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HomeMy WebLinkAboutSDP201000056 Plan - Approved 2010-09-01r v 0 Y Q Of 0 V O a t 9 a n 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 Dw,c I- I - 10 _ J it Sigrnlitu E DESIGNED BY • C. KOTARSKI • CHECKED BY • U � SCALE NA V) O O N E W N •y� W ¢ 3 > V V WC >r- a J 6 000 Z N CL O ZW Va 30 H w U. �jun ,sv t0 � ( C O N ~ (n rt W 4) d' O 0 _ C W CL o 0 DATE 5 ce 7/14/10 o � DRAWN BY C. KOTARSKI • DESIGNED BY • C. KOTARSKI • CHECKED BY • S. SAUNDERS • • SCALE NA CL I I z W 2: oW u <1 < WZ LL ' zw > )u 0 w U J a 2:uj 0 J Q a Q JOB NO. 99999 SHEET NO. co. 0 Of v� 0P o c N a act � •c u L � 7 O t d 3 1 4j 0 C E o� a0 Z o 0 2 rn 2C 02 �o U O O E U C w.. o� o� � o c -j 0 c O aLx T I- O 0 6 CL 0 z 0 N L_ 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 • L • 22 0 z -s W c9 04 F o� 7U-.j v� c' i U cy 4 QO W z U _I ~ O c Q �� U � 0 O C v', . E �.i. z 00% E N E VtJJ -i 01 W J a () N ;N Q W o1 �u> H C- � 5 � H a Q � ai W C F, - oJ - a M j co L z T �a (g W U M U W X L W vi (%� o ot(n N IQ U -0 " E '� C ° °t ry H a�+ m - � H � o O x c� F y o W ?12jo a O 0 V O DATE Q 5 O 7/14/10 DRAWN BY C. KOTARSKI DESIGNED BY • C. KOTARSKI • CHECKED BY • S. SAUNDERS • • SCALE NA 0 • L • 22 0 z -s W c9 04 F o� 7U-.j v� c' i U cy 4 QO W z U _I ~ c' c Q �� U > ~ Q v', . E �.i. z O -i 01 W J a () E! Q W o1 W J Z C- � 5 � H a F, - oJ a1 T �a 0 di E m. 0 U 0 JOB NO. ° v c• 99999 ul c ° C1.0 I L 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 �\ I 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 t=�= O _ 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 � 572 ccdS�SS' 571.92 PRESS BOX LP 7 STORY BRICK M y 571.2 q_ m Ix ll o ll a ,�- -- � d Z d ddd d t H N Q 1k CONCRETEAND STEPS TO BLEACHERS BLEACHERS BLEACHERS acv CONCRETEANO 571.0/ RAMP TO BLEACHERS in � - .- -- - _ _ _ - _ _ - - GATE -572' - ABPH LT raAE1( .- - 572- -' PH r o� GAr ' / ''571 � !11--;,572 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 - -- -------- --t»7r ` \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 WM ll d� - d d d d d d d CONCRETEAND STEPS TO BLEACHERS BLEACHERS -572 ASPHALT TRACK _ FGA / /' /' - - _ -_-- -- - - - -- -•- _ -- / / _ _- �1ti PROPOSED 677 nr�wwwr±C AREA / 0.5 0.61 / NCRETL�/ / I POST PRINKLE1 241 074 I ' RC ❑CONCRETE 1� � ` ( OCONCRETE UN I \� "P N\ Rz N i SCALE 1" = 60' POST- DEVELOPED DRAINAGE AREA 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 ?- _711 GATE/ PH T 571. 'GAr \ \ _ \n \\ I 1 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. Ala /eo,o�� $ V c O c W N V F•- v � � H a V w0'y� �N ° a; z�+cr_3ry uj V w � z r14 L Z •�v nu C p ~ rn 00% H V) N M I O H M O O x 0 d 0 w w la U O o 5 � � O o fA • • • DATE 7/14/10 DRAWN BY C. KOTARSKI DESIGNED�� C. KOTARSKI CHECKED BY S. SAUNDERS SCALE 1" =30' CL t 0: O N O C2 W c� F t O Yl .M W z 0 C � C U � _ c a �� �. W g '3 0 a.a Qom ; W z 9- Z u4, > Qo' O t U ( CL. 3 L y rn Z Z o Q cz W J Q ~ v a D _j 0 6. J 0 1.--� Q o D Q O C - V J c. � y M S �O °8 m :L E `v c c v� � c _ C 30B NO. .p O O 99999 SHEET NO. a El C3. Q a c o CONCRETE AND `= �.� GRAVEL CURB INLET SEDIMENT FILTER STEPS TO BLEACHERS PRESS BO BLEACHERS BLEACHERS 9 .6 CONCRETEAIVD Z r-L5p RAMP TO BLEACHERS \ Ida / 7/l Lo! O � GATE - 572 - - \ FENCE _572- 1 ��.► 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 � ~'�2� ,' -- -572- - - -_ IP ` _ -572- •.j,r' '. y.. F "' N V SEDIMENT !': ;•%ti °•V� CONCRETE o IL -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 �v 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 ° ' �I o: L