20140209 Ver 1_SMP 8 Wet Pond 1 REVISED_20210412

JUNCTION B
Mh .IM=34
TOP BOX=
INV. IN=33
INV. IN = 33
INV. OUT=
TORMWATE
BMP ACCES
f�AI NTENAN �
EASEMENT
.69
I .0
G7 (#'
.93 (#
4.G7
NAL POOL
333AG
3,I 73 SF)
9962.
WETLANDS
(TYFiCAL)
1 5" FES (G'L)
NV.=32s.20
CLASS B RIP -RAP
PAD
GENCY
TW=334.0
BW=334.5
TW=336.0
BW=335.0
TW=338.0
BW=337.0
1
TW=339.5
BW=339.0
RETAINING
WALL (I '±)
TREE
PROTECTION
FENCE (TYP)
VEGETATIVE
SHELF (TYP)
TRASH RACK
1 00-YEAR FLOOD ELEV.
= 336.66
10-YEAR. STORM STORAGE V
TOP OF RISER = 336.50 =
WATER QUALITY STORAGE V
6" WEIR ELEV. = 334.88 =
NORMAL POOL ELEV. = 333.46
•
11
RIP -RAP
SPILLWAY
FOREBAY
Via
VALVE
WRENCH W/
BRACKET
Wilr~drret
6" DRAIN
o� _ W/ VALVE
1' SEDIMENT
ACCUMULATION
AREA
NOTES:
I . RISER SHALL BE 3'x3' (INTERIOR) PRECAST STRUCTURE.
2. POND BOTTOM ELEVATION IS 329.0.
3. A CLAY LINER SHALL BE CONSTRUCTED ON THE POND
BOTTOM TO SUSTAIN A PERMANENT POOL LEVEL. THE
CLAY LINER SHALL SHALL HAVE AN INFILTRATION RATE OF
NO MORE THAN 0.01 IN/HR.
illy
1 2'
5'x5'x2'
DEEP
CONC.
FOOTING
r
/5
5' WIDE
TOP OF DAM = 338.00
EMERGENCY SPILLWAY
-TOP SHELF=333.96
BOTTOM SHELF=332.96
1 .5" DIAM. DRAIN
HOLE (DRAWDOWN
ORIFICE)
3'x3'
PRECAST
RISER
INV. =
329.48
POND
DAM
' BARREL WITH O-RINGS
4'x4'x I .5' CONCRETE
ANTI -SEEP COLLAR
DETAIL - WET POND
N.T.S.
ELEV. = 336.45
PRIMARY SPILLWAY ELEV.
= 336.5
INV. =
329.20
RIP -RAP
APRON
GROUND COVER
TO CONSIST OF
SOD
PEG -MAT OR p1 BOTTOM WIDTH = 5'
EQUIVALENT TURF
J
REINFORCEMENT
LTOP OF
DAM=338.00
TOP OF EMERGENCY
SPILLWAY=336.45
EMERGENCY SPILLWAY DETAIL
N.T.S.
24"
NOTES:
I . FABRICATE TRASH RACK BY
WELDING #4 REBAR SPACED 8"
ON CENTER.
2. BOLT BOTTOM OF TRASH
RACK TO TOP OF 36"x36" RISER
__` SUCH THAT IT MAY BE REMOVED
FOR ACCESS.
Arlial_
Mak
3 G'
36"
DETAIL - TRASH RACK
MINIMUM
DEPTH= 12"
BOTTOM WIDTH = 3'
WITH GEOTEXTILE LINER
EXISTING
GROUND
EMERGENCY SPILLWAY DITCH DETAIL
N.T.S.
NOTES:
I . ALL MATERIALS AND METHODS OF CONSTRUCTION SHALL BE IN ACCORDANCE WITH TOWN OF APEX
STANDARDS AND SPECIFICATIONS.
2. BOUNDARY TAKEN FROM A DIGITAL FILE PROVIDED BY BARRY SCOTT SURVEY COMPANY.
3. TOPOGRAPHIC INFORMATION TAKEN FROM WAKE COUNTY GIS FILES.
4. THIS SITE HAS BEEN REVIEWED FOR WETLANDS AND STREAM BUFFERS BY ENVIRONMENTAL SERVICES
INC. AND THE DELINEATED ENVIRONMENTAL FEATURES HAVE BEEN SHOWN.
5. PER FEMA MAP #37200721 OOJ DATED 02 MAY 2000, NO 100-YEAR FLOODPLAIN TRAVERSES THE
PROPERTY.
6. CONTRACTOR SHALL HAVE NORTH CAROLINA ONE CALL (1-800-632-4949) LOCATE ALL EXISTING
UTILITIES PRIOR TO BEGINNING CONSTRUCTION.
7. THIS SITE 15 LOCATED WITHIN THE PRIMARY WATERSHED PROTECTION OVERLAY DISTRICT.
8. THE WET POND SHALL BE LOCATED WITHIN A DRAINAGE EASEMENT WITH ACCESS TO A PUBLIC R/W.
9. RETAINING WALLS SHALL BE SEGMENTED BLOCK TINTED MEDIUM OR DARK BROWN OR RUST IN
COLOR. ALL PERMITTING WILL BE HANDLED AS A SEPARATE SUBMTTAL.
10. CONTRACTOR SHALL CONFIRM THAT FILL SOILS USED FOR SCM CONSTRUCTION HAVE BEEN
ADQUATELY COMPACTED.
POND CONSTRUCTION NOTES:
1. THE CONTRACTOR SHALL PREPARE THE ENTIRE FOOTPRINT OF THE POND AREA BY REMOVING ALL
ORGANIC TOPSOIL MATERIAL, STONES LARGER THAN 4" IN SIZE OR ANY OTHER UNSUITABLE
MATERIAL FOR POND CONSTRUCTION.
2. POND FILL MATERIAL SHALL CONSIST OF PREDOMINANTLY CLAY SOILS. A GEOTECHNICAL
ENGINEER SHALL BE CONSULTED TO CONFIRM THE SUITABILITY OF THE ON SITE SOILS FOR POND
CONSTRUCTION.
3. EMBANKMENT FILL MATERIAL PLACED IN LIFTS OF 8" OR LESS AND COMPACTED TO A DENSITY OF
NOT LESS THAN 95% MAXIMUM DRY DENSITY AS MEASURED BY THE STANDARD PROCTOR
METHOD.
4. CONTRACTOR SHALL TAKE SPECIAL CARE TO ACHIEVE ADEQUATE COMPACTION OF FILL MATERIAL
AROUND THE OUTLET BARREL FOR SEEPAGE CONTROL.
5. THE CONTRACTOR SHALL BE RESPONSIBLE FOR ADEQUATE TESTING AND PHOTOGRAPHICAL
EVIDENCE DURING PLACEMENT OF FILL AND COMPACTION. THESE RECORDS SHALL BE MADE
AVAILABLE TO THE ENGINEER FOR AS -BUILT REVIEW.
z
0 5 10 20
GRAPhIC SCALE
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Typical fRsInformd Wall St)c5o3a...,
NOTES:
1 . RETAINING WALLS MUST BE A MEDIUM OR DARK BROWN OR RUST COLOR.
2. RETAINING WALL DETAIL REPRESENTS THE WALL TYPE TO BE USED AT THIS SCM.
03/09/21 REVISION:
THE PURPOSE OF THIS REVISION 15 TO APPROVE THE GRADING AND
RETAINING WALLS NECESSARY TO PROVIDE 3:1 INTERIOR SLOPES AND
2:1 EXTERIOR SLOPES FOR THE SCM. ANY LANDSCAPING PLANTINGS
IMPACTED BY GRADING SHALL BE REPLACED.
THE SIGNATURES AFFIXED BELOW CERTIFY THAT THIS SHEET HAS BEEN REVIEWED AND APPROVED SOLELY
PER THE CERTIFICATIONS SIGNED ON THE COVER SHEET OF THESE CONSTRUCTION PLANS.
N / A Approved
rdalton 04/13/2021 5:03:45 PM 66,15 04/12/2021 402014 PM
PW - TRANSPORTATION
N/A
sewens 00/19/2021 826'45 AM
BUILDING INSPECTIONS
N/A
jellon 04/19/2021 10:31:15 AM
WR - UTILITY EANGINEERING
N/
rsmith 04/12/2021 2:01:59 PM
ELECTRIC
N/A
AMA 04/12/2021 4 20 18 PM
WR-5SE
DATE WR - STORMWATER
Approved
zbonce 04/12/2021 2 10'.54 PM
DATE PLANNING
N /A
Arenee ? n021881.0nn7
DATE PLANNING - TRANSPORTATION
N/A
DATE FIRE
khuegerich 04/12/2021 3:21:14 PM
N/A
areincke 04/12/2021 1:22:20 PM
DATE
DATE
DATE
DATE
DATE PARKS, RECREATION * CULTURAL RES. DATE
c
0
-
Construction Management
c
W
0
221 N. SALEM ST.
SUITE 001
PO BOX 1062
APEX, NC 27502
Office: 919-387-1174
Registration: P-0151
www.jonesalossen.com
z
0
CONSTRUCTION DRAWINGS
WAKE COUNTY, NORTH CAROLINA
TOWN OF APEX
,SCALE
111= 10'
DRAWN
SMJ
DATE
FEBRUARY 4, 20 14
REVISION
03/1 3/1 4
1st TRC COMMENTS
04/08/ 1 4
2nd TRC COMMENTS
04/20/ 15
POND GRADING
11/06/19
AS -BUILT
08/2 I /20
GRADING REVISION
11/17/20
TRC COMMENTS
SHEET
5
PROJECT
I302