SW1100301_APPROVED PLANS_20110329

STORMWATER DIVISION CODING SHEET
POST -CONSTRUCTION PERMITS
PERMIT NO.
SW
DOC TYPE
❑CURRENT PERMIT
APPROVED PLANS
❑ HISTORICAL FILE
DOC DATE
�OIIO,�ai�
YYYYMMDD

SS
W
LIMITS OF DRAINAGE AREA (DA-1)
S S
F-_
50' ROW
PROPO&_'D 250LF PERMANENT DITCH W/
NORTH AMERICAN GREEN SC150 DITCH
LINER OR APPROVED EQUIVALENT
(SEE DETAIL)(PD-1)
1' DEEP W/ 2:1 SIDE SLOPES
*DITCH SLOPE-1.1% MIN.
SS
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EXISTING 18" CMP CULVERT
INV. IN 2169.05
INV. OUT 2167.97
PROPOSED 18" CMP DRAINAGE PIPE (PIPE A2)
INV. IN 2170.2t
PROPOSED JUNCTION BOX (A3)
TOP 2173.3#
INV 2169.0
SS -----__ �S
T
ARE, DS WA -� ��
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11. �_ f\ W ,
DEVELOPMENT DATA
DEVELOPER:
BUTLER DEVELOPMENT GROUP, LLC
2727 PACES FERRY ROAD
SUITE 1-255
ATLANTA, GA 30339
CONTACT:
MATTHEW D. WILSON
[phone]
CIVIL ENGINEER:
CIVIL DESIGN CONCEPTS, P.A.
200 SWANNANOA RIVER ROAD
ASHEVILLE, NORTH CAROLINA 28805
CONTACT:
JESSE M. GARDNER, P.E.
(828) 252--5388
SURVEYOR:
CDC SURVEY, PA
200 SWANNANOA RIVER ROAD
ASHEVILL=, NC 28805
CONTACT:
BRIAN BARTLETT, PLS
[phone]
PROPOSED 18" CMP DRAINAGE PIPE (PIPE Al)
INV. IN 2170.2#
27
\ U N
21" L6.�
73.1
\ \ �\
\
\ \ �3.3 iP -�
x 72.50
I
69•90 \.� \ \ ¢ 72.9 TP
f 69.8 -- a- h..._.-_ - \ \
\ \` \
o� E x \ - 2171
1 i a G� - 1--.-��._-«
ik
ffgo
' a ._..Q 4•'� 3 U
"!- PROPOSED 39" LOADING BAYS (TYP)
LIMITS OF DRAINAGE AREA (DA--2)
' € A
c _ g, 1 _ �
aTr � � ` \ \ \� �\ 'ter
µ
6g ` ---`1.Q� SLOT 5� \� _--.� �I j
`1.0 LOIN 69.941 PROPOSED 220LF PERMANENi' DITCH W/
69 NORTH AMERICAN GREEN SC'30 DITCH
LINER OR APPROVED EQUIVALENT
.( I
(SEE DETAIL)(PD-2)
1' DEEP W/ 2:1 SIDE SLOPES
*DITCH SLOPE-1.19; MIN.
a � I
R IH° I PROPOSED 50" LOADING DOCK I r
2169
PROPOSED CONTOUR (TYP)fo
I L j­i'
f \i
'.
EXISTING CONTOUR (TYP) �� y= = • __ _._... 1
1
; IMLj
EXISTING PROPERTY LINE (TYP)
PROPOSED GRAVEL AND SOD
PRETREATMENT AREA (TYP)(SEE DETAIL)
2168
PROPOSED FLUME (FL2)(SEE DETAIL)
PROPOSED FLUME (FL1)(SEE DETAIL)
PROPOSED GRASSED BIO-RETENTION CELL #2
(APPROX. 41'X54')
(SEE DETAILS FOR ELEVATIONS AND CROSS SECTION)
NOT
E:
TRACTOR SHALL NOT INSTALL BIORETENTION CELLS UNTIL
ENGINEER HAS APPROVED OVERALL SITE STABILIZATION
PROPOSED STORMWATER CONTROL STRUCTURE "82"
TOP 2167.5f
INV 2162.0
(SEE DETAIL)
\ \
PROPOSED FLOW PATH (TYP)
216 1
PROPOSED GRASSED BIO-RETENTION CELL #1
kArrKVA.
(SEE DETAILS 2 ) FOR ELEVATIONS AND CROSS SECTION)
\ \
CONTRACTOR SHALL NOT INSTALL BIORETENTION CELLS UNTIL
ENGINEER HAS APPROVED OVERALL SITE STABILIZATION
PROPOSED STORMWATER MAINTENANCE EASEMENT \ \s •0 .`� 7,b �
10 6�h \ s 8� .. z16
8� 1 PROPOSED 4" SCH 40 PVC PERFORATED UNDERDRAIN
PIPE WITH VERTICAL CLEANOUTS (TYP)
(SEE DETAILS FOR UNDERDRAIN COMIECTTONS)
/ t
162 \
9
-.' .--`--- 2168
C�rodeti
othesOeodocwraft l b PROPOSED 15" HDPE PIPE e� 1.OX
_
t!lglill�d the stormwater N.armilt. North Cum-
Mt1atthe stormwaler syStenl \
construction; certifytlrrM!
piltlls> 8p9cs; and Certify compliance whth $0
¢# ftllll rr111Qi.(15ANCACzri.iooa(j))
�mdt� W I t)o 3oI � Date ti � u
bt► SrL'D --..� NC Dhrisicn jv�;r,
PROPOSED RIPRAP APRON
,T v t rlt A. t I =.tt . r e7_,
1' �r
r _ } `
Tyr \ \
PROPOSED STORMWATER CONTROL STRUCTURE "Bl"
TOP 2169.5t
6'X6'X12" (SEE DETAIL)(TYP OF 2)
�� FIN7
�3.38,8--123__3k 7
INV 2162.0
INV. 21S1.8f
D,
f 36: , 'C :? '
PROPOSED 15". HDPE PIPE ® 1.0%
\
(SEE DETAIL)
20
TRACEY GROW
- - i=ROAD
iww
VICINITY MAP
(NOT TO SCALE)
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SITE DATA
SITE LOCATION:
LOT 4 OF BLUE ROCK COMMERCE CENTER
FLAT ROCK, NC 28731
PIN:
9588-24-8120
ZONING:
INDUSTRIAL
DEED BOOK/PAGE:
1367/028
TOTAL AREA:
1.58 ACRES (LOT 4)
ROAD FRONTAGE:
215 LF
SETBACKS:
FRONT 20' (FROM ROAD R/W)
SIDE 20'
REAR 20
BUILDING DATA:
BUILDING DESCRIPTION HEIGHT
1 5,880 TOTAL SF 16,
BUILDING USAGE:
DISTRIBUTION/WAREHOUSE
IMPERVIOUS CALCULATIONS:
PERVIOUS -IMPERVIOUS
PRE -DEVELOPMENT
1.58 AC 0.00
PERCENT IMPERVIOUS
AC 0.0%
IMPERVIOUS
POST -DEVELOPMENT
EE.RVIQUS PERCENT IMPERVIOUS
0.54 AC 1.04 AC 69.7%
PROPOSED CONSTRUCTION TIME: 3 MONTHS
AVERAGE NATURAL SLOPE: 4.6X
NOTES
1. ALL SITEWORK SHALL BE IN ACCORDANCE WITH ALL LOCAL,
STATr AND NA-91 0NAL P!:GU'LATCF-:Y STANID.`,Pr= AND ALL
REQUIREMENTS IN THE PROJECT TECHNICAL SPECIFICATIONS.
2. SINGLE PHASE CONSTRUCTION.
3. ALL WORK SHALL BE PERFORMED BY A NORTH CAROLINA
LICENSED CONTRACTOR.
4. CONTRACTOR IS RESPONSIBLE FOR LOCATING ALL UTILITIES
PRIOR TO CONSTRUCTION AND TO NOTE ANY CONFLICTS. THE
LOCATION OF SOME UTILITIES SHOWN ON THE PLANS HAVE
BEEN APPROXIMATED. ALL BURIED UTILITIES HAVE NOT BEEN
SHOWN ON THE PLANS AND IT IS THE CONTRACTOR'S
RESPONSIBILITY TO DETERMINE THEIR LOCATION PRIOR TO
CONSTRUCTION. ANY DAMAGE TO UTILITIES INCURRED DURING
OR RESULTING FROM CONSTRUCTION ACTIVITY IS THE
RESPONSIBILITY OF THE CONTRACTOR AND IS TO BE REPAIRED
AT THE CONTRACTOR'S EXPENSE. THE CONTRACTOR IS TO
NOTIFY ALL UTILITY COMPANIES AT LEAST 72 HOURS BEFORE
CONSTRUCTION ACTIVITY IS TO BEGIN. THE CONTRACTOR SHALL
NOTIFY NC ONE CALL AT 1-800-632-4949, 48 HOURS
BEFORE CONSTRUCTION BEGINS.
5. EROSION CONTROL IS A FIELD PERFORMANCE BASED ACTIVITY,
AND ADDITIONAL SILT FENCES, TEMPORARY SEDIMENT BASINS,
AND ALL OTHER MEASURES MAY NEED TO BE ADDED IN
ADDITION TO THE APPROVED PLAN AS NECESSARY. MEASURES
SHOWN CAN AND SHOULD BE ADJUSTED TO ASSURE MAXIMUM
PROTECTION ON SITE.
6. CONTRACTOR IS RESPONSIBLE FOR INSTALLING, MAINTAINING,
AND REMOVING ALL NECESSARY EROSION AND SEDIMENTATION
CONTROL MEASURES.
7. CONTRACTOR TO FIELD VERIFY ALL PIPES AND DEPTHS PRIOR
TO ORDERING MATERIALS AND CONSTRUCTION.
8. ADD MEASURES AS NEEDED IN ENVIRONMENTALLY SENSITIVE
AREAS.
9. NO PORTION OF THIS PROJECT LIES WITHIN THE 100-YR FEMA
FLOODPLAIN.
10. CONTRACTOR RESPONSIBLE FOR KEEPING ACCURATE LOG OF
SITE CONDITIONS IN ACCORDANCE WITH NPDES PERMIT.
11. IN THE EVENT THAT ANY OFFSITE BORROW OR WASTE IS
REQUIRED, IT IS THE CONTRACTOR'S RESPONSIBILITY TO
PROVIDE THE ENGINEER & HENDERSON COUNTY EROSION
CONTROL DEPARTMENT WITH A COPY OF THE LAND DISTURBING
PERMIT FOR ANY SUCH SITE.
BEFORE YOU DIG I
CALL. 1-800-632--4949 NORTH
N.C. ONE -CALL. CENTER
IT'S THE LAW I
FINE GRADING AND STORM
DRAINAGE PLAN
GRAPHIC SCALE
0 10 20 40
( IN FEET }
1 inch = 20 ft.
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DATE: DECEMBER 18, 2009
DRAWN BY: WJG
CDC PROJECT NO.: 10971
SHEET
C3
r_ rr 7-1�7 i �. -T
ISiII� ,, ; � ,� I Ilf f ,! �+' r. � � �l ,'1 � h 1''SII f yid �r,�l r r• r r i ;

SHALLOW. TYPE
(5 FEET OR LESS IN DEPTH)
° 36"
6" MIN.
�1 0
6,.
INTERMEDIATE TYPE i4'X4'i
(5 FEET TO 20 FEET IN DEPTH)
STANDARD 48"
STANDARD STEPS 16"
STEPS 16" ON ON CENTER *-
CENTER (Do
MIN. 6" WASHED
STONE BEDDING
2'-6" FRAME, GRATE & HOOD
PER D.O.T. STD. 840.03C
26"
NOT TO EXCEED 5'
6" MIN.
CO)
REINFORCED
CONCRETE SLAB
6" MIN.
6„
MIN. fi" WASHED
STONE BEDDING
NOTE:
s
1 _
CONCRETE SHALL BE 4000 PSI MIN. FOR ALL
PRECAST CONCRETE CATCH BASINS,
2.
PRECAST CONCRETE STRUCTURES MAY ONLY BE
T
INSTALLED TO DEPTHS CERTIFIED AS
r
ACCEPTABLE BY THE MANUFACTURER.
60"
IT
3.
"WAFFLE" BOXES ARE ACCEPTABLE FOR SHALLOW
TYPE CATCH BASINS.
4.
PRECAST CONCRETE CATCH BASINS SHALL
CONFORM TO NCDOT STD. 840.02.
5.
ALL JUNCTION BOXES SHALL BE TRAFFIC RATED
- 60" -*F
AND PROVIDED WITH A MANHOLE FRAME AND
COVER PER NCDOT STD. 840-54
5LAB DETAIL
PRECAST CONCRETE CATCH BASIN
NOT TO SCALE
REINFORCED
CONCRETE SLAB
"—MIN. 6" WASHED
STONE BEDDING
2'-6" FRAME, GRATE & HOOD
PER D.O.T. STD. 840.03C
FROM 5' TO 20'
ji___.if_..a La21It: L.., s.._ .. r i �c
RECOMMENDED MINIMUM TRENCH WIDTHS
PIPE DIAMETER
MIN. TRENCH WIDTH
4"
21 '
6,r
23„
8"
26"
10"
28"
12'
30"
15"
34"
18"
39"
24"
48"
30"
56"
36"
64"
42"
72"
48"
80"
54"
88"
60"
96"
o rvtc ju —ou me ruVIllVn I lUlNI MINIMUM RECOMMENDED COVER BASED ON
VEHICLE LOADING CONDITIONS
MIN. TRENCH WIDTH
(SEE TABLE)
NOTES:
1. ALL PIPE SYSTEMS SHALL BE INSTALLED IN ACCORDANCE WITH AASHTO
SECTION 26, ASTM A798, "STANDARD PRACTICE FOR UNDERGROUND
INSTALLATION OF CORRUGATED STEEL PIPE".
2. MEASURES SHOULD BE TAKEN TO PREVENT MIGRATION OF NATIVE FINES VEHICLES IN EXCESS OF 75T MAY REQUIRE ADDITIONAL COVER
MIN. 6" WASHED INTO BACKFILL MATERIAL, WHEN REQUIRED.
STONE BEDDING
3. FOUNDATION: WHERE THE TRENCH IS UNSTABLE, THE CONTRACTOR MINIMUM RECOMMENDED COVER BASED
SHALL EXCAVATE TO A DEPTH REQUIRED BY THE ENGINEER AND REPLACE WITH ON RAILWAY LOADING CONDITIONS
SUITABLE MATERI L AS SP E TE NATIVE AND
SLAB THICKNESS AND
REINFORCEMENT FOR
SOIL AND TRAFFIC
LOADING BY AN
ENGINEER
BIORETENTION CELL DATA TABLE
A EGFIED BY THE ENGINE R. A5 AN AL R
AT THE DISCRETION OF THE DESIGN ENGINEER, THE TRENCH BOTTOM MAY BE
STABILIZED USING A GEOTEXTILE MATERIAL.
4. BEDDING: SUITABLE MATERIAL SHALL BE CLASS I OR It. THE CONTRACTOR
SHALL PROVIDE DOCUMENTATION FOR MATERIAL SPECIFICATION TO ENGINEER.
UNLESS OTHERWISE NOTED BY. THE ENGINEER, MINIMUM BEDDING THICKNESS
SHALL BE 4"(100 mm) FOR 4"--24" (100 mm - 600 mm); 6"(150 mm) FOR
30"-60" (750 mm - 900 mm). #57 WASHED STONE IS A SUITABLE
SUBSTITUTE FOR CLASS I BACKFILL.
SURFACE LIVE LOADING CONDITIONS
PIPE DIAM.
H-25
HEAVY CONSTRUCTION
(75T AXLE LOAD)
12"-48'*
12"
48"
54"-60"
24"
60"
PIPE DIAM.
COOPER
1`80**
UP TO 24"
24"
30"-36"
36"
42
5. HAUNCH INGANITIAL BACKFILL: SUITABLE MATERIAL SHALL BE CLASS I OR 11 * COVER IS MEASURED FROM TOP OF
IN THE PIPE ZONE EXTENDING NOT LESS THAN 6" ABOVE CROWN OF PIPE. THE PIPE TO BOTTOM OF RAILWAY TIE.
CONTRACTOR SHALL PROVIDE DOCUMENTATION FOR MATERIAL SPECIFICATION TO
ENGINEER. MATERIAL SHALL BE INSTALLED AS REQUIRED IN ASTM D2321, LATEST * E$O COVER REQUIREMENTS ARE
EDITION. #57 WASHED STONE IS A SUITABLE SUBSTITUTE FOR CLASS I BACKFILL. ONLY APPLICABLE TO ASTM F 2306 PIPE
5. MINIMUM CQVER: MINIMUM COVER, H, IN NON -TRAFFIC APPLICATIONS
(GRASS OR LANDSCAPE AREAS)IS 12" FROM THE TOP OF PIPE TO GROUND
SURFACE. ADDITIONAL COVER MAY BE REQUIRED TO PREVENT FLOATION. FOR
TRAFFIC APPLICATIONS, MINIMUM COVER, H. IS 12" UP TO 48" DIAMETER PIPE
AND 24" OF COVER FOR 54"-60" DIAMETER PIPE, MEASURED FROM TOP OF
PIPE TO BOTTOM OF FLEXIBLE PAVEMENT OR TO TOP OF RIGID PAVEMENT.
HDPE/CMP TRENCH INSTALLATION DETAIL
NOT TO SCALE
ELEVATIONS
UNDERDRAINS
BMP
FREEBOARD
SURFACE
1-YEAR
STRUCTURE
OPENING
BASIN
VOLUME
OUTLET CONNECTION
LINEAR
FEET
IN 0. OF
CLEANOUTS
#1
2169.0
2167.0
2168.41
2168.0
2,060
CONNECTS TO OUTLET STRUCTURE
166
5
81 AT STRUCTURE INVERT
#2
2167.0
2165.0
2166.47
21t36.0
2Qp4 17
CONNECTS TO OUTLET STRUCTURE
$2
4
B2 AT STRUCTURE INVERT
IN
CU. FT.
FESCUE/BLUEGRASS MIX SOD TO BE PLACED ON SURFACE.
CONTRACTOR IS RESPONSIBLE FOR OBTAINING FESCUE/ BLUEGRASS
SOD AND ASSOCIATED FERTILIZATION BASED UPON SITE SPECIFIC
SOIL TYPE AND SEASONAL CONDITIONS. CONTRACTOR SHALL SUBMIT
"ERMANENT DITCH FESCUE/BLUEGRASS SOD DATA FOR REVIEW AND RECEIVE APPROVAL.
PRIOR TO ORDERING THE MATERIAL. CONTRACTOR SHALL INSTALL
SOD PER MANUFACTURER'S REQUIREMENTS.
GRAVEL & SOD PRETREATMENT (SEE DETAIL)
8" #57 WASHED STONE (4" THICK)
4'X4' SOD
CLEAN OUT PIPE TO BE CAPPED
4" VERTICAL SCH 40
PVC CLEANOUT PIPE 1.0'
3 �// ` 7 (SOLID) FREEBOARD ELEVATION
2' OF FILL SOIL MEDIA MIX*:
87% SAND
8% FINES
5% ORGANIC
*CONTRACTOR TO ENSURE MIX HAS
A P-INDEX BETWEEN 10 AND 30
PROPOSED STORMWATER CONTROL STRUCTURE
(SEE DETAIL)
>e
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r
SURFACE ELEVATION 1'0s
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<. :�`. SFr �, y��s•y,.Hd,:
p��� y
<. _ :t.'•"3!�'�+
4" SCH 40 PVC PERFORATED
AAProv, UNDERDRAIN
C-64 r vior. .. Ott OOCunjgn&%
gUiMd by the stormwater ;.", ' �ntg AASHTO M288 CLASS 2 NON -WOVEN
Ins 8=thatthe$formwate sys� Caroms GEOTEXTILE FILTER FABRIC
iene I Orld � Construction, cerify Con ftelontl°
VlerR"hwP ; and certify cOmpliance Wa�h
l0s. (15A NCAC 2H .1{�(j))
P° oa f
Daby u. o6 tr _
Sheet # NC Division t�f Water
` —Revision t)ete
m/
8" OF #57 STONE
SEE DATA CHART AND STORM SHEET
FOR UNDERDRAIN OUTLET CONNECTIONS
BIORETENTION CELL CROSS SECTION
NOT TO SCALE
*SEE PLANS FOR ELEVATIONS
8` #57 WASHED STONE (4" THICK)
4'X4' SOD
r—PROPOSED FLUME (SEE DETAIL)
La
Do�
W
Do = PIPE DIA. IN INCHES
LASS II RIP RAP(TYP)
Do FIN
T
FILTER FABRIC
RIPRAP AT PIPE OUTLET
NOT TO SCALE
RIPRAP APRON SCHEDULE
AL GRADE
BASIN
No.
PIPE DIAMETER
(Do)
APRON LENGTH
(Lo)
APRON WIDTH
(W)
RIPRAP SIZE
(T)(MIN THICKNESS)
Bi
15"
6'
6'
12"
B2
15"
6'
6'
12"
PROPOSED
15"0 HDPE
OUTLET PIPE
5.0'
dllll,�_l 5.0'
r
MANHOLE FRAME
AND LIDBE
PLACED DIRECTLY
ECTCT
LY
OVER STAIRS
ELEVATED TOP
A
6.
Z1620
4" PVC
PERFORATED
UNDERDRAIN
(TYP OF 2)
NOTE:
(REFER TO PLAN SHEET C3 FOR SIZE AND LOCATION OF PIPE)
STORMWATER CONTROL
STRUCTURE "B I"
NOT To SCALE
STAIRS T
INSTALLEI
DIRECTLY
MANHOLE
16" O.C.
ASPHALT PAVING
FACE OF CUR8
m
Of
D
BACK OF CURB o BACK OF CURB
2'-0"
FLUME TO BE FLUSH a
WITH FINISH GRADE L`
2'-0"
FLUME DETAIL
NOT TO SCALE
I
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w w w w w w w w w w w w r (4" THICK)
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GRAVEL & SOD
PRETREATMENT DETAIL
PROPOSED
15"0.HDPE
NOT TO SCALE
(TYP OF 2)
NOTE:
(REFER TO PLAN SHEET C3 FOR SIZE AND LOCATION OF PIPE)
STORMWATER CONTROL
STRUCTURE "B211
NOT TO SCALE
f40NV2 �3i"IS 0N� S4NHlLBM
A_1 wo P' LHM' 8NY
0331
IRS TO BE
EALLED
-CTLY UNDER
THOLE LID
O.C.
GRADING, ER ' S ION CONTROL, &
STORM DRAINAGE DETAILS
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DATE: DECEMBER, 18 2009
DRAWN BY: WJG
CDC PROJECT NO_: 10971
SHEET
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HENDERSONVILLE DISTRIBUTION FACILITY
DEVELOPMENT DATA
DEVELOPER:
BUTLER DEVELOPMENT GROUP, LLC
2727 PACES FERRY ROAD
SUITE 1-255
ATLANTA, GA 30339
CONTACT:
MATTHEW D. WILSON
[phone]
CIVIL ENGINEER:
CIVIL DESIGN CONCEPTS, P.A.
200 SWANNANOA RIVER ROAD
ASHEVILLE, NORTH CAROLINA 28805
CONTACT:
JESSE M. GARDNER, P.E.
[phone]
SURVEYOR:
CDC SURVEY, PA
200 SWANNANOA RIVER ROAD
ASHEVILLE, NC 28805
CONTACT:
BRIAN BARTLETT, PLS
(828) 252--5388
AT BLUE ROCK COMMERCE CENTER
FLAT ROCK, NORTH CAROLINA
DECEMBER I 8, 2009
PREPARED FOR:
BUTLER DEVELOPMENT GROUP, LLC
2727 PACES FERRY ROAD, SUITE 17255
ATLANTA, GA 30339'
CONTACT:
MATTHEW D. WILSON
[phone]
INDEX OF SHEETS
Sheet No. Title
COVER SHEET
SURVEY (BY OTHERS)
Cl SITE PLAN
C2 ROUGH GRADING AND EROSION CONTROL PLAN
C3 FINE GRADING AND STORM DRAINAGE PLAN
C4 UTILITY PLAN
C5 SITE DETAILS
C6 GRADING, EROSION CONTROL & STORM DRAINAGE DETAILS
C7 GRADING, EROSION CONTROL & STORM DRAINAGE DETAILS
C8 UTILITY DETAILS
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CALL 1-800-632-4949
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DATE: DECEMBER 18, 2009
DRAWN BY: WJG
CDC PROJECT NO.: 10971
SHEET
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DFANT l
9
PROPOSED 20OLF PERMANENT DITCH W/
NORTH AMERICAN GREEN SC150 DITCH
LINER OR APPROVED EQUIVALENT
(SEE DETAIL)(PD-1)
1' DEEP W/ 2:1 SIDE SLOPES
*DITCH SLOPE-1.1% MIN.
EXISTING 18" CMP CULVERT
INV. IN 2169.05
INV_ OUT 2167.97
PROPOSED 18" CMP DRAINAGE PIPE (PIPE A2)
INV. IN 2170.2E
PROPOSED JUNCTION BOX (A3)
-_ TOP 2173.3t
(l INV 2169.0
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1- DTAI
Pam/ 5 v.
PROPOSED 18" CMP DRAINAGE PIPE (PIPE A1)
50' ROW w
bll
M1 y
1 \ 217 ;
10000,
x 73.1 .
/ / / j 73
/
/ f /
2172 TP
// i // i /' /J // / . 3.3 '..-._ ...x 73.0 �~
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i 72.9 TP
69.8 x70.00
/
�%SLOPE Fx / / � 2171 /
.0 o LOP 2170
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PROPOSED 39" LOADING BAYS {TYP) /
.00 l LIMITS OF DRAINAGE AREA (DA-2)
!/ 1
DEVELOPMENT DATA
DEVELOPER:
BUTLER DEVELOPMENT GROUP, LLC
2727 PACES FERRY ROAD
SUITE 1-255
ATLANTA, GA 30339
CONTACT:
MATTHEW D. WILSON
[phone]
CIVIL ENGINEER:
CIVIL DESIGN CONCEPTS, P.A.
200 SWANNANOA RIVER ROAD
ASHEVILLE, NORTH CAROLINA 28805
CONTACT:
JESSE M. GARDNER, P.E.
[phone]
SURVEYOR:
CDC SURVEY, PA
200 SWANNANOA RIVER ROAD
ASHEVILLE, NC 28805
CONTACT:
BRIAN BARTLETT, PLS
[phone]
17
// / � , I` � ! NOTES
/' i
1. ALL SITEWORK SHALL BE IN ACCORDANCE WITH ALL LOCAL,
PROPOSED 220LF PERMANEN' DITCH W/ STATE, AND NATIONAL REGULATORY STANDARDS AND ALL
59 NORTH AMERICAN GREEN SC150 DITCH
/ / / ' % / ' `� "` i I REQUIREMENTS IN THE PROJECT TECHNICAL SPECIFICATIONS.
1,0°� SLOP£ LINER OR APPROVED EQUIVALENT '/ / � / i / /. �
(SEE DETAIL)(PD-2) 2. SINGLE PHASE CONSTRUCTION_
.1,0% SLOPEA
/ / i j % 1' DEEP W/ 2:1 SIDE SLOPES
•0 / *DITCH SLOPE-1.1% MIN. 3. ALL WORK SHALL BE PERFORMED BY A NORTH CAROLINA
7D.25
70.00 j LICENSED CONTRACTOR.
4. CONTRACTOR IS RESPONSIBLE FOR LOCATING ALL UTILITIES
PRIOR TO CONSTRUCTION AND TO NOTE ANY CONFLICTS. THE
j ! LOCATION OF SOME UTILITIES SHOWN ON THE PLANS HAVE
BEEN APPROXIMATED. ALL BURIED UTILITIES HAVE NOT BEEN
., PROPOSED 50" LOADING DOCK SHOWN ON THE PLANS AND IT IS THE CONTRACTOR'S
d 'rRESPONSIBILITY TO
CONSTRUCTION. DETERMINE THEIR TION. ANY DAMAGE TO UTILITIES INCURRED DURING
a; OR RESULTING FROM CONSTRUCTION ACTIVITY IS THE
TRACEyGRO\/E ROAD
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vPERTY
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SITE DATA
SITE LOCATION:
LOT 4 OF BLUE ROCK COMMERCE CENTER
FLAT ROCK, NC 28731
PIN:
9588-24-8120
ZONING:
INDUSTRIAL
DEED BOOK/PAGE:
1367/028
TOTAL AREA:
1.58 ACRES (LOT 4)
ROAD FRONTAGE:
215 LF
SETBACKS:
FRONT 20' (FROM ROAD
R/W)
SIDE 20'
REAR 20
BUILDING DATA:
BUILDING �RIPTION
HEIGHT
1 6,690 TOTAL SF
16'
BUILDING USAGE:
DISTRIBUTION/WAREHOUSE
IMPERVIOUS CALCULATIONS:
PRE -DEVELOPMENT
PFRVIQUS IMPERVIOUS
PERCENT IMPERVIQUS
1.58 AC 0.00
AC 0.0%
POST -DEVELOPMENT
PERVIOUS IMPERVIOUS
PERCENT IMPERVIOUS
0.57 AC 1.01
i
AC 63.8%
PROPOSED CONSTRUCTION TIME: 3 MONTHS
AVERAGE NATURAL SLOPE: 4.6%
1
5
RESPONSIBILITY OF THE CONTRACTOR AND IS TO BE REPAIRED
AT THE CONTRACTOR'S EXPENSE THE CONTRACTOR IS TO
---�
2169
; I
NOTIFY ALL UTILITY COMPANIES AT LEAST 72 HOURS BEFORE
PROPOSED CONTOUR (TYP)
�`r[
CONSTRUCTION ACTIVITY IS TO BEGIN. THE CONTRACTOR SHALL
\
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NOTIFY NC T 1 0 9,
ONE CALL A -8 0-632-494 48 HOURS
_._.
\
BEFORE CONSTRUCTION BEGINS.
`
5.
EROSION CONTROL IS A FIELD PERFORMANCE BASED ACTIVITY;
EXISTING CONTOUR (TYP}
AND ADDITIONAL SILT FENCES,
DD L TEMPORARY SEDIMENT BASINS,
AND ALL OTHER MEASURES MAY NEED TO BE ADDED IN
- c
r" s
\�
ADDITION TO THE APPROVED PLAN AS NECESSARY. MEASURES
''>Er
Y s�
�
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� EXISTING PROPERTY LINE (TYP)
SHOWN CAN A U
AND SHOULD BE ADJUSTED T ASSURE MAXIMUM
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PROTECTION ON SITE.
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CONTRACTOR 1S RESPONSIBLE FOR INSTALLING, MAINTAINING,
PROPOSED GRAVEL AND SOD
/
6
6
AND REMOVING ALL NECESSARY EROSION AND SEDIMENTATION
CONTROL MEASURES.
PRETREATMENT AREA (TYP)(SEE DETAIL)
�-
. .. ....
6
\
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7.
CONTRACTOR TO FIELD VERIFY ALL PIPES AND DEPTHS PRIOR
2168
LrQ1
�
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TO ORDERING MATERIALS AND CONSTRUCTION.
\
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PROPOSED FLUME {FL2}(SEE DETAIL)
8.
ADD MEASURES AS NEEDED IN ENVIRONMENTALLY
h ONMENTALLY SENSITIVE
I
AREAS.
PROPOSED FLUME (FL1)(SEE DETAIL)
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9.
NO PORTION OF THIS PROJECT LIES WITHIN THE 100-YR FEMA
1
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10.
CONTRACTOR RESPONSIBLE FOR KEEPING ACCURATE LOG OF
PROPOSED
FLOW PATH (TYP)
SITE CONDITIONS IN ACCORDANCE WITH NPDES PERMIT.
PROPOSED GRASSED BIO-RETENTION CELL 01
11.
IN THE EVENT THAT ANY OFFSITE BORROW OR WASTE IS
PROPOSED GRASSED 810-RETENTION CELL #2 16 ♦ / \ \ {APPROX. 102 X40) REQUIRED, IT IS THE CONTRACTOR'S RESPONSIBILITY TO
(APPROX. 41'X50') i' ♦ / (SEE DETAILS FOR ELEVATIONS AND CROSS SECTION) PROVIDE THE ENGINEER & HENDERSON COUNTY EROSION
(SEE DETAILS FOR ELEVATIONS AND CROSS SECTION) ♦ �% `� OT CONTROL DEPARTMENT WITHA COPY 01 THE LAND DISTURBING
NOTE: CONTRACTOR SHALL NOT INSTALL BIORETENTION CELLS UNTIL PERMIT FOR ANY SUCH SITE.
CONTRACTOR SHALL NOT INSTALL BIORETENTION CELLS UNTIL / j� N,�\ , ENGINEER HAS APPROVED OVERALL SITE STABILIZATION
ENGINEER HAS APPROVED OVERALL SITE STABILIZATION `7,5
r ♦; PROPOSED STORMWATER MAINTENANCE EASEMENT "$,80\
X.
PROPOSED STORMWATER CONTROL STRUCTURE "B2" /! i/ �/ ♦ _ -- - -- -�, r�1 \ _ _ _ - \
TOP 2167.5E ` =::::fit - - �'
INV 2162.0 (G 0h \ \ s8 2167 \
(SEE DETAIL) \ \ 6 ' s + ~
88 PROPOSED 4" SCH 40 PVC PERFORq ED UNDERDRAIN
\ TC f \ VERTICALPIPE WITH S (SEE DETAILS ORUNDERDRAINCON ECTIONS)
BEFORE YOU DIG I
62 `- CALL 1 -800-632-4949
/ ~ N.C. ONE -CALL CENTER NORTH
\~ ~ ~ IT'S THE LAW I
- -~ 169 FINE GRADING AND STORM
PROPOSED 15" HDPE PIPE 0 1.0% / �✓/ - 1~ - - DRAINAGE PLAN
GRAPHIC SCALE
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PROPOSED RIPRAP APRON Ic:,rr.t ?. != try€ r=, .`r, f €tr :,tl i J', z'€=; \� `� PROPOSED STORMWATER CONTROL STRUCTURE "B1" -�' (�CI.
/ \ ` . % ;�
6'X6'X12" (SEE DETAIL)(TYP OF 2) /�' - r1"'x \ TOP 2169.5E y INV 2162.0
INV. 2161.8E / �'- ; ,33 f •'x PROPOSED 15" HDPE PIPE ®1.0% (SEE DETAIL)
{ IN FEET )
1 inch = 20 ft.
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DATE:
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2009
DRAWN
BY:
WJG
CDC PROJECT NO.:
10971
SHEET
C3
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pe
x 17.S-
INTERMEDIATE TYPE 4'X4'
(5 FEET TO 20 FEET IN DEPTH)
d'
3s" -
48"
STANDARD
STANDARD STEPS 16"
STEPS 16" ON ON CENTER
CENTER 6„
00
MIN. 6" WASHED
STONE BEDDING
2'-6" FRAME, GRATE & HOOD
PER D.O.T. STD. 840.03C
REINFORCED
<'I CONCRETE SLAB
REINFORCED
CONCRETE SLAB
MIN. 6" WASHED
STONE BEDDING
2'-6" FRAME, GRATE & HOOD
PER D.O.T. STD. 840.03C
I
r. 26" 26"
Ia NOT TO EXCEED 5' °
MIN. —~II T 48„
IQea O $ 6„ MIN,
r f MIN. 6" WASHED
CO)
6
STONE BEDDING 6"
NOTE:
CONCRETE SHALL BE 4000 PSI MIN. FOR ALL
PRECAST CONCRETE CATCH BASINS.
2 PRECAST CONCRETE STRUCTURES MAY ONLY BE
INSTALLED TO DEPTHS CERTIFIED AS
ACCEPTABLE BY THE MANUFACTURER.
3 "WAFFLE" BOXES ARE ACCEPTABLE FOR SHALLOW
TYPE CATCH BASINS.
4. PRECAST CONCRETE CATCH BASINS SHALL
CONFORM TO NCDOT STD. 840.02.
5. ALL JUNCTION BOXES SHALL BE TRAFFIC RATED
ANC ?ROVIDED WITH A MANHOLE FRAME AND SLAB DETAIL
COVER PEA: NCDOT STD, 840.54
PRECAST CONCRETE CATCH BASIN
NOT TO SCALE
RECOMMENDED MINIMUM TRENCH WIDTHS
PIPE DIAMETER
MIN. TRENCH WIDTH
4"
21"
6"
23"
8"
26"
10"
28"
17"
30"
15
34"
18"
39"
2" 4
48"
30"
56"
36"
64"
42"
72"
48
80"
54"
88"
60"
96"
a rVK JU —OU rirL rvVtVvn V V MINIMUM RECOMMENDED COVER BASED ON
VEHICLE LOADING CONDITIONS
MIN. TRENCH WIDTH
(SEE TABLE)
5' TO 20'
NOTES:
1, ALL. PIPE SYSTEMS SHALL BE INSTALLED IN ACCORDANCE WITH AASHTC
SECTION 26, ASTM A798, "STANDARD PRACTICE FOR UNDERGROUND
INSTALLATION OF CORRUGATED STEEL PIPE".
'-MIN. 6" WASHED
6J, STONE BEDDING
36"
SLAB THICKNESS AND
REINFORCEMENT FOR
SOIL AND TRAFFIC
LOADING BY AN
ENGINEER
BIORETENTION CELL DATA TABLE
SURFACE LIVE LOADING CONDITIONS
PIPE DIAM.
H-25
HEAVY CONSTRUCTION
(75T AXLE LOAD)
12"-48"
12
48"
54"-60"
24"
60"
2, MEASURES SHOULD BE TAKEN TO PREVENT MIGRATION OF NATIVE FINES * VEHICLES IN EXCESS OF 75T MAY REQUIRE ADDITIONAL COVER
INTO BACKFILL MATERIAL, WHEN REQUIRED.
3. FOUNDATION WHERE THE TRENCH IS UNSTABLE, THE CONTRACTOR MINIMUM RECOMMENDED COVER BASED
SHALL EXCAVATE TO A DEPTH REQUIRED BY THE ENGINEER AND REPLACE WITH ON RAILWAY LOADING CONDITIONS
SUITABLE MATERIAL A5 SPECIFIED BY THE ENGINEI R. A5 AN ALTERNATIVE Al"
AT THE DISCRETION OF THE DESIGN ENGINEER, THE TRENCH BOTTOM MAY BE
STABILIZED USING A GEOTEXTILE MATERIAL.
4. BLQDIU SUITABLE MATERIAL SHALL BE CLASS I OR 11. THE CONTRACTOR
SHALL PROVIDE DOCUMENTATION FOR MATERIAL SPECIFICATION TO ENGINEER.
UNLESS OTHERWISE NOTED BY THE ENGINEER, MINIMUM BEDDING THICKNESS
SHALL BE 4"(100 mm) FOR 4"-24" (100 mm — 600 mm); 6"(150 mm) FOR
30"-60" (750 mm — 900 mm). #57 WASHED STONE IS A SUITABLE
SUBSTITUTE FOR CLASS I BACKFILL.
PIPE DIAM.
COOPER
E80**
UP TO 24"
24"
30"-36"
36"
42"-60"
48"
5. HAUNCHINGANITIAL BACKFILL: SUITABLE MATERIAL SHALL BE CLASS I OR II ** COVER IS MEASURED FROM TOP OF
IN THE PIPE ZONE EXTENDING NOT LESS THAN 6" ABOVE CROWN OF PIPE. THE PIPE TO BOTTOM OF RAILWAY TIE.
CONTRACTOR SHALL PROVIDE DOCUMENTATION FOR MATERIAL SPECIFICATION TO
ENGINEER. MATERIAL SHALL BE INSTALLED AS REQUIRED IN ASTM D2321, LATEST ** E80 COVER REQUIREMENTS ARE
EDITION. #57 WASHED STONE IS A SUITABLE SUBSTITUTE FOR CLASS I BACKFILL. ONLY APPLICABLE TO ASTM F 2306 PIPE
5. MINIMUM COVER: MINIMUM COVER, H. IN NON —TRAFFIC APPLICATIONS
(GRASS OR LANDSCAPE AREAS)IS 12" FROM THE TOP OF PIPE TO GROUND
SURFACE. ADDITIONAL COVER MAY BE REQUIRED TO PREVENT FLOATION. FOR
TRAFFIC APPLICATIONS, MINIMUM COVER, H, IS 12" UP TO 48" DIAMETER PIPE
AND 24" OF COVER FOR 54"-60" DIAMETER PIPE, MEASURED FROM TOP OF
PIPE TO BOTTOM OF FLEXIBLE PAVEMENT OR TO TOP OF RIGID PAVEMENT.
HDPE/CMP TRENCH INSTALLATION DETAIL
NOT TO SCALE
ELEVATIONS
UNDERDRAINS
BMP
FREEBOARD
SURFACE
1-YEAR
STRUCTURE
OPENING
BASIN
VOLUME
OUTLET CONNECTION
LINEAR
FEET
NO. OF
CLEANOUTS
#1
2169.0
2167.0
2168.41
2168.0
2,060
CONNECTS TO OUTLET STRUCTURE
"B1" AT STRUCTURE INVERT
166
5
#2
2167.0
2165.0
2166.47
2166.0
1,770
CONNECTS TO OUTLET STRUCTURE
132 AT STRUCTURE INVERT
82
4
CU. FT.
FESCUE/BLUEGRASS MIX SOD TO BE PLACED ON SURFACE.
CONTRACTOR IS RESPONSIBLE FOR OBTAINING FESCUE/ BLUEGRASS
SOD AND ASSOCIATED FERTILIZATION BASED UPON SITE SPECIFIC 2' OF FILL SOIL MEDIA MIX*:
SOIL TYPE AND SEASONAL CONDITIONS. CONTRACTOR SHALL SUBMIT 87% SAND
ERMANENT DITCH FESCUE/BLUEGRASS SOD DATA FOR REVIEW AND RECEIVE APPROVAL 8% FINES
PRIOR TO ORDERING THE MATERIAL. CONTRACTOR SHALL INSTALL 5% ORGANIC
SOD PER MANUFACTURER'S REQUIREMENTS. *CONTRACTOR TO ENSURE MIX HAS
QRAVEL & SOD PRETREATMENT (SEE QLJAI A P-INDEX BETWEEN 10 AND 30
S" #57 WASHED STONE (4" THICK) PROPOSED STORMWATER CONTROL STRUCTURE
4'X4' SOD SEE DETAIL)
CLEAN OUT PIPE TO BE CAPPED -�
GRAVEL & SOD PRETREATMENT (SEE 4_F161L)
8" #57 WASHED STONE (4" THICK)
4'X4' SOD
r-.-PROPOSED FLUME (SEE DETAIL)
4" VERTICAL SCH 40 ♦ l tip/
PVC CLEANDUT PIPE 1.0'
� � �/ 3, � (SOLID) FREEBOARD ELEVATION � /,, / �/ , /
El EVATION
PONDIN
SURFACE ELEVATION 1.0' D /\\\
// , �. //
\ \` \ \ \!`
V�A
4" SCH 40 PVC PERFORATED 8" OF #57 STONE
UNDERDRAIN *SEE PLANS FOR ELEVATIONS
AASHTO M288 CLASS 2 NON -WOVEN
GEOTEXTILE FILTER FABRIC
SEE DATA CHART AND STORM SHEET
FOR UNDERDRAIN OUTLET CONNECTIONS
BIORETENTION CELL CROSS SECTION
NOT TO SCALE
La
Do�
W
Do = PIPE DIA. IN INCHES
CLASS II RIP RAP(TYP)
° FIN
Do
T
FILTER FABRIC
RIPRAP AT PIPE OUTLET
NOT TO SCALE
RIPRAP APRON SCHLDULE
AL GRADE
BASIN
No.
PIPE DIAMETER
(Do)
APRON LENGTH
(Lo)
APRON WIDTH
(W)
RIPRAP SIZE
(T)(MIN THICKNESS)
Bl
15"
6'
6'
12"
B2
15"
6'
6'
12"
PROPOSED
15"0 HDPE
(TYP OF 2)
NOTE:
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DATE: DECEMBER, 18 2009
DRAWN BY: WJG
CDC PROJECT NO.: 10971
SHEET
C7