SW4070701_O&M Agreement_20191030

Operation & Maintenance Agreement
Project Name:
Project Location
Echota IV The Summit at Echota
Watauga County
Cover Page
Maintenance records shall be kept on the following BMP(s). This maintenance record shall be kept in a log in a known set location.
Any deficient BMP elements noted in the inspection will be corrected, repaired, or replaced immediately. These deficiencies can
affect the integrity of structures, safety of the public, and the pollutant removal efficiency of the BMP(s).
The BMP(s) on this project include (check all that apply & co
Bioretention Cell
Quantity:
Dry Detention Basin
Quantity:
Grassed Swale
Quantity:
Green Roof
Quantity:
Infiltration Basin
Quantity:
Infiltration Trench
Quantity:
Level Spreader/VFS
Quantity:
Permeable Pavement
Quantity:
Proprietary System
Quantity:
Rainwater Harvesting
Quantity:
Sand Filter
Quantity:
Stormwater Wetland
Quantity:
Wet Detention Basin
Quantity:
Disconnected Impervious Area
Present:
User Defined BMP
Present:
g O&M tables will be added automatically):
Location(s):
Location(s):
Location(s): Club House Area
Location(s):
Location(s):
Location(s):
Location(s):
Location(s):
Location(s):
Location(s):
Location(s):
Location(s):
Location(s):
Location(s):
Location(s):
I acknowledge and agree by my signature below that I am responsible for the performance of the maintenance procedures listed for
each BMP above, and attached O&M tables. I agree to notify NCDENR of any problems with the system or prior to any changes to
the system or responsible party.
Signature:
* Responsible Party:
Title & Organization:
Street address:
City, state, zip:
Phone number(s):
Email:
James Harrill
VP of Development The Summit at Echota, LLC
151 Mr. Bish Blvd.
Boone, NC, 28607
828-963-7600
[e-mail]
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County of do hearby certify that SSe- h/eu-rl
personally appeared before me this 0? 9 day of 15FU ati-s f ZO/q and
acknowledge the due execution of the Operations and Maintenance Agr €ripenntt .
Witness my hand and official seal, 1
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My commission expires
8/28/2019
Page 1 of 1
Version 1.4

'Grassed Swale Maintenance Requirements
Important maintenance procedures:
The drainage area of the grassed swale will be carefully managed to reduce the sediment load to the grassed
swale.
After the first-time fertilization to establish the grass in the swale, fertilizer will not be applied to the grassed
swale.
The grassed swale will be inspected once a quarter. Records of operation and maintenance will be kept in a known set location
and will be available upon request.
Inspection activities shall be performed as follows. Any problems that are found shall be repaired immediately.
BMP element:
Potential problem:
How to remediate the problem:
The perimeter of the BMP
Areas of bare soil and/or
Regrade the soil if necessary to remove the gully, and then plant a
erosive gullies have formed.
ground cover and water until it is established. Provide lime and a one-
time fertilizer application.
Vegetation is too short or too
Maintain vegetation at a height of approximately six inches.
long.
The entire length of the
Trash/debris is present.
Remove the trash/debris.
swale
Areas of bare soil and/or
erosive gullies have formed.
Regrade the soil if necessary to remove the gully, and then re -sod (or
plant with other appropriate species) and water until established.
Provide lime and a one-time fertilizer application.
Sediment covers the grass at
Remove sediment and dispose in an area that will not impact streams
the bottom of the swale.
or BMPs. Re -sod if necessary.
Vegetation is too short or too
Maintain vegetation at a height of approximately six inches.
long.
The outlet device
Clogging has occurred.
Clean out the outlet device. Dispose of the sediment off -site.
The outlet device is damaged
Repair or replace the outlet device.
The receiving water
Erosion or other signs of
Contact the local NC Department of Environment and Natural
damage have occurred at the
Resources Regional Office.
outlet.
STORM-EZ 8/28/2019
Version 1.4 O&M Manual Paqe 2 dF