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NOT TO SCALE
PLANNED EROSION AND SEDIMENT CONTROL PRACTICES -
cE 1. TEMPORARY GRAVEL CONSTRUCTION ENTRANCE
PRACTICE 6.06
SHALL BE INSTALLED AT THE ENTRANCES TO
THE PROJECT FROM AN EXISTING ROADWAY.
DRAINAGE SHOULD BE AWAY FROM THE ROAD
AND EROSION WILL BE CONTROLLED WITH
DOWNSTREAM PRACTICES. DURING WET WEATHER
IT MAY BE NECESSARY TO WASH TRUCK TIRES AT
THESE LOCATIONS.
2. LAND GRADING
PRACTICE 6.02
GRADING SHOULD BE LIMITED TO AREAS AS
SHOWN ON THE PLANS. CUT AND FILL SLOPES
SHALL BE 3:1 OR FLATTER EXCEPT WHERE
SPECIFICALLY INDICATED. CARE SHALL BE TAKEN
DURING LAND GRADING ACTIVITIES NOT TO
DAMAGE EXISTING TREES THAT ARE IDENTIFIED AS
"TO BE PRESERVED".
sF 3. SEDIMENT FENCE
PRACTICE 6.62
SEDIMENT FENCING SHOULD BE INSTALLED AS
SHOWN ON THE PLAN, TO DELINEATE AND
PROTECT WETLANDS AND SPECIFIED AREAS,
AND AROUND ANY TEMPORARY STOCKPILE AREAS
AS NECESSARY TO PREVENT ANY GRADED
INTERIOR AREAS FROM ERODING ONTO ADJACENT
LANDS OR ROADWAY, OR INTO INLETS, OR AS
DIRECTED BY ENGINEER OR FT. BRAGG EROSION
CONTROL PERSONNEL. ENDS OF FENCE NEED
TO TERMINATE UPSLOPE TO PREVENT BYPASSING
OF THE FENCE.
iP 4. INLET PROTECTION
PRACTICE 6.52
STORM SEWER INLET BARRIERS OF BLOCK AND
GRAVEL INLET PROTECTION ARE TO BE
CONSTRUCTED TO HELP PREVENT SEDIMENT FROM
ENTERING THE STORM SEWER SYSTEM.
sB 5. SKIMMER SEDIMENT BASIN
PRACTICE 6.64
THE SEDIMENT BASIN IS TO BE CONSTRUCTED
FIRST (SEE CONSTRUCTION SCHEDULE) AND IS
THE PRIMARY PRACTICE TO PREVENT SEDIMENT
FROM LEAVING THE SITE. DETAILED DESIGN AND
SPILLWAY CONFIGURATIONS ARE SPECIFIED IN THE
DETAIL SHEET.
(96. SKIMMER
PRACTICE 6.64
A SEDIMENTATION BASIN DEWATERING CONTROL
DEVICE THAT WITHDRAWS WATER FROM THE
BASINS WATER SURFACE, THUS REMOVING THE
HIGHEST QUALITY WATER FOR DELIVERY TO THE
UNCONTROLLED ENVIRONMENT.
BF 7. BAFFLE
PRACTICE 6.65
A POROUS BARRIER INSTALLED INSIDE A
TEMPORARY SEDIMENT TRAP, SKIMMER BASIN OR
SEDIMENT BASIN TO REDUCE THE VELOCITY AND
TURBULENCE OF WATER FLOWING THROUGH THE
MEASURE AND TO FACILITATE THE SETTLING OF
SEDIMENT FROM WATER BEFORE DISCHARGE.
(99. TRENCH DRAIN FILTER
PRACTICE X.XX
A POROUS FILTER INSTALLED INSIDE TRENCH
DRAIN TO ELIMINATE SEDIMENT FROM ENTERING
STORMWATER SYSTEM.
oP 10. OUTLET PROTECTION
PRACTICE 6.41
RIPRAP APRONS WILL BE LOCATED AT THE
DOWNSTREAM END OF ALL DISCHARGE PIPES TO
PREVENT SCOUR.
LEGEND
LIMITS OF DISTURBANCE
PROP BUILDING FOOTPRINT
PROPOSED STORM
SEWER & CATCH BASIN
®® CONSTRUCTION ENTRANCE
QX X SILT FENCE
IP ❑ INLET PROTECTION
IMPERVIOUS AREA BREAKDOWN
WITHIN PROJECT AREA
11 AM SF SIDEWALK ,BASIN TO REMAIN AS A SKIMMER BASIN UNTIL ALL CONTRIBUTING DRAINAGE AREA HAS BEEN PERMANENTLY STABILIZED
107,097 SF ASPHALT/CONCRETE
15,494 SF BUILDING
LIMITS OF DISTURBANCE
= 4.97 AC ,
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`y It = JyV.V 3 CY CCII RIP RAP � 'J�i�'T , IP 7
3 CY CL II RIP RAP � � � C-503 01
.60 (SW - 18")
a0.60 (SE - 24") SK 24" F.E
IE BF X 3 CY CL\�0 RIP RAP INSTALL COMPOST SOCKS ALONG EXISTING GUTTER LINE OF WHOLE ENTRANCE
TD O BF BF X ; law a. FOR SEDIMENT CAPTURE WHILE NEW ENTRANCE IS BEING CONSTRUCTED
OP ----
567--- - --
• 3 IP
C-503 50P OP ` 56 LF 24" CL IIII RCP '
C-3 o
CB9 '
a TG 392.101A _
v_ ` __ INV. IN 387.30 (N - 24")' '
14!' CL IV RCP `` i INV. IN 389.50 (SE - 6") _
� J � 1 i INV. OUT 387.30 (S - 24")
30 LF 24" CL III RCP
\ ♦ { C 503 I P _10
a�
396 >YW M 2 '
3 C
F C-503 0 62 LF 24"_CL III RCP -503
`�' _ CE , 1
° W C-503
IP ACID K200 TRENCH DRAIN OR EQUAL
��•NN\KUN �`` �, IP 4 � WITH 661 Q GRATE �
'. '.''.' ::.':'RIM 396.70: :: :. •.::::..::::.:•.IP I \ MAINTENANCE PLAN -
c9c�'` 3 \ C-503
INV. IN 391.00 NE - 15" C-503 \ I I 1. SEE NOTES C-130
::.�.....•..•...... •:•. '. '. SF O CONSTRUCTION SCHEDULE X.
.:::: �` v \ 1. OBTAIN APPROVAL OF PLAN AND ANY NECESSARY
�Ru .. PERMITS, AND HOLD A PRE -CONSTRUCTION CONFERENCE
PRIOR TO COMMENCING ANY WORK.
�i' ' '• . '. '• J C610 2. INSTALL GRAVEL CONSTRUCTION ENTRANCES.
.:.:....: • :. '.:: '. TG 391.90 , 3. FLAG WORK LIMITS AND STAKE OUT SEDIMENT BASIN
- 18 ).:: :'::: ::; ::.:• ::::: :'::: :':.:':.. � INV. IN 388.00 (SW - 18") AND TEMPORARY DIVERSION SWALE LOCATIONS.
,.. �' : '. '. '• INV. IN 387.60 (N - 24") 4. INSTALL SILT FENCING PRIOR TO ANY LAND DISTURBING
:� .:... WITHIN THE SITE.
5. CONSTRUCT TEMPORARY DIVERSIONS, SEDIMENT BASIN
I AND ANY OTHER SEDIMENT CONTROL PRACTICES SHOWN,
PRIOR TO ROUGH GRADING AND STOCKING PILING
TOPSOIL AS NECESSARY.
6" ENDCAP WITH 6" PIPE FOR 9s ems. IP 3 I -------- 6. INSTALL UTILITIES IN PARKING AREA, ESTABLISH FINAL
CONNECTION I �`� C-503 i ROUGH GRADES AND STABILIZE PARKING AREA WITH
C NM1�. \ a II y` STONE BASE.
15) I 7. FINAL SITE EROSION CONTROL SHOWN ON C-131.
15) ACO K200 TRENCH DRAIN OR EQUAL RG9 1 8. FINAL GRADE, INSTALL NON -MUNICIPAL UTILITIES AS
- 18") WITH 661 Q GRATE CL �v I NEEDED AND VEGETATIVELY STABILIZE AREAS WHERE
3 F 1$ _ I CONSTRUCTION IS NOT IMMINENT.
L I C611 9. ALL EROSION CONTROL AND SEDIMENT CONTROL
wo..
TG 393.60� PRACTICES ARE TO BE INSPECED WEEKLY AND AFTER
...........rrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrr„rrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrr rrrr rrrrrrrrrrrrrrrrrrrrrrrrrrr I INV. IN 390.00 (W - 18") ANY RAINFALL, AND REPAIRED AS NECESSARY.
� "
IP I INV. OUT 390.00 (NE - 18) 10. UPON COMPLETION OF CONSTRUCTION, THE PARKING
;68 i i SF• AREA AND TURN LANE ARE TO BE PAVED AND ALL
'G 396.10 CB12 \ AREAS PERMANENTLY VEGETATIVELY STABILIZED. AFTER
VV. IN 394.00 (SE - 6") TG 396.10 SITE STABILIZATION, TEMPORARY MEASURES ARE TO BE
VV. OUT 392.00 (NW - 15") INV. IN 393.20 (NW - 6") REMOVED.
INV. OUT 392.70 (E - 18") 1 ► 11. ONCE SITE HAS BEEN PERMANENTLY STABILIZED,
SKIMMER BASIN TO BE CLEANED OUT TO INFILTRATION
BASIN DESIGN ELEVATIONS, SKIMMER TO BE REMOVED
397 \ AND SKIMMER CONNECTION TO BE CAPPED.
7
-503 ` NOTE WELL:
1. SOIL STABILIZATION SHALL BE ACHIEVED ON ANY AREA
rn �� ; ► ��� OF A SITE WHERE LAND ACTIVITIES HAVE TEMPORARILY
---___ _ CEASED ACCORDING TO THE FOLLOWING SCHEDULE:
15") 397 % \� `\` i) ALL PERIMETER DIKES, SWALES, PERIMETER SLOPES
- 15") C67\ 1 w `� AND ALL SLOPES STEEPER THAN 3:1 SHALL BE
` PROVIDED TEMPORARY OR PERMANENT
TG 395.90
INV. OUT 393.00 (NW - 15") II `\ w STABILIZATION WITH GROUND COVER AS SOON AS
LE BUT IN ANY EVENT WITHIN 7
!V � IP 3 .` �c9a� I i CALENDARPRACTICADAYS FROM LAST LAND -DISTURBING
RCP C-503
101 LF 15" CL IV RCP 1 U) ACTIVITY.
IP 3 `\ I C-503 Cn ii) ALL OTHER DISTURBED AREAS SHALL BE PROVIDED
TEMPORARY OR PERMANENT STABILIZATION WITH
SF ; GROUND COVER AS SOON AS PRACTICABLE BUT IN
ANY EVENT WITHIN 14 CALENDAR DAYS FROM LAST
CB6 ; \ I Q LAND -DISTURBING ACTIVITY.
TG 395.90 ; i I IP 2. DENUDED AREAS MUST BE STABILIZED WITHIN FIFTEEN (15)
INV. IN 392.50 (SE - 15") 1 7 WORKING DAYS OF CEASE OF ANY PHASE OF ACTIVITY.
INV. OUT 392.50 (NW - 15") ; % I ' C-503 �� ALL SLOPES MUST BE STABILIZED WITHIN TWENTY-ONE
(21) CALENDAR DAYS OF CEASE OF ANY PHASE OF
ACTIVITY. THIS INCLUDES SLOPES, SWALES, CHANNELS
II AND STOCKPILES.
3. THIS PLAN TO BE UTILIZED AND REVIEWED ONLY IN
1 I� CONJUNCTION WITH THE WRITTEN NARRATIVE, WHICH IS AN
INTEGRAL PART OF THIS EROSION AND SEDIMENT
_ X X C-503 X X X X X ' •' \`�` CONTROL PLAN.
•. 4 ALL SLOPES SHALL BE 3.1 OR FLATTER
' 5 OF DRAINS TO BE DIRECTED TO STORM DRAINAGE
•� _� �- uFo --- ------ ALL ROOF
M41 M �� - -_ - -�►-- - - SYSTEM.
6. NO WETLANDS EXIST ON SITE.
GRUB
Dr_ SF ____ f , �� 7. ELEVATION DATUM: NAVD 88
k _ -- 8. SQUARE FOOTAGE OF DISTURBANCE = 220,568 SF
` 9. STORM WATER DRAINS TO TANK CREEK, C; 18-23-27 IN
CAPE FEAR RIVER BASIN
10. CURB INLETS TO BE NCDOT 840.03 OR EQUAL, GRATE
INLETS TO BE NCDOT 840.16, JUNCTION BOXES TO HAVE
NCDOT 840.54 FRAME AND COVERS. ALL STORM
STRUCTURES TO BE H-20 LOADING OR GREATER.
III ilibt
0 15 30 60
Calibre Engineering, Inc.
PO BOX 4041
Wilmington, NC 28406 (910) 791-4441
1 inch = 30 ft. Horizontal �.� www.calibre-engineering.com
�O Construction Management Civil Engineering Surveying
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OICSTIVI
EXCHANGE
ARMY & AIR FORCE EXCHANGE SERVICE
CARo4 /iii,,
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SEAL 9<:
025483
11-30-21
Nflirin 111100``���\\
DRAWN BY:
RLW
CHECKED BY:
HSR
COORDINATION: DATE:
XXX
RECOMMENDED: DATE:
APPROVED: DATE:
1736 E. Suite
Sunshine,
Suite 311
i - HYM Springfield, Missouri
65804
MARSHALL ■ WATERS ■ WADY Phone: (417) 883-2720
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