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1 v p. R '•i i~ + ':N/F,WhLIAM A. HARRINGTON ~ SUNDAY /~~/111t11,111// G PIN 0784.09 06 3466 =
Y Q , V • 1, r I r Odd-1 ZONING, UNDEVELOPED r ~ DRIVE . i v, r Z
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~ NNO l~' :a Suite 220 TREATMENT ~
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400 • DRAINAGE TO BE BYPASSED. 14.2 ACRES ,.i.
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• I f . . VICINITY MAP
, • • • ~l . U IVISIOn
, • r ~ 4 f ~ BOM 1999 PG 36 ,
r • • l r: • . ~ ~s ..tee PIN# 0184.09-15-6808
. ~ ~ • • 40 EpW ~.R~,~D 5:~:~ , ~:~0' kE
o • . DRAINAGE AREA #l: 13.4 AC S ~ . PROJECT:
390
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,.PLO • ~~•0 • . • . r • -1 ' ~PROP::Q~~'D'
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~a ,,~,~,C.T••,.5..•,•,., o , , Opp 9 ~ ~ ~ Ralei h NC 100 0 50 100 200 ,
• ~ EXISTING PRO~~SED TREATMENT AREA .:i~tbil
. RALEIGH.., RELEASE POINTS 5'. OCTOBER 29,1999
~ O • • • ~ • r • • PRESCHOOL • r ' ~ r
, _ (IN FEET )
P tier 1 inch 100 ft.
"°e4lr#x D&AWING
'CRE . CIE LINE = e, yM,pAU1 M.k• v , J9
PROPERtt LINE
AND CREEK ;.~,i DRAINAGE EXHIBIT E-1
S:\AADWG\Trinity\smap.dwg Thu Oct 28 09:27:48 1999 Ted @ Rice & Associates

~
INV 384.84
h i I
so •I'
1 I EX. CI - - - - - RIM 388.71 4
~ INV 383.11 1 ~ Q
~J' NSF s ! PRINCIPAL DEVELOPMENT INVESTORS, LLC. _
~Q. BM 1996 PG 253 - ~ PIN~ 0784.09 15 0777 GUITER~==___=__- A _ ,CURB - 6 _ ~ _ - ~ - m ti ~ j ~
.q ZONING : 11 iINi,18 USE : COMMERCIAL EXIS-` - REVIEW REVISIONS _ _ . ' ~~o• ' • ' ~ '
ss~~='' 'ISYItJ~•~CENiERIINE^^-~•••....~;-_............................ ~O ~¢~fS ..CX - ~k
- - - - - - _ _ _ ti
iii ~i~- / y¢%' .........EXISTING 10' a . . ASPHALT WALK q m ~
y2~f - z.n....
~ GUTTER. -
xSnNG 30" CURB
U~ZEs~a'' RIM. 398.10 ,_=;;,-'T•~`";..,-.'_-' - RIM 386.51 .
~ G '•INV: 382.20,-'R.r•~ ~ &y~_ CURB ,.R~ m i _y ' INV 38'.9, fONSTRUQION REVISIONS
G 18~,,,=' sue, 3' x15Z1N,,;s- ss.~ ,4 fiyj-_ 42.7 8 d i ,,E ERISTING 10' ~gs ~ ,,N~ ± i Mme ~ a~.. r. \
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I r'I ~ ~ I ~ i ti I , v • • ) , IPF IRON PIPE FOUND NIP NEW IRON PIPE
I I ~ . . . • lu CP CALCULATED POINT ~ ~ / f.' ~ ,
I I tiJ' ~ ~ ' ~ I I i ~ a I I 'y ~ 4r : RI H WA 0 • • . / ' q' N/F NOW OR FORMERLY
5 r' POB POINT OF BEGINNING O ~ r h
I ..r•., y I O l 0 •1 DB DEED BOOK ' . N " ' ~ ~ 1 • BM BOOK of MAPS
1 I • ! 8~•• I PG PAGE ~ ~ ,3 EX. CB
I I f GREENWAY EASEMENT" . , I ,.1.. "&1:.:0•~CE F RUNE q A h ti ~ I RIM 379.90 R RADIUS , • ~ M t`~' 1 H L LENGTH / A . , i.
I 1 .....L•....... ti M y,;, CHD CHORD • /P % ll~ BH BORING HOLE LOCATION
FUTURE DEVELOPMENT . 1 I ~ ~ , i~' / rN.
p r6 N ~ Ik I 1 ~ . . r~~ rN LINE TABLE ~1 ~ / /N r/r LINE LENGTH BEARING
AIL ~R;4UTLE ~5;:::~;:••yq•;::~:~~'~',':::':•...: ~ 4 . PROPOSED ae/ .r,y e~ '38$• L1 27.25 S76'15'Ol"E
I ~3•...,.,I.• . ' C 1 '•:s.:~ , f ' ~ .385 S • . , "CnNVEN4EN.CE' ~ ! . p 2/ N L2 50.59 S74'46'S7"E
' E~ F E STORE • 0 O : • • • , f,, I L3 12.91 '54"W N N70'28 . , r FFE = 383.00 ~ / /N
/ / ' ~ o ~~p/ Q W• ~ /N ~ rp g ,,w.u( CURVE TABLE , : . to ~ Q W ....•ti lu .
• , . , '•F4.Dpb:p AaN:". "GREEN~VAY;:EA ENT "Y53•• • / . , / 5 :••GIc~E~cE••&°.n'SS©e:••s;;76- ............................$r...TO••CENd~Q,I'INE.::;:°....,.•.... • . a ' r • l3' ~ Yn • Q S03'10'11"W , ' ~Ut C1 318.11 899.93 316.46
1 6. • . . ~ ~ 3 ..~ICFILANIJ'CRE6K;, . , q A ~ ~ ~ rti "Y'N 3 C2 57.77 35.00 51.43
FILTER OUTLET#~ ¦ " •:it:ICI:R•.~.:1~.'.~:•....:~~,......•. ~ l~ ~ h 2 ~111'O
• ' ~ F,LO©ti 3'LAIN aY ~i.1~H J. s.r'.~•/. ' a 5 ~}•E'. . • • ~ ~ ~ ••v ~ ~ NOTES
. 6...... . °~hLE~~E & Assoc. • / / y" , • , 1N c~ ~ rN
~ OOD AI1t . . . . . ~ ~ L....,,... . ~~5• •W ! ~!u ~ 1) AREAS CALCULATED BY COORDINATE GEOMETRY.
• ' 11 ¦ ~ ~ ~ ¦ ¦ ¦ ~ FILTER OUTLET'#3 . FILTER OUTLEt #4 . ~ r k•/d 'c / n • h „ N 2) SURVEYOR HAS MADE NO INVESTIGATION OR INDEPENDENT
. ~ • ' • r ~ ~ y, VE , '375• ` SEARCH FOR EASEMENTS OF RECORD, ENCUMBRANCES, RESTRICTI • I • u
. ~ Tract 5 I ~ - ~ • ' COVENANTS, OWNERSHIP TITLE EVIDENCE OR ANY OTHER FACTS r ,L'OO•~~~~FEAIH••••• ~ ~ ~ r ' • lk THAT AN ACCURATE AND CURRENT TITLE SEARCH MAY DISCLOSE.
P ED- . . R P T 1 , ' . 9 0 OS rltl t Assoc ates...~L£ 'TrR . .i~. ~ 1 ll/ TER
v . ~ B.M. _1996, PG._1835 FLOOD WAY ' ~ ) : ' ' : 3 Sll P IA FOOD . . ~ r I rN ) BJECT PROPERTY IS LOCATED IN A S EC L L ~ ® HA A 116 New Edltlon Courf I,~• -r^- y ~r ! Z RD ZONE PER FLOOD INSURANCE RATE MAP (F.LR.M.)
, ' ' PIN `:0784:09.1.5. - 864 I ! , . 52 . . • • . . . . ' .`4.39 ACRES: ~ d lam: a ;r 1N 3718300318 E, EFFECTIVE DATE MARCH 3, 1992. FILTER OUT... 6.`_--- ~ ~ r ' , . r, Ca(~f North Carolina 27511
• 6:31 , . ~ r ~ • , I . . ~ ~ r V r IN 'j1 • GREENIyAY EASEMENT T ! ~ 4} THE LOCATIONS OF UNDERGROUND UTILITIES AS SHOWN HEREON
. r i o N z~ i' • m . . ; 81', CENTERLINQ ~ r ~ ; • ARE BASED ON ABOVEGROUND STRUCTURES AND RECORD 'RI~HEAND C l:EK r DRAVa1NGS PROVIDED THE SURVEYOR. LOCATIONS OF UNDERGROUND VOI~e: 919,402,0414
. . . • ~ . . • o ~ r ~ , ~ ~ ® ~ ! R N. ~ ~ • ? r UTILITIES/STRUCTURES MAY VARY FROM LOCATION SHOWN HE EO
~ r o . • . •37 p • z . ~ . . •::h • D N . . • ~ ~ ~ ~ ! ~ ADDITIONAL BURIED UTILITIES STRUCTURES MAY BE ENCOUNTERED. ' ~ .Q r„ l fax. 919.462,8101 PROPOSED • , r „ • ~ l~ ; _ ~ I rN NO EXCAVATIONS WERE MADE DURING THE PROGRESS OF THIS
. m • . s . ~Mi1• ~'~~l . ~ '3 • T 'I O rp SURVEY TO LOCATE BURIED UTILITIES/STRUCTURES. >>v Rlceassoclates@te
w !7 { ' ZD ~ ~ ~,d ~+C T ~ry~' I' _ r ~ !O 5) FLOODWAY ~ FLOOD PLAIN LOCATIONS AS PER PLAT RECORED
,~l PRO OS :k • f IP~SED 1 I~EA I IrIGH, l /'~IREA ~ • ~ / IN BOOK OF MAPS 1996, PAGE 1835. ~ ! RI 371.89
v . ' .X:'•.86"'•FES' . . h • ` I : ? FLOOD WA . ' U' 3.68 25 'I r' r O 1 6) ALL DIMENSIONS ARE TO BACK OF CURB UNLESS O(~
~ 3~'••• E ~ ' ~ ~ o PROPQSED TR A~`MENT AR , e:: ~ti • r, I 1 OTHERWISE NOTED. ~0 ,°°°•°'°ee, N.~ A o ° pFESSIOp i .
• . • . e e i~ r r e ~ ::I:::::..... rr = SEAL .
• • ' FipoD war• • • . r : o ° 8293 e
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. Y ~ • . i : FLOOD WAY . . ' ' • •h„°: ~ r•' ~ ; ~ 1,,:...;;:,:•55,,76 O • •X6;. 28.88' , 76'';;.;;::;;....••.. • ,.EXISTING ~ IP i5,• ...,....$998:......,, a~................. , F~ f R~
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n .,q . 1 ` VEL PER: FLOOD WAY DE 0 ' I ' 1 I
~ ~ ~ ~ FLOOD WAY >J , •m , ' i r ' ! I
..y r ~ . ~ M ..W..•' ~ ~ i : ~ r 1„~ ~ ,
RICHLAND CREEK CENTERLINE ~ 4g'~ / ~ 4 '444 11 ~ r ' 1~ I EXI T. CB
' RI 370.52 A
M A~~1! A~~ I , N 1001 Navaho Drive I ! EXI T. CB
r RI 370.52 I Suite 220
. ~1 ~I rMI ¦ ~ FLOOD PLAIN BY HUGH J. I lu ` rN Ralei h NC 21604
~ / ~ ~ ~r GILLEECE & ASSOC. 5-16-96 I~ ~ / IN 9 , - - ~ 919.954.0840
~ '1R ~¦®¦¦1N1 . r ui ~ rN
~ ®~NI~If¦ ~ ~ GREENWAY EASEMENT ~ ~ru
~ i 4* 81' TO CENTERLINE ! ui SITE: RICHLAND CREEK IN
\ ~ ~ FLOOD PLAIN BY HUGH J. GREENWAY EASEMENT ~-GILLEECE & ASSOC. 5-16-96 r rN
81' TO CENTERLINE I rN rac o ,Ir ~
RICHLAND CREEK 1 IN 1N nnl
I IN ui I ni
In ssoaa es
EXISTING 40' CITY OF RALE]GH •II ~ I IN
SANITARY SEWER EASEMENT MB 1979 PG 370 1 III rN U IVISI011
IN
\ , BOM 1999, PG 36
\ STRUCTURE ELEVATIONS PIN# 0184.09-15-6808
\ AREA, Q-10, CUMUL. PIPE PIPE PIPE VEL., \ STRUCT. ACRES CFS CFS DIA. LENGTH SLOPE FPS TOC TOP INV. IN INV. IN INV. OUT
\ 1, CONTRACTOR SHALL L OR SHALL LOCATE ALL EXISTING UTILITIES TO VERIFY PROIEC>•:
\ CB 1 - - 382.50 - - 378.50 LOCATIONS, DEPTHS, ~ DEPTHS, AND ELEVATIONS PRIOR TO STARTING ANY
\ - - 18 72.84 4.65 - _ CONSTRUCTION ACTIVI~ CB 2 - - 382.60 375.11 375.00 TO THE OWNER, ENGIN N TION ACTIVITIES. ANY DIFFERENCES SHALL BE REPORTED use IVBr e
18 25.86 4.56 FES 3 - - JVNER, ENGINEER, AND ARCHITECT.
assn u er SING, INCLUDING CLEARING & GRUBBING AND CUTS & FILLS ,
- 375.92 2. SITE GRADING, INCLUD CB 10 - - - 379.92 - TO BE IN ACCORDANC ACCORDANCE WITH DEVELOPERS GEOTECHNICAL ENGINEER B
SDMH 7 - 18" 32.34 .............5:1.9%........................ 371.74 48" 378.50 ( ) 374.24 (18) INVESTIGATION, RECOM . 1 P 1 Isur ance l-ION, RECOMMENDATIONS, AND CONSTRUCTION GUIDELINES. ~ '
CB 4 - - 48" 29.86' 1.27 - 3, CONSTRUCTION OF ALA arlance TION OF ALL PROPOSED STORM DRAINAGE FACILITIES SHALL
SDMH 5 - - 385.0 373.25 373.25 BE IN ACCORDANCE W - 48 102.83 1.27 - AND SPECIFICATIONS ~ ;ORDANCE WITH CITY OF RALEIGH AND/OR NCDOT STANDARDS GRAPHIC SCALE 5201 Edwards MITI Road
CB 6 - - 379.92 371.94 - 371.94 IFICATIONS AS APPLICABLE. 30 0 ,5 ~ so 120 Ralei h NC
- 48 16.00 1.27 - SDMH 7 - - 378.50 371.74 (48") 374.24 (18") - 4. EACH STORM DRAINAC 9~ RM DRAINAGE STRUCTURE SHALL BE PROVIDED WITH INDIVIDUAL
- 48 57.89 1.27 CB 8 - 375.25 371.01 - 370.01 EROSION CONTROL. h ~ONTROL. MEASURE IN ACCORDANCE WITH CITY OF RALEIGH
_ OQOBER 29,1999 _NTS OR AS DIRECTED BY THE CITY EROSION CONTROL ENGINEER. ~ IN FEET ~
FES 9 - 48" 22.00' 1.97% - 369.58 REQUIREMENTS OR AS
NOTE: 1. ALL VALUES BASED UPON RATIONAL FORMULA; 10 MINUTE TIME OF CONCENTRATION RUNOFF FACTOR (C) = 0.9, oeawiNc
RAINFALL INTENSITY (1) = 7.5 IN/HR, AREA (A) = VARIES
2. ALL STORM DRAIN PIPE SHALL BE CLASS III RCP RELEASE EXHIBIT E-2
S:IAAOWG\Trinitylbase.dwg Thu Oct 28 15:22:08 1999 Ted @ Rice 6 Associates

50' NEUSE RI DER BASIN RIPARIAN BUFFER APPROXIMA TEL Y 200 FEET TO EDWARDS MILL ROAD
~ 8' 15' PA THWA Y BERM l/ARIES 50'-130' DEl/ELOPED S/TE (BY OTHERS
Q
m
TREATMENT AREA Q S/ TE
a 4.25' 6.5' 4.25' EXISTING EMBANKMENT
Q 0
AlN STORM DR
~ ' ~AANHOLE
S' WIDE WALKWA Y W
v

0 z ' ~ I jE M S
Q J ~ I FRp ~pW
Z I 10- YR WSEL = 72.04 ~ =1~~ INF
2 111111=_ 5- YR WSEL = 71.83 ~ GRA DEL & RlP RAP FlL TER
111111= ~ 1~ - I
2- YR WSEL = 71.36 I
MUL T/PLE 6 " PVC PIPES I
~-,-FLOW ...-FLOW FLOW . J I
FLOW-~ Illll~lllh I 111111=~
IIIII~IIIII~IIII~ IIIII ' _ TREA TMENT AREA BOTTOM ± 70.00' 111111~11111~11111= 111111.111111= _________J
IIIII~IIIII~IIIIiI 111111=
SETTLING POOL
W
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116 New Edition Caurt
° Ca NalthCaroli~a21S11
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Voice: 919.462.8414
Faz: 919.462.8107
. . . . . . Rlceassocl el Ix.com t
CLASS 1 RIP RAP
, . 11,111111,,,,, roRM , S STORM .,`'`I caRo
~ FAD STORM w 375 DRAIN 375 e„e..e,, ~/N ' DRAIN ~ e 9 . ' ' ANHOL
" / MANHOLE MANHOLE M E r ~ Q~° ~ = e SEAL
Flow / / e e
:8293: • ee °e° ;
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I ~ _ I INVERT I 370. ~ ~ 111111111111111 ~ 370
PIPE I --1--- J / FLOW ~ Q ~ O O
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~y p5 WASHED STONE. 1' THICK X 3' HIGH MIN. RIP RAP FIL TER R 1001 Navaho Drive RIP RAP FILTER RIP RAP FIL TE
Suite 220
PERSPECTIVE VIEW NO SCALE Raleigh, N[ 27604
919.954.0840
PLAN VIEW OF RELEASE
SITES:
MODIFIED GRAVEL & RIP RAP HORSESHOE OUTLET
rac o
nnl
ssocla es
u Ivislon
5 FT BOM 1999, PG 36
MIN
0 1.5 FT p~ PIN# 0184.09-15-6806
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Op ~ 5 FT 12" MIN. MAX PROJECT:
~ 0 p °o
O o ° Buse aver
FILTER assn u er
CROSS SECTION FABRIC SETTLING POOL FIPERT
Isur ance
MAINTENANCE
ariance
INSPECT RIP RAP FILTERS AFTER EACH PERIOD OF SIGNIFICANT RAINFALL. REMOVE SEDIMENT AND RESTORE FILTER TO ITS ORIGINAL DIMENSIONS WHEN THE SEDIMENT HAS ACCUMULATED TO ONE-HALF THE DEPTH OF THE SETTLING POOL. PLACE THE SEDIMENT THAT IS REMOVED IN 5201 Edwards Mill Raad
A DESIGNATED DISPOSAL AREA AND REPLACE THE CONTAMINATED PART OF THE GRAVEL FACING.
CHECK THE RIP RAP FILTER FOR DAMAGE FROM EROSION. ANY RIP RAP DISPLACED FROM THE SPILLWAY MUST BE REPLACED IMMEDIATELY. Ralei h NC 9•
STABILIZE THE EMBANKMENT AND ALL DISTURBED AREAS ABOVE THE SEDIMENT POOL AND DOWNSTREAM FROM THE TRAP IMMEDIATELY AFTER
CONSTRUCTION WITH SEEDING. OQOBER 29,1999
oeawirvG
GRAVEL & RIP RAP FILTER
STORM DRAIN TREATMENT DETAILS E-3
L- i
S:\AADWG\Trinity\Treatment.dwg Thu Oct 28 08:49:03 1999 Ted @ Rice 6 Associates