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Home My WebLink About20110260 Ver 1_Site Plan_201109211 2 3 4 5 6 7 7 8 9 10 A A I3i~~h~~itats ?~~'I?~~ I:r000I'~n~ri~r Itnat'~, A~~;Ili ~iJi ~ci;`h,~a( '~(~1s i is ~~~~1.;i~iitll General Notes DWQ 401 STORMWATER SUBMITTAL SEPTEMBER 2011 B B C C SHEET INDEX Sheet Keynotes D 1. TITLE SHEET D EXISTING PROPOSED 2. SITE PLAN 3. BIORETENTION PLAN SS SANITARY SEWER 425 CONTOURS 4. DETAILS sa sa STORM DRAIN DRAINAGE AREA ,~,F;` 5. DETAILS 6. DETAILS w w POTABLE WATER o CLEANOUT 7. PLANTING PLAN CONTOUR LINE 8. PLANTING DETAILS , 9. SEQUENCE OF CONSTRUCTION AND NOTES OVERHEAD ELECTRIC APPROXIMATE SITE LOCATION E OVERHEAD POWER E FENCE SIGN Rev Date Description of Issue f ;;i;; . Project SANITARY SEWER MANHOLE - STORM SEWER MANHOLE POWER POLE - ~ ; - _ AIRPORT TIE DOWNS - F F University of , North Carolina at Chapel Hill CAROLINA NORTH INFRASTRUCTURE G PHASE 1 ~ DWQ 401 STORMWATER SUBMITTAL SEPTEMBER 2011 Sheet Title COVER SHEET H H Scale NONE Date: Drawn By. 09-14-2011 AL Project No. J 09802-01-004 Sheet No. 09/14/11 2:54:31 PM I:\PROJECTS\CAROLINA NORTH\EARLY PHASE SWM DESIGN FOR DWQ\CAD\PLANS\CV0ICNSW.DWG 1 OF 9 1 2 3 4 5 6 7 7 8 9 10 1 2 3 4 5 6 7 7 8 9 10 A A . ~1~)~1~.1 lt~~~,~ ~t; ,I,~. ~~h1 .1!_ ( „l i nil'. Ji ,.~~>.i1~Sl r I . Cat 'f , ~n ~u~, General Notes BIORETENTION CE fENTION CELL DWQ 401 STORMWATER SUBMITTAL ELEV = 489.7 4$9.7 SEPTEMBER 2011 AREA = 8 850 SF = 8,850 SF _ - CLEANOUTS, TYP. LENGTH = 426' B H=426' _ B - " - 9 REQUIRED - AVERA E WIDTH = G ,GE WIDTH = 21' ~ . I' MODIFIE -MODIFIED 9'X9' OVERFLOW \ STRUCI STRUCTURE HIGHLFLOW BYPASS SEE 8" PERFORATED ~ 0 ~ p~9 DETAI L DETAIL -SHEET 5 NCDOT STD 840.1.4 CORRUGATED HDPE INVERT INVERT ELEVATION = 485.0 JNDERDRAINS' OVERFI OVERFLOW ELEVATION = 490.7, .491 ' ~ 3:1 SIDESLOPE GYP. - 4 491 91 494. ' W C s` ~ ~ ~ PRETREATMENT ' p 1 GRAVEL VERGE -~~~49 491 .493.492.491: g0 492 ~ 3 GRASSED FI~_TER STRIP 4 .1, - 90 4 -491- ~1 -492- 491 -493- CESS' 24.0' 495 _494- NCE A INTENA T . ~ 495 MA ING p PARK ~ A OUGH - 9 THR ~ OUTFALC I~CP 1 Sheet Keynotes DIAMETER = 24" ~ Q ~ - ~9~, SLOPE"- 0.95% ~ - , D _ D - 9Q - N 6) ~ , A 9S - DISCHARGE TO EXISTING SWALE END SECTION INVERT ELEVATION`'= 483.5 SEE DETAIL .-SHEET 6 NCDOT 1 STANDARD 876.02 E _ E ~ D IN - PROPOSED RA AC EXISTING 8" GMP AND OUTFACE TO EXISTING .D DRAINAGE DRAINAGE SWALE - TO BE REMOVED` ~ - AREA =148,397 SF 48,397 SF _ Q, CN=93 Rev Date Description of Issue , c9 - ' RATIONAL C = 0.74 - ~ C = 0.74 Project - s rn 1 ~ a \ ~ - ~ A 96 \ ~ ~ \ ~ ~ ~ ~ ~ F 1 - A 9) 1 I ~ University of ~ - I North Carolina EXISTING HANGER I ~ TO BE DEMOLISHED I _ at Chapel Hill _ A9 1 ~ CAROLINA NORTH ~ ~ / ~ ~ ~ INFRASTRUCTURE ~ - _ PHASE 1 / ~ Ch G ~ t DWQ 401 STORMWATER G SUBMITTAL A9 ~ 8 SEPTEMBER 2011 ~ J~ i a~ Sheet Title 4g 9 Q SITE PLAN H ~ H i Scale i 1" = 401 ~ i Date: Drawn By HORIZONTAL SCALE os-~a-2o» AL 0 40 $Q Project No. J osso2-D1-oo4 ~ Reuse of Documents: - i nis aocument ana ine weas ana aesigns incorporatea nerein, as an sheet No. instrument of Professional Service, is the property of Biohabitats, Inc. NOTE: PARKING LOT DESIGNED BY OTHERS ; and is not to be used in whole or in part, for any other project without 2 OF 9 09/14/11 2:55:58 PM I: PROJECTS CAROLINA NORTH EARLY PHASE SWM DESIGN FOR DWO CAD PLANS SP0ICNSW.DWG the written authorization of Biohabitats, Inc. 7 8 9 10 1 2 3 4 5 6 7 1 2 3 4 5 6 7 7 8 9 10 . A A . 1(~~1~l~llt~~~, _ ~~Is~ , i 1 - - I ~ lC~, , . ~ i ~ ! , ,r,r~ 1 . - _ _ - - - General Notes DWQ 401 STORMWATER SUBMITTAL 6-L I ~ r"t r°t + SEPTEMBER 2011 ~ B _ B SURFACE OF BIORETENTION CELL C EtEV = 489.7 ~ AREA = 8,850 SF '~i~ LENGTH = 426' AVERAGE WIDTH = 21' l ~g~ ' BACKFILL WITH BIORETENTION MEDIA SEE SPECIFICATIONS SOIL MEDIA TO HAVE A P-INDEX OF 20 ± 10 ~ _ ~ 491 11~ 1"'~ 491 s" i Sheet Keynotes D 4g 491 N ~F D _4g0 UNIVERSITY OF ~ 490 \ NORTH CAROLINA 3:1 SIDESLOPE TYP. PIN 9789150184 / ~ . ~s } CLEANOUTS,TYP. ~`~~s~ 9 RE UIRED Q 8"PERFORATED CORRUGATED MODIFIED 9'X9' OVERFLOW HDPE UNDERDRAINS STRUCTURE HIGH FLOW BYPASS SEE DETAIL -SHEET 5 NCDOT STD 840.14 490 INVERT ELEVATION = 485.0 18.8' 1~ 49 493.... _ _ 492 491 0 492 OVERFLOW ELEVATION = 490.7 E 49 ~ ~ E PARKING LOT LO INT ELEV = I NT ELEV = 491 0 PRETREATMENT 49 OUTFACE RCP Rev Date Description of Issue 91 1 GRAVEL VERGE ~ 1 4 92 3 GRASSED FILTER STRIP 4 DIAMETER = 24" Project 491 SLOPE = 0.95% 493 ~ 5 49 4 30.2' 49 1 ~ ~ Y _ r-~.~.~ ~~495 ~ r=~. Q ~ ~ 24.0' 92 MAINTENANCE ACCF„S F F THROUGH PARKING ~~T ,r A9 ~ University of ~ _ North Carolina / = at Chapel Hill f L A9 A ` CAROLINA NORTH a i ~ ~ INFRASTRUCTURE ~ ~ G ~-1-°~ v k°~, _ _ ~ , PHASE 1 0 DWQ 401 STORMWATER _ 9 SUBMITTAL S _ ` ~ - SEPTEMBER 2011 ~ Sheet Title ~ EXISTING 8" CMP ANQ OUTFAL. TO EXISTING BIORETENTI ON PLAN DRAINAGE SWALE - TO E REMOVED DISCHARGE TO EXISTING SWALE END SECTION H _ 1 f ~ ~ . ~ ~ ' INVERT ELEVATION = 483.5 H SEE DETAIL -SHEET 6 NCDOT ~ STANDARD 876.02 ' ~ . ~ Scale 1"=20' st , PROPOSED DRAINAGE Date: orawo By . \ HORIZONTAL SCALE AREA =148,397 SF os-X4-20» AL _ CN=93 RATIONAL C = 0.74 0 20 40 Project No. J J . Reuse of Documents: osso2-o1-004 Q This document and the ideas and desians incorporated herein. as an 4 ~ instrument of Professional Service, is the property of Biohabitats, Inc. Sheet No. and is not to be used in whole or in part, for any other project without 09/14/11 2:5 :04 PM I:\PROJ CTS\CAROLINA RTH\EARLY PHA SWM DESIGN F~IOR DWQ\CAD\PLANS\PCO NSW.DWG the written authorization of Biohabitats, Inc. 3 OF 9 1 2 3 4 5 6 7 7 8 9 10 1 2 3 4 5 6 7 7 8 9 10 A A I3i~~h~~itats 12" ?~~'I?~~ I:r000I'~n~ri~r Itnat'~, A~~;Ili ~iJi 4" 0 3~~ F Rq ft r ss ~ FR sr R~,o „ 12 PONDING DEPTH General Notes 3•~ S(O DWQ 401 STORMWATER SUBMITTAL PF GRAVEL VERGE g.1 SCOPE SEPTEMBER 2011 WASHED #57 STONE B B 4"TRIPLE SHREDDED HARDWOOD MULCH 3' 61ORETENTION MEDIA SEE SHEET 9 FOR C DESIRED COMPOSITION C 4" WASHED SAND 2" CHOKING STONE 10" WASHED #57 STONE ~ Sheet Keynotes D D 8 "PERFORATED, CORRUGATED HDPE SEASONAL HIGH WATER TABLE IS > 2' BELOW BOTTOM OF BIORETENTION•••-•••-•••-•••-•••-•••- NOT TO SCALE E E Rev Date Description of Issue 9 9'X9' MODIFIED NCDOT STANDARD Project 8 840.14 CONCRETE DROP BOX WITH N 3~ G MODIFIED 840.16 FRAME AND GRATE Rq SS EO Fj~ rF RS TRH P ~ ~ F F = 3.1 S(O 12 PONDING DEPTH 3 ~ SHOP PF University of North Carolina at Chapel Hill 4"TRIPLE SHREDDED HARDWOOD MULCH CAROLINA NORTH INFRASTRUCTURE G PHASE 1 ~ 3 FT BIORETENTION MEDIA DWQ 401 STORMWATER SEE SHEET 9 FOR SUBMITTAL DESIRED COMPOSITION 24" RCP OUTFACE PIPE SEPTEMBER 2011 Sheet Title 4" WASHED SAND ~ DETAILS 2" CHOKING STONE i i H H i i „ ~ 10 WASHED #57 STONE i Scale NONE 8" PERFORATED, CORRUGATED HDPE WATERTI F G WATERTIGHT CONNECTION TO STRUCTURE SEASONAL HIGH WATER TABLE IS > 2' Date: Drawn By. BELOW BOTTOM OF BIORETENTION•••-•••-•••-•••-•••-•••- 09-14-2011 AL Project No. J 09802-01-004 NOT TO SCALE Sheet No. 09/14/11 2:57:13 PM I:\PROJECTS\CAROLINA NORTH\EARLY PHASE SWM DESIGN FOR DWQ\CAD\PLANS\DT0ICNSW.DWG 4 OF 9 1 2 3 4 5 6 7 7 8 9 10 1 2 3 4 5 6 7 7 8 9 10 OUTLET W/DITCH OUTLET W/0 DITCH 4XD D CLASS 'B' RIP RAP CLASS I RIP RAP CLASS 'B' RIP RAP CLASS I RIP RAP FILTER FILTER FILTER FILTER TONS F~YI~ S.Y. TONS FsBVIC TONS FsBVIC S.Y. TONS FSBYIC A a a 12" 2 5 5 2 5 1 4 2 1 4 Y•~ A ' 0 0 ~ 0 0 0 15" 2 7 7 3 7 1 5 3 2 6 1~_ h~~ltS ~0 18" 3 10 9 4 10 2 7 4 2 8 ' ~ ' ~ ' ~ 00 0 0 0 24" 5 14 15 7 15 3 11 7 4 12 ~ ~ r~s ~l i~,;~~ii;f9 1c~ilV,li, il' ,tin ~ ~~~ra'~~ ~ o,~ } 30" 8 21 21 11 22 5 16 11 7 17 i~u~,~~~ ~ ~ ~ ~ 36" 11 28 29 15 30 7 22 16 10 23 D o 42" 15 37 39 20 39 10 28 22 13 30 General Notes U 48?? - - 49 26 50 - - 28 17 3$ DWQ 401 STORMWATER SUBMITTAL - 54" - - 60 33 62 - - 36 21 47 SEPTEMBER 2011 0 0 B o c - 60" - - 73 40 75 - - 44 26 56 B 0 - 66" - - 87 48 89 - - 54 32 67 0 0~ a 72" - - 102 57 104 - - 64 38 7$ NOTE: 4 X D FOR CALCULATION PURPOSES CLASS 'B' RIP RAP = 100 LBS./FT3 0 ~ CLASS I RIP RAP = 105 LBS./FT3 ~ 0 J o ~ 0 ~ 0 0~0 0 0 0( c 2 x a o~0~~0~~0 o ~o 0 0 O~~~o~0~0 B B a oog~oo c ~~o~o°o~~°~~ „~r,.n PLAN SLOPE 1 2 OPE 1 %2 :1 OR FLATTER ~a`'o~~ D ~~~0~0~0~0~, 0 0 0 ~ O O~ Sheet Keynotes ° o~ n o~ a a~ n o~~ ~n°rr a 1 D ~ a~ °rr 2 H r '~i~ 0 0 r ~ 0 0 0~ n T PLAN 0 0 T 0 FILTER FABRIC 2" WEEP HOLES Y SECTION A-A °~O~o~0~a~0~°~0~ gooooogo T ITCH o~0~oa0~a~0~o~0~ I~ X ~ X H= RIP RAP TO TOP OF PIPE (MAX. H = D + T) ~ + T) FILTER FABRIC E E T= 15 CLASS I RIP RAP, UNLESS OTHERWISE SHOi~ IISE SHOWN ON PLANS SECTION B - B - R 1 I T- 12 CLASS B RIP RAP, UNLESS OTHERWISE SHO (WISE SHOWN ON PLANS i PIPE OUTLET WITHOUT DITCH Rev Date Description of Issue i O ~ Project i JTLET NOT TO SCALE i Y- F F WITH GRATE & FRAME REMOVED University of BRICK COPING(INCIDENTAL) TOP ELEVATION North Carolina STD. 840.16 FRAME at Chapel Hill GRATE #4 BAR CAROLINA NORTH Bn A Bu INFRASTRUCTURE 6" B 6" N G r PHASE 1 ~ 2 = DWQ 401 STORMWATER SUBMITTAL SEPTEMBER 2011 (p tt 6 Sheet Title DETAILS ~ SEE NOTE DOWEL SEE NOTE _ " ~ ( ) MAX. PIPE THIS SIDE 18 H H DIMENSIONS AND QUANTITIES FOR DROP INLET(BASED ON MIN. HEIGHT, H) DIMENSIONS OF BOX & PIPE CUBIC YARDS DEDUCTIONS FOR PIPE SPAN WIDTH MIN. HEIGHT CONC. IN BOX ONE PIPE Scale BOTTOM WALL PER TOTAL D A B H CONCRETE C.M. R.C. NONE SLAB FT. HT. FOR MINIMUM HEIGHT, H 12" 3' - 0" 2' - 0" 2' - 0" 0.222 0.222 0.592 0.015 0.026 15" 2'-3" 0.648 0.023 0.036 Date: Drawn By. 18" 2'-6" 0.703 0.033 0.049 09-14-2011 AL 24" 3'-0" 0.814 0.059 0.085 30" 3'-0" 2'-0" 3'-6" 0.222 0.222 0.925 0.092 0.127 Project No. J 09802-01-004 ~I(_Il(1T CTD~IIIORII IlFT011 Rd(1 1d I vVV V 1 1 / ?1 V V/ 1 \V V` 1 / ?IL V-F V. I --r Sheet No. CONCRETE DROP INLET II THRU II PIPE NOT TO SCALE 09/14/11 2:57:19 PM I:\PROJECTS\CAROLINA NORTH\EARLY PHASE SWM DESIGN FOR DWQ\CAD\PLANS\DT0ICNSW.DWG 5 OF 9 1 2 3 4 5 6 7 7 8 9 10 1 2 3 4 5 6 7 7 8 9 10 ~1 Y2?r 3?-6« 1%" 1" DEPRESSION 1'-7~'8,~ 1'-75/8., A I I 1~~h~3~1t~tS ~ o N Qr) 0 - - ~ - 11ualG;c ibr i iI ~,~o;;, ~ ~,,r tV 0 I D General Notes DWQ 401 STORMWATER SUBMITTAL H I SEPTEMBER 2011 SECTION G-G B 1r-4%2rr 1r-4%2rr F"' I B PLAN OF FRAME 1' - 75/$" 1' - 75/$" CAST IRON PLAN OF GRATING 2' _ 31/4.. CAST IRON C C « r? 1/$ ~ ~ 1/$ rr 1 r? 1 rr 1 ?r 1 r? 3r_3g~? 2r_3g~rr 1 ~s.. 2„ 1/$ rr 1/$ 1/$ rr ~ ~ SECTION H-H 3t - r)?r ~ ~ 2r - 2 rt ~ ~ Sheet Keynotes G D D 3r-13~rr N N 2r-13~« ~y N NOTES: INSTALL ALL STEPS PROTRUDING 4" FROM INSIDE FACE OF STRUCTURE WALL. STEPS DIFFERING IN DIMENSIONS, CONFIGURATION, OR MATERIALS FROM THOSE SHOWN MAY ALSO BE USED PROVIDED THE CONTRACTOR HAS FURNISHED THE ENGINEER WITH DETAILS OF THE PROPOSED STEPS AND HAS RECEIVED WRITTEN APPROVAL FROM THE ENGINEER FOR THE USE OF SUCH STEPS. SECTION E-E SECTION F-F E ~ E ~ _ NCDOT STANDARD DETAIL 8 DROP INLET FRAME AND GR CAI L 840.16 ID GRATES NOT TO SCALE Rev Date Description of Issue Project ~~~r ,~a" _ i ~ ~ PLAN SIDE F F PLAN SIDE ELEVATION ELEVATION ~7 N lh University of North Carolina at Chapel Hill 1,_0,~ r 14~" CAST IRON ~ CAST IRON CAROLINA NORTH INFRASTRUCTURE ELEVATION ELEVATION G PHASE 1 ~ DWQ 401 STORMWATER 1 i SUBMITTAL SEPTEMBER 2011 1„ age„ ~ ~ 1'4, i \ #6 BAR OR #8 BAR Sheet Title GALV'D . ~ - rn - rn ~j,. ~8„ ~ DETAILS ~ ~ - , PLAN POLYPROPYLENE 'PLASTIC SIDE ~ H v2 ELEVATION SIDE '~8~~~= ~ COMPOSITE PLAN ELEVATION Scale NONE 1/ „ I ~ ~ ~ REINFORCING STEEL 12" I~ t / \ / ~ Date: Drawn By. ELEVATION NOTE: 09-14-2011 AL #3 DEFORMED 12" DO NOT USE IN STEEL ROD SANITARY SEWER MANHOLES. Project No. ~ SECTION A-A ELEVATION 09802-01-004 IVLUU I Z5 I AINUAKU Ut I AIL ?54U.00 Sheet No. DRAINAGE STRUCTURE STEPS NOT TO SCALE 09/14/11 2:57:24 PM I:\PROJECTS\CAROLINA NORTH\EARLY PHASE SWM DESIGN FOR DWQ\CAD\PLANS\DT0ICNSW.DWG 6 OF 9 1 2 3 4 5 6 7 7 8 9 10 1 2 3 4 5 6 7 7 8 9 10 A A ZONE 1 - BIORETENTION - ~1~)11~.1 lt~~~,~ ZONE 2 - BIORETENTION UPLAND , .i , I ZONE 3 -SOD General Notes DWQ 401 STORMWATER SUBMITTAL ni SEPTEMBER 2011 ~ES~~E B . B C C l 9~ . -1 491 ~q.g1 Chionanthus virginieus sheet Keynotes D Carpinus caroliniana N /F ~ 4g ~ , 9~ 4 X490 UNIVERSITY OF NORTH CAROLINA PIN 9789150184 Amelanchier arborea ~l. ~ 1 9 E 0 E ~ ~ ~49 -~4~~ 490 ~ ~ ~ _ '~s Rev Date Description of Issue - - ~ h Project - ~ _ 495 --~~495 st92 \ ~ ~ F F Ci,. nanthus vir ieus / ~ - A9 ~ \ Universit of Y ~ _ - ~ North Carolina at Cha el Hill p A 9Q CAROLINA NORTH ~~i~ f INFRASTRUCTURE G PHASE 1 G DWQ 401 STORMWATER . ~ _ 9 SUBMITTAL S SEPTEMBER 2011 I ~ ~ Sheet Title PLANTING PLAN ` _ _ ''1 H H ~ V • ~ _ - ~'l a _ 4 Scale . ~ 1" = 20~ ~ ~ ~ Date: Drawn By ~ ~ ~ HORIZONTAL SCALE \ 09-14-2011 AL ~ ~ 0 20 40 Project No. J o9so2-o1-004 ~ Q Reuse of Documents: a ~ ~ This document and the ideas and desians incorporated herein. as an instrument of Professional Service, is the property of Biohabitats, Inc. Sheet No. and is not to be used in whole or in part, for any other project without 7 OF 9 09/14/11 2:5 :31 PM I:\PROJ CTS\CAROLINA RTH\EARLY PHLESIGN R DWQ\CAD\PLANS\P NSW.DWG the written authorization of Biohabitats, Inc. 7 8 9 10 1 2 3 4 5 6 7 1 2 3 4 5 6 7 7 8 9 10 A A I3i~~h~~itats PLANTAND COMPOSITION SCH )SITIQN SCHEDULE '.'I~'~:ri'cc~'~~xirRn~ ~'~~il~~?Ui PRUNE TREE OF ALL MAJOR ZONE 1 -Bioretention :enton 5i2e(acres): 0.27 ~ ~~,~.n,~c '~r,ts'~.: ,~`?;,~~~1I9 REMOVE TREE FROM DEADWOOD CRISS-CROSSING CONTAINER WITHOUT BRANCHES, AND ANY EXCESSIVE 11uJ/G'c. Ji I r y~, J .'O;, ~ 7:NC i.Yl DISTURBING ROOT MASS ANDIOR SUCKER GROWTH Overall ~ ~ Minimum .Quantity Frequency FOR BEST SURVIVAL, TREE SHOULD BE Spacing ° Frequency Species Vegetation StrataC Individual per acre (I°) PLANTED WITH THE TOP OF THE ROOT (feet c~ °I°) Quantity Species Name '~+omman Name Unjt Spacing Type Size. Mimimum General Notes Spacing (g.) BALL PARTIALLY OUT OF THE MEDIA. center). DWQ 401 STORMWATER SUBMITTAL TREES SEPTEMBER 2011 THEY SHOULD BE PLANTED TO HAVE 2 Carpinus carolinana ironv~ood COP! per plan 45 ft. per plan FROM 1/3 T0112 OF THE ROOT BALL B i Ghionarrthus virginicus White iringekree CON per plan 45 ft, per plan. B EXCAVATE HOLE 1-112 WITHIN THE MEDIA. LEAVING 213 T01/2 OF 3 = total TIMES THE WIDTH OF THE THE ROOT BALL ABOVE THE MEDIA. t2 ~o~ SHR[J6S ROOT MASS. REMOVE zo BACKFILL WITH SOIL OR 20 20 16 llexa'ecia'ua pcssumhava COIN Clustered 3!7allan 27 ALL NON-ORGANIC MATERIAL 20 16 Viburnum denkafum arrcw~wod vit3umum CON Clustered ~ pallon 27 PLANTING MIX AS SPECIFIED 40 FROM THE PLANTING PIT 4d 32 =total HERBAGE®US. TAMP TO FILL ALL VOIDS AND ~a 436 COMPLETELY AND TAMP --t- , - ~o 30 25.40 Chasmarrthium lafifolium river oats COIN Random !7uart 22 AIR POCKETS LOOSE SOIL BOTTOM OF , 20 20 1fi:00 tnbelia cardenafis cardinal flcWer CON Random quart 27 PIT BY HAND l 3a I 3a 25.aa !i'~rtarda fistulosa bee balm CON. .Random. quad Z2 i 20 16:00. Spiraea tomenfosa steeplebush CON Random quart 27 100 82A =total 117.0 total fnranne'I Total stems C per acre 431:111587 C CON= container NOT TO SCALE PLANT AND COMPOSITION SCH: ?SITION SCHEDULE THIN DECIDUOUS SHRUBS OF ZONE 2 -Bioretention - u ALL MAJOR DEADWOOD AND :~2ntlt]n - 11 ` and Size.(acres): 0.07.. ANY EXCESSIVE AND/OR SUCKER GROWTH Overall REMOVE SHRUB FROM Minimum Quantity Frequency Frequency Species Vegetation Strataf Individual CONTAINER WITHOUT FOR BEST SURVIVAL SHRUB SHOULD BE Spacing 'er acre: °lo p B) (°lo) Quantity Species Name Gomman Name. Unit Spacing Type Size Mimimum DISTURBING ROOT MASS (feekoff PLANTED WITH THE TOP OF THE ROOT BALL center Spacing (ft.)' Sheet Keynotes 1 PARTIALLY OUT OF THE MEDIA. THEY SHOULD D TREES D EXCAVATE HOLE 1-112 BE PLANTED TO HAVE FROM 1/3 T01/2 OF THE 2 AmelarchrerArborea Gammon eerZeceher~ CON per plan 45 ft. per plan TIMES THE WIDTH OF ROOT BALL WITHIN THE MEDIA. LEAVING 213 TO 1 Chionarrthus virginicus White Fiingetree CON per plan 4-5 it. per plan 0 3 =total. 1/2 OF THE ROOT BALL ABOVE THE MEDIA. 6 THE ROOT MASS. REMOVE 13 258 SHRUBS ALL NON-ORGANIC MATERIAL ~ ;~1 ~ 20 20 4 C°allirarpa arr~ericana American be~ukyberry CON. Clustered 3 gallon 28 FROM THE PLANTING PIT AND zo 20 4 = trstal TAMP LOOSE SOIL IN BOTTOM ~ 10 43.6 HERBAGEt7U5 ~o OF PIT BY HAND 30 6 Asclepius tube;rosa butterfly Weed CON RanclDm quoit 23 BACKFILL WITH SOIL OR 3° 30 6 Baptisia albs v~Tite wild indigo CON Random. quark 23 ti za PLANTING MIX AS SPECIFIED ~o 20 4 Coreopsis spp. kickseed CON. Random quad. 28 TAMP TO FILL ALL VOIDS AND ~0 4 Soafrasfnrrir nc~ans IndiaiTgrass CON Ra~ndcm quoit 28 ~a 10 2 ~chizacfrpr+urrr scopariu little bluegrass C.ON Rantlom quart 4() AIR POCKETS 1~0 110 22.0 = trstal E _ 29,0 total for z>ane ~ E Total stems. per arrG ~89.5~94~6 NOT TO SCALE COhl= container Rev Date Description of Issue Project 0 + 'Li s~ ZONE 3 -SOD SOD WILL BE PLANTED IN TH NTED IN THE ZONE 3 AREA SHOWN ON THE PLANTING PLAN SHEET. A FESCUE/BLUEGRASS MIX IS SUGGESTED FOR THE :D FOR THE SOD PLANTING ZONE. 5~ F F ESTABLISHMENT NOTES: NOTES: 1. WATER ONCE EVERY TUB EVERY TWO WEEKS IN FIRST YEAR, MONITORING MOISTURE LEVEL 2. WARRANTY ON CONTRA OMS- AN OVERALL MINIMUM SPACING DISTANCE OMS IS ASSIGNED TO )N CONTRACTOR FOR AT LEAST ONE YEAR THE PLANTING CONFIGURATION *SEE PLANT SCHEDULE* 3. AS NOTED IN THE STORP THE STORMWATER MANUAL, ALL PLANT MATERIAL SHOULD CONFORM TO THE STANDARDS University of IMS- AN INDIVIDUAL MINIMUM SPACING DISTANCES *IMS* IS ASSIGNED TO OF THE CURRENT EDITI( ZENT EDITION OF AMERICAN STANDARD FOR NURSERY STOCK AS APPROVED BY THE EACH INDIVIDUAL SPECIES *SEE PLANT SCHEDULE* AMERICAN STANDARDS rANDARDS INSTITUTE, INC. ALL PLANT GRADES SHALL BE THOSE ESTABLISHED BY THE North Carolina CURRENT EDITION OF AI ~ITION OF AMERICAN STANDARDS FOR NURSERY STOCK. at Chapel Hlll NOTE: EACH SYMBOL INDICATES A DIFFERENT SPECIES LOCAL NATIVE PLANT NURSI .ANT NURSERY SOURCES: CAROLINA NORTH NOT TO SCALE CURE NURSERY, PITTSBORC PITTSBORO, NC (CONTACT: 919-542-6186) INFRASTRUCTURE MELLOW MARSH FARM, SILEI =ARM, SILER CITY, NC (CONTACT: 919-742-1200) PHASE 1 G SOD SOURCES DWQ 401 STORMWATER G SODCO TURF PRODUCERS, ~ )DUCERS, WILLOW SPRING, NC, CONTACT MATTHEW PARRISH (919-552-7075) SUBMITTAL BERMUDAGRASS: TIFWAY; CEN -IFWAY; CENTIPEDEGRASS: COMMON; ZOYSIAGRASS: COMPADRE, TALL FESCUE: CONFEDERATE; SEPTEMBER 2011 TALL FESCUE/BLUEGRASS MIX- :GRASS MIXTURES: TARHEEL II, ENDEAVOR II, WOLFPACK,CORINATO TDHl5% MIDNIGHT STAR KENTUCKYBLUE GRASS RASS Sheet Title CARVER BROTHERS FARMS, R( S FARMS, ROXBORO, NC, CONTACT HAROLD CARVER, (336) 592-0546 PLANTING DETAILS BERMUDAGRASS: TIFWAY; TALI -IFWAY; TALL FESCUE: BLACK BEAUTY H H Scale NONE Date: Drawn By. 09-14-2011 AL Project No. J 09802-01-004 Sheet No. 09/14/11 2:58:43 PM I:\PROJECTS\CAROLINA NORTH\EARLY PHASE SWM DESIGN FOR DWQ\CAD\PLANS\DT0ICNSW.DWG 8 0 9 1 2 3 4 5 6 7 7 8 9 10 1 2 3 4 5 6 7 7 8 9 10 BIORETENTION CONSTRUCTION SEQUENCING BIORETENTION SOIL MEDIA A A 1. AFTER SITE GRADING AND PARKING LOT COMPOSITION: I3i~~h~~itats CONSTRUCTION IS COMPLETE, STABILIZE ALL - 86% SAND (PER USDA SOIL TEXTURAL ?~~'I?~~ I:r000I'~n~ri~r Itnat'~, A~~;Ili ~iJi EXPOSED AREAS WITHIN THE LIMIT OF CLASSIFICATION) DISTURBANCE TO AVOID SEDIMENT TRANSPORT -10% FINES (CLAY AND/OR SILT) TO BIORETENTION CELL. STABILIZATION SHOULD - 4% ORGANIC MATTER (SUCH AS PEAT MOSS) BE VERIFIED BY THE ENGINEER PRIOR TO BIORETENTION CONSTRUCTION ACTIVITIES. ADDITIONAL: 2. INSTALL SAND BAG BARRIER ACROSS PARKING - ONLY A 1 % TOLERANCE IS ACCEPTABLE ON ANY General Notes LOT ADJACENT TO BIORETENTION AREA TO SOIL COMPONENT DWQ 401 STORMWATER SUBMITTAL SEPTEMBER 2011 PREVENT RUNOFF FROM ENTERING THE AREA -SOIL MEDIA SHOULD BE FREE OF STONES OR WHILE THE BIORETENTION CELL IS UNDER DEBRIS B B CONSTRUCTION. -AFTER MIXING, THE SOIL MEDIA MUST BE TESTED 3. EXCAVATE BIORETENTION AREA TO PROPOSED AND VERIFIED TO HAVE A P-INDEX OF INVERT DEPTH AND SCARIFY THE EXISTING SOIL APPROXIMATELY 20 t 10 SURFACES, TAKING CARE NOT TO COMPACT THE -AFTER PLACEMENT, THE SOIL MEDIA MUST BE IN-SITU MATERIALS. TESTED AND VERIFIED TO HAVE AN INFILTRATION 4. INSTALL BIORETENTION OVERFLOW STRUCTURE. RATE OF 1.5 IN/HR 10.25 IN/HR. THE ELEVATION OF THE STRUCTURE MUST BE VERIFIED BY THE ENGINEER PRIOR TO MIXING: PROCEEDING WITH CONSTRUCTION ACTIVITIES. -SOIL PREPARATION SHOULD BE PERFORMED 5. INSTALL 2" BEDDING LAYER OF #57 STONE. OFF-SITE AND TRANSPORTED TO THE FACILITY 6. INSTALL UNDERDRAIN SYSTEM AND OBSERVATION LOCATION WHEN READY FOR INSTALLATION. ~ CLEANOUT WELLS PER PROJECT PLANS. BEFORE TRANSPORT THE SOIL MIX MUST BE C 7. INSTALL REMAINING 10" OF #57 STONE. CERTIFIED AS MEETING THE CRITERIA ESTABLISHED 8. INSTALL FILTER FABRIC ON TOP OF #57 STONE FOR THE SOIL MEDIUM AND APPROVED BY THE SITE 9. INSTALL 4" OF WASHED SAND. INSPECTOR. 10. BACKFILL BIORETENTION AREA WITH 3' OF SOIL -SOIL PREPARATION CAN BE ACCOMPLISHED BY MEDIA AS SHOWN IN THE PLANS. OVERFILLING IS THOROUGHLY MIXING SOIL COMPONENTS AS RECOMMENDED TO ACCOUNT FOR SETTLEMENT. NEEDED USING A BACKHOE OR FRONT-END LOADER. 11. PRESOAK THE PLANTING SOIL WITH A WATER TRUCK PRIOR TO PLANTING VEGETATION TO ALLOW FOR SETTLEMENT. Sheet Keynotes 12. EXCAVATE OR FILL TO ACHIEVE PROPER DESIGN ~ GRADE, LEAVING SPACE FOR THE UPPER LAYER D OF MULCH THAT WILL BRING THE SURFACE TO FINAL GRADE. 13. INSTALL GRAVEL VERGE AND GRASSED FILTER STRIP ALONG PARKING LOT SIDE OF BIORETENTION AS SHOWN IN PLANS. 14. PLANT VEGETATION SPECIFIED ON THE PLANTING PLAN FOR BIORETENTION AREA. 15. INSTALL 4" MULCH LAYER. 16. AFTER FINAL INSPECTION BY THE ENGINEER, REMOVE SAND BAG BARRIER. E E Rev Date Description of Issue Project F F University of North Carolina at Chapel Hill CAROLINA NORTH INFRASTRUCTURE G PHASE 1 ~ DWQ 401 STORMWATER SUBMITTAL SEPTEMBER 2011 Sheet Title SEQUENCE OF CONSTRUCTION AND NOTES H H Scale NONE Date: Drawn By. 09-14-2011 AL Project No. J 09802-01-004 Sheet No. 09/14/11 2:58:47 PM I:\PROJECTS\CAROLINA NORTH\EARLY PHASE SWM DESIGN FOR DWQ\CAD\PLANS\DT0ICNSW.DWG 9 OF 9 1 2 3 4 5 6 7 7 8 9 10