m October of 2009 One cross section and a
longitudmal profile were measured usmg a laser level Due to the small size of the
restoration reach and upland buffers all planted trees and live stakes were counted
Year 2 Morutonn�
Personnel from C1eazWater Environmental Consultants Inc performed Year 2
morutonng of the restoration site in July of 2010 One cross section and a longitudinal
profile were measured usmg a laser level Due to the small size of the restoration reach
and upland buffers all planted trees and live stakes were counted
2
Year 3 Morutonn�
Personnel from ClearWater Environmental Consultants Inc performed Year 3
momtonng of the restoration site in September of 2011 One cross section and a
longitudinal profile were measured usmg a laser level Due to the small size of the
restoration reach and upland buffers all planted trees and live stakes were counted
2 4 Pro�ect Hastory and Background
USACE 404i
Construction
As Built Mo�
Year 1 Monr
Year 2 Monr
Year 3 Monr
Table 1 Pro��
NQ 401 approval
g and Report Submittal
and Report Submittal
and Report Subm�ttal
and Report Submittal
and Schedule
Planned or Actual Date
Apri12008
June 2008
July 2008
October/December 2009
July/October 2010
September/November 2011
Table 2 Pro ect Contacts
Land Design Inc
1 Page Ave Ste 220
Designer Asheville NC 28801
(828) 281 1447
Attn Ste hame Pankiewicz
C1earWater Env�ronmental Consultants Inc
718 Oakland St
Construction Overs�ght Hendersonville NC 28791
(828) 698 9800
Attn Clement Riddle
Hunter Construction
118 Tunber Rd
Construction Contractor Mooresville NC 28115
(828) 799 7570
Attn Trac Pressle
Appalachian Naturescapes
2395 Henderson Mills Rd
Plantmg Contractor Morganton NC 28655
(828) 438 8243
Attn Terrel Knutson
ClearWater Env�ronmental Consultants Inc
224 South Grove Street Surte F
Mon�tormg Hendersonv�lle NC 28792
(828) 698 9800
Attn Clement R�ddle
3
3 0 MONITORING
Environmental components momtored in this pro�ect are those that allow an evaluation of
channel stabihty and riparian survivabilrty Specifically, the success of channel
modification seedmg and woody vegetation plantmgs have been evaluated for a total of
three years
31 Vegetataon Monatorang
Survival of planted vegetation was evaluated usmg survival counts and all rooted
vegetation was flagged and evalua.ted to determme survival The complete planted buffer
was assessed due to the small areas planted Success is defined as a densrty of 320
trees/acre or greater tree shrub densrty due to the establishment of native volunteer
species Based on a pro�ect area of 0 OS acres and a target densrty of 320 trees per acre
the required number of plantings for the site is 16 trees and/or shrubs Table 3 contams
information regardmg the species composition of trees and shrubs at the srte
Table 3 Tree and Shrub S ecies Com osition Year 3
Total Stems
(Planted or
Sc�ent�fic Name Common Name Volunteer S ec►es Com os�tion
Acer ne ndo boxelder 1 1 3%
Amelanch�er canadensis Canadian servicebe 3 4%
Calkcar a americana Amer�can beau be 2 2 6%
Car inus caroliniana American hornbeam 3 4%
Cercrs canadensrs eastern redbud 1 1 3%
Chionanthus vir inicus wh�te frm etree 2 2 6%
Kalmra lati olra mountam laurel 1 1 3%
Leucothoe axrllarrs coastal doghobble 2 2 6%
Leucothoe ontanesiana hi hland do obble 12 16%
Lir�odendron tuli afera tuli tree 5 6 6%
Li uidambar s ract ua sweet um 11 14 6%
Rhododendron s rhododendron 1 1 3%
Rhus labra Smooth sumac 5 6 6%
Sambucus canadensu black elderbe 16 21 3%
Vacciraum co mbosum h�ghbush bluebe 8 10 6%
Viburnum dentatum southern arrowood 2 2 6%
TOTAL 75 100%
�`�`A total ot 11 live stakes were also counted at the srte
Seventy five trees counted in the plot yields approximately 1 500 trees per acre The srte
meets and exceeds the success criteria
3 2 Stream Monatoring
Cross sectaons One permanent cross section was established The cross section was
marked on both banks wrth permanent pins to establish the exact transect location The
4
annual cross section survey mcludes points measured at breaks m slope and any
identifiable features (bankfull inner berm etc )
Success Cntena There should be little or no change m the cross section when compared
to the as built cross section If changes m the cross section occur they should be
evaluated to determme if they represent a movement toward a more unstable condrtion
(down cuttmg erosion) or are minor changes that represent an mcrease in stability
(settlmg vegetative changes deposrtion along the banks decrease m width/depth ratio)
Longatudanal Profiles A longrtudmal profile was established Profile measurements
mclude thalweg water surface mner berm bankfull and top of low bank where they are
identifiable Each of these points will be taken at the head of each feature e g riffle run
pool and glide where possible and the max pool depth Water surface will be used to
calculate slope for the pro�ect reach
As built restoration reach slope 0 068 ft/ft
Year 1 restoration reach slope 0 064 ft/ft
Year 2 restoration reach slope 0 064 ft/ft
Year 3 restoration reach slope 0 069 ft/ft
Success Cntena The longrtudinal profile should show that the bedform features are
remaining stable e g they are not aggrading or degradmg The pools should remain deep
wrth flat water surface slopes and the steps/nffles should remam steeper and shallower
Photo Reference Sates Photographs used to evaluate restored srtes were made with a
digrtal camera There are 4 photo reference srtes showmg each bank and the stream
channel Reference srtes have been photographed once per year for at least 3 years
following construction
Longatudanal reference photos The stream was photographed longitudmally at the
upstream end of the restoration site lookmg downstream and at the downstream end of
the srte lookmg upstream
Lateral reference photos Photographs were taken of both banks at the cross section
The water s edge or channel s edge will be located in the lower edge of the frame and as
much of the bank as possible mcluded m each photo
Success Cntena Photographs will be used to sub�ectively evaluate channel aggradation
or degradation bank erosion success of npanan vegetation and effectiveness of erosion
control measures Longitudinal photos should mdicate the absences of developmg bars
v►nthm the channel or an excessive increase m channel depth Lateral photos should not
mdicate excessive erosion or continuing degradation of the bank over time A series of
photos over time should indicate successional maturation of nparian vegetahon
Vegetative succession should mclude imtial herbaceous growth followed by mcreasmg
�7
densrties of woody vegetation and then ultimately a mature overstory with herbaceous
understory
4 0 CONCLUSIONS AND RECOMMENDATIONS
Crescent Resources Inc received a USACE Nationwide Permrt No 13 and a NCDWQ
Water Qualrty Certification in April 2008 authonzmg the removal of 35 feet of culvert
wrth subsequent bank stabilization
41 Vegetataon Monatortng
A total of 75 trees and shrubs compnsed of 16 species were counted at the pro�ect site
Wrth a total buffer area of 0 OS acre this count yields a total of 1 500 stems per acre at
the pro�ect srte All hve stakes from Year 2 have survrved to Year 3 Although live stake
mortality was origmally lugh (from As built to Year 1) rt has not negatively affected the
vegetative success of the area Herbaceous species are fillmg in where live stakes have
failed and the stream banks appear to be stable Additional work at the site is not
recommended at this time
4 2 Stream Monztorang
The daylighted stream reach appeazs to stable m cross section and profile The rock vane
appears to be functiorung Addrtional work at the site is not recommended at this time
4 3 Recommendations
Yearly morutonng has shown the establishment of successful vegetation and stream
stability It is the opiruon of CEC that Crescent Resources Inc has successfully met the
condrtions of their permrt and no further achon or monrtonng is required
�
APPENDIX A
Morphological Data. and Reference Photos
Cross Section
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Profile
0 10 20 30
Station (ft)
I —■--As-Built I
—.— Year 1
Year 2
�— Year 3
Photo 1: Upstream end of reach looking downstream
Photo 2: Left bank at cross-section looking at right bank
Photo 3: Right bank at cross-section looking at left bank
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Source: Maptech Terrain Navigator
Old Wildlife Club
McDowell County
North Carolina
224 South Grove Street, Suite F
Hendersonville, NC 28792
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Figure 2
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McDowell County
North Carolina
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224 South Grove Street, Suite F
Hendersonville, NC 28792
Vicinity Map
Figure 1