HomeMy WebLinkAboutSDP201000056 Plan - Approved 2010-09-01r
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ALBEMARLE HIGH SCHOOL
STADIUM TURF REPLACEMENT
MINOR SITE PLAN AMENDMENT
JACK JOUE I I DISTRICT
COUNTY OF ALBEMARLE, VIRGINIA
07/14/2010
VICINITY MAP
SCALE: 1" = 2,000'
OWNER:
ALBEMARLE COUNTY PUBLIC SCHOOLS
401 McINTIRE ROAD
CHARLOTTESVILLE, VA 22902
CONTACT: N EALE CRAFT
TELEPHONE: 434 - 872 -4501
FAX: 434 - 972 -4091
PROJECT ADDRESS:
ALBEMARLE HIGH SCHOOL
2775 HYDRAULIC ROAD
CHARLOTTESVILLE, VA 22901
ENGINEER OF RECORD:
TIMMONS GROUP
919 2ND STREET, S.E.
CHARLOTTESVILLE, VA 22902
CONTACT: JOHN HASH, P.E.
TELEPHONE; 434 - 327 -1691
Sheet Index
Sheet Number
Sheet Title
C0.0
COVER
C1.0
LEGEND AND NOTES
C2.0
EXISTING CONDITIONS AND DEMOLITION PLAN
C3.0
LAYOUT, GRADING, AND DRAINAGE PLAN
C4.0
EROSION AND SEDIMENT CONTROL PLAN
APPROVALS
PLANNER /ZONING
ENGINEERING
BUILDING OFFICIAL
ARCHITECTURAL REVIEW BOARD
FIRE OFFICIAL
ALBEMARLE COUNTY SERVICE AUTHORITY
VIRGINIA DEPARTMENT OF TRANSPORTATION
HEALTH DEPARTMENT
I No?-
Siubmittal Type
Reviewed and Approves: by the
C ,)mmun<<y Development Department
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SITE DATA:
ENGINEER: TIMMONS GROUP
919 2ND ST. S.E.
CHARLOTTESVILLE, VA 22902
TELEPHONE: 434 - 295 -5624
CONTACT: SAM SAUNDERS, P.E.
SAM.SAUNDERS @TIMMONS.COM
TAX MAP PARCEL: TM 060 PARCEL 78A
LIMITS OF DISTURBANCE: 3.10 ACRES
ZONING: RURAL AREA
MAGISTERIAL DISTRICT: JACK JOUETT
SOURCE OF BOUNDARY AND TOPOGRAPHY: TIMMONS GROUP
1001 BOULDERS PARKWAY, SUITE 300
RICHMOND, VA 23225
PAUL HUBER, L.S.
804 - 200 -6500
WETLAND IMPACTS: NONE
DRAINAGE DISTRICT: IVY CREEK WATER SUPPLY WATERSHED
EXISTING IMPERVIOUS AREA = 0.64 ACRES WITHIN 3.10 ACRES DISTUBANCE AREA.
PROPOSED IMPERVIOUS AREA = 0.84 ACRES WITHIN SAME AREA.
GENERAL NOTES
1. ALL MATERIALS AND CONSTRUCTION WITHIN THE PUBLIC RIGHT OF WAY SHALL BE IN ACCORDANCE WITH CURRENT
VIRGINIA DEPARTMENT OF TRANSPORTATION'S SPECIFICATIONS AND STANDARDS.
2. LAND USE PERMITS (CE -7P) MUST BE OBTAINED FROM THE VIRGINIA DEPARTMENT OF TRANSPORTATION PRIOR TO
BEGINNING ANY CONSTRUCTION WITHIN THE EXISTING STATE MAINTAINED RIGHT OF WAY (INCLUDING ACCESS).
3. VDOT IS TO RECEIVE WRITTEN NOTIFICATION 48 HOURS PRIOR TO COMMENCING WITH INITIAL CONSTRUCTION
ACTIVITIES.
4. PRIOR TO ANY CONSTRUCTION, THE CONTRACTOR SHALL CONSULT THE ENGINEER AND VERIFY THE APPROVAL OF THE
PLANS BY ALL FEDERAL, STATE AND LOCAL AGENCIES.
5. THE CONTRACTOR SHALL VERIFY THE ELEVATIONS OF ALL POINTS OF CONNECTION OR PROPOSED WORK TO EXISTING
CURBS, SANITARY LINES, WATERLINES, ETC, PRIOR TO CONSTRUCTION.
6. UPON DISCOVERY OF SOILS THAT ARE UNSUITABLE FOR FOUNDATIONS, SUBGRADES, OR OTHER ROADWAY
CONSTRUCTION PURPOSES, THE CONTRACTOR SHALL IMMEDIATELY CONTACT THE OWNER. THESE AREAS SHALL BE
EXCAVATED BELOW PLAN GRADE AS DIRECTED BY THE OWNER, BACKFILLED WITH SUITABLE MATERIAL AND COMPACTED
IN ACCORDANCE WITH CURRENT VDOT SPECIFICATIONS.
7. ALL STORM SEWER DESIGN AND CONSTRUCTION TO BE IN ACCORDANCE WITH VDOT I AND I LD -94 (D) 121.13.
8. IF PRE -CAST UNITS ARE TO BE USED, VDOT SHALL BE NOTIFIED AND THE MANUFACTURER SHALL SUBMIT DRAWING
DETAILS FOR REVIEW. CERTIFICATION AND VDOT STAMP WILL BE REQUIRED ON ALL UNITS.
9. ALL CONCRETE SHALL BE A3 -AE (AIR ENTRAINED 3,000 PSI), UNLESS OTHERWISE NOTED.
10. DESIGN CHANGES, SPECIFIED MATERIALS CHANGES AND /OR FIELD CHANGES FROM THE APPROVED PLANS NEED TO BE
RESUBMITTED TO OWNER AND ENGINEER PRIOR TO PROCEEDING WITH THE WORK.
11. CONTRACTOR SHALL VERIFY LOCATION AND ELEVATION OF ALL UNDERGROUND UTILITIES SHOWN ON PLANS IN AREAS
OF CONSTRUCTION PRIOR TO STARTING WORK. CONTACT ENGINEER IMMEDIATELY IF LOCATION OR ELEVATION IS
DIFFERENT FROM THAT SHOWN ON PLAN. IF THERE APPEARS TO BE A CONFLICT, AND /OR UPON DISCOVERY OF ANY
UTILITY NOT SHOWN ON THIS PLAN, CALL MISS UTILITY OF CENTRAL VIRGINIA AT 1- 800-552 -7001. THE OWNER SHALL
BE RESPONSIBLE FOR THE RELOCATION OF ANY UTILITY WITHIN EXISTING AND /OR PROPOSED RIGHT -OF -WAY REQUIRED
BY THE DEVELOPMENT.
12. ALBEMARLE COUNTY APPROVAL OF CONSTRUCTION PLANS DOES NOT PRECLUDE THE RIGHT TO REQUIRE ADDITIONAL
FACILITIES AS DEEMED NECESSARY.
13. THE SCHEDULING OF AGGREGATE BASE INSTALLATION AND SUBSEQUENT PAVING ACTIVITIES SHALL ACCOMMODATE
FORECAST WEATHER CONDITIONS PER SECTION 315 OF THE ROAD AND BRIDGE SPECIFICATIONS.
14. CERTIFICATION AND SOURCE OF MATERIALS ARE TO BE SUBMITTED TO THE OWNER FOR ALL MATERIALS AND BE IN
ACCORDANCE WITH THE ROAD AND BRIDGE SPECIFICATIONS AND ROAD AND BRIDGE STANDARDS.
15. OWNER WILL FURNISH SURVEY CONTROL OFFSET HUBS FOR ALL ROADS AND EASEMENTS FOR ALIGNMENT AND GRADE.
ROADS WILL BE STAKED ONLY ON ONE SIDE. THE CONTRACTOR SHALL INSPECT THE CONTROL STAKING AND VERIFY
BEFORE CONSTRUCTION. ALL GRADE STAKES DESTROYED BY THE CONTRACTOR SHALL BE REPLACED AT HIS EXPENSE.
(N /A)
ALBEMARLE COUNTY ENGINEERING GENERAL CONSTRUCTION NOTES
1. PRIOR TO ANY CONSTRUCTION WITHIN ANY EXISTING PUBLIC RIGHT OF WAY, INCLUDING CONNECTION TO ANY
EXISTING ROAD, A PERMIT SHALL BE OBTAINED FROM THE VIRGINIA DEPARTMENT OF TRANSPORTATION (VDOT).
THIS PLAN AS DRAWN MAY NOT ACCURATELY REFLECT THE REQUIREMENTS OF THE PERMIT. WHERE ANY
DISCREPANCIES OCCUR THE REQUIREMENTS OF THE PERMIT SHALL GOVERN.
2. ALL MATERIALS AND CONSTRUCTION METHODS SHALL CONFORM TO CUURRENT SPECIFICATIONS AND STANDARDS OF
VDOT.
3. EROSION AND SILTATION CONTROL MEASURES SHALL BE PROVIDED IN ACCORDANCE WITH THE APPROVED
EROSION CONTROL PLAN AND MUST BE INSTALLED PRIOR TO ANY CLEARING, GRADING OR OTHER CONSTRUCTION.
4. ALL SLOPES AND DISTURBED AREAS ARE TO BE FERTILIZED, SEEDED AND MULCHED,
5. THE MAXIMUM ALLOWABLE SLOPE IS 2:1 (HORIZONTAL: VERTICAL). WHERE REASONABLY OBTAINABLE, LESSER
SLOPES OF 3:1 OR BETTER ARE TO BE ACHIEVED.
6. PAVED, RIP -RAP OR STABILIZATION MAT LINED DITCH MAY BE REQUIRIED WHEN IN THE OPINION OF THE COUNTY
ENGINEER, OR DESIGNEE, IT IS DEEMED NECESSARY IN ORDER TO STIABILIZE A DRAINAGE CHANNEL.
7. ALL TRAFFIC CONTROL SIGNS SHALL CONFORM WITH THE VIRGINIA MANUAL FOR UNIFORM TRAFFIC CONTROL
DEVICES.
8. UNLESS OTHERWISE NOTED ALL CONCRETE PIPE SHALL BE REINFORCED CONCRETE PIPE - CLASS III.
9. ALL EXCAVATION FOR UNDERGROUND PIPE INSTALLATION MUST COMPLY WITH OSHA STANDARDS FOR THE
CONSTRUCTION INDUSTRY (29 CFR PART 1926).
MISCELLANEOUS
• CONTRACTOR TO CONTACT ALBEMARLE COUNTY BUILDING SERVICES TO HAVE THE SCHOOL OWNED UNDERGROUND UTILITIES
LOCATED PRIOR TO START OF CONSTRUCTION. 72 HOUR NOTICE REiQUIRED.
TURF SURFACE
TRACK
STONE (#8)
............
CURB
DETAIL PROVIDED BY
GENERAL SPORTS
VENUE AND UPDATED
TO SHOW SITE
SPECIFIC CONDITIONS
4" BASE
STONE ( #57)
4" BASE STONE( #57)
SUBGRADE SLOPED
FOR DRAINAGE
8" HDPE PERFORATED
COLLECTOR
(MIRAFI 140N)
GENERAL SPORTS VENUE TYPICAL FIELD SECTION
NTS
COMPACTED
SUBGRADE SLOPED
FOR DRAINAGE 3.57'
VARIES
MIN. 0.6'
AT DITCHLINE
ELEV. 571.62
1.5% SLOPE i - --1.5% SLOPE
2.5" SYNTHETIC
TURF SYSTEM
r 2" FINISHED
I STONE (#8)
SURFACE TO BE
GLUED TO
CONCRETE
8" HDPE PERFORATED
COLLECTOR
BASE STONE (#57)
GEOTEXTILE
(MIRAFI 140N)
ELEVATION = 566.99
�- 12'
NOTES:
1. CONTRACTOR SHALL USE WASHED STONE FOR SYNTHETIC
TURF FIELD
2. THE 2.5" SYNTHETIC TURF SURFACE, 2" FINISHED STONE (#8),
4" BASE STONE( #57), AND THE COMPACTED SUBGRADE ARE
TO BE SLOPED AT A 1.5% SLOPE FROM THE CENTERLINE OF
THE FIELD AND FROM THE EDGE OF THE TRACK TO THE
PROPOSED TRENCH ALONG THE SIDELINES.
3. THE BOTTOM OF THE TRENCH ALONG THE SIDELINES IS TO
REMAIN FLAT AT A CONSISTENT ELEVATION (ELEV. X567.34).
THE BOTTOM OF THE TRENCH WILL SLOPE UP AT 1.5% AFTER
THE TRENCH TURNS 90 DEGREES AND IS ROUTED
PERPENDICULAR TO THE SIDELINES TOWARDS THE FIELD
GOAL POSTS.
4" BASE
STONE (#57)
1J
VARIES
MIN. 0.60'
DETAIL PROVIDED BY
GENERAL SPORTS
VENUE AND UPDATED
TO SHOW SITE
SPECIFIC CONDITIONS
EXISTING
TRACK
PERIMETER
CURB
8" HDPE PERFORATED
COLLECTOR
EXISTING
TRACK
-- CONCRETE CURB
(8" WIDE X 6" DEEP
REINFORCED WITH
#4 REBAR)
6" STONE (21 A)
BENEATH CURB
DETAIL PROVIDED BY
GENERAL SPORTS
VENUE AND UPDATED
TO SHOW SITE
SPECIFIC CONDITIONS
ALBEMARLE HIGH SCHOOL
GENERAL SPORTS VENUE
TYPICAL SIDELINE FIELD SECTION
AT 8" PIPE CONNECTION
NTS
2.5" SYNTHETIC
TURF SYSTEM
r2" FINISHED
I STONE (#8)
SURFACE TO BE
GLUED TO
CONCRETE
COMPACTED
SUBGRADE SLOPED
FOR DRAINAGE
8" HDPE PERFORATED
COLLECTOR
BASE STONE ( #57)
ELEVATION = 566.99
�- GEOTEXTILE
(MIRAFI 140N)
5'
j- 9'
GENERAL SPORTS VENUE TYPICAL SIDELINE END ZONE
FIELD SECTION AT 8" PIPE CONNECTION
NTS
EXISTING
GRASS
SURFACE
CONCRETE CURB
(8" WIDE X 6" DEEP
REINFORCED WITH
#4 REBAR)
6" STONE (21 A)
BENEATH CURB
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CONCRETEAND
STEPS TO BLEACHERS
2- ADDITIONAL TRACK LANES
BLEACHERS
x-5 1. CONCRF_ TE AND
BLEACHERS (571.81
le LP RAMP TO BLEACHERS
EACH LANE SHALL BE 4' WIDE. GATE
CONTRACTOR NOT TO BID AS i - - - - - - - 572 - - _ - - 1. 1 Q ra
PART OF TURF PROJECT. 1
-- 572--------- --- ---- _ - - - -- GATE
- ` - - - - ASPHALT TRACK_ -
/ , -- - - - - -- - - - -'- SPHAL�T
ELEV. 571.62
INV. 569.89 ELEV. 571.62 r - - -�
/G!� h��' �� 571= - - - - - - -- -- - - - - -- 571 -' - INV. 568.14 - GATLS \\
8" HDPE PERFORATED - ' ' - - LIMITS OF 90° ELBOW
UNDERGROUND
COLLECTOR PIPE
STONE TRENCH I `
/ PROPOSED FIELD SYSTEM 572 `
451 / , bA v BY GENERAL SPORTS VENUE \
571.20 1 / / (GSV) ( I \ \
CONTRACTOR TO FIEL \
o CONCRETE W1 8" HDPE PERFORATED I I ADJUST GOAL POST I
/ I SPRINKLED COLLECTOR PIPE I I �NSLOT BASED ON FINAL
BOX I I I F)RE p ELEVATION �\
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If I ELEV. 573.02
11 I ELEV. 573.02 I I \
I D ZONE
SCR I � , l POSSIBLE GOAL ELEV. 573.02 SEE TYPICAL ENDZONE D ZONE
BO R I I ❑ CONCRETE POST MOUNT FIELD SECTION I i
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573. INV. 5612
573.00 -
1 / U CPP NAIL - - - -`
oc ONCRETE GOAL POST N
\ I INV. 567.59 I INV. 567.22 /
U \ I CONTRACTOR TO FIELD
Z \ ADJUST GOAL POST TEE I I
u \ SLOT BASED ON FINAL 45° BEND I I
/ "SOLID , 1
I \ � FIELD ELEVATION HDPE PIP
\ \ I I I 8" SOLIa ,
\ N LIMITS OF I I I HDPE PIPE /
SYNTHETIC
/ / I
TURF FIELD 8" HDPE PERFORATED ' / 571.95 / I
/
N\ \ COLLECTOR PIPE . ' CPP NAIL
� 572 I i
LIMITS OF ' /
5028 � \ \ UNDERGROUND SEE TYPICAL SIDELINE 572 - - _ _ LIMITS OF /y 71.
I FIELD SECTION 900 ELBOW _ i ( SYNTHETIC / / / /�1 FP1.85
571.65 ` \ INV. %9.73 STONE TRENCH
CPP NAIL TURF FIELD /
--- - - - - - - - - - - - - - _ _ - -- _ X57 I I I /
EL 1.62 - -- - - -- - -- - - --- = INV. 567.98 /
pm- - - - - - /
ELEV. 571.62
ASPHALT TRACK
QA TE _ _ _ 572 -
//i - --- -- ASPHALT
- 572- 572-
/ _ ASPHAtT-
/� 1 ASPHAL T h�ry
// \ /' � CONCRETEAND CONCRETEAND /-� 702
STEPS TO BLEACHERS BLEACHERS RAMP TO BLEACHERS ,,f 5771.11
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571.92 PRESS BOX
LP
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BLEACHERS BLEACHERS acv CONCRETEANO
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in �
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EXISTING
CONCRETE
SPRINKLER W1 1 AREANAGE \r \ \ \
/ I BOX 1.78 0.49
I POSSIBL E GOAL I \ \ I \
M
C CONCRETE POSTOUNT PRE 1 y
'7 0 51
I CONCRETE 1 ` % GOAL POST
\ I 1 K1O1 0.46
1 � /
\ \ 1
953
571.85
- - -- - -- - - - - - - .572 / FP
-572` _r 1 / 0
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` \5j2v ASPHA &TRACK
572 -
` -572" ' -- - - - - -- _
' 1 ASPHALT �^ CONCRETEAND CONCRETEAND S -•4702
STEPS TO BLEACHERS BLEACHERS RAMP T08LEACHERS (j"
PRE - DEVELOPED DRAINAGE AREA
72 P1.11 SCALE 1"=60'
571.92 PRESS BOX
1 S70RY BRICK LP
0 60' 120'
571.20
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STEPS TO BLEACHERS
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-572 ASPHALT TRACK _
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/ / _ _-
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AREA
/ 0.5 0.61
/ NCRETL�/
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POSSIBLE GOAL POST
POSTMOUNT
O 573
BLEACHERS
TIE INTO EXISTING
INLET AT ELEVATION 566.10.
CORE DRILL CONCRETE
STRUCTURE, SEAL
WITH GROUT.
SCALE 1"=30'
0 30' 61
SCALE 1"130'
CONCRETEAND
RAMP TO BLEACHERS
S•j ?-
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PH T
571. 'GAr
\ \
_ \n
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GOAL POST N ffi ex S°
ASPHALT TRACT(
ASPHALT f�N CONCRETEAND CONCRETE ANO
\ , STEPS TO BLEACHERS BLEACHERS RAMP T081fACHERS
72
=571.92 PRESS BOX
TORI LP
/
953
/ 571.85
FP
-4702
X1.11 SCALE 1"=60'
NOR
0 60' 120'
SCALE I"= 60'
FLOW RATES (NORTHWEST TO HILLSIDE)
PRE - DEVELOPED
AREA = 1.78 Ac.
C = 0.49
Tc = 10 MIN.
VOLUME
Q2 = 1.82 CFS 0.025 Ac -Ft
Q10 = 2.37 CFS 0.033 Ac-Ft
Q100 = 3.09 CFS 0.043 Ac -Ft
POST- DEVELOPED
AREA = 0.56 Ac.
C = 0.61
Tc = 10 MIN.
VOLUME
Q2 = 1.39 CFS 0.020 Ac -Ft
Q10 = 1.82 CFS 0.025 Ac-Ft
Q100 = 2.37 CFS 0.033 Ac -Ft
FLOW RATES (TURF TO POND)
PRE - DEVELOPED
AREA = 1.01 Ac.
C = 0.46
Tc = 10 MIN.
Q2 = 1.90 CFS
Q10 = 2.47 CFS
Q100 = 3.23 CFS
POST- DEVELOPED
AREA = 2.41 Ac.
C = 0.74
Tc = 15 MIN."
"POST- DEVELOPED TIME OF CONCENTRATION INCREASE IS DUE TO
PIPE FLOW FROM FARTHEST END OF OUTFALL
Q2 = 1.31 CFS
Q10 = 2.07 CFS
Q100 = 2.97 CFS
THERE IS AN ADDITIONAL INFILTRATION RATE OF 1.33 CFS
THROUGHOUT ALL STORMS.
WATER QUALITY
AREA = 3.36 Ac
Ipre = 0.75 13.36 = 22.32%
Lpre = 2.59 POUNDS (DRINKING WATERSHED)
Ipost =1.001 3.36 = 29.76%
Lpost = 3.27 POUNDS (DRINKING WATERSHED)
REMOVAL REQUIRED = 0.94 POUNDS
AREA TO STONE TRENCH INFILTRATION = 2.41 Ac
Itreat = 0.58 12.41 = 24.07%
Ltreat =1.97 POUNDS (DRINKING WATERSHED)
INFILTRATION REMOVAL" = 50%
*VOLUME MUST BE PROVIDED FOR FIRST HALF INCH OFF OF
IMPERVIOUS.
VOLUME REQUIRED = 1,052 CUBIC FEET
VOLUME PROVIDED = 1,122 CUBIC FEET
POLLUTANTS REMOVED = 0.50 X 1.97 = 0.99 POUNDS
NOTE: LIGHT POLES WILL BE ADJUSTED TO REDIRECT LIGHTS TO THE
FIELD'S NEW LOCATION.
EXISTING UTILITIES SHALL BE CAPPED AND REMAIN IN PLACE. THE
EXISTING IRRIGATION SYSTEM FEEDS TO THE BASEBALL AND
SOFTBALL FIELDS AND MUST REMAIN ONLINE TO SERVICE THESE
FIELDS.
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DATE
7/14/10
DRAWN BY
C. KOTARSKI
DESIGNED��
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CHECKED BY
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CONCRETE AND `= �.� GRAVEL CURB INLET SEDIMENT FILTER
STEPS TO BLEACHERS
PRESS BO
BLEACHERS BLEACHERS 9 .6 CONCRETEAIVD Z
r-L5p RAMP TO BLEACHERS \ Ida
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- 572 - - \ FENCE _572-
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I fiURBANCE - - - 572- - - - - - _ _ - - - _ - _ _ _ _ _ - _ _ _ _ _ /- GATE GRAVEL FILTER =30' 12
" +
ASPHALT TRACK. sT2. _ - SCALE 1 RUNOFF WATER WIRE MESH
/ -
----- - - - - - - SPH T
FILTERED WATER �
J5 ' 71 GA T� E O
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-572- •.j,r' '. y.. F "' N V
SEDIMENT !': ;•%ti °•V�
CONCRETE o
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-m LT ` GUTTER CURB INLET L
4510 7 7 7 h��� PS LIMITS OF PROPOSED \ \ \ \ ` i GRAVEL SHALL BE VDOT3, X357 OR 5 COARSE AGGREGATE. " h� a
571.20 I / TURF SYSTEM (TYP) MU\ U) �j u
wm I / TS SPECIFIC APPLICATION: THIS METHOD OF INLET PROTECTION IS - � U
I IP APPLICABLE AT CURB INLETS WHERE PONDING IN FRONT OF THE 3 i V)
ui Q
7 PS \ I STRUCTURE IS NOT LIKELY TO CAUSE INCONVENIENCE OR DAMAGE TO 3.07 -8 g oe vi LL H w
I O
CONCRETE W1 �� \ i ADJACENT STRUCTURES AND UNPROTECTED AREAS. o < i% er 10
SPR/A KL Ed '
kE ORM WATER INLET PROTECTION = _ " �`
I i BOX I \ \\ \� 1 ca b I- N m
I ll I POSSIBLE GOAL \ I 70' MIN. 5:1 EXISTING J f0
SCOR I i CONSTRUCTION PHASE 2 I �I A PAVEMENT w
BOAR I I El CONCRETE POST MOUNT F_ C
O 4204 573 CONSTRUCTION PHASE 1 I _\_� FILTER 6 q MOUNTABLE 4)
I SF CPP NAIL _ O ❑ _ _ _ _ _ _ _ CLOTH MIN. BERM (OPTIONAL)
CONCRETE GOAL POST i SIDE ELEVATION
� i EXISTING GROUND
�j 1 \ i I ' 70' MIN. O
MEOW
1 I I "Id Z ` ` l III B WASHRACK HO'M ? _
t� I I ACCEPTABLE TEMPORARY SEEDING PLANT MATERIALS o ,+,�
i PLANTING DATES 10 =
\ \ I
/ 1 12' MIN. MIN PAVEMENT Q a%
\ N SF 50/50 MIX OF ANNUAL E
\ O I RYEGRASS (LOLIUM j POSITIVE = O a
CE
\ \
�-4722 VDOT X11 COARSE AGGREGATE B DRAINAGE TO D.
I SEPT. 1 - FEB. 15 MULTI- FLORUM) & * MUST EXTEND FULL WIDTH OF V
/ SEDIMENT < d
\ cs� N OPERATI
R
SS AN
INGRESS 95 571. 7 I CEREAL(WINTER)RYE ED EGESS O
\ N � TRAPPING DEVICE Z >
CPPNA/L �1ti /i 953 (SCALE CEREALS) PLAN VIEW N DATE
s ` _ ANNUAL RYEGRASS (LOLIUM 5
5028 _ i 571 �FEB. 16 -APR. 30 12' MIN. d
1.65 �Ir \ \ - - �- �' Q FP MULTI- FLORUM) 3" MIN. A fA 7114110
M41L ll `� ` --- _------- ____ -- ___ -__ _ -__ ,y72' �� b GERMAN MILLET 3" MIN. DRAWN BY
-572 _ - - - - - - - _ _ - 1� 7 MAY 1 - AUG. 31 (SETARIA ITALICA) FILTER CLOTH
tI SECTION A -A
� - - � C. KOTARSKI
W -7"
ACCEPTABLE PERMANENT SEEDING PLANT MATERIALS DESIGNED BY
_ PERMANENT STABILIZATION: +'
•' '• ` . � ' • ° ° •� `' • C. KOTARSKI
CONTRACTOR TO _PR ASPHAL T TRACK OVIDE _ _ _ _ _ ALL AREAS DISTURBED BY CONSTRUCTION SHALL BE • CHECKED BY
ii ACCESS TO FIELD WITHOUT', -OArE - - - - ' ` - - - ' ' ` STABILIZED WITH PERMANENT SEEDING IMMEDIATELY CE REINFORCED CONCRETE DRAIN SPACE
LAYDOWN DAMAGING TRA _ - _ _ _ _ s - - - ' ' . - - - ` ` - - - 572 - , ` ` ` - FOLLOWING FINISH GRADING. PRIOR TO SEEDING THE SITE SECTION B=B- 3.02 -1 • S. SAUNDERS
- - _572- - - - - - - - _ ASPHALT _ - - - AypMgtT 5 2- WILL BE LIMED, FERTILIZED. SEEDING SHALL BE DONE
SF AREA I ASPHALT h�ti ACCORDING TO THE CURRENT VDOT STANDARDS. THIS SHALL STONE CONSTRUCTION ENTRANCE SCALE
O CONSIST OF THE FOLLOWING; 2 _
CONCRETE AND CONCRETE AND -4702 TOPSOIL - 2" DEPTH No Scale • 1 „ - 30 ,
STEPS TO BLEACHERS BLEACHERS RAMP TO BLEACHERS l,/' 571.11 LIME - 2 TONS /ACRE
CONTRACTOR TO REPLACE 72 C� LP FERTILIZER - 600 LBS. /ACRE OF 15 -30 -15 1. SET THE STAKES. 2. EXCAVATE A 4 "X4" TRENCH
CONTRACTOR TO INSTALL CHAIN LINK FENCE THAT IS LP1's2 PRESS BOX SEED - ERNST 5311 CONVERSATION SEED MIX - STAKES.
ALONG THE LINE OF
REMOVED TO PROVIDE ERNMX -114 (45 LBS. /ACRE PENNLAWN ,
SILT FENCE ON DOWNHILL ACCESS TO FIELD. 7 STORYBRICK CREEPING RED FESCUE, 37,5 LBS. /ACRE ARGILS I M
M /
SIDE OF LAYDOWN AREA. KENTUCKY BLUEGRASS, 37.5 LBS. /ACRE PARK /�
LAYDOWN AREA TO BE LIMITED KENTUCKY BLUEGRASS, 15 LBSJACRE ANNUAL RYEGRASS
TO ASPHALT EXTENTS. ANY (RYEGRASS)
DAMAGE TO EXISTING ASPHALT & 15 LBS. /ACRE PLEASURE PERENNIAL
OR ACCEPTABLE ALTERNATE.
SHALL BE REPAIRED UPON
COMPLETION OF PROJECT. AFTER THESE AREAS ARE STABILIZED, THEY WILL BE
MOWED AND MAINTAINED ON A REGULAR BASIS. FLOW
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M2
EROSION AND SEDIMENT CONTROL NARRATIVE MANAGEMENT STRATEGIES SEQUENCE OF CONSTRUCTION 4" ` F
1. PROVIDE SEDIMENT TRAPPING MEASURES AS A FIRST STEP IN GRADING, SEED AND MIINIMUM STANDARDS (PHASE I) FROM VESCH 3. STAPLE FILTER MATERIAL 4. BACKFILL AND COMPACT W _
TO STAKES AND EXTEND THE EXCAVATED SOIL. v w
PROJECT DESCRIPTION MULCH IMMEDIATELY FOLLOWING INSTALLATION.
THIS PROJECT INCLUDES THE INSTALLATION OF AN ARTIfICIAL TURF FIELD. THE SYSTEM INCLUDES A 2, ISOLATE TRENCHING FOR UTILITIES AND DRAINAGE FROM DOWNSTREAM MS -1: PERMANENT SEEDING WILL BE APPLIED TO DENUDED AREAS 1. CONTRACTOR SHALL INSTALL ALL EROSION AND SEDIMENT CONTROL MEASURES. IT INTO THE TRENCH. q ,
WITHIN SEVEN DAYS AFTER FINAL GRADE IS REACHED ON ANY 2• CONTRACTOR SHALL INSTALL SILT FENCE ON DOWNSTREAM SIDE OF LAYDOWN AREA. LIMITS OF z
STONE BASE AND STORM DRAIN SYSTEM THAT WILL TIE INTO THE EXISTING SYSTEM. ADDITIONALLY, CONVEYANCES IN ORDER TO MINIMIZE PERIMETER CONTROLS• PORTION OF THE SITE. TEMPORARY SEEDING WILL BE APPLIED LAYDOWN AREA SHALL BE DEFINED BY CONTRACTOR. W C,
TWO TRACK LANES ARE BEING DESIGNED AS PART OF THIS PROJECT. 3. ALL EROSION AND SEDIMENT CONTROL PRACTICES SHALL BE MAINTAINED UNTIL THEY WITHIN SEVEN DAYS TO DENUDED AREAS THAT MAY NOT BE AT 3. ONCE E &S MEASURES HAVE BEEN INSTALLED, CONTRACTOR MAY PROCEED IN REMOVING c
ARE NO LONGER REQUIRED TO COMPLY WITH THE CONTRACT DOCUMENTS OR STATE FINAL GRADE BUT WILL REMAIN DORMANT (UNDISTURBED) FOR EXISTING STORM INLETS AND CAPPING EXISTING STORM LINES. / / a °' S
_ ADJACENT PROPERTY LAW. LONGER THAN 30 DAYS. PERMANENT SEEDING WILL BE APPLIED TO 4. THE TURF INSTALLATION CAN BEGIN. THIS PROJECT SHALL BE PHASED, WITH NO MORE THAN ONE _ r
THE PROPERTY IS BORDERED BY THE NORTH BY SEVERAL PRACTICE FIELDS, TO THE EAST BY THE HIGH AREAS THAT ARE TO BE LEFT DORMANT FOR MORE THAN ONE YEAR. ACRE OF THE PROJECT DENUDED AT ANY TIME. THE FIRST PART OF CONSTRUCTION INCLUDES ; O
E SOUTH AND TO THE WEST BY THE SOFTBALL "'t. $
° TH SOTH B A STORMWATER RETENTION POND PERMANENT STABILIZATION INSTALLING THE POROUS GEOTEXTILE LINER, THE 4 #57 STONE, AS WELL AS TYING IN THE
SCHOOL TO c ,
Y AND BASEBALL FIELDS. PERMANENT TURF SHALL BE INSTALLED ON DISTURBED AREAS WITHIN SEVEN DAYS OF MS -2: TEMPORARY SOIL STOCKPILES WILL BE SEEDED WITH PERMANENT UNDERDRAIN SYSTEM. AT THE END OF EACH DAY THE UNDERLAYMENT SHALL BE ROLLED UP FLOW l
o BEING BROUGHT TO FINAL GRADE. SEEDING AND SURROUNDED BY SILT FENCE. OVER THE EDGES OF THE STONE TO SERVE AS PROTECTION FROM SEDIMENT WASHING INTO THE W z Z c
6 EXISTING SITE CONDITIONS STONE BED. THE PERIMETER STONE TRENCH AND UNDERDRAIN SHOULD ONLY BE INSTALLED
(PERSPECTIVE PE IVE VIEW)
THE SITE IS THE LOCATION OF ALBEMARLE HIGH SCHOOL'S STADIUM. GENERAL EROSION AND SEDIMENT CONTROL NOTES: AFTER THE MAJORITY OF THE FIELD HAS BEEN GRADED AND STONED. THIS WILL PREVENT SHEET FLOW INSTALLATION
MS -3: PERMANENT SEEDING WILL BE ESTABLISHED ON DENUDED AREAS
MOT OTHERWISE PERMANENTLY STABILIZED. PERMANENT SEDIMENT FROM CLOGGING THE SOIL IN THE TRENCH AND LIMITING INFILTRATION. > c c
OFF -SITE AREAS ES -1: UNLESS OTHERWISE INDICATED, CONSTRUCT AND MAINTAIN ALL 5. EACH PHASE SHALL OF CONSTRUCTION SHALL BE AS FOLLOWS: ' z a*
� VEGETATIVE AND STRUCTURAL EROSION AND SEDIMENT CONTROL V ►EGETATION SHALL NOT BE CONSIDERED ESTABLISHED UNTIL A FLOW z E a
NO OFF -SITE AREAS WILL BE DISTURBED DURING THIS PROJECT. A. REMOVE THE EXISTING IRRIGATION SYSTEM THAT SERVES THE FIELD. THE IRRIGATION A
GiROUND COVER IS ACHIEVED THAT IN THE OPINION OF THE A � c
c PRACTICES ACCORDING TO MINIMUM STANDARDS AND SPECIFICATIONS OF SYSTEM AND WATERLINE EXTENDS TO THE WEST AND ALSO SERVES THE BASEBALL AND B z W
c ARCHITECT /ENGINEER IS UNIFORM MATURE ENOUGH TO SURVIVE
CRITICAL EROSION AREAS THE LATEST EDITION OF THE VIRGINIA EROSION AND SEDIMENT CONTROL SOFTBALL FIELDS. THESE LINES SHALL BE PRESERVED. CONTACT BUILDING SERVICES TO o
o HANDBOOK AND VIRGINIA REGULATIONS VR 625 -02 -00 EROSION AND kND WILL INHIBIT EROSION. D Q H o
THERE ARE NO CRITICAL EROSION AREAS ON SITE. MARK THESE LINES PRIOR TO CONSTRUCTION, 72 HOUR NOTICE IS REQUIRED.
N SEDIMENT CONTROL REGULATIONS. B. CLEAR AND GRUB FIELD AREA, REMOVE EXCESS SOIL MATERIAL, FINISH GRADE SUBGRADE. w
o
MS -4: T�'HE CONSTRUCTION ENTRANCE, TREE PROTECTION, SILT FENCE, " � J W E
EROSION AND SEDIMENT CONTROL MEASURES C. INSTALL POROUS LINER AND 4 OF #57 STONE FOR FIELD AREA.
n UNLESS OTHERWISE INDICATED, ALL VEGETATIVE AND STRUCTURAL EROSION AND SEDIMENT ES -2: THE CONTROLLING EROSION AND SEDIMENT CONTROL AUTHORITY WILL
INLET PROTECTION, AND CULVERT INLET PROTECTION WILL BE
CONTROL PRACTICES SHALL BE CONSTRUCTED AND MAINTAINED ACCORDING TO MINIMUM MAKE A CONTINUING REVIEW AND EVALUATION OF THE METHODS AND IPNSTALLED AS A FIRST STEP IN ANY LAND- DISTURBING ACTIVITY. D. EXCAVATE UNDERDRAIN TRENCHES AROUND PERIMETER OF FIELD AND INSTALL POROUS POINTS A SHOULD BE HIGHER THAN POINT B. Q o a
THHESE MEASURES WILL BE MADE FUNCTIONAL BEFORE UP SLOPE LINER. SF DRAINAGEWAY INSTALLATION 3.05 -2 w
STANDARDS AND SPECIFICATIONS OF THE CURRENT ADDITION OF THE VIRGINIA EROSION AND EFFECTIVENESS OF THE EROSION CONTROL PLAN. UAND DISTURBANCE OR TIMBERING TAKES PLACE. E. INSTALL 10" PERFORATED COLLECTOR PIPE AND CONNECT TO THE EXISTING INLETS AS L ap z o �
SEDIMENT CONTROL HANDBOOK. THE MINIMUM STANDARDS OF THE VESCH SHALL BE ADHERED TO SHOWN ON THE PLANS. ¢ Q 5,
0
a. UNLESS OTHERWISE WAIVED OR APPROVED BY A VARIANCE BY LOCAL AUTHORITIES HAVING ES -3: PLACE ALL EROSION AND SEDIMENT CONTROL MEASURES PRIOR TO OR AS MS -5: STABILIZATION MEASURES WILL BE APPLIED TO EARTHEN F. INSTALL #57 STONE WITHIN THE UNDERDRAIN TRENCHES. CONSTRUCTION OF A SILT FENCE W/O WIRE SUPPORT
1�1 z
JURISDICTION. THE FIRST STEP IN CLEARING, GRADING, OR LAND DISTURBANCE. G. REPEAT A -F FOR EACH PHASE 3 z o
STRUCTURES SUCH AS DAMS, DIKES AND DIVERSIONS " No Scale Q 0
H. ONCE A -F HAS BEEN COMPLETED FOR EACH PHASE, ADD 2 #8 STONE CAP AND INSTALL
ES -4: MAINTAIN A COPY OF THE APPROVED EROSION AND SEDIMENT CONTROL IMMMEDAATELY AFTER INSTALLATION. 1-4 F
STRUCTURAL PRACTICES: TURF SYSTEM (WITH INFILL) FOR ENTIRE PROJECT AREA.
1. TEMPORARY CONSTRUCTION ENTRANCE - 3.02 A TEMPORARY CONSTRUCTION ENTRANCE SHALL PLAN ON THE SITE AT ALL TIMES. 6. THE CONTRACTOR IS TO REMOVE ALL EROSION AND SEDIMENT CONTROL DEVICES ONCE ALL ° 1
a BE PROVIDED AT THE LOCATION INDICATED ON THE PLANS. IT IS IMPERATIVE THAT THIS MS -6: SUURFACE RUNOFF FROM DISTURBED AREAS WILL BE SENT AREAS ARE STABILIZED. O '' c
MEASURE BE MAINTAINED THROUGHOUT CONSTRUCTION. ITS PURPOSE IS TO REDUCE THE ES -5: PRIOR TO COMMENCING LAND- DISTURBING ACTIVITIES IN AREAS OTHER THROUGH A SEDIMENT CLEANING PRACTICE SUCH AS SILT FENCE, EROSION CONTROL MEASURES 13C
w INNLET PROTECTION, OR CULVERT INLET PROTECTION BEFORE
AMOUNT OF MUD TRANSPORTED ONTO PAVED PUBLIC ROADS BY MOTOR VEHICLES OR RUNOFF. THAN INDICATED ON THESE PLANS (INCLUDING, BUT NOT LIMITED TO, a -
2. SILT FENCE BARRIER - 3.05 SILT FENCE SEDIMENT BARRIERS SHALL BE INSTALLED DOWNSLOPE OFFSITE BORROW OR WASTE AREA), SUBMIT A SUPPLEMENTARY EROSION LLEAVING THE SITE. * VIRGINIA EROSION & SEDIMENT CONTROL HANDBOOK SPECIFICATION NUMBER W a o
OF AREAS WITH MINIMAL GRADES TO FILTER SEDIMENT-LADEN RUNOFF FROM SHEET FLOW AS CONTROL PLAN TO THE ARCHITECT /ENGINEER AND THE CONTROLLING
INDICATED. ITS PURPOSE IS TO INTERCEPT SMALL AMOUNTS OF SEDIMENT FROM DISTURBED EROSION AND SEDIMENT CONTROL AUTHORITY FOR REVIEW AND MS -7: C:UT AND FILL SLOPES SHOWING EXCESSIVE EROSION AFTER ONE -- LIMITS OF CLEARING AND GRADING -
AREAS AND PREVENT SEDIMENT FROM LEAVING THE SITE. ACCEPTANCE. WEAR SHALL BE STABILIZED WITH PERMANENT SEEDING, OR T x
BILANKETS AND MATTING, IF NECESSARY. SF _ _ SILT FENCE 3.05 Z °
3. STORM DRAIN INLET PROTECTION - 3.07 STONE FILTERS SHALL BE PLACED AT THE INLET OF ALL
DRAINAGE STRUCTURES AS INDICATED ON PLANS, ITS PURPOSE IS TO PREVENT SEDIMENT FROM ES -6: PROVIDE ADDITIONAL EROSION CONTROL MEASURES NECESSARY TO .. E
ENTERING THE STORM DRAINAGE SYSTEM PRIOR TO PERMANENT STABILIZATION. PREVENT EROSION AND SEDIMENTATION AS DETERMINED BY THE MS -8: FILL SLOPES WILL BE CONSTRUCTED USING TEMPORARY FILL
_ (MODIFIED NOTE) DIVERSIONS TO PREVENT EROSION OF SLOPES. TEMPORARY SLOPE IP ® INLET PROTECTION 3.07 0
4. DUST CONTROL 3.39 DUST CONTROL IS TO BE USED THROUGHOUT THE SITE IN AREAS SUBJECT RESPONSIBLE LAND DISTURBER. (MOD FI DRAINS WILL CARRY SEDIMENT LADEN RUNOFF CAUGHT IN THE
.8 •
TO SURFACE AND AIR MOVEMENT. FILL DIVERSION DOWN THE SLOPES TO SEDIMENT TRAPS. TS TEMPORARY SEEDING 3.31 1
ES -7: ALL DISTURBED AREAS SHALL DRAIN TO APPROVED SEDIMENT CONTROL
° VEGETATIVE PRACTICES: MEASURES AT ALL TIMES DURING LAND- DISTURBING ACTIVITIES AND o
- 1. TOPSOIL (TEMPORARY STOCKPILE) - 3.30 TOPSOIL SHALL BE STRIPPED FROM AREAS TO BE DURING SITE DEVELOPMENT. MS -9: WHENEVER WATER SEEPS FROM A SLOPE FACE, IT WILL BE pS PERMANENT SEEDING 3.32
GRADED AND STOCKPILED FOR LATER SPREADING, STOCKPILE LOCATIONS SHALL BE LOCATED COLLECTED WITH A DIVERSION DIKE AND ROUTED TO THE
NEAREST SEDIMENT CLEANING DEVICE. t
ONSITE AND SHALL BE STABILIZED WITH TEMPORARY SILT FENCE AND VEGETATION. ES -8: DURING DEWATERING OPERATIONS, PUMP WATER INTO AN APPROVED DC DUST CONTROL 3.39 c
~ 2. TEMPORARY SEEDING - 3.31 ALL DENUDED AREAS WHICH WILL BE LEFT DORMANT FOR MORE FILTERING DEVICE,
MS -9A: NIO E&S PHASE I CONTROLS SHALL BE REMOVED WITHOUT THE a
(n THAN 30 DAYS SHALL BE SEEDED WITH FAST GERMINATING TEMPORARY VEGETATION PPRIOR APPROVAL OF THE EROSION AND SEDIMENT CONTROL JOB NO. °
IMMEDIATELY FOLLOWING GRADING OF THOSE AREAS. SELECTION OF THE SEED MIXTURE SHALL ES -9. INSPECT ALL EROSION CONTROL MEASURES DAILY AND AFTER EACH
00 IINSPECTOR.
N DEPEND ON THE TIME OF YEAR 1T IS APPLIED. RUNOFF- PRODUCING RAINFALL EVENT. MAKE ANY NECESSARY REPAIRS OR 99999 °
:R 3. PERMANENT SEEDING - 3.32 FOLLOWING GRADING ACTIVITIES, ESTABLISH PERENNIAL CLEANUP TO MAINTAIN THE EFFECTIVENESS OF THE EROSION CONTROL 0
c
VEGETATIVE COVER BY PLANTING SEED TO REDUCE EROSION, STABILIZE DISTURBED AREAS, AND DEVICES IMMEDIATELY. SHEET NO. E
Co
ENHANCE NATURAL BEAUTY. C4.0 °
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