20061139 Ver 2_More Info Letter_20071217

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December 17, 2007
EXPRESS REVIEW NOTIFICATION LETTER
ECI Development
Attn: Mr. Jack Lichner
8317 Six Forks Road, Suite 203
Raleigh, NC 27615
Project Name: The Woods of Blair Hills (Permit Modification)
Dear Mr. Lichner:
Michael F. Easley, Governor
William G. Ross Jr., Secretary
North Carolina Department of Environment and Natural Resources
Coleen H. Sullins, Director
Division of Water Quality
Wake County
EXP# 06-1139v2
On December 17, 2007, the Express Review Program of the Division of Water Quality (DWQ) received your
application for the above referenced project. The DWQ has determined that your application will require additional
information. Please provide the following information so that we may continue to review your project and
prevent denial of your application as required by 15A NCAC 2H .0506:
Utility line impact:
a. Please provide the proposed temporary impact to the perennial stream and riparian buffers at the
sewer line impact site. The written description mentions 23.2 linear feet of streambed, while the table
is blank in the PCN with side notes of 15 and 17.5 linear foot references. Additionally, Zone 1
impacts are written as 1,415 sq. feet in Section VI-1 and as 1,067 sq. feet in the table while the Zone 2
riparian buffer impact is shown as 960 sq. feet in Section VI-1, 920 sq. feet on the table, and 720 sq.
feet on the submitted plan sheets.
b. Please provide EEP acceptance letter for Zone 1 riparian buffer impacts that are required when an
"other than perpendicular crossing" is proposed.
c. Please provide cross sectional construction details of the proposed impact site (showing the required
burial depth, etc.).
2. Grassed Swale:
a. Please provide a BMP Supplement Form for the proposed grassed Swale. The BMP supplement
Forms are available at http://h2o.enr.state.nc.us/su/bmp forms.htm. Please include both the Design
Summary and the Required Items Checklist along with all the required items listed therein.
b. Please include a signed and notarized Inspection and Maintenance Agreement Form for the proposed
grassed swale.
c. Please size the swale for both onsite (road and adjoining lands) and offsite (west portion of Swale)
drainage since the grassed Swale appears to receive runoff from some portion of the land to the west.
d. Please provide supporting calculations for estimating the flows and velocities indicated on the plan
sheet 3.
e. Please select one of the grasses specified in Table 2 of the Grassed Swale Chapter of the North
Carolina Best Management Practices Manual that will be suitable for the site, instead of Centipede
sod as specified on plan sheet 3).
£ Construction Sequence shall specify how the grassed swale (and any other proposed BMP) shall be
installed. In particular, please specify how the seedbed shall be protected before vegetation is
established.
401 Oversight I Express Review Permitting Unit
1650 Mail Service Center, Raleigh, North Carolina 27699-1650
2321 Crabtree Boulevard, Suite 250, Raleigh, North Carolina 27604
Phone: [phone] /FAX [phone] I Internet: htt~//h2o.enr.state nc.us/ncwetlands
An Equal OpportunitylAffirmative Action Employer- 50% Recycled/10% Post Consumer Paper
Noe Carolina
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Please respond within five (5) days of the date of this letter by sending three (3) copies of this information. The
Express Review Program is a process that requires all parties to participate in a timely manner.
This letter only addresses the application review and does not authorize any impacts to wetlands, waters or protected
buffers. Please contact Lia Myott at [phone] or Joseph Gyamfi at (919) 15-3473 if you have any questions.
Sinc ely,
Cyndi Karoly, Supervisor
401/Express Review Oversite Unit
CBK/lem/jg
cc: Lauren Witherspoon, DWQ Raleigh Regional Office
DLR Raleigh Regional Office
USACE Raleigh Field Office
Central Files
File copy
Steve Mitchell, 1813 Lancaster Dr., Garner, NC 27529