20071841 Ver 2_Stormwater Info_20090821

gab
12009
AVCON, INC.
ENGINEERS & PLANNERS
U-441n Mallard Creek III, Suite 145
Date: August 18, 2009 8604 Cliff Cameron Drive
Charlotte, N.C. 28269
Phone: [phone]
Project No.: 2008.157.01 Fax: [phone]
www.avconinc.com
TRANSMITTAL
For the Attention of: 401 Permitting Unit
Firm: NCDWQ - Raleigh
From: Chris Weezorak
Reference: Asheville Regional Airport Expansion
ENCLOSED PLEASE FIND:
Copies
Description
9 1 Full Size Set of Storm Drainage Plans (Prepared by WK Dickson) 11
DWQ Project # 07-1841
Comments/Special Instructions:
CC: File
CIVIL & STRUCTURAL ENGINEERING ¦ AIRPORT & AVIATION CONSULTING ¦ TRANSPORTATION DESIGN &PLANNING
COf~ STR U CT 0~1 P ~A~I S FOR
~ OR TH ~E~I ~R A~ AU AT 0~1 D EU
STOR ~l D R A ~l ASE E~TE~I
FOR THE
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ASHEU~~E R~~ O~A~ A R
ASH EV ~~E9 NORTH CAROB ~l f~ OVEM BER 2007
t T - VICINITY MAP r k f
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~ ' ~ ' - 19 25 ~
- 70
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s' 40

- 70
ASHEVILLE r 40
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74
~P~ ASHEVILlE
` REGIONAL ~
h V e s e ~,o~' AIRPORT Q
REGIONAL AIRPORT
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64~ 7
25
61 TERMINAL DRIVE, SUITE 1
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FLETCHER, N.C 28732 ' ' ; ~ ' ~ r ~
[phone] 26
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LIST OF DRAWINGS
a
1. COVER SHEET
0
2. DRAINAGE AND EROSION
CONTROL PLAN - SHEETI
Q
3. DRAINAGE AND EROSION w
CONTROL PLAN - SHEET II W
4. DETAILS 61E~ COLONNADE QRIVE ~
This This document originally CHARLOTTE, NC 28205
-iss THO NC Re issued and sealed ~ [phone]
THOMAS 5. SLATER. PE
NC Registration No. 011728 ~ ~
on S This con on SEPTEMBER 19 200$ ~ r"-~}'~' Office Locations;
This media should not be community infrastructure consultants North Carolina Georgia
considered a certified South Carolina Florida
document.
WKD ~ 70272.OO.CL ~~s~~
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- ; ~.9~~ ~n
COOL
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! ~ I I I , DRAINAGE AND EROSION CONTROL NOTES:
o~` / / / / / ~ / I I o I \ I 1 ~ 1 a 1 / I ~ I 1 \ \ t ` r. l~
~ / ~ / / I N 1 ° I \ D1. THE CONTRACTOR SHALL BE HELD RESPONSIBLE FOR HAVING VISITED THE SITE AND HAVING
era I o I I 4 \ \ ~z \ N / ~ I I \ N 1 ~ J \ 1 I \ FAMILIARIZED HIMSELF WITH THE EXISTING CONDITIONS PRIOR TO SUBMITTING MIS BID. ~ ~ A
~ ~ \ I / I I / 1 MIT OF 1~1'DAN I \ \ I I \ D2, THE CONTRACTOR IS RESPONSIBLE FOR VERIFYING THE LOCATION OF ALL CABLE, CONDUITS, F " ti~
W \ \ 1 1// /l / \ ~ \ \ / DUCTS AND SIMILAR ITEMS PRIOR TO COMMENCING EXCAVATION WORK. ANY DAMAGE TO ~t~~~l®~v~~.
r 1 / / / / / / / 1 1 ` \ \ \ NOTE: I y.. ~ ` EXISTING CABLES WILL BE THE RESPONSIBILITY OF THE CONTRACTOR TO REPAIR TO THE
~ / / ~ \ \ \ . =~b / 1 l / / / / ~ / / / 1 1 ~ \ \ 'RROP. JUNCT1gN BOX S I I ~ SATISFACTION OF THE OWNER AND AT NO COST TO THE OWNER. ~ 6f TER i ~4 ~R E9 $ffE f
/ ~ / e ~ r / / / \ 1 / / / 1 / 1 / • / I / ss i ` \ \ L ATED AT STATION 11 +1 x.55 I / / \e \ \ I D3. THE CONTRACTOR SHALL CONTACT THE UTILITY LOCATOR COMPANY TO LOCATE CABLES IN FI,ET~F~ER, 732
~~A / / \ / / I DE D ~ / / 34 CPP \ \ N 66,466.76 1 rN \ / ' W W A6ERfL4W &RAlE , , t , \ \ THE PROJECT AREAS PRIOR TO ANY CONSTRUCTION BEGINNING. ( 3) 6 4®2
• \ ~ , / / / / \ / DELINEATEb ~ ~ / ~ / a \ \ \ E 9450 65 ~aa~ -'1JNY 1482.52 / I ~ 1N~ tCPGRATF 249~.5f'I I ` 1 \
SQL. / / / / ` PERENNIA INV. 34° cPP = 20851 PRO HEADWALL \ \ \ \ oczo \ ~ ~ { ~ I I a ~ / / / / / I . STREAM \ ~ \ \ D4. THE CONTRACTOR SHALL MAINTAIN ALL SEDIMENT AND EROSION CONTROL DEVICES THROUGHOUT THE LIFE OF THE PROJECT, AND PROVIDE PERIODIC CLEANOUT AS NECESSARY. ~ p
~ a~ ~ \ I ~ t ~ 1 \ (NCDO~' STD. X3$.80 e \ \ z 1 30' RCP 1 I I , \ \ \ \ \
.Wa~ \ \ / / 1 STATION 10+65 \INV = X091.70 \ \ \ \ \ / / INV, =24&3 78' / / 30° CPA ~ ~ I - \ l ~ a4s~ss CPP .(;.1 N 636516.23 1 SEE N0~'E D10\ \ \ _ _ e ~ ~-,o THE CONTRACTOR SHALL INSPECT ALL DEVICES EVERY SEVEN (7) CALENDAR DAYS OR AFTER ~ ~ ~ ~ EACH RAINFALL EVENT THAT EXCEEDS 1i2 INCH (0.5°'). SEDIMENT SHALL BE REMOVED FROM G ~~r „ F i
~ \ ~ .,,,RCS _ \ E 945032.32 \ \ \ ~ \ _ ~ BEHIND THE SILT FENCES WHEN IT BECOMES ABOUT 1/2 FOOT (0.5') DEEP AT THE FENCE. e ` D`°>-..,
- + DAMAGED OR INEFFECTIVE DEVICES SHALL BE REPAIRED OR REPLACED, AS NECESSARY. 'community infrastructure consultants
M~~~ / ! / ~ ~ - \ \ , a~4o-..- ° ° ~ OPT 5 LF \ \ \ ~ ~ \ \ W J _ _ ~ D5. CONTRACTOR SNALL LIMIT AREAS OF DISTURBANCE A5 MUCH AS POSE?BLE DURING THE 616 COLONNADE DRIVE
a 1.. , ? o ~ 1 ~ • ' \ \ \ ~ 60 ~ CLASS V \ \ \ \ ~ \ ~ - - r - - - 1 _ / l ~ 2 ~ \ e \ 60 ~ CL~S V \ ~ Di'S RBA - - - - - - \ \ 0 \ COURSE OF THE PROJECT, AND STABILIZE AREAS A5 WORK IS COMPLETED. NO SEPARATE CwARLOTTE, NC 28205
~p n ~ I /1 ~ 3 RCP ®2.651 ~ o a~ \ : (Sg \ \ ~RC~P ~ 2.65 0 \ \ \LIMiT5; GYP. _ _ MEASUREMENT WILL BE MADE FOR PAYMENT FOR AREAS REQUIRING SEEDING AND MULCHING [phone]
~ ~ Z OUTSIDE OF THE LIMITS OF CONSTRUCTION. ~ O
~ sEt~ orb 2 1a' _ _ 1z+o0 \ ~ ~ r ~ o \ ~ D6. ALL AREAS DISTURBED DURING CONSTRUCTION NOT SHOWN TO BE PAVED SHALL BE
~ r ~ - \ + 1 _ _ ~ ter- v 13+0 ~ . v ~ - _ _ _ ~ Q PERMANENTLY SEEDED AND MULCHED.
15 ~ ~ _ 1
`P 9~. 111 \ ~ o PROPO&ED \ f' ~ ~ 4 ~ _ ~d0 , , ~ ~ 0.a ~ ~ \ ~ \ \ ~ \ Q ~ i i'~ , _ ~ . i r_ - 0 o u, ~ \ \ f~ `'R~ELI~.EATED ; . \ \ \ ? ~ ' i ' ~ - ~ 6+00 ' ' \ i i \ I--• D7. STABILIZATION MEASURES SHALL BE INITIATED AS SOON AS PRACTICABLE IN PORTIONS OF ~ d c~ ument oria__~i_nally U) THE SITE WHERE CONSTRUCTION ACTIVITIES HAVE TEMPORARILY OR PERMANENTLY CEASED, i,~sued g~i ~galed p~
T b ~ ~ _ _ ~ ~ \ \ ' ~ ~ ~ ~ T~MAS S. S~,.ATER. PE 7+p~ ~ BUT IN NO CASE MORE THAN 14 DAYS AFTER THE CONSTRUCTION ACTIVITY IN THAT PORTION ~
~ F - ^ ~ ~ \ \ \ ~ \ \ - - ~ P~ P. 66 L~ OF 15 ~ \ . \ ~ ~ ~ b ! ~ ~ r ~ -.!.r~ : ~ - - . ~ OF lT-IE SILT: HAS TEMPORARILY OR PERMANENTLY CEASED, UNLESS ACTIVITY IN THAT NC~~gistration No. 011728
~R d - - \ \ ~ \ ~ ~A'R ~'T1,ET ~ \ CLA 5 V RCP\C~ 1.50% \ ~ ~ ~ - - - \ b ? ~ _ , \ \ 1 ~ d" PORI10N OF THE SITE WILL RESUME WITHIN 21 DAYS. 4lLT~MBER 9. 2 08.
W _ ~ ^ \ ~ ~ " - \ \ t t 2 ~ PROP. 1114 LF 24 _ ~ \ \ ~ \ \ ~ \ TEMPORARY \ 19 240 'r~' - Imo. ID~ ~ ~ 5 LL ~B. THE GONTT~ACTOR SNALL USE CLASS 8 PIPE BEDDING FOR T1-IE ENTIRE LENG11-I OF PIPE. c s° e g ertif
~ _ _ _ \ \ I \ SILT FENCE \ t~ 21 1 ~ J THE MATERIAL AND ALL LABOR, TOOLS, EQUIPMENT, ETC. NECESSARY TO COMPLETE lI-fE PIPE ` ' '
~ STA ION 10+71 0 1 \ \ ~ \ r \ BEDDING SHALL BE INCLUDED IN THE UNIT COST FOR THE "15-INCH & 60-INCH DIAMETER
_ _ \ \ \ \ \ \ ~ \ \ N•.6~6502.20/ \ DELINEATED 1 \ \ \'N \ \ \ \ DELINEATED \ S E NOT W2 (~'`j RCP, CLASS V, O-RING" ITEM OF WORK (SEE DETAIL SHEET 4).
_ - \ -w _ _ ~ \ \ \ \ E 9449992 WETLAND / ' e i ~ ti........, ~ - r ~I ~ \ \ \ \ \ TOP OF / . 1 \ DEl.IN ATED i ~ ~ D9. THE STREAM HAS EXISTING SILT FENCE OFFSET 30 FEET t FROM THE STREAM CENTERLINE
\ o \ \ / BANK TYP. \ J i \ \ \ ~ - I / 16 I , PERENNIAL ~ W WHICH SHALL REMAIN IN PLACE. IN AREAS WHERE THE PROPOSED SILT FENCE FOR THE
T\~,~' \ \ \ \ \ PROP. HEADWA.,L,~-- - ~ / , \ ~ ~ 1 ~ W STORM DRAIN PIPE IS LOCATED TO TT-{E WEST OF THE EXISTING SILT FENCE, 11-IE CONTRACTOR o ~
> _ - . \ \ \ \ ,~I ='2098; 5~"' /n~ _ r r \ = SHALL REMOVE 1T•IE EXISTING SILT FENCE. THIS COST SHALL BE INCLUDED IN THE UNIT COST ~ ~ ~
1 FOR TT-!E "TEMPORARY SILT FENCE°' ITEM OF WORK. a o ~
D10. THE CONII~ACTOR SHALLINSTALL APIPE OUTLET GUARD WITH A LOCKABLE ACCESS DOOR
~ LLJ SECURELY ATTACHED TO THE ENDWALL FACE (SEE DETAIL, SHEET 4). 1T-iIS COST SHALL BE z
\ \ \ \ ~\~P~;1r)aIQN F9R..15 ..P.1d'E I - _ ______________J - r z INCLUDED IN THE UNIT COST FOR THE "CONCRETE ENDWALL SECTION, SINGLE 60-INCH ~
\ \ \ \ \ 1 \ \ \ ° \ .s ~ / ~ 110 i- - _ _ v.. - ~ J DIAMETER PIPE" ITEM OF WORK. ALSO, THE CURTAIN WALL AT THE FRONT OF THE ~
` = HEADWALL APRON SHALL BE EXTENDED TO THE BOTTOM OF THE PROPOSED RIP RAP APRON °
\ \ \ \ \ \ \ \ \ \ ~ \ ~ ~ \ \ \ \ / / 'ti .-r r ......ice \ ` 1 _ (3 FOOT DEPTH). THIS COST SHALL BE INCLUDED IN THE UNIT COST FOR THE "CONCRETE a ` _ ENDWALL 5ECITON, SINGLE 60-INCH DIAMETER PIPE" ITEM OF WORK. ~ a-
\ \ \ ~ ~ \ \ / / / 120 _ - - - _ Q ~~uy
~ WETLAND NOTES: ° z F
~M~d~
` W1. THE CONTRACTOR SHALL COMPLETE THE PIPE 1NSTALLAl10N WITHOUT ENCROACHING WIII~IIN v ~ ~ N
- \ \ \ \ \ \ \ / , , .2130 ~ ~ . _ _ THE DELINEATED WETLANDS OR STREAMS SHOWN ON THE PLAN. THE BOUNDARY RELAITNG ~ ~ ~ o ~ TO THE STREAMS SHALL BE THE DELINEATED TOP OF BANK. ,~j °
1- _ W2. THE COORDINATES NOTED IN TABLE ON SHEET 3 ARE TO REPRESENT APPROXIMATE °v ~
e _ TOP--OF-BANK LOCAITONS. THE CONTRACTOR SHALL NOT DISTURB ANY AREAS UN11L Dr ce o
\ \ \ \ \ / , / / 2140 _ ~ ~ ~ _ ~ ~ \ ~ ~ 1 ` ` WETLAND STREAM LIMITS HAVE BEEN IDENTIFIED AND FLAGGED. ALL GRADING OR OTHER a~'. a ~ CONSTRUCTION ACTIVITIES SHALL REMAIN CLEAR OF ALL DELINEATED WETLAND AREAS. z z ~
o°~
_ _ W3. THE CONI1~ACTOR SHALL BE RESPONSIBLE FOR ANY FINES OR OTHER REPERCUSSIONS N ~ ~
50 . 0 - 50 100 I 1 \ / / - ~ - ~ { ' . RESULTING FROM ENCROACHMENT WITHIN lI-(E DELINEATED AREAS. w w a
O
SCALE: 1 - 50 \ \ ~ / \ \ , , ~ GENERAL NOTES: ~ z
t 1 \ \ w G1. EXISTING CONTOURS WERE TAKEN FROM AERIAL PHOTOGRAMMETRY PROVIDED BY THE ~
9+00 10 00 11+00 12 00 13 00 14 00 15+DO 16+00 17 00 1' 7 00 17+50 ASHEViLLE REGIONAL AIRPORT AND SPOT CHECKED BY W.K. DICKSON. CONTRACTOR IS 2120 ~ RESPONSIBLE TO VERIFY EXISTING CONDITIONS AND ELEVATIONS PRIOR TO STARTING ANY
212 WORK.
LEGEND
to G] J N t°1'j
EXISTING PRaPOSED
U ~ p~ e- c- WQQ + 7'
2 zdN ~ rte/
O z II II ----73a---- 10-FOOT CONTOUR 730 ~ ~
H UWp- 'i - - -~26- _ , 2-FOOT CONTOUR 726
211 ~ 0 -2110
~ SPOT ELEVATION X ?16.95 ~
t~ ~ w PROP. 60 ~ CLAS 18~RCPy ~ STORM DRAINAGE PIPE 'f ~ ~
o PROP. JUNC ION B X V RC 2. 5% 65~~ ~
z~- V 10 4 ~ ' o TOPEE. 2 06 r ~ DROP INLET or CATCH BASIN
INV iN PR 0°' = 2093.18 _ r ' r
INV 0 T (PR 60") = 20 3.03 JUNCTION BOX ~ w
INV 0 T (PR 15) 209 .78 .r ~ GROUN ~ ,
® FLARED END SECTION ~
i ~ ~ ~
210 2100 ~ HEADWALL/ENDWALL ~
. ~ ~ ~ RiP RAP
EN WALL (NCD T , / S .133 .27 0 --J
ST . 63 .80) ~ ~ N/A SILT FENCE ~ o
I I ~ O N/A SILT FENCE W/ o-~f--a F~
r - STONE OUTLETS
\ .r II - Q Q N/A LIMITS OF DISTURBANCE
ROP. IP R / I--
IRON EE ~ ~ - - CREEK ar POND N/A
ET SHEET PROP. 66 L OF
\ r / 15"4~ LASS V RCP RIVER or LAKE N/A 2090
209 1.5 % - .-,1,-'. ~ ~ i~_~ I 3 n BENCHMARK N/A
1 SC LE: 1 = 5 HO IZ. PROJECT MANAGER DRAWING SCALE
~ 5 0 5 10 - --u--x--x- FENCE --3E-•-~--° cRS As swo~v
PRO . 60 CLA 5 - , DE5iGNJg2AWN BY PROJECT DATE
V R P ~ .65% S LE: 1 = VER . ~ ~ TREE PRS Nov. 2007 APPROVED BY PROJECT NUMBER
7+00 17+50 ~r'v'~~?""~M TREE LINE .rv~v~,~,. nLE NAME 'D2~2.oo.cL
00 10+00 11+00 12+00 13+00 14+00 15+00 > 16+00 17+00 1 w W 70272000L_gdec.dwg
X ~ ® sHRU6 ~
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d' N d? O to fA Iv M N N d' a' t7 N r 17 to O tP) ~ d' d' U] tq ~ r ro M O N Nj r- P- ~ rM Ni d' tPt r ~ fSi p N M d' Y ~ tC1 ~ tp r ~ ~ tt9 ~ ~ 00 Oi ~ M d' o N n SHRUB LINE or HEDGE ~i ~ ~
p~ ps pp O O W Of ~ O O Os O O O O O O O O O O O O O O O O O O O ~ c- O Q O O O C~ Q O O ® r r r ~ o r r ~ N N N N N N
N N N N N N N N N N N N N N N N N N N N N N N t~! N N N N N N
f I ) ' ~L~l- I I I ~ - NOTE: LEGEND APPLIES TO BOTH GRADING, DRAINAGE AND EROSION CONTROL PLAN SHEETS.
CONSTRUCTION - 09/®4/0~ 'b

/ 1 A ....rw_.
, ,
I 1 I ( I / _
~~a 1 I 1 I ~ A _ i ''i x ~{A1"ION z~a I I I f _ I r i t x-''~ ~ NERAL A x---~-x--- SCI~EDUL~ OF WORK NOTES• ~ ~s
1 I I I I ! \ ~ I x_......x S1. THE WORK IS DIVIDED INTO TWO SCHEDULES -BASE BID AND ADDITIVE BID. AWARD OF THE '
n~o~ ` 1 I L x x ~ ~ i BID SCHEDULES IS PARTIALLY DEPENDENT ON RECEIPT OF A PERMIT TO DISTURB THE ~
~ ~ \ \ \ 1 } 1 ~ ~ / STAGING AREA / / / ` + ~ . DELINEATED STREAMS/WETLANDS LOCATED AT THE SITE. THE ADDITIVE BID INCLUDES A
POTENTIAL SECOND MOBILIZATION ITEM IN CASE A PERMIT IS NOT RECEIVED BY THE TIME THE ~ F~~C~!®BoI,~L. A9FiiPC)R-~-
BASE BID PORTION OF THE WORK IS COMPLETED AND THE CONTRACTOR IS READY TO DE-MOBILIZE FROM THE SITE.
~17IR 1 ~L DRIVE, ~t/!I~'E ~ S2. FOR THE BASE BlD, THE CONTRACTOR SHALL TERMINATE THE UPSTREAM END OF THE ~ ~
\ ~ ~ ~ _ _ / a / ~ ~(1 ~ PROJECT 6p-INCH RCP AT STATION 12+24 AS SHOWN ON THE PLAN. THE ADDITIVE BID WILL CONSIST gE~E~ ~ oZ OF THE REMAINING 48 LF OF 60-INCH RCP AND JUNCTION BOX CONNECTING 111E 60-INCH
. \ ~ \ ~ ~ ~ ~ + / / ACCESS RCP WITH THE EXISTING 54-INCH RCP AND THE RIP RAP OUTLET PROTECTION AT THE
v o v ~ v x 1 I ~ ~ ll/ DOWNSTREAM (ENDWALL) END OF THE PIPE. ~
~~w o \ \ \ 1 P P 2 5 11 / / \ 'f
~ ~ \ ~ / OSED I} \ \ \ \ ~ \ \ ( I S3. 1F THE ADDITIVE BID IS NOT AWARDED, THE CONTRACTOR SHALL INSTALL A TEMPORARY END ~ ~ , ~
~ . ® I i Ft SILT~ENCE ~ wa a r- ~ G / 11 / OF PIPE COVER (SEE DETAIL, SHEET 4) AT THE UPSTREAM, OPEN END OF PIPE, TWIS COST r r SHALL BE INCLUDED IN THE UNIT COST FOR THE "60-INCH DIAMETER RCP, CLASS V, community infrastructure consultants
Nw I ~ \ ~ ~ WORKSiTE _ 1 ~ / w~ ~ ~ ~ \ \ \ I / SSG NG AREA / 1 0-RING" ITEM OF WORK.
I ~ ACCESS it _ _ _ 616 COLONNADE DRIVE
~ ~ O \ ~ \ \ \ \ \ ROUTE ~ 1 ~ / li r CHARLOTTE, NC 29206
~o~Q I-- \ \ \ / 11 [phone]
\ \ - \ \ L / 1 II 1 1 <C \ 1 ~ , \ _ _ \ _
~ U} o I / 1 / I WETLANDS/STREAM TOP OF BANK COORDINATES
~ ~ PRO,P. ?B N NCTION / ~ T MP RA _ ~ t~ 0 RY II (
~-1.~ ~ ~ e XI >9,1 0 N CTED / / C NSTRUC110N / ~ d- ~ ~ t ~FZ~ ~ ~ ? ~ T ~XISTI 5 RCP / x ENTRANCE / Point ~ Northing Eosting Point # Northing Fasting ~ ~scament or .nali~
'S @ ~ 1 636655.7494 945070.0874 20 635934.0065 945126.9323 NC Req~tration No. 011728
O 1 1 \ / s / / / \ / ~ ~ ` PR P. 48 L~ 11 / 2 636641.0141 945022.7937 21 635930.3729 945138.8040 °n SEPTEMBER 1 008 7h~~d~~e
0 CAS 1~\ / / / II / / ~I TURBANCE ~ \ \ 1 / x / ~ 1 3 636603.4725 945019.1243 22 635907.0776 945143.2526 ~ ~ ° ~ ~
~ \ I I \ / 1 ( EXISTING ASPHALT/ 3 ~ 1 1 DD TIV B) II / ~ X ~ ~ \ I I ( \ / AIRCRAFT RAMP / 4 636607.2$96 944989.2593 23 635912.0171 945164.2471
~ ~ PROP. ~b03 LF V 1 1 I / 5 636549.4326 944967.0922 24 635893.7901 945174.4368
W 60 ~ CLAS5 V` \ \T MIA 6 ~ , ( I I ` /
_ ~ RCP @ 2.657 \ \ ~C S 1+24 ( ( ( _ _ ( II / 6 636509.8995 944978.2532 25 635861.1839 945175.9129
oho 7 636486.2489 944987.4602 26 635835.7125 945161.7232 ~ ~ ~
W ~ ~.~.v ~ 1900 ~ ~ N T SQ ~ ~ / ~ ~ ~ i / ~ ~NXa
rn~r 8 636439.9387 945006.6493 27 635825.2955 945160.3468 1 ° oo.-
,J 2 ~ ' ~ ~ ~ } I 11
9 636418.5830 945000.0506 28 635823.1582 945172.5722
DELINEATED / ~ ~ - , _ - , . ; +5O II II / ~ TOP OF 34 ~ ~ - _ / 1 q 636385.5518 944991.1521 29 635774.6626 945190.9183
33 x II / I- \ I SANK, TYP. EE NOTE w2 ~ ~ ~ i
\ I ~ II / Q I I II \ 30 31 / ~ I } 1 / / 11 636372.7589 945012.4389 30 635714.1371 945168.6294
35 /f ~ I I x ` II II / 12 636342.5066 945021.4680 31 635677.6688 945178.1206 a
\ / ~ ~ II / / ~ i PIl ~5 4 6 I I
1 SEE/NOTE W2 PR .1114 LF } d°~I II / / II DELINEATED X45, 6 4 I ( REMOVE >~fSTING / T PORARY 1 ~ I I ( / / II o cn 13 636324.1916 945018.0369 32 635668.1454 945201.6141 ~ ~
1 ~ PERENNIAL I I ENDWALL \ S T FENCE / } I } I o / / / / o STREAM I f I Ix ~ ~Q 14 636272.7185 945020.5850 33 635625.0589 945211.9098 ~ ~ N ~
3 } a ADDITIVE BID / / ~ I l 1 1 1 O ~ / II
/ / N / I I ~ / / / I I i i I ~ ~ / / 15 636242,2567 945024.5432 34 635611.7621 945223.0218 ~ ~ ° ~
~ / DELINEATED 1 I I ! X ~ ~ / r _ / II / I I i I I / z i~ ? .-r s UNIMPORTANT ~ I } ! I ~ \ ( II 16 636061,2130 945056.8460 35 635527.4506 945226.0615 ~
~ / / / I I } II N ~ \ ~ 1NTERMITTENT~ I I ( x \ / ~ II
° STREAM / ( i I I W / 17 636014.1624 945111.5821 36 635510.9935 945232.5039 w w z ~ a.
. _ - , ~ / III I I ~ ~ 5D ~ 0 50 100 I} 18 635995.2024 945150.1228 37 635481.0432 945265.1816 0 o p
.r- -
- ~ _ - ^ \ 1 ( ! ( I I ~ I CAS ~ - 19 635952.7626 945141.6172 38 635439.9476 945290.8966 > > 4
ilI ~~°a
1 ~+50 1 s ao 19+00 20 00 21 +OO 22 DO 22+50 0
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~ PROP JUN TION °
/ ,~..a.-x~--a--x~-- ACCESS BOX ONNE TED 0 SS , ~ 4 1 m ~
ROUTE ~-~...m. d STAGING J
(ADDI IVE B D) AREA ~ / PROJECT ° ~,J ~ i M ~ ~ ~
~ / AREA e~
213 R 2130 _ _ _ (J`~ POP. 60 ~ m ®Q -
CLAS V RC / a -
W @ 2.6 7 ' r r~ a d °~aB 3 ^ ~ l ~I H ~
z (ADDI IVE BI) o - /
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PROP 60 ~ CLA5 I s ~ 1
.55~ I
2 ~ / ~ o r / ~ a
212 ~ 2120
s '"w r / r !r / e~ o
f PRO .JUN 110N OX
(ADD TlVE ID) a=a

INV I EX 54" 2121 24 t )
INV UT (P 60" = 21 1.04 r BM 1®
r- , - _ _ EXISTING
BENCHMARK, ~ TYP. PR°~°T ~oA"ACS DRAwIN° SCAIE
211 EXIST?N _ 2110 GRDUN
i OESIGN/DRA~V BY PROJECT DATE
5C LE; 1 = VER . -y^~"~~~~~~x \ GRB AS SHOWN PRS NOV. 2007
VICINITY M A~ APPR°~
17+50 18+00 19+00 20 00 21 +00 > 22 00 22+50 w J GRB 70272AO.CL BENCH G.S. COORDINATES ELEVATION n~ "~"E
W 500 0 0 500 1000 MARK MONUMENT {FEET) 70272000L_gdec.dwg
W ' ~ ID NAME N E
r~ c~ ~ r; ~ ~ o o a~ o N ~ ca N w a o ~ ,o o SCALE. IA ~9 1n aD c0 P ~ (0 r ~ N M tfi tfi M OD d' w uj SCALE: 1 = 500'
N N N N N M d' c} N N tV N N N N CV N tV cV N N N N N N N L~ N 1 "ARP '2° AVL~ 631,521.396 945,316.360 2,137.267 2 "AIR" 632,367.988 946,529.243 2,145.630
N 3 "ASHAIR" 632,360.372 946,602.610 2,146.49[
4 "AIRPORT" 632,770.262 946,771.685 2,159.60c~
~ISTRUCTIO~ - 09/04/08
i i

q
~ d COMPACTED 60" DIA, ENDWALL OPENING (APPROX.) , .
F1LL Y2°' STAINLESS STEEL Y2" DIA, STAINLESS 4
COMPACTED 7 MIN. NUT AND LOCK STEEL, THREADED ROD F
FILL s- I ~ ~ 6" 6" 6"' 6'° 6" 6" 6" 6" 6" 6" WASHER TO SECURE PRE-CAST OR EPOXIED
~ ~ ~ ALUMINUM GUARD INTO ENDWALL FACE ' °
4 ~ Fi~(~I®IV~lL AIP€PC~R"C
~pp.0 ..a . EXISTING 0 @p~1F-
W - - GROUND p\~F\~-\- ~ ~ ~ ~
g ® R . e ® ~ a • • ~ . • ® ~ ~ 'SEMI ~L BCE, Si! 9 ~ io I ~ETCiSE,iN.273~
O
° Ba 0' ~
aZO 60" RCP sp.
~ . ,~s~ ENDWALL FACE
~ a u1 I E i
~W ~Z~W 4 4 D ~ ~ I ~ L1 ~ ~ ~ _ ~
aw ~ PROVIDE FILTER FABRIC 9' 9•. TYP. ' ' I community infrastructure consultants
wW > UNDER AGGREGATE •>a . ~~N~ ro ACCESS DOOR x
R Q.. ~ 6 MIN. • 'Q.. ~ 3° 3' . a ~ O ~ 696 COLONNADE ORlVE
-}O N tal „ „ 1Yz"x1Yz"xYs" • ( HIN ED ' . ~ ' ~ I FLOW cHnR~orTE, NC 29205 [phone]
v~~W BEDDING 2 - 3 • zo$Q ALUMINUM ANGLE ® D OR ~ .'.o c° Q
.N COARSE AGGREGATE r v o `\`2.
P Y ICAL PROPERTIES 'q.: ' ~-w ~\N• . AGGREGATE SIZE -USE 2-3 INCH WASHED STONE. q. I
~]~J • a~ DIMENSIONS OF GRAVEL PAD -
~~N~ 3I4' X ~~4" ALUM. • • o THICKNESS: B INCHES MINIMUM ~ ~ I ~ ~ ~ 4 ,
x`" PIPE INSTALLATION DETAIL WIDTH: 12-FT MINIMUM OR FULL WIDTH AT ALL POINTS OF THE VEHICULAR BARS SPACED AS ' ;e 3F~~ , . , : ' Ty01uj~4 S. SLATER.. PE
ENTRANCE AND EXIT AREA, WHICHEVER IS GREATER SHOWN (APPROX.) NOT TO SCALE _ ~ • ~ . . • ~ I ~ 13~gi~tration ~,o. 011728
~ LENGTH: 50 FT MINIMUM ' a~:~w ' • . ~ c• .m . ~ ~ ~ ( ~~E ed a B~R 19..20n8.
• ~
-~Na CONSTRUCTION SPECIFICATIONS ~ • ~ x ~ : a. 1. CLEAR THE ENTRANCE AND EXIT AREA OF ALL VEGETATION, ROOTS LOCKABLE CLASP
° NORTHING AND T A RIAL AND PROPERLY GRADE iT. T AND OTHER OBJEC IONABLE M TE (LOCK FURNISHED
FASTING TO CEN ER PIPE END 2. PLACE THE GRAVEL TO THE SPECIFIC GRADE AND DIMEN510NS SHOWN BY OTHERS} 2" x 2' OF T A S 00 IT. 2" x 2'° x ~'e" ALUMINUM ANGLE WITH (16) his" 3" MIN.
ON HE PLANS ND M TH DIAMETI DIAMETER HOLES (AS SHOWN) FOR ATTACHING
NOTESe 3. PROVIDE DRAINAGE TO CARRY WATER TO A SEDIMENT TRAP OR OTHER GUARD 1. La IS THE LENGTH OF THE RIPRAP SUITABLE OUTLET. K GUARD TO THE OUTSIDE FACE OF THE
APRON< PROPO PROPOSED CONCRETE ENDWALL
A A 2. d = 1.5 11MES THE MAXIMUM MAINTENANCE FRONT VIEW SIDE VIEW ~ +-acva
STONE DIAMETER BUT NOT LESS MAINTAIN THE GRAVEL PAD IN A CONDITION TO PREVENT MUD OR SEDIMENT NOT TO SCALE NOT TO SCALE ~ ° oa.=
3a~ W THAN 6" FROM LEAVING THE CONSTRUCTION SITE. THIS MAY REQUIRE PERIODIC
3. IN A WELL DEFINED CHANNEL EX- TOPDRESSING WITH 2-INCH STONE. IMMEDIATELY REMOVE ALL OBJECTIONABLE
TEND THE APRON UP THE CHANNEL MATERIALS SPILLED, WASHED, OR TRACKED ONTO PUBLIC ROADWAYS. P I F PIPE OUTLET GUARD FOR 60" CONCRETE ENDWALL a
BANKS TO AN ELEVATION OF 6'~ ABOVE THE MAXIMUM TAILWATER TEMPORARY GRAVEL CONSTRUCTION ENTRANCE NOT TO SCALE
PLAN DEPTH OR TO THE TOP OF THE
BANK, WHICHEVER ES LESS. NOT TO SCALE 9,~0„ 8,-O,a
La 4. A FILTER BLANKET OR FILTER ~
FABRIC SHOULD BE INSTALLED 6'-O°' - BETWEEN THE RIPRAP AND SOIL #8 ,9~ 12" ~8 C~ 12" o. ~ ~ O.C. (TYP.) O.C. (TYP.) a ~
FOUNDAilON. STEEL POST 4r-od ~r a- ~aa.-cn ~8 ~ 12" #8 ~ 12" w ~ -
- bb~dl~ffiN~II~II~~I WIRE MESH ~ O.C. (TYP,) O,G. (TYP.) ~ ~ a Q
I~~tl II II III Baia T~~II 'I~ I I N I IN~~~II I ~ ~ ~118~NIJN~it~ -®--e-~---~-- -~-~-m-- ~ o Q
~I mll a,~iil ®-NO~~N~IO~N~IIa FILTER FABRIC Iii -II II BN~I~`$II6~IN A-~lil~ll@~1~~11~119 n ~r
_ir~wpl"~4~N II&~IIBJI~~NI~ 12 FILTER BLANKET g~OPE - - - - 74° 1°° BUTYL MASTIC ~ , ~ ~ O.C. (TYP.) a r
sECTION A-A ~ ~ Z v F'~~ p ~ ROPE SEALER, TYP. #7 ~ 12 r ~ W ~ ~
IF O.C, (TYP.) a a_ Z
~ - -y ~ s om ~ I'' EXISTING i 0 I ® II- GROUND ~ ~ _ ~ J ~
I ._I LINE ~ ~ i $ ..._1~_ s C1 I ~ ~7 12'° ~ I o o in in W
CONSTRUCTION SPECIFICATIONS a d O I o O.C. (TYP.) I ii II I WWf~
AT S B RADE FOR THE FILTER AND RIPRAP FOLLOWS Y~~ ~ ~ ~ 1, ENSURE TH THE U G P 1 INL~T GROUT FROM RCP ~ ~ Q
THE RE UIRED LINES AND GRADES SHOWN IN THE PLAN. COMPACT ANY Q 6~0 RCP INVERT TO f OUTLE ~ N ~ °z ~8 DOWELS I INVERT >
FILL REQUIRED IN THE SUBGRADE TO THE DENSITY OF THE SURROUNDING ANCHOR FABRIC AS SHOWN AND i UNDISTURBED MATERIAL. LOW AREAS IN THE SUBGRADE ON UNDISTURBED 4 12'° (TYP.) I I a
M Y A OBE FILLED BY INCREASING THE RIPRAP THICKNESS. COMPACT BACKFILL ABOVE IT SOIL A LS SLOPE
THE RIPRAP AND GRAVEL F1LTER MUST CONFORM TO THE SPECIFIED S CTION - - - - EXIST.
~ GRADING LIMITS SHOWN ON THE PLANS. 54" RCP b d
T CLOTH WHEN USED MUST MEET DESIGN REQUIREMENTS AND BE = PROP. .9,..m._ ~.Eti.,a ~mm
3. FlL ER 8 MAX. STANDARD STRENGTH FABRIC WITH tMRE FENCE 60" RCP PROPERLY PROTECTED FROM PUNCHING OR TEARING DURING INSTALLATION. 6' MAX. EXTRA SIRENG1Ii FABRIC WITHQUT WERE FENCE ~8 ®12" ~8 ®12'° ~8 ~ 12" #8 ~ 12"
REPAIR ANY DAMAGE BY REMOVING THE RIPRAP AND PLACING ANOTHER ~ 0 O.C. (TYP.) O.C. (fiYP.) O.C. (TYP.) O.C. (TYP.)
PIECE OF FILTER CLOTH OVER THE DAMAGED AREA. ALL CONNECTING JOINTS SHOULD OVERLAP A MINIMUM OF i FT. IF THE DAMAGE IS EXTENSIVE, ANCHOR FABRIC TO WIRE SEE NOTES REGARDING PLAN SECTION A-A SECTION B-~ pp
REPLACE THE ENTIRE FILTER CLOTFI. MESH WITH PLASTIC 11ES MESH AND FABRIC MIDWAY BETWEEN POSTS ATTACHMENT TO POSTS
4. RIPRAP MAY BE PLACED BY EQUIPMENT, CARE SHOULD BE TAKEN TO NOTES: ~ I°~
AVOID DAMAG{NG THE FITTER FABRIC. 1. STRUCTURE BASE, WALLS AND TOP TO BE TOP TO BE 12" THICK WITH MIN. 2" CLEAR FOR ALL REINFORCEMENT.
2. STRUCTURE MAY BE PRE-CAST OR CAST- S. THE MINIMUM THICKNESS OF THE RIPRAP SHOULD BE 1.5 TIMES THE ~T OR CAST-IN-PLACE. USE MIN, 4,000 PSI CONCRETE. ~
AXIMUM STONE DIAMETER. 3. CONTRACTOR MAY SUBMIT SEALED SHOP C M ALED SHOP DRAWINGS FOR ALTERNATE DESIGN. ~ ~ J
6. RIPRAP MAY BE FIELD STONE OR ROUGH QUARRY STONE. IT SHOULD ~ L ~ ~ D ~ U N
BE HARD, ANGULAR, HIGHLY WEATHER-RESISTANT AND WELL GRADED. 3 JD JUNCTION BOX A
NOT 7. CONSTRUGT THE APRON GRADE A5 SHOWN ON PLAN WITH NO OVERFALL ~ ~ ~ ~ ~ NOT TO SCALE U
AT THE END. MAKE THE TOP OF THE RIPRAP AT THE DOWNSTREAM END / /f / / ~e// / / .~1~ • r F~°~~ ~
LEVEL WITH THE RECEIVING AREA OR SLIGHTLY BELOW IT. MAX. WIRE FILTER FABRIC o w~ ~
S. ENSURE THAT THE APRON IS PROPERLY ALIGNED WITH THE RECEIVING FABRIC MESH (SEE NOTE 2) .N 6 -0 ~8 Q 12" ~8 @ 12" ® Z
STREAM AND PREFERABLY STRAIGHT 1TiROUGHOUT ITS LENGTH. IF A CURVE OPENING SIZE ~ O,C. {TYP.) O.C. (TYP.) ~i
I ON PLACE IT IN THE UPPER SEC110N OF = 36 5Q. IN. 4,-a» IS NEEDED TO FIT SITE COND TI S, THE APRON. ~
ELEVATION O.C. {TYP.) O.C. (TYP.) w
9. IMMEDIATELY AFTER CONSTRUCTION, STABILIZE ALL DISTURBED AREAS WITH VEGETATION. MAINTENANCE INSPECT RIPRAP OUTLET STRUCTURES AFTER --d---~--~- -~--o--~- m ~7 ~ 12" Q
HEAVY RAINS TO SEE IF ANY EROSION AROUNp OR BELOW THE RIPRAP HAS NOTES: 12" 1" BUTYL MASTIC j O.C. (TYP.)
TAKEN PLACE OR IF STONES HAVE BEEN DISLODGED. IMMEDIATELY MAKE ALL NEEDED REPAIRS TO PREVENT FURTHER DAMAGE. 1. SEDIMENT ACCUMULA110N5 SHALL BE REMOVED WHEN THE DEPOSITS 90° ROPE SEALER, TYP. #7 ®12"
REACH APPROXIMATELY HALF THE HEIGHT OF THE FABRIC. SHOULD THE LOCATION POINT FILTER FABRIC COLLAPSE, 1EAR, DECOMPOSE, DETERIORATE OR BECOME - O.C. (TYP.)
INEFFECTIVE, IT SHALL BE REPLACED IMMEDIATELY. (SEE PLA }
2. USE A SYNTHETIC FILTER FABRIC OF AT LEAST 95~ BY WEIGHT OF kk m 41 0 I
TION POLYOLEFINS oR POLYESTER CONFORMING TO ASTM D 6 6 AND SH ULD . RIP RAP OUTLET PROTEC Iv R o 0 0 j CONTAIN ULTRAVIOLET RAY INHIBITORS AND STABILIZERS TO P OVIDE A I ~ ~ ~7 ®12" RCP (RCP 60" RCP O.C. (TYP.) OUTLET I INLET
NOT TO SCALE MINIMUM OF 6 MONTHS EXPECTED USABLE CONSTRUCTION LIFE AT A I I I ~ I I
TEMPERATURE RANGE OF 0° F TO 102° F. ~ ~ ~ 3. FOR REINFORCEMENT OF STANDARD STRENGTH FILTER FABRIC, USE MIN.
14 GAUGE WIRE FENCE WITH MAX. MESH SPACING OF 6 INCHES. 80` OUTLET PIPE Riprap RIPRAP La W 4. IF EXTRA STRENGTH FABRIC IS UTILIZED (ASTluI D 4649), WIRE MESH iS ~ ~ - ROUT 3% ~8 DOWELS I I
N0. SIZE (IN) Class DEPTH (IN} (FT) (FT) OP110NAL. SLOPE TO 12" (TYP.) 15" RCP INVERT I OUTLET
60" Pipe 60" 2 36" 46' 61' 5. POSTS SHALL BE 1.33 LB/LF STEEL WITH MIN. LENGTH OF 5 FEET AND - -
15" Pipe 15" B 18" 16' 17.25' PROJECTIONS TO FACILITATE FASTENING THE FABRIC. ~ 7~" j/- 6. ATTACH WIRE MESH TO POST 4MTH MIN. 4 IMRE OR PLASTIC TIES. 15 RCP :.ds.J., •,:.~.••..9r OUTLET F d
7. ATTACH FILTER FABRIC TO EAGH POST WITH MIN. 3 WIRE OR PLASTIC 11ES PROP. ° •x.: • d .~._.,g PRpJECT MAPIAGER pRAVONC SCALE
PROP. a WITHIN THE TOP 6 INCHES OF THE FABRIC. ~ 60 = 7^~ S. CONSTRUCT FILLER FABRIC FROM A CONTINUOUS ROLL CUT TO THE 6D RCP 60" RCP ~ a o GR6 AS SHOWN
„ _ 2 MIN COVER LENGTH OF 1TiE BARRIER TO AVOID JOINTS. WHEN JOINTS ARE ~ #8 ®12" ~8 ~ 12" ~8 ®12" ~8 12" DE9GN/DRAM~I BYBY PRO~cT DATE
15 - 2 BY OTHERS NECESSARY SECURELY FASTEN THE FILTER FABRIC ONLY TO A SUPPORT PROP. l } s ,a O.C. (TYP.) O.C. (TYP.) O.C. (TYP.) O.C, (TYP.) PRS Nov. 2007 APPROVED BY PRD,ECT NUMBER
• POST WITH 4 FEET MIN. OVERLAP 70 THE NEXT POST. 15 RCP 136` COMPACTED BACKFILL „ - 9. REMOVE ALL FENCING MATER?ALS AND UNSTABLE SEDIMENT DEPOSITS AND PLAN SECTION A-A cRB 70272.oo.c~
60 RCP - 113 MIN. BRING AREA TO GRADE AND STABILIZE IT AFTER THE CONITT!IBUITNG SEC t ION D"C7 FllE NAME 7027200_detl.dwg
" - DRAINAGE AREA HAS BEEN PROPERLY STABILIZED. NOTES: 60" & 15 RCP - 4.5 MIN. 1. STRUCTURE BASE WALLS AND TOP 0 S AND TOP TO BE 12" THICK WITH MIN. 2" CLEAR FOR ALL REINFORCEMENT.
WASHED STONE BACKFiLt „ 15 6 MIN. 2. STRUCTURE MAY BE PRE-CAST OR I E-CAST OR CAST•-IN-PLACE. USE MIN. 4,000 PSI CONCRETE.
TEMPORARY SILT FENCE 3. CONTRACTOR MAY SUBMIT SEALED S 91T SEALED SHOP DRAWINGS FOR ALTERNATE DESIGN.
NOT TO SCALE
BLEN® ~uNl 3 ~D JUNCTION BOX (B)
NOT NOT TO SCALE
CIR LAR PIPE TRENCH BEDQING CLASS B CU
NOT TO SCALE o~sTRUCTio~ - o~/0~-/08