HomeMy WebLinkAboutSW8970839_COMPLIANCE_20040112STORMWATER DIVISION CODING SHEET
POST -CONSTRUCTION PERMITS
PERMIT NO.
SW
DOC TYPE
❑CURRENT PERMIT
❑ APPROVED PLANS
❑ HISTORICAL FILE
COMPLIANCE EVALUATION INSPECTION
DOC DATE
DIM
YYYYMMDD
0� W A rF9 Michael F. Easley, Governor
O� QG William G. Ross Jr., Secretary
�
North Carolina Department of Environment and Natural Resources
co 7
Alan W. Klimek, P.E.,Director
p Division of Water Quality
Coleen H. Sullins, Deputy Director
Division of Water Quality
January 12, 2004
CERTIFIED MAIL #7002 1000 0005 2390 8719
RETURN RECEIPT REQUESTED
Mr. Haddon Allen, President
Benser, LLC
2413 Mimosa Place
Wilmington, NC 28403
NOTICE OF INSPECTION AND NON-COMPLIANCE
The Enclave
Stormwater Project No. SW8 970839
New Hanover County
Dear Mr. Allen:
Please find attached a copy of the completed form entitled "Stormwater Compliance
Inspection Report". The report summarizes the findings of a recent inspection of the
project's stormwater controls conducted on November 21, 2003 to determine
compliance with Stormwater Permit Number SW8 970839 issued on August 12, 2002.
A summary of the findings and comments are noted under Section 4 of the report.
Please inform this Office in writing before February 12, 2004 of the specific actions that
will be undertaken and the time frame required to correct the deficiencies. Failure to
provide the requested information, when required, may initiate enforcement action. If
you have any questions please contact me at the Wilmington Regional Office, telephone
number (910) 395-3900.
Sincerely,
Gary H. Beecher
Environmental Technician
RSS/ghb: S:IWQSISTORMWATIINSPECT1970839.Nov03
CC' Beth E. Wetherill ( New Hanover Co. Engineering )
Wilmington Regional Office
GaryBeecher
N. C. Division of Water Quality
Wilmington Regional Office
127 Cardinal Drive Extension
Wilmington, NC 28405
(910)395-3900
(910) 350-2004 Fax
Customer Service
1 800 623-7748
XV h
�"�CDEN�t
b
STORMWATER COMPLIANCE INSPECTION REPORT
Project Name
Project Number:
The Enclave
970839 Control Measure: Detention Pond
Water Body: Burnt Mill Creek Classification: "C Sw"
Directions to site, address: Market Street towards downtown.
2. Inspection Date: November 21, 2003
Weather Conditions: Sunny and Dry
3. Compliance Issues:
Y N
❑ ❑ The drainage area (including offsite) and built -upon area to the permitted
system are per the approved plan. No unpermitted offsite drainage enters
the system.
❑ ❑ All the built -upon area associated with the project is graded such that the
runoff drains to the system.
❑ ❑ For ponds/infiltration, the outlet/bypass structure relative elevations are
per the approved plan. (Must be verified via as -built survey if in question).
❑ ❑ The inlets and outlet structure are located per the approved plans and do
not cause short-circuiting.
❑ ❑ A trash rack is provided over the outlet weir and orifice.
❑ ® All slopes are grassed with permanent vegetation and are not eroding.
❑ ❑ Vegetated slopes are no steeper than 3:1.
❑ ❑ The approximate amount of permitted surface area has been provided.
(Must be verified via as -built survey or designer's certification.)
❑ ❑ Required drawdown devices are correctly sized per the approved plans.
All required design depths are provided.
❑ ❑ All required parts of the system are provided, such as a vegetated shelf,
and a forebay.
❑ ❑ The designer's certification has been submitted.
❑ ❑ The required deed restrictions are correctly recorded and submitted.
❑ ❑ The number of lots or outparcels is per the permitted amount.
❑ ❑ The built -upon area on the lots or outparcels does not appear to exceed
the maximum amount (must be verified via as -built survey if in question)
❑ ❑ Curb outlet swales are constructed, located properly, are 100' long and
have dense vegetated cover.
❑ ❑ The road, cul-de-sac, parking lot and sidewalk widths are per the
approved plan.
❑ ® Required maintenance is being performed.
❑ ❑ Outparcels have their own offsite permit.
❑ ❑ For low density projects, roadside swales are 3:1, vegetated and stable.
❑ ❑ For low density projects, there are no unpermitted pipes on the project.
4. Required Actions: (Explain each deficiency and what needs to be done to bring
the system back into compliance)
(a) The pond contains several largeideep ruts that must be filled and stabilized
with grass or sod ASAP.
(b) The slopes of the detention pond need to be stabilized with grass or sod.
(c) The inside of the detention pond contains large trash items, ex: plastic chair.
Trash is not only an eyesore it can also affect the efficiency of the pond
system.
(d) The detention pond needs to be cleaned and mowed on a routine basis.
Inspector: Gary H. Beecher
Water Quality/Wilmington Regional Officel(910) 395-3900
RSS/ghb: S:1WQSISTORMWATIINSPECT1970839.Nov03
OF WArF9 Michael F. Easley, Governor
Q William G. Ross Jr., Secretary
,(?A North Carolina Department of Environment and Natural Resources
co
5 � Alan W. Klimek, P.E.,Director
p Division of Water Quality
Coleen H. Sullins, Deputy Director
Division of Water Quality
November 24, 2003
Mr. Haddon Allen, President
Benser, LLC
2413 Mimosa Place P�oNG t°�'�� 8t S- ,< oil
Wilmington, NC 28403
NOTICE OF INSPECTION AND NON-COMPLIANCE
The Enclave
Stormwater Project No. SW8 970839
New Hanover County
Dear Mr. Allen:
Please find attached a copy of the completed form entitled "Stormwater Compliance
Inspection Report". The report summarizes the findings of a recent inspection of the
project's stormwater controls conducted on November 21, 2003 to determine
compliance with Stormwater Permit Number SW8 970839 issued on August 12, 2002.
A summary of the findings and comments are noted under Section 4 of the report.
Please inform this Office in writing before December 24, 2003, of the specific actions
that will be undertaken and the time frame required to correct the deficiencies. Failure to
provide the requested information, when required, may initiate enforcement action. If
you have any questions please contact me at the Wilmington Regional Office, telephone
number (910) 395-3900.
Sincerely,
Gary H. Beecher
Environmental Engineer
RSSlghb: S:IWQSISTORMWATIINSPECT1970839.Nov03
cc: Beth E. Wetherwill ( New Hanover Co. Engineering }
Wilmington Regional Office
GaryBeecher
VXV
N. C. Division of Water Quality 127 Cardinal Drive Extension (910) 395-3900 Customer Service
Wilmington Regional Office Wilmington, NC 28405 (910) 350-2004 Fax 1 800 623-7748 NCDEN.�
STORMWATER COMPLIANCE INSPECTION REPORT
Project Name: The Enclave
Project Number: 970839 Control Measure: Detention
Water Body: Burnt Mill Creek Classification: "C Sw"
Directions to site, address: Market Street towards downtown.
2. Inspection Date: November21, 2003
Weather Conditions: Sunny and Dry
3. Compliance Issues:
Y N
❑ ❑ The drainage area (including offsite) and built -upon area to the permitted
system are per the approved plan. No unpermitted offsite drainage enters
the system.
❑ ❑ All the built -upon area associated with the project is graded such that the
runoff drains to the system.
❑ ❑ For ponds/infiltration, the outlet/bypass structure relative elevations are
per the approved plan. (Must be verified via as -built survey if in question).
❑ ❑ The inlets and outlet structure are located per the approved plans and do
not cause short-circuiting.
❑ ❑ A trash rack is provided over the outlet weir and orifice.
❑ All slopes are grassed with permanent vegetation and are not eroding.
❑ ❑ Vegetated slopes are no steeper than 3:1.
❑ ❑ The approximate amount of permitted surface area has been provided.
(Must be verified via as -built survey or designer's certification.)
❑ ❑ Required drawdown devices are correctly sized per the approved plans.
All required design depths are provided.
❑ ❑ All required parts of the system are provided, such as a vegetated shelf,
and a forebay.
❑ ❑ The designer's certification has been submitted.
❑ ❑ The required deed restrictions are correctly recorded and submitted.
❑ ❑ The number of lots or outparcels is per the permitted amount.
❑ ❑ The built -upon area on the lots or outparcels does not appear to exceed
the maximum amount (must be verified via as -built survey if in question)
❑ ❑ Curb outlet swales are constructed, located properly, are 100' long and
have dense vegetated cover.
❑ ❑ The road, cul-de-sac, parking lot and sidewalk widths are per the
approved plan.
❑ Required maintenance is being performed.
❑ Outparcels have their own offsite permit.
❑ ❑ For low density projects, roadside swales are 3:1, vegetated and stable.
❑ ❑ For low density projects, there are no unpermitted pipes on the project.
4. Required Actions: (Explain each deficiency and what needs to be done to bring
the system back into compliance)
(a) Pond contains several large/deep ruts that must be filled and stabilized ASAP.
(b) The Discharge pipe in the outlet is twisted in an upward position. The pipe in
this position serves no purpose for the function of the outlet system.
(C) The slopes of the detention pond need to be stabilized with grass or sod.
(d) The inside of the detention pond contains large trash items, ex: plastic chair.
(0) The detention pond needs to be cleaned and mowed on a routine basis.
Inspector: Gary H. Beecher
Water Quality/Wilmington Regional Officel(910) 395-3900
RSSlghb: S:IWQSISTORMWATIINSPECT1970839.Nov03
Beth Easley Wetherill, CPESC
Soil Erosion Specialist
New Hanover County'
Engineering Department
230 Market Place Drive - Suite 160
Wilmington, North Carolina- 28403
Rhone: (910) 798-7139/Fax: (910)-798-7051
Email: bwetherill@nhcgov.com
SEDIMENTATION INSPECTION REPORT
Project Grading Permit # 70— 7'7
Project: •t ch c /a v Project Location: /�_14,. I e, f cr4,
Person(s)Financially Responsible_ _ A en t fir, L L C
Address: _ Z4-13- - P4/kno.ra., a e- e - - _ - r��, Al C. _ ZJ S40 3
1, Pictures: Yes Q # Weather& Soil Conditions.�vCr—iQ�- "74" - -
2,. Is site currently under Notice of Violation: Yes (�
3• Is the site in compliance with NHC Soil Erosion & Sedimentation Control Ordinance? Yeso. Circle violations below:
4. Violations: (Circle letter)
(A) No approved plan. Failure to follow approved plan. (C) Failure to submit revised plan.
(D) Failure to provide adequate ground cover, f (E) Insufficient measures to retain sediment on site,
0F) Failure to take all reasonable measures. �G) Inadequate buffer zone. (H) Graded slopes &tills too steep.
( Unprotected exposed slopes. (1) Failure to maintain erosion control measures. (K) NPDES Problems
Other (describe)
5. Has off -site sedimentation occurred since last inspection? Ye Degree: Slight Moderate Severe
6. Contact made with Title:
Inspection report give sent - p w
7- inspection Report sent to person(s) responsible: 11Cf+ _ _ - Date sent D
8. C ective Alctions Needed:
-_ ��L't�" c%�_.� r✓�� J � � � c n v �.� J �c� �. �i oF'� .-► �'ca(a�,T
4'n r es 4a ~c t 0`-% em w rI,-,
_TA S o, �. le -1 p� � � C� f 7r d � L O � ' w r'l
fu r►,.,� A r.EV SeA "P.1 0! QI /Plr✓I_�vJ !v l�s�p� e j ,J_ ►�awi�y
C/t 0
teport By:� () q v e 4- - Date: 0 t} 2 Others present:
lime to Comply:
� F\NAr�94
�Q
� r
Mr. Haddon Allen, President
Benser, LLC
2413 Mimosa Place
Wilmington, NC 28403
Dear Mr. Allen:
Michael F. Easley, Governor
William G. Ross, Jr., Secretary
North Carolina Department of Environment and Natural Resources
Alan W. Klimek, P.E., Director
Division of Water Quality
Wilmington Regional Office
November 19, 2002
Subject: REQUEST FOR ENGINEER'S CERTIFICATION
Stormwater Project No. SW8 970839
The Enclave
New Hanover County _ .__,. _
On August 12, 2002, the Division of Water Quality issued a Stonmwater Management Permit for
The Enclave. Per the terms and conditions of the permit, and Stormwater Regulation 15A NCAC
2H.10080), which stipulates the following:
"Upon completion of construction, the designer for the type of Stormwater system
installed must certify that the system was inspected during construction, was constructed
in substantial conformity with plans and specifications approved by the Division and
complies with the requirements of this Section prior to issuance of the certificate of
occupancy."
As of this date, our records indicate the required designer's certification has not been received.
Operation of the stormwater system prior to submission of the required certification is a violation of
NCAC 2H.10080) in accordance with NCGS 143-215.6. Construction is considered complete at the time
the proj ect is occupied by an owner or tenant for its intended use. Please submit the required certification
by December 19,2002. Failure to submit the certification is considered a violation of the permit,'and is
subject to enforcement action, per NCGS 143-215.6A.
If you have any questions concerning this matter, please call me at (910) 395-3900.
Sincerely,
✓-- 7��
Linda Lewis
Environmental Engineer
RSS/arl: S:IWQSISTORMWATIPEREQ1970839.Nov02
cc: Phil Tripp
Tony Roberts, New Hanover County Inspections
Linda Lewis
Central Files
A*A
INCDEh'R
N.C. Division of Water Quality 127 Cardinal Drive Extension Wilmington, N.C. 28405 (910) 395-3900 Fax (910) 350-2004 Customer Service
800-623-7748
Compliance Inspection Report
Permit: SW8970839 Effective: 08/12/02 Expiration: 08/12/16 Owner: The Enclave Associates LLC
Project: The Enclave Townhomes
County: New Hanover 2115 Market St
Region: Wilmington
Wilmington NC 28403
Contact Person: John P Berent Title: Managing Member Phone: 919-460-7411
Directions to Project:
Type of Project: State Stormwater - Infiltration System
Drain Areas: 1 - (Burnt Mili Creek) (03-06-23 } ( C;Sw)
On -Site Representative(s):
Related Permits:
Inspection Date: 07/23/2012 Entry Time: 01:00 PM
Primary Inspector: Christine Nelson
Secondary Inspector(s):
Reason for Inspection: Follow-up
Permit Inspection Type: State Stormwater
Facility Status: ❑ Compliant ■ Not Compliant
Question Areas:
0 State Stormwater
(See attachment summary)
Exit Time: 01:30 PM
Phone: 910-796-7215
Inspection Type: Transfer Renewal
Page: 1
Permit: SVV8970839 Owner - Project: The Enclave Associates LLC
Inspection Date: 07/23/2012 Inspection Type: Transfer Renewal Reason for Visit: Follow-up
Inspection Summary:
In order to correct the deficiencies noted and bring this system into compliance, the following items must be resolved:
1. Respond, in writing, with a schedule to bring this site into compliance.
2. The stormwater collection system to the north and west of the property couldn't be identified during the site inspection
through the brush and debris. Please restore the collection system to ensure and demonstrate that the runoff is directed
to the infiltration basin.
3. Once the site is found to be in compliance, transfer the permit to the new owners.
File Review
Is the permit active?
Signed copy of the Engineer's certification is in the file?
Signed copy of the Operation & Maintenance Agreement is in the file?
Copy of the recorded deed restrictions is in the file?
Comment:
Built Upon Area
Is the site BUA constructed as per the permit and approval plans?
is the drainage area as per the permit and approved plans?
Is the BUA (as permitted) graded such that the runoff drains to the system?
Comment: The stormwater collection system to the north and west of the property
couldn't be identified during the site inspection through the brush and debris.
Operation and Maintenance
Are the SW measures being maintained and operated as per the permit requirements?
Yes No NA NE
■ ❑ ❑ ❑
■ ❑ ❑ ❑
Yes No NA NE
■ Q ❑ ❑
■❑❑Q
❑■❑❑
Yes No NA NE
■ ❑ ❑ ❑
Are the SW BMP inspection and maintenance records complete and available for review or provided to DWQ ■ ❑ ❑ ❑
upon request?
Comment. The stormwater collection system to the north and west of the property
couldn't be identified during the site inspection through the brush and debris.
Other Permit Conditions Yes No NA NE
Is the site compliant with other conditions of the permit? ❑ ■ ❑ ❑
Comment: A written response has not been received in response to the 2/23/2012
Notice of Inspection.
According to the NC Secretary of State, Benser, LLC has dissolved.
Page: 2
Compliance Inspection Report
Permit: SW8970839 Effective: 08/12/02 Expiration: 08/12/16 Owner: The Enclave Associates LLC
Project: The Enclave Townhomes
County: New Hanover 2115 Market St
Region: Wilmington
Wilmington NC 28403
Contact Person: John P Berent Title: Managing Member Phone: 919-460-7411
Directions to Project:
Type of Project: State Stormwater - Infiltration System
Drain Areas: 1 - (Burnt Mill Creek) (03-06-23) ( C;Sw)
On -Site Representative(s):
Related Permits:
Inspection Date: 02/2112012 Entry Time: 09:15 AM
Primary Inspector: Christine Nelson
Secondary Inspector(s):
Reason for Inspection: Routine
Permit Inspection Type: State Stormwater
Facility Status: ❑ Compliant ■ Not Compliant
Question Areas:
State Stormwater
(See attachment summary)
Exit Time; 10:00 AM
Phone: 910-796-7215
Inspection Type: Transfer Renewal
Page: 1
Permit: SW8970839 Owner - Project: The Enclave Associates LLC
Inspection Date: 02/21/2012 Inspection Type: Transfer Renewal Reason for Visit: Routine
Inspection Summary:
To bring this site into compliance, the following must be completed:
1. Maintain the collection system (swales and pipes) to the north and west of the property to ensure and demonstrate that
the runoff is directed to the infiltration basin,
2. Submit a name/ownership change form to the Division to update the permittee for this site.
File Review
Yes
No
NA
NE
Is the permit active?
■
❑
❑
n
Signed copy of the Engineer's certification is in the file?
■
❑
n
❑
Signed copy of the Operation & Maintenance Agreement is in the file?
■
❑
❑
n
Copy of the recorded deed restrictions is in the file?
❑
n
■
❑
Comment:
Built Upon Area
Yes
No
NA
NE
Is the site BUA constructed as per the permit and approval plans?
EDO
❑
Is the drainage area as per the permit and approved plans?
ROD
n
Is the BUA (as permitted) graded such that the runoff drains to the system?
n
■
0
0
Comment: The collection system along the north and west side of the project couldn't
be identified through the brush and debris.
SW Measures
Yes No
NA
NE
Are the SW measures constructed as per the approved plans?
■ ❑
❑
n
Are the inlets located per the approved plans?
■ ❑
❑
❑
Are the outlet structures located per the approved plans?
■ n
n
n
Comment
Operation and Maintenance
Yes
No
NA
NE
Are the SW measures being maintained and operated as per the permit requirements?
■
❑
❑
❑
Are the SW BMP inspection and maintenance records complete and available for review or provided to DWQ IN
n
n
n
upon request?
Comment:
Other Permit Conditions
Yes
No
NA
NE
Is the site compliant with other conditions of the permit?
❑
■
❑
❑
Comment: According to the NC Secretary of State, Benser, LLC has been dissolved.
Other WQ Issues
Yes
No
NA
NE
Is the site compliant with other water quality issues as noted during the inspection?
■
n
In
n
Comment:
Page: 2
7125/2002 The Enclave 01120
CDC Infiltration Basin
10-year Storm
WATERSHED DATA
Total Drainage Area
s . ft.
I acres
140,263
1 3.22
impervious Area
Land Use
s ,ft.
I acres
buildings
25,296
.0.58
arkin las halt
21,822
0.50
concrete
4,954
0.11
Total
52,072
1.20
INFILTRATION SYSTEM:
°% impervious = 0.371
= 37.1 °%
say 38.0°%
CPRE = 0.25
CPOST = (% imp.)(.95)+(1-0% imp.)(.25)
- 0.51
110 = 7.23 inlhr
125 = 8.15 in/hr
Volume of first inch of runoff = impervious area/12
V= 4,339.33 cu-ft
Storage volume provided= ((Area of Bottom +Area of Flood) 112) *(Flood Elev - Bottom l=1ev)
Bottom: 2600 sf. Flood: 3621 sf.
Vp= 5,287.85 Cu-ft
DRAWDOWN TIME:
Depth of infiltration system,
V= 1.70 ft
Infiltration Rate of soils:
R= 0.5 ft/hr
Drawdown time= Depth /Infiltration Rate
DDT= 3.40 hrs.
`\��111111t Ill 1l I11/!
CARol/
SEAL
17374 a
`•c�!GtNE`�Q �Q
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1111 f 111111
7I2512002 The Enclave 01120
CDC Infiltration Basin
10-year Storm
WATERSHED DATA
Total Drainage Area
s . ft.
acres
140,263
3.22
Impervious Area
Land Use
s . ft,
I acres
buildings
25,296
0.58
parking/asphalt
21,822
0.50
concrete
4,954
0.11
Total
52,072
1.20
INFILTRATION SYSTEM:
impervious = 0,371
= 37.1 %
say 38.0%
CPRE = 0.25
CPOST = (% imp.)(.95)+(1-% imp.)(.25)
= 0.51
110 = 7.23 inihr
125 = 8.15 inlhr
tolume of first inch of runoff = impervious area/12
V= 4,339.33 cu-ft
itorage volume provided= ((Area of Bottom +Area of Flood)1/2)'(Flood Fie v - Bottom Eiev)
Bottom: 2600 sf. Flood: 3621 sf.
Vp= 5,287.85 cu-ft
DRAWDOWN TIME:
Depth of infiltration system:
V= 1.70 ft
Infiltration Rate of soils:
R= 0.5 fUhr
Drawdown time= Depth /Infiltration Rate
DDT= 3.40 hrs.
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