HomeMy WebLinkAboutPTIA_SDOrepair_PCN (5)Homewood, Sue
From: Darling, Richard <RDading@mbakehntlzom>
Sent: Thursday, February l0'ZUl5l:34PK4
To: Homewood, Sue
Cc: Allen, Larry; Alex Rosser; Lisa Elmore
Subject: PTIASDO Repair Bank Stabilization
Attachments: 05 Geometric Layout & Grading Plan (GL'3E).pdf
mc-
Please substitute the previous Sheet GL -3E of the Permit Drawings with the attached. Let me know what else | can do
to facilitate this permit request thanks again for all your help and patience.
Richard Darling | Environmental Manager | Michael Baker International
O000 Regency Pkvxy, Suite 6001 Cary, NCZ7S1O| [0] 919-481-5740
IN T ER NAT I ON A L
From: Allen, Larry
Sent: Thursday, February 19,2O151:25PIVI
To: Darling, Richard
Subject: FW: SDO Site 3 Seeding plan
See the attached updated plan for the Grading and Seeding Plan for the SDO project.
Let me know if this is sufficient toaddess Sue's comments. VVe are now showing seeding/restoration in all disturbed
areas (limits of construction). | also had Darrell add a note that discusses returning any temporary impacted areas to
original condition.
Larry
1
LIVE STAKINGICUTTINGS
Live slaking and live cuttings will be applied to all restored streambanks and within the geolitt
siruclure following the details in this plan set and according to the conslruction specifications,
Common Name
Scientific Name
Percentage
pf
Total
Wetness
Tolerance
Elderberry
Sambucus canadensis
20%
FACW-
Silky Dogwood
Corpus amonum
25%
FACW+
Silky Willow
Salix sericea
25%
OBL
Black Willow
Sa6X nigra
10%
OBL
Ninebark
Physocarpus opulifolius
20%
FAC-
PERMANENT NON- RIPARIAN SEED
ROCK CROSS VANE (TYP)
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TEMPORARY SEED
The following fable lists temporary seed species for the projec site. All disturbed areas
will be stabilized using mulch and lemporaly seed.
Common Name
Scientific Name
Percentage
of
Total
Density
(Ibslac)
Tall Fescue
Fesfuca arundinacea
72%
200
Kentucky Bluegrass
Poa prafensis
14%
40
Red Mine) Fescue
Fesfuca rubra
14%
40
Panicum virgafum
Total
100%
280
ROCK CROSS VANE (TYP)
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TEMPORARY SEED
The following fable lists temporary seed species for the projec site. All disturbed areas
will be stabilized using mulch and lemporaly seed.
Common Name
Rate
Dates
CEREAL RYE
130 LBSIACRE
SEPTEMBER TO MARCH
BROWNTOP MILLET
40 LBSIACRE
APRIL TO AUGUST
LEGEND.
EXISTING CONTOUR
—835— PROPOSED CONTOUR
;-� GEOLIFf ZONE (115.Y.�
RIPARIAN SEEDING ZONE (0,10Ac,)
X X X X X X
LIMIT
1311,11 Ll
il 19i 11 1
PERMANENT RIPARIAN SEED
Permanent seed mixtures for fhe project site shall be planted throughout the floodplain and riparian buffer areas.
Permanent seed mixtures shall be applied with temporary seed, as defined in the construction specifications,
Common Name
Scientific Name
Percent
of
Mixture
Seeding
Density
(lbslacre)
Wetness
Tolerance
Redlop
Agrosfis alba
10%
1.5
FACW
Virginia Wildrye
Elymus virginicus
15%
2.25
FAC
Swilchgrass
Panicum virgafum
15%
2,25
FAC+
Eastern Gamma Grass
Tripsacum dacfyloides
5%
0.15
FAC+
Pennsylvania Smariweed
Polygonum pennsylvanicum
5%
0.15
FACW
Little Blue Stem
Schizachyrium scoparium
5%
0.15
FACU
Soft Rush
Juncus effusus
5%
0.15
FACW+
Beggars Tick
Bidens frondosa (orarisfosa)
5%
0.15
FACW
Lance - Leaved Tick Seed
Coreopsis lanceolafa
10%
1.5
FAC
Tioga Deer Tongue
Dichanfhelium clandesfinum
15%
2,25
FACW
Big Blue Slem
Andropogon gerardii
5%
0.15
FAC
Indian Grass
Sorgasfrum nufans
5%
0.15
FACU
l• JORDAN BUFFER (ZONE 2)
JORDAN BUFFER (ZONE 1)
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AM T1
PIEDMONT TRIAD AIRPORT AUTHORITY
PIEDMONT TRIAD
AIRPORT AUTHORITY
GUILFORD COUNTY, NORTH CAROLINA
www.mbakercorp.com
MICHAEL BAKER ENGINEERING, INC.
X8 AirpM Center )6e
Sub 100
Greensboro, NC 2]409
336.931.1500 (Office)
336.931.1501 (Fax)
North Carolina License No, F -1064
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04 X X X X X X N X X X X X X�
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JKFUL ELEVATION FYP)
LIMIT OF DISTURBAN(
(SEE SHEET SB -3.1)
NOTE;
ALL TEMPORARY EROSION CONTROL IMPACTS AND CONSTRUU I IUN
IMPACT AREAS SHALL BE RESTORED TO INITIAL CONDITIONS UPON
COMPLETION OF THE PROJECT,
20 10 0 20
SCALE IN FEET
IZ
Project Name:
STORMWATER
OUTFALL
REPAIR
Drawing Name:
GRADING AND
PLANTING PLAN
PIEDMONT TRIAD
NTERNATIONAL AIRPORT
)cod Drawing Reference;
ale: Drawing Number:
FEBRUARY 2015
usiness Unll: GL -3E
GREENSBORO