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N TOWN OF PITTSBORO
PARCEL NO. D.B. 391, P. 43
9741-56-6755.000
COUNTY OF CHATHAM
BOARD OF EDUCATION
D.B. 514s P. 163
P.B. 3 8, P. 13
DATE: 7-18-07
DRAWN BY: JPP
CHECKED BY: RLJ
AOTICE: NOTE: I
CONSTRUCTION SITE SAFETY IS THE SOLE RESPONSIBILITY THE LOCATIONS OF EXISTING UNDERGROUND UTILITIES ARE SHOWN IN AN 0 20 40
NEITHER THE OWNER NOR THE APPROXIMATE WAY ONLY AS DISCLOSED BY AVAILABLE UTILITY COMPANY
ENGINEER SHALL BE EXPECTED TO ASSUME ANY OT BEEN INDEPENDENTLY VERIFIED BY THE FBK:
RESPONSIBILITY FOR SAFETY OF THE WORK, OF PERSONS COMPANY. NO GUARANTEE IS EITHER EXPRESSED OR IMPLIED AS TO CHF:AT
ENGAGED IN THE WORK, OF ANY NEARBY STRUCTURES, OR THE COMPLETENESS OF. THE CONTRACTOR SHALL
NS. DETERMINE THE EXACT LOCATION OF ALL EXISTING UTILITIES BEFORE SCALE HOR 1 40 FT.
COMMENCING WORK, AND AGREES TO BE FULLY RESPONSIBLE FOR ANY VER 1 -- FT. 1 07-501
AND ALL DAMAGES WHICH MIGHT BE OCCASIONED BY THE
CONTRACTOR'S FAILURE TO EXACTLY LOCATE AND PRESERVE ANY AND
ALL UNDERGROUND UTILITIES. THE CONTRACTOR SHALL NOTIFY THE
DESIGN ENGINEER IMMEDIATELY IF A CONFLICT IS APPARENT.
FOR INFORMATION PROGRESS DRAWING DO NOT USE FOR CONSTRUCTION CHA THA M COUNTY L A W ENFORCEMENT CENTER
PURPOSES ONLY: diiiiiiiiiiiiiiii PARKING LOT MODIFICATIONS AND EXPANSION
SURVEY INFORMATION Engineers
Planners
ivers Surveyors [EXISTING CONDITIONS
BY ANC ENGINEERING, &Associates,Inc. Lic. No. F-0334
INC. DATED 7-18-07 Since 1918 CEN TER TO WNSHIP, CHA THA Y COUN TY NOR TH CA ROL INA
107 East Second Street 6131 Falls of Neuse Road,Suite 300
Greenville,NC 27858 (252)752-4135 Raleigh,NC 27609 (919)848-3347
m m H. SCALE V. SCALE PROJECT NO. SHEET
SURVEY NIA DRAFT NIA DESIGN NIA CHECK NIA 40 NIA Colo
WM
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~ s - W M _1~,~, - BUILDING DEMOLITION NOTES: ES:
~o . _ ~ _
- 1) CONTRACTOR SHALL OBTAI - - SURVEY REPORT DATED A ~ 1 ~ TO DEMOLITION. OBTAIN ASBESTOS
.D APRIL 17, 2008 PRIOR
i ~
MILL ASPHALT 4 WIDE X 1 ~ ~ 2) CONTRACTOR SHALL REMO ~ ' ASBESTOS MATERIALS ACC - - _ - AND FEDERAL REGULATION 1
............:.::'::~::::::;:...:.:::iiii:.:..:::.:..:... DEEP ,fFN~;~;.,tt:ti.:.:...:..y:::....: ,/,a,t,xr;>:•iii:.a2%t3;; <,{;::; 9i: f. f:.:: yliy:ttYl~ r S:yV.M„ .,»:,tir , REMOVE AND DISPOSE ALL
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S`yti ::iii'% i;.f3''t''r:,7~rio-:. .•.:r• ;S'i':. 1~rr .sS.rpa:° ..tl~.j;,t/r.+,.~' ~ ~ ~!`:r.%~~ , f:.N r f 3J YJ J~ ~J r Svnrr~.~~~~'r~}S:';~4%{ .~fJ :J,.~Vr~f,t'{r,F.?::i.:. ~t' ~.•S' }t W 4i?3 » ATIONS PRIOR TO DEMOLITION.
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---~~k GENERAL DEMOLITION NOTES:
o 0 1) ALL DEMOLITION DEBRIS SH $ ~ FROM THE SITE, EXCEPT F w SIGNAGE WHICH SHALL BE S SHALL BE REMOVED
v~ M RELOCATE 'T FOR LIGHT FIXTURES AND
MEMORIAL TREES AS DIRECTED BY
REMOV E CONCRE:1 • OWNER CONCRETE BE TURNED OVER TO THE
C URB AND GUTTE D GUTTER • I OWNER.
SAW CU T CLEAN CLEAN 2) LIGHTING TO BE REMOVED ~ SUCH AWAY THAT THE RE ~ REMAINS FUNCTIONAL. VED SHALL BE REMOVED IN
EDGE r-- REMAINING LIGHTING
PROTECT TREE DURING REMOVE ASPHALT ~SPHALT
PAV CONSTRUCTION EMENT
.::»:»::::..,::.:...at::it:.:.:..::;;' REMOVE 1 e
TREES • ~ REMOV ASP
E HALT PAVEMENT N: CLEAR AND GRUB TO DISTURBED AREA I I
R MOVE LIMITS MOVE
REM V CO 0 E NCRETE o C CRETE CUR B AN G D UTTER CRETE I
0 W K +jY: 'K e
CLEAR AND GRUB AND REMOVE ROCK
l:i ;'l. i;:::5:;:;;:'::is ::::::::::::::::3ri;it•.. `Y;; is • i' : j ~ i is ii is iY t t : i::;; REM PIILE REMOVE LIGHT I
is i i:.: . SEE SEE NOTES 1 & 2
; ;
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EMOVE LI ::::::.::::::i::::.,,:::.:::::::;::a:.:::;:::..::::::::::;:ai:::::::i::::::::;:::,;:::t:;::::;:::;:::.i::i::a::t:::~:::::i:; R GHT . a.::iii:iii t:::::::::::: fi" ft'.: SEE NOT ES 1 & 2
::9, ..:::.~.:.:~.~v.~.:::::::~,:~::::::::::::.:::::~.::~:::.:~:: v;::::: iriii:Sri{n%.:,i;•viir•.,i.:::: ri f •::.:.::.:...i. r::::::. y: y r :r 5.~ fyr U:F. , . :fi ,..N is ii.:.iit.:i :•f.~i
NCRETE i::;t::a;t:. , RE MOVE CO +ir ~ .i. S~ i CURB AND G TT `~~f ' U ER ::r:..:..:... REMOVE LIGHT REMOVE SE ES 1 & 2 T ~ ~ 1
s i:::tt.is t a.: ir:rr is:::::.:::::..:::::: r REE _ y k
D MILL ASP HALT 4 WID EX1 ~'A; t ::::....:::::::.:..::.:::::.::.i:tttt.r:.i::t:.r:.r:.iii: t.i ii:iii..isii.i.itii:.i:.i:.::.:i:.i:ii.i.i.::..::....:~: ,.::t.i.~:.:tttt<:: i:.i.:.~.~.:::::~a.atttttt.:i::iii::::::..r:i..:::.:r::t.:~ ~:.:::,:..r.....:.:,.::::.,....::.,.: i::.::::::::::::.:::::::
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REMOVE
REMOVE CONCRETE CURB AND G G RAVEL WALK I I ^
s .UTTER SAW CUT C LEAN EDGE REMOVE
TREE I W W ~
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REMOVE L PAVEMENT I ~ ~ I N
;:Xj<: e
REMOV E CONCRETE CURB AND GUTTER I I ~
Y: MILL ASPHALT O C~
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REMOVE CONCRETE S DEWALK R EMOVE
M RE OVE 24 L.F. OF 15 RCP C ONCRETE a I / O
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REMOVE DRAINAGE STRUCTURE Y, REMOVE C ONCRETE • .....:::::::t:::.t•::::• _ _ . W CUT CLEAN EDGE
~ CURB AND GUTTER ~k t r AW CUT CLEAN EDGE ^ ~ ....:.:::..:.:::.:..::..:.::.y. . . ;c L x.. +n
REMOVE CONCRET ` E CURB AND GUTTER =r ~:.~'WM ~'U~ff, REMOVE METAL PLATE • jv~nN. n'F ~ .v SAW CUT CLEAN
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. REMOVE CONCRETE WALK . _ . _ ..n......... t. Y.,.. GRAVE n. r a: . x ~ . :r: r GRAVEL PAD
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,~Q x A $ f MEASURES PRIOR TO ANY D PHALT PAVEMENT (SEE SHEET CSOO) ' DEMOLITION ACTIVITY.
i- • a ~.rh REMOVE ASPHALT P CLEAR AND GRUB
TO DISTURBED AREA o • :
LIMITS ~
Y: ,Y. 0 N
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J:; O 1" PAVEMENT MILLING
;:;:i{: j:;:j; G CONCRETE TO BE REMOVED , ~tN ~aRO^v.,.,, PROGRESS DRAWING DO NOT USE FOR CONSTRUCTION CHATHAM COU ~,_~~yg~;.~, PARK/NG LOT GRAPHIC SCALE 30 0 15 30
V ~:'Y: REMOVE -REMOVE CHAINLINK AND 3 STRA ND
BARBED w~ BARBED WIRE FENCING
( IN FEET )
1 inch = 30 ft.
< y:j;
COUNTY LAW ENFORCEMENT CENTER
LOT MODIFICANONS AND EXPANSION
IV -00 • 00 00 ^ 1 0 Engineers Planners
DEAN t~ ivers SEAL Surveyors DEMOLITION PLAN
_ 20744 & Associates, Inc. Lic. No. F-0334
00 . 00 Since 1918 CENTER TO WNSHIP, 00 107 East Second Street 6131 Falls of Neuse Road, Suite 300 ASH/P, CHATHAM COUNTY, NORTH CAROLINA
`Greenville, NC 27858 (252) 752-4135 Raleigh, NC 27609 (919) 848-3347 H. SCALE V. SC L 7 = 30 NA
o` V. SCALE PROJECT NO. SHEET
SURVEY DRAFT PN DESIGN DB CHECK DS ~1 NA 2008107 C100
-------------__---_L_____ / \
/
------7+- -------��-
mawwm
1 i4-
ixi.,
I Nil,
GENERAL NOTES. -
0 0 1. INSTALL ALL EROSION CONTROL
MEASURES PRIOR TO PHASE ONE
0 CONSTRUCTION.
xro 2. PROVIDE FLAGMEN TO ROUTE
TRAFFIC IN AREAS OF PARTIAL
0� CONSTRUCTION WHERE CONTINUOUS
ACCESS MUST BE MAINTAINED.
60 3. CONTRACTOR TO PROVIDE CONES
BARRELS AND BARRICADES AS
Af
PROVIDE CONTINUOUS ACCESS
GRAPHIC SCALE
FRONT ENTRANCE AT ALL TIMES
IN FEET
LNI
011111 CA 11111,f*,o� PROGRESS DRAWING DO NOT USE FOR CONSTRUCTION CHATHAM COUNTY LAW ENFORCEMENT CENTER
4\�- '00
�00940*0990 PARKING LOT MODIFICATIONS AND EXPANSION
,PHASE 1, 11101*. p 0
$V— IL Engineers
Planners
vers Surveyors PHASING IE -3 L. A N
lw�ww 20744 e & Associates, Inc. Lic. No. F-0334
00
0 Since 1918 CENTER TOWNSHIP, CHATHAM COUNTY
00 , NORTH CAROLINA
107 East Second Street 6131 Falls of Neuse Road, Suite 300
Greenville, NC 27858 (252) 752-4135 Raleigh, NC 27609 (919) 848-3347
H. SCALE V. SCALE PROJECT NO. SHEET
10� **##// 'III L; W" SURVEY DRAFT PN DESIGN DB CHECK DS 1 50 NA 2008107 C201
map
1
Erosion Control Construction Sequence
CALENDAR WHICHEVERPERIODFINISHED
Erosion Control.Measures:
7.
OBTAIN PLAN APPROVAL AND OTHER APPLICABLE PERMITS
7. All work will be done in accordance with NCDENR.
No land disturbing activity beyond that required
2.
FLAG CLEARING LIMITS. INSTALL TREE PROTECTION FENCING WHERE
SHOWN ON PLANS.
to install the appropriate erosion control measures may
proceed until measures are approved by the State of North Carolina.
Z Following site clearing, all sediment basins, storm drainage culverts,
J.
CONTACT OWNER, ENGINEER AND NCDNR TO ARRANGE A
and structures shall be installed. Rock in/et Sediment Traps and Pipe Inlet
PRECONS TRUC TION CONFERENCE AT LEAST ONE WEEK PRIOR TO
Protection shall be placed around all drainage structures to collect surface
BEGINNING CONSTRUCTION ACTIVITIES OTHER THAN THE INSTALLATION OF
runoff and contra/ siltation and re/ease water at o gradual rate. All
TREE PROTECTION FENCING.
easements outside the paved areas where storm pipes are installed
Will be graded, seeded and mulched.
4.
INSTALL GRAVEL CONSTRUCTION ENTRANCE(S) AND MOBILIZE TO SITE.
J. Streets shall have stone base placed on them for
5.
INSTALL TREE PROTECTION FENCING.
stabilization and shoulders shall be seeded to stabilize the RAILROAD BALLAST
soil. Seed bed preparation shall be conducted according to North (2"-,3" COARSE
6.
INSTALL ALL SILT FENCING AND SILT FENCE OUTLETS.
Carolina Department of Transportation Standard Specifications for AGGREGATE)
Roads and Structures (D.O.T). The ground surface shall be
7.
INSTALL OUTFALL RISER AND BARREL STRUCTURE AT SKIMMER BASIN #1.
cleared of stumps, stones, roots, cab/es, wire, grade stakes, and
CONSTRUCT SKIMMER BASIN #1 AND INSTALL DEVICES (DIVERSIONS,
other materials that might hinder proper grading, tillage,
BERMS, ETC. TO DIRECT STORMWATER FLOWS TO BA SIN /MMED/ATEL Y
seeding or subsequent maintenance operations. Grades on the area
THEREAFTER. COMPLETE ONE AREA ATA TIME INCLUDING DIVERSIONS
to be seeded shall be maintained in a true and even condition. J
BEFORE MOVING TO THE NEXT AREA OR BEGIN/NG GENERAL GRAD/NG
Maintenance shall include any necessary repairs to previously
OPERATIONS.
graded areas. All graded areas shall be thoroughly tilled to a
8.
DD NOT BEGIN GENERAL GRADING OPERATIONS UNTIL ALL EROSION
depth of of /east four (4) inches by plowing, disking, harrowing,
or other approved methods until the condition of the soil is
CONTROL DEVICES FOR A GIVEN DRAINAGE BASIN ARE INSTALLED AND
acceptable. On sites where soil conditions are such that high
FUNCTIONAL.
clay content and excessive compaction cause difficulty in getting
9.
MAINTAIN ALL DEVICES THROUGHOUT THE PROJECT UNTIL DISTURBED
clods and lumps effectively pulverized, the Contractor shall use
the rotary tillage machinery until the mixing of the soil is
AREAS ARE STABIL /ZED W1 TH PERMANENT SURFACES (PAVEMENT) OR
acceptable and no clods or clumps remain larger than 1 1/2 inches
VEGETATION IS ESTABLISHED.
in diameter. A firm and compact seed bed is required and after
10.
PROVIDE ADDITIONAL TEMPORARY SEDIMENT CONTROL DEV/CES AS
being graded, the seed bed shall be lightly compacted with a /and
roller, such as a cu/tipacker, before and after seeding.
REQUIRED.
Limestone shall be dolomitic agriculture ground limestone
77.
CLEAN SEDIMENT TRAPS AND BAS/NS WHEN ONE-HALF FULL.
containing not less than 10 percent magnesium oxide. Lime shall
be uniformly applied at the rate of 2 tons per acre. Fertilizer
12.
SEED AND MULCH DENUDED AREAS WITHIN 75 WORK/NG DAYS OR 30
in wn nw i .... ..,.._____ __-_ _..-_
shall be uniformly applied at a rate of 500 pounds per acre of
70-20-20 analysis. The fertiliser .shell hP in nrnnrnfarl nf the
s0.
NOTE: ALL PARTIALLY COMPLETED STORM DRAINS
SHALL BE PROTECTED AT THE END OF EACH DAY
IN ACCORDANCE WITH THESE DETAILS
BURY BO T TOA
OF PLYWOOD
STEEL FENCE
POST (TYP.)
UPSTREAM END OF
STORM DRAIN OVERFLOW
s s
1t ,Alp
UPSTREAM END OF
STORM DRAIN OVERFLOW
1/3 PIPE
DIAMETER
' 4
'• s a•, , . 7
• • : ; .
HARDWARE
'' , •. . • • • .• .. .•v' . ' CLOTH
°•' ` -.
4 •
WASHED STONE FILTER
ACROSS PIPE INLET -
STONE FILTER INLET PROTECTION
t HLt/VUHK uyrJ, wh' c.h'tVtK Ytl IUU l.5 SHUKItK,
AFTER FINISHED - fertilizer -••-•• " ••• •rv,"` "' ,,,"'
GRADES ARE ESTABLISHED. SEED AND MULCH EXPOSED SLOPES WITHIN 5 upper three or four inches of prepared seed bed just prior to the TEMPORARY GRAVEL CONSTRUCT/ON ENTRANCE p1pE /HEFT PROTECT/ON (PLYWOOD AND STONE)
last tillage operation, but in no case shall it be applied more (NOT TO SCALE) (NOT TO SCALE)
WORK/NG DAYS OR 21 CALENDAR DAYS, WHICHEVER PERIOD /S SHORTER, than three days prior to seeding. Fertilizer shall be used
AFTER FINISHED GRADES ARE ESTABLISHED. ,
73. DURING THE INSTALLATION OF UNDERGROUND UTILITIES ONLY EXCA VA TE
AS MUCH AS WILL BE DONE /N THE SAME DAY. AT THE END OF EACH
WORK DAY PROTIDE CHECK DAMS ON DOWNSLOPE SIDE AND
SEED/MULCH.
74. MAINTAIN SOIL EROSION AND SED/MENTATION CONTROL MEASURES UNTIL
PERMANENT GROUND COVER IS ESTABLISHED.
75. CALL NCDNR FOR ON-SITE MEET/NG TO OBTAIN APPROVAL FOR REMOVAL
OF TEMPORARY EROSION CONTROL MEASURES. STABILIZE THESE AREAS
AND INSTALL APPLICABLE PERMANENT MEASURES (RIP RAP OUTLET
PROTECTION AND/OR LEVEL SPREADERS).
Erosion Control Maintenance P ld-n
ALL EROSION AND SED/MENTATION CONTROL MEASURES SHALL BE INSPECTED
WEEKLY AND AFTER EACH RUNOFF PRODUCING RAINFALL. STRUCTURES
THAT SHALL BE INSPECTED INCLUDE. -
1. TEMPORARY SEDIMENT BASIN:
SEDIMENT SHALL BE REMOVED FROM THE BASIN AND THE BASIN SHALL BE
RESTORED TO ITS ORIGINAL DIMENSIONS WHEN 7.0 FOOT OF SEDIMENT HAS
ACCUMULATED. THE SEDIMENT SHALL BE DISPOSED OF AND THE
CONTAMINATED PART OF THE GRAVEL SHALL BE REPLACED. THE
STRUCTURE SHALL BE CHECKED FOR DAMAGE AND THE SP/LL WA Y SHALL BE
MAINTAINED. DAMAGES SHALL BE REPAIRED /MMEDIA TEL Y. WHEN
SETTLEMENT OF THE EMBANKMENT OCCURS, FILL SHALL BE PLACED SIX
INCHES ABOVE DESIGN GRADE. STONE SHALL BE REPLACED WHEN
DISPLACED FROM THE FlL TER.
2. TEMPORARY ROCK CHECK DAM:
REMOVE SEDIMENT AND RESTORE SEDIMENT STORAGE AREA TO ITS ORIGINAL
DIMENSIONS WHEN SEDIMENT A CCUMULA TES TO THE MAXIMUM DEPTH
ALLOWED. ADD STONE TO FILTER BERM AS NECESSARY TO MAINTAIN DESIGN
DIMENSIONS.
J. SILT FENCE:
ANY FABRIC WHICH COLLAPSES, TEARS, DECOMPOSES OR BECOMES
INEFFEC TI VE SHALL BE REPLACED /MMEDIA TEL Y. SEDIMENT DEPOSITS SHALL
BE REMOVED WHEN SEDIMENT BEH/ND THE FENCE REA CHES SIX INCHES.
4. STOCKPILES:
S TOCKPILES SHALL BE CHECKED FOR SEDIMENTATION AND S TABILIZA T/ON.
5. SEEDING, FERTILIZING., AND MULCHING:
SEEDED AREAS SHALL BE INSPECTED FOR FAILURE AND NECESSARY REPAIRS
AND RE-SEEDINGS SHALL BE MADE WITHIN THE SAME SEASON, IF POSS/BLE.
6. CONSTRUCTION ENTRANCE AND EXIT:
INSPECT CONSTRUCTION ROAD SURFACE REGULARLY MAINTAIN /N A
CONDITION TO PREVENT SEDIMENT FROM LEAVING THE SITE AND TOP WITH
ADDITIONAL STONE WHEN NEEDED. SWEEP EXISTING ROADWAY TO REMOVE
ANY A CCUMULA TED SEDIMENT.
7. TEMPORARY DIVERSION DITCHES:
REMOVE SEDIMENT FROM THE FL 0 W AREA AND REPAIR DIVERSION RIDGE
AFTER EACH RAINFALL.
1* n vt..r\ IIVLG 1 DrUIMLIV I 11Yf1t-' IU 5t 11V 1ALLLU AHUUNL) SACH CATCH BASIN
8. GRAVEL INLET PROTECTION: AND DROP INLET AND ALL LOCATIONS INDICATED ON PLANS.
REMOVE SEDIMENT FROM AROUND INLET AFTER EACH STORM. CLEAN OR
REPLACE STONE AS NEEDED. 2. AREAS TO BE PERMANENTLY SEEDED INCLUDE STREET
delivery
Immediately after delivery or stored /n a manner that will not
perm i t it to harden or destroy its effectiveness.
When hydroseeding equipment is used for seeding, fertilizer
shall be applied simultaneously with seed, using the above rates
of application. Seed shall be certified seed or equivalent based
on North Carolina Seed Improvement Association requirements for
certification. All seed shall be furnished in sealed standard
containers. Seed which has become wet, m o/ dy, or otherwise
damaged prior to seeding will not be acceptable. Seeding shall
be accomplished with hand planters, power -drawn planters, hand
packers, or hydroseeding equipment at the following rates:
Seed Bed Preparation (Of(site drainage easements and shoulders
on public streets):
Lime - 2 tons per acre
Fertilizer (10-20-20) - 500 pounds per acre
Seeding Mixture.-
(January
ixture.(January 1 - March 31)
Common Bermuda grass (unhulled) - 20 pounds per acre
(April 1 - July 31)
Common bermudagrass (hulled - 15 pounds per acre
Weeping Lovegrass - 5 pounds per acre
Centipede - 8 pounds per acre
(August 1 - December 31)
Common Bermuda grass (unhulled) - 15 pounds per care
Tall Fescue - 120 pounds per acre
Centipede - 8 pounds per acre
Seed Bed Pro tec tion.
Straw Mulch - 2 tons per acre (visual)
Asphalt Tack - 0.03 gallons per square yard
4. Seed or otherwise provide ground cover devices or structures
sufficient to restrain erosion for all exposed slopes within 15
working days or 30 calendar days of completion of any phase
of grading.
5. All erosion and sedimentation control devices shall be
inspected by the Contractor after each rainfall. When
inspection reveals the trap to be reduced to 509 of design
capacity or the device to be deficient in its intended
purpose such as fabric deterioration for silt fences the
Contractor shall restore the device to its original
condition.
6. All erosion and sedimentation contra/ devices shall remain
in place and be maintained by the Contractor until all
seedingis established and construction areas have been
stabilized.
Erosion And Sedimentation Contra/ Provisions:
10"_0'" MAX. CENTERS
ORANGE MESH FENCING FABRIC
AS MANUFACTURED By TENAX OR
APPROVED EQUAL
"i1100111
Q) II
NO TES:
1. INSTALL FENCING WHERE
SHOWN ON DRAW/NGS AND
MA/NTA/N UNTIL
COMPLETION OF GRADING. WOA T
2. INSTALL SIGNS AT 50' - STEEL POST
75' INTERVALS DO NOT
NAIL SIGNS TO TREES.
TREE PROTECTION FENCE
(NOT TO SCALE)
SHOULDERS, DRAINAGE EA SEMEN TS
AND ALL DISTURBED AREAS.
J. STOCKPILE TOPSOIL FOR USE /N BUILDING SHOULDERS AND LANDSCAPING.
4. ALL RIP RAP SHALL HA VE FIL TER CL 0 TH
UNDERLINER, AND SHALL BE INSTALLED /N THE QUANTITY
AND L OCA TION INDICATED ON PLAN.
5. A DDI TIONA L EROSION CONTROL MEASURES BEYOND NCDENR
REQUIREMEN TS MA Y BE REQUIRED B Y THE TOWN OF Pl TTSBORO.
6. MINIMIZE CLEARING.
h 7. NO PERSON SHALL 1NI TIA TE LAND DISTURBING ACTIVITY PRIOR TO
co
RECEIPT OF NCDENR EROS/ON CONTROL PLAN APPROVAL. PROVIDE
COPY OF APPROVAL TO TOWN OF PI TTSBORO.
8. 20' X 50' X 6" THICK COARSE A GGREGA TE STONE PAD TO BE
PROVIDED AT CONS TRUC TION EN TRA NCE,
9. SEED OR
0 THER Wl SE PROVIDE GROUND COVER DE VI CES OR S TRUC TURES
SUFFICIENT TO RESTRAIN EROSION FOR ALL EXPOSED SLOPES WITHIN
15 WORKING DA YS OR 30 CALENDAR DA YS (21 FOR SLOPES) OF
COMPLETION OF ANY PHASE OF GRADING.
10. CONTRACTOR SHALL INSPECT AND MAINTAIN AS NEEDED ALL EROSION
CONTROL DEV/CES ON A WEEKLY BASIS AND AFTER EACH MAJOR
STORM EVENT. FAILURE TO KEEP ALL EROSION CONTROL DEVICES IN
PROPER WORKING ORDER MA Y RESULT IN A STOP WORK ORDER OR
CIVIL PENALTIES UP TO .5000.00 PER DAY OF VIOLATION.
11. TOWN OF PI TTSBORO AND%OR NCDNR RESERVES THE RIGHT TO REQUIRE
ADDITIONAL EROSION CONTROL MEASURES SHOULD THE PLAN OR ITS
IMPLEMEN TA TION PROVE TO BE INADEQUATE.
WIRE S
CONCRE
BLOCK
GR1
IN
RUNOFF WATER
W1 7H SEDIMEN T
SEDIMEN T --j
2"x 4" WOOD STUD
WIRE SCREEN
I= CONCRETE BLOCKS
LOO L 11.1 Ex VVI 1 F_!T
CURB INLET
GRA VEL
WIRE SCREEN
RUNOFF WATER
WI TH SEDIMEN T
SEDIMENT
CONCRETE BLOCK
GRAVEL FILTER
'N -- DROP INLET WITH GRATE
CURB INLET DROP INLET
NOTES:
1. THE FOUNDA TION SHOULD BE EXCA VA TED A T LEAST 2 INCHES BEL 0 W THE CREST OF THE STORM DRAIN. PLACE THE BOTTOM ROW OF BLOCKS A GAINS T THE EDGE OF THE STORM
ORM
DRAIN FOR LATERAL SUPPORT AND TO AVOID WASHOUTS WHEN O VERFL 0 W OCCURS. IF NEEDED, GIVE LATERAL SUPPORT TO SUBSEQUENT ROWS BY PLACING 2 x 4 WOOD STUDS
THROUGH BLOCK OPENINGS.
2. CAREFULLY FIT HARDWARE CLOTH OR COMPARABLE WIRE MESH WITH 1/2 -INCH OPENINGS OVER ALL BLOCK OPENINGS TO HOLD GRAVEL IN PLACE.
J. USE CLEAN GRAVEL., 3/4- TO 1/2 -INCH IN DIAMETER, PLACING 2 INCHES BELOW THE TOP OF THE BLOCK ON A 2:1 SLOPE OR FLATTER AND SMOOTH IT TO AN EVEN GRADE.
X57 WASHED STONE IS RECOMMENDED.
DOT
4. IF ONL Y STONE AND GRA VEL ARE USED, KEEP THE SLOPE TOWARD THE INLET NO STEEPER THAN J. 1. LEA VE A MINIMUM 1 -FT WIDE LEVEL STONE AREA BETWEEN THE STRUCTURE
AND AROUND THE INLET TO PREVENT GRAVEL FROM ENTERING INLET. ON THE SLOPE TOWARD THE INLET, USE STONE 3 INCHES IN DIAMETER OR LARGER. ON THE SLOPE AWAY FROM
THE INLET, USE 1/2 3/4 -INCH GRA VEL (NCDO T ,#57 WASHED STONE) AT A MINIMUM THICKNESS OF 1 FT. M
% i Film„..,
TEMPORARY BAFFLE NOTES:
1. GRADE THE BASIN SO THAT THE BOTTOM 1S LEVEL FRONT TO BACK AND
SIDE TO SIDE.
2. INSTALL POSTS OR SAW HORSES THE WIDTH OF THE SEDIMENT TRAP.
J. STEEL POSTS SHOULD BE DRIVEN TO A DEPTH OF 24 INCHES, SPACED A
MAXIMUM OF 4 FEET APART, AND INSTALLED UD THE SIDES OF THE BASIN
AS WELL. THE TOP OF THE FABRIC SHOULD BE 6 INCHES HIGHER THAN THE
IN VER T OF THE SPILL WA Y. TOPS OF BAFFLES SHOULD BE 2 INCHES L 0 WER
THAN THE TOP OF THE BERMS.
4. INSTALL AT LEAST THREE ROWS OF BAFFLES BETWEEN THE INLET AND
OU TLETDISCHARGE POINT BASINS 20 FEET 1N LENGTH MAY USE 2 BAFFLES.
5. WHEN USING POSTS, ADD SUPPORT WIRE OR ROPE ACROSS THE TOP OF THE
MEASURE TO PREVENT SAGGING.
6. WRAP POROUS MA TERIAL, LIKE JUTE BACKED BY COIR MATERIAL.. OVER SAW
HORSES OR THE TOP WIRE. HAMMER REBAR INTO SAWHORSE LEGS FOR
ANCHORING. THE FABRIC SHOULD HAVE FIVE TO TEN PERCENT OPENINGS IN
THE WEAVE. ATTACH FABRIC TO A ROPE AND A SUPPORT STRUCTURE WITH
ZIP TIES, WIRE, OR STAPLES.
7• THE BOTTOM AND SIDES OF THE FABRIC SHOULD BE ANCHORED IN A TRENCH
OR PINNED WITH 8 -INCH EROSION CONTROL MA T77NG STAPLES.
8. DO NOT SPLICE FABRIC, BUT USE A CONTINUOUS PIECE ACROSS THE BASIN.
SUPPORT ROPE TO WIRE
TO PRE VEA17-
SUPPORT POST, 24" STAKE TO
••• -• i vvrtIYIL-%.? I VIT JIIV/ILMH,
STAPLED OR TRENCHED
IN TO BO TTOM OR SIDE
(NOT TO SCALE}
5' CREST H
OUTLE7
PERSPECTIVE VIEW
Q
}
AREA
C
3ER
FACE AREA
'EA
j
z
HARD WARE
CLOTH
SIL T FENCE,
SEE DETAIL
8' MAX. STANDARD STRENGTH FABRIC WITH WIRE FENCE
6' MAX. EXTRA STRENGTH FABRIC WITHOUT WIRE FENCE
r,.J /LtV11VV I MUFAILe
14 GAUGE, 6 "x 6" WELDED WIRE FABRIC
( ( GROUND LINE
- PLACE 12" MINIMUM OF THE
FABIC ALONG THE BOTTOM AND
SIDE OF EXCA VA TED TRENCH
4" MIN.
8' OUTLET
UNLESS 0TER WISE
NO TED
2' MAX.,
TYPICAL
END SIL T
FENCE
METAL POSTS, TYPICAL--,"'
OUTLET EL EVATION
UPHILL DOWNHILL
IIIIIN
OUTLET PROF/LE
S/LT FENCE OUTLET
COMPACTED SOIL SEED
/MMEDIA TEL Y AFTER
CONSTRUCTION
Z 07,
"AP 7;: 0AW A!
(NOT TO SCALE)
SIL T FENCE OU TLET.•
CONS TRUC TION SPEC/FICA TIONS
1. INSTALL OUTLET IN THE LOW POINTS OF
THE SEDIMENT FENCE.
2. PLACE A LAYER OF FILTER FABRIC ON THE
GROUND BENEATH THE OUTLET; PLACE 6
INCHES OF THE UPPER EDGE IN THE TRENCH.
J. ALONG THE OUTLET, PLACE ADDITIONAL
STEEL POSTS FOR STRENGTH. THE POSTS
MUST BE A MAXIMUM OF 2 FEET APART AND
DRIVEN IN SOLID GROUND A MINIMUM OF 18
INCHES.
4. PLACE HARDWARE CLOTH (WELDED
GALVANIZED SCREEN WI TH SQUARE 14 --
INCH HOLES) ON THE UPHILL SIDE OF THE
POSTS TO HOLD THE WASHED STONE IN
PLA CE.
5. BURY THE BOTTOM OF THE HARDWARE
CLOTH, THE UPPER EDGE OF THE FILTER
FABRIC BELOW THE OUTLET AND THE WIRE
FENCE IN THE TRENCH AND COMPACT THE
FILL.
6. PLACE A FILTER OF ,#57 WASHED STONE
ON THE UPHILL SIDE OF THE OUTLET. PILE
THE STONE TO THE TOP OF THE HARD WARE
CL 0 TH AND 0 VER THE JOIN T BETWEEN THE
OUTLET AND THE SILT FENCE.
MA /N TENA NCE
1. INSPECT SILT FENCE OUTLETS AFTER EACH
RAINFALL. IF EVIDENCE OF UNDERMINING OF
THE FENCE OR OUTLET EXISTS, MAKE
REPAIRS 1MMED/A TEL Y.
2. CLEAN OUT A CCUMULA TED SEDIMENT AS
NEEDED TO ASSURE PROPER OPERATION OF
THE FILTER WHEN THE STONE FILTER
BECOMES CLOGGED, REMOVE THE
CON TAMINA TED STONE, DISPOSE OF IT
PROPERLY, AND REPLACE WITH CLEAN
WASHED STONE.
J. WHEN THE AREA ABOVE THE OUTLET HAS
BEEN STABILIZED, REMOVE THE OUTLET AND
DISPOSE OF PROPERLY. PROPERLY STABILIZE
THE AREA WHERE THE OUTLET WAS L OCA TED.
EXISTING GROUND
SEED IMMEDIA TEL Y
AFTER CONS TRUC TION
FLOW
WIDTH OF STOIVF RFPM• A.3 REQUIRED
TEMPORARY CHECK DAM
(NOT TO SCALE)
b
WASHED STONE FILTER
ACROSS PIPE INLET -
STONE FILTER INLET PROTECTION
t HLt/VUHK uyrJ, wh' c.h'tVtK Ytl IUU l.5 SHUKItK,
AFTER FINISHED - fertilizer -••-•• " ••• •rv,"` "' ,,,"'
GRADES ARE ESTABLISHED. SEED AND MULCH EXPOSED SLOPES WITHIN 5 upper three or four inches of prepared seed bed just prior to the TEMPORARY GRAVEL CONSTRUCT/ON ENTRANCE p1pE /HEFT PROTECT/ON (PLYWOOD AND STONE)
last tillage operation, but in no case shall it be applied more (NOT TO SCALE) (NOT TO SCALE)
WORK/NG DAYS OR 21 CALENDAR DAYS, WHICHEVER PERIOD /S SHORTER, than three days prior to seeding. Fertilizer shall be used
AFTER FINISHED GRADES ARE ESTABLISHED. ,
73. DURING THE INSTALLATION OF UNDERGROUND UTILITIES ONLY EXCA VA TE
AS MUCH AS WILL BE DONE /N THE SAME DAY. AT THE END OF EACH
WORK DAY PROTIDE CHECK DAMS ON DOWNSLOPE SIDE AND
SEED/MULCH.
74. MAINTAIN SOIL EROSION AND SED/MENTATION CONTROL MEASURES UNTIL
PERMANENT GROUND COVER IS ESTABLISHED.
75. CALL NCDNR FOR ON-SITE MEET/NG TO OBTAIN APPROVAL FOR REMOVAL
OF TEMPORARY EROSION CONTROL MEASURES. STABILIZE THESE AREAS
AND INSTALL APPLICABLE PERMANENT MEASURES (RIP RAP OUTLET
PROTECTION AND/OR LEVEL SPREADERS).
Erosion Control Maintenance P ld-n
ALL EROSION AND SED/MENTATION CONTROL MEASURES SHALL BE INSPECTED
WEEKLY AND AFTER EACH RUNOFF PRODUCING RAINFALL. STRUCTURES
THAT SHALL BE INSPECTED INCLUDE. -
1. TEMPORARY SEDIMENT BASIN:
SEDIMENT SHALL BE REMOVED FROM THE BASIN AND THE BASIN SHALL BE
RESTORED TO ITS ORIGINAL DIMENSIONS WHEN 7.0 FOOT OF SEDIMENT HAS
ACCUMULATED. THE SEDIMENT SHALL BE DISPOSED OF AND THE
CONTAMINATED PART OF THE GRAVEL SHALL BE REPLACED. THE
STRUCTURE SHALL BE CHECKED FOR DAMAGE AND THE SP/LL WA Y SHALL BE
MAINTAINED. DAMAGES SHALL BE REPAIRED /MMEDIA TEL Y. WHEN
SETTLEMENT OF THE EMBANKMENT OCCURS, FILL SHALL BE PLACED SIX
INCHES ABOVE DESIGN GRADE. STONE SHALL BE REPLACED WHEN
DISPLACED FROM THE FlL TER.
2. TEMPORARY ROCK CHECK DAM:
REMOVE SEDIMENT AND RESTORE SEDIMENT STORAGE AREA TO ITS ORIGINAL
DIMENSIONS WHEN SEDIMENT A CCUMULA TES TO THE MAXIMUM DEPTH
ALLOWED. ADD STONE TO FILTER BERM AS NECESSARY TO MAINTAIN DESIGN
DIMENSIONS.
J. SILT FENCE:
ANY FABRIC WHICH COLLAPSES, TEARS, DECOMPOSES OR BECOMES
INEFFEC TI VE SHALL BE REPLACED /MMEDIA TEL Y. SEDIMENT DEPOSITS SHALL
BE REMOVED WHEN SEDIMENT BEH/ND THE FENCE REA CHES SIX INCHES.
4. STOCKPILES:
S TOCKPILES SHALL BE CHECKED FOR SEDIMENTATION AND S TABILIZA T/ON.
5. SEEDING, FERTILIZING., AND MULCHING:
SEEDED AREAS SHALL BE INSPECTED FOR FAILURE AND NECESSARY REPAIRS
AND RE-SEEDINGS SHALL BE MADE WITHIN THE SAME SEASON, IF POSS/BLE.
6. CONSTRUCTION ENTRANCE AND EXIT:
INSPECT CONSTRUCTION ROAD SURFACE REGULARLY MAINTAIN /N A
CONDITION TO PREVENT SEDIMENT FROM LEAVING THE SITE AND TOP WITH
ADDITIONAL STONE WHEN NEEDED. SWEEP EXISTING ROADWAY TO REMOVE
ANY A CCUMULA TED SEDIMENT.
7. TEMPORARY DIVERSION DITCHES:
REMOVE SEDIMENT FROM THE FL 0 W AREA AND REPAIR DIVERSION RIDGE
AFTER EACH RAINFALL.
1* n vt..r\ IIVLG 1 DrUIMLIV I 11Yf1t-' IU 5t 11V 1ALLLU AHUUNL) SACH CATCH BASIN
8. GRAVEL INLET PROTECTION: AND DROP INLET AND ALL LOCATIONS INDICATED ON PLANS.
REMOVE SEDIMENT FROM AROUND INLET AFTER EACH STORM. CLEAN OR
REPLACE STONE AS NEEDED. 2. AREAS TO BE PERMANENTLY SEEDED INCLUDE STREET
delivery
Immediately after delivery or stored /n a manner that will not
perm i t it to harden or destroy its effectiveness.
When hydroseeding equipment is used for seeding, fertilizer
shall be applied simultaneously with seed, using the above rates
of application. Seed shall be certified seed or equivalent based
on North Carolina Seed Improvement Association requirements for
certification. All seed shall be furnished in sealed standard
containers. Seed which has become wet, m o/ dy, or otherwise
damaged prior to seeding will not be acceptable. Seeding shall
be accomplished with hand planters, power -drawn planters, hand
packers, or hydroseeding equipment at the following rates:
Seed Bed Preparation (Of(site drainage easements and shoulders
on public streets):
Lime - 2 tons per acre
Fertilizer (10-20-20) - 500 pounds per acre
Seeding Mixture.-
(January
ixture.(January 1 - March 31)
Common Bermuda grass (unhulled) - 20 pounds per acre
(April 1 - July 31)
Common bermudagrass (hulled - 15 pounds per acre
Weeping Lovegrass - 5 pounds per acre
Centipede - 8 pounds per acre
(August 1 - December 31)
Common Bermuda grass (unhulled) - 15 pounds per care
Tall Fescue - 120 pounds per acre
Centipede - 8 pounds per acre
Seed Bed Pro tec tion.
Straw Mulch - 2 tons per acre (visual)
Asphalt Tack - 0.03 gallons per square yard
4. Seed or otherwise provide ground cover devices or structures
sufficient to restrain erosion for all exposed slopes within 15
working days or 30 calendar days of completion of any phase
of grading.
5. All erosion and sedimentation control devices shall be
inspected by the Contractor after each rainfall. When
inspection reveals the trap to be reduced to 509 of design
capacity or the device to be deficient in its intended
purpose such as fabric deterioration for silt fences the
Contractor shall restore the device to its original
condition.
6. All erosion and sedimentation contra/ devices shall remain
in place and be maintained by the Contractor until all
seedingis established and construction areas have been
stabilized.
Erosion And Sedimentation Contra/ Provisions:
10"_0'" MAX. CENTERS
ORANGE MESH FENCING FABRIC
AS MANUFACTURED By TENAX OR
APPROVED EQUAL
"i1100111
Q) II
NO TES:
1. INSTALL FENCING WHERE
SHOWN ON DRAW/NGS AND
MA/NTA/N UNTIL
COMPLETION OF GRADING. WOA T
2. INSTALL SIGNS AT 50' - STEEL POST
75' INTERVALS DO NOT
NAIL SIGNS TO TREES.
TREE PROTECTION FENCE
(NOT TO SCALE)
SHOULDERS, DRAINAGE EA SEMEN TS
AND ALL DISTURBED AREAS.
J. STOCKPILE TOPSOIL FOR USE /N BUILDING SHOULDERS AND LANDSCAPING.
4. ALL RIP RAP SHALL HA VE FIL TER CL 0 TH
UNDERLINER, AND SHALL BE INSTALLED /N THE QUANTITY
AND L OCA TION INDICATED ON PLAN.
5. A DDI TIONA L EROSION CONTROL MEASURES BEYOND NCDENR
REQUIREMEN TS MA Y BE REQUIRED B Y THE TOWN OF Pl TTSBORO.
6. MINIMIZE CLEARING.
h 7. NO PERSON SHALL 1NI TIA TE LAND DISTURBING ACTIVITY PRIOR TO
co
RECEIPT OF NCDENR EROS/ON CONTROL PLAN APPROVAL. PROVIDE
COPY OF APPROVAL TO TOWN OF PI TTSBORO.
8. 20' X 50' X 6" THICK COARSE A GGREGA TE STONE PAD TO BE
PROVIDED AT CONS TRUC TION EN TRA NCE,
9. SEED OR
0 THER Wl SE PROVIDE GROUND COVER DE VI CES OR S TRUC TURES
SUFFICIENT TO RESTRAIN EROSION FOR ALL EXPOSED SLOPES WITHIN
15 WORKING DA YS OR 30 CALENDAR DA YS (21 FOR SLOPES) OF
COMPLETION OF ANY PHASE OF GRADING.
10. CONTRACTOR SHALL INSPECT AND MAINTAIN AS NEEDED ALL EROSION
CONTROL DEV/CES ON A WEEKLY BASIS AND AFTER EACH MAJOR
STORM EVENT. FAILURE TO KEEP ALL EROSION CONTROL DEVICES IN
PROPER WORKING ORDER MA Y RESULT IN A STOP WORK ORDER OR
CIVIL PENALTIES UP TO .5000.00 PER DAY OF VIOLATION.
11. TOWN OF PI TTSBORO AND%OR NCDNR RESERVES THE RIGHT TO REQUIRE
ADDITIONAL EROSION CONTROL MEASURES SHOULD THE PLAN OR ITS
IMPLEMEN TA TION PROVE TO BE INADEQUATE.
WIRE S
CONCRE
BLOCK
GR1
IN
RUNOFF WATER
W1 7H SEDIMEN T
SEDIMEN T --j
2"x 4" WOOD STUD
WIRE SCREEN
I= CONCRETE BLOCKS
LOO L 11.1 Ex VVI 1 F_!T
CURB INLET
GRA VEL
WIRE SCREEN
RUNOFF WATER
WI TH SEDIMEN T
SEDIMENT
CONCRETE BLOCK
GRAVEL FILTER
'N -- DROP INLET WITH GRATE
CURB INLET DROP INLET
NOTES:
1. THE FOUNDA TION SHOULD BE EXCA VA TED A T LEAST 2 INCHES BEL 0 W THE CREST OF THE STORM DRAIN. PLACE THE BOTTOM ROW OF BLOCKS A GAINS T THE EDGE OF THE STORM
ORM
DRAIN FOR LATERAL SUPPORT AND TO AVOID WASHOUTS WHEN O VERFL 0 W OCCURS. IF NEEDED, GIVE LATERAL SUPPORT TO SUBSEQUENT ROWS BY PLACING 2 x 4 WOOD STUDS
THROUGH BLOCK OPENINGS.
2. CAREFULLY FIT HARDWARE CLOTH OR COMPARABLE WIRE MESH WITH 1/2 -INCH OPENINGS OVER ALL BLOCK OPENINGS TO HOLD GRAVEL IN PLACE.
J. USE CLEAN GRAVEL., 3/4- TO 1/2 -INCH IN DIAMETER, PLACING 2 INCHES BELOW THE TOP OF THE BLOCK ON A 2:1 SLOPE OR FLATTER AND SMOOTH IT TO AN EVEN GRADE.
X57 WASHED STONE IS RECOMMENDED.
DOT
4. IF ONL Y STONE AND GRA VEL ARE USED, KEEP THE SLOPE TOWARD THE INLET NO STEEPER THAN J. 1. LEA VE A MINIMUM 1 -FT WIDE LEVEL STONE AREA BETWEEN THE STRUCTURE
AND AROUND THE INLET TO PREVENT GRAVEL FROM ENTERING INLET. ON THE SLOPE TOWARD THE INLET, USE STONE 3 INCHES IN DIAMETER OR LARGER. ON THE SLOPE AWAY FROM
THE INLET, USE 1/2 3/4 -INCH GRA VEL (NCDO T ,#57 WASHED STONE) AT A MINIMUM THICKNESS OF 1 FT. M
% i Film„..,
TEMPORARY BAFFLE NOTES:
1. GRADE THE BASIN SO THAT THE BOTTOM 1S LEVEL FRONT TO BACK AND
SIDE TO SIDE.
2. INSTALL POSTS OR SAW HORSES THE WIDTH OF THE SEDIMENT TRAP.
J. STEEL POSTS SHOULD BE DRIVEN TO A DEPTH OF 24 INCHES, SPACED A
MAXIMUM OF 4 FEET APART, AND INSTALLED UD THE SIDES OF THE BASIN
AS WELL. THE TOP OF THE FABRIC SHOULD BE 6 INCHES HIGHER THAN THE
IN VER T OF THE SPILL WA Y. TOPS OF BAFFLES SHOULD BE 2 INCHES L 0 WER
THAN THE TOP OF THE BERMS.
4. INSTALL AT LEAST THREE ROWS OF BAFFLES BETWEEN THE INLET AND
OU TLETDISCHARGE POINT BASINS 20 FEET 1N LENGTH MAY USE 2 BAFFLES.
5. WHEN USING POSTS, ADD SUPPORT WIRE OR ROPE ACROSS THE TOP OF THE
MEASURE TO PREVENT SAGGING.
6. WRAP POROUS MA TERIAL, LIKE JUTE BACKED BY COIR MATERIAL.. OVER SAW
HORSES OR THE TOP WIRE. HAMMER REBAR INTO SAWHORSE LEGS FOR
ANCHORING. THE FABRIC SHOULD HAVE FIVE TO TEN PERCENT OPENINGS IN
THE WEAVE. ATTACH FABRIC TO A ROPE AND A SUPPORT STRUCTURE WITH
ZIP TIES, WIRE, OR STAPLES.
7• THE BOTTOM AND SIDES OF THE FABRIC SHOULD BE ANCHORED IN A TRENCH
OR PINNED WITH 8 -INCH EROSION CONTROL MA T77NG STAPLES.
8. DO NOT SPLICE FABRIC, BUT USE A CONTINUOUS PIECE ACROSS THE BASIN.
SUPPORT ROPE TO WIRE
TO PRE VEA17-
SUPPORT POST, 24" STAKE TO
••• -• i vvrtIYIL-%.? I VIT JIIV/ILMH,
STAPLED OR TRENCHED
IN TO BO TTOM OR SIDE
(NOT TO SCALE}
5' CREST H
OUTLE7
PERSPECTIVE VIEW
Q
}
AREA
C
3ER
FACE AREA
'EA
j
z
HARD WARE
CLOTH
SIL T FENCE,
SEE DETAIL
8' MAX. STANDARD STRENGTH FABRIC WITH WIRE FENCE
6' MAX. EXTRA STRENGTH FABRIC WITHOUT WIRE FENCE
r,.J /LtV11VV I MUFAILe
14 GAUGE, 6 "x 6" WELDED WIRE FABRIC
( ( GROUND LINE
- PLACE 12" MINIMUM OF THE
FABIC ALONG THE BOTTOM AND
SIDE OF EXCA VA TED TRENCH
4" MIN.
8' OUTLET
UNLESS 0TER WISE
NO TED
2' MAX.,
TYPICAL
END SIL T
FENCE
METAL POSTS, TYPICAL--,"'
OUTLET EL EVATION
UPHILL DOWNHILL
IIIIIN
OUTLET PROF/LE
S/LT FENCE OUTLET
COMPACTED SOIL SEED
/MMEDIA TEL Y AFTER
CONSTRUCTION
Z 07,
"AP 7;: 0AW A!
(NOT TO SCALE)
SIL T FENCE OU TLET.•
CONS TRUC TION SPEC/FICA TIONS
1. INSTALL OUTLET IN THE LOW POINTS OF
THE SEDIMENT FENCE.
2. PLACE A LAYER OF FILTER FABRIC ON THE
GROUND BENEATH THE OUTLET; PLACE 6
INCHES OF THE UPPER EDGE IN THE TRENCH.
J. ALONG THE OUTLET, PLACE ADDITIONAL
STEEL POSTS FOR STRENGTH. THE POSTS
MUST BE A MAXIMUM OF 2 FEET APART AND
DRIVEN IN SOLID GROUND A MINIMUM OF 18
INCHES.
4. PLACE HARDWARE CLOTH (WELDED
GALVANIZED SCREEN WI TH SQUARE 14 --
INCH HOLES) ON THE UPHILL SIDE OF THE
POSTS TO HOLD THE WASHED STONE IN
PLA CE.
5. BURY THE BOTTOM OF THE HARDWARE
CLOTH, THE UPPER EDGE OF THE FILTER
FABRIC BELOW THE OUTLET AND THE WIRE
FENCE IN THE TRENCH AND COMPACT THE
FILL.
6. PLACE A FILTER OF ,#57 WASHED STONE
ON THE UPHILL SIDE OF THE OUTLET. PILE
THE STONE TO THE TOP OF THE HARD WARE
CL 0 TH AND 0 VER THE JOIN T BETWEEN THE
OUTLET AND THE SILT FENCE.
MA /N TENA NCE
1. INSPECT SILT FENCE OUTLETS AFTER EACH
RAINFALL. IF EVIDENCE OF UNDERMINING OF
THE FENCE OR OUTLET EXISTS, MAKE
REPAIRS 1MMED/A TEL Y.
2. CLEAN OUT A CCUMULA TED SEDIMENT AS
NEEDED TO ASSURE PROPER OPERATION OF
THE FILTER WHEN THE STONE FILTER
BECOMES CLOGGED, REMOVE THE
CON TAMINA TED STONE, DISPOSE OF IT
PROPERLY, AND REPLACE WITH CLEAN
WASHED STONE.
J. WHEN THE AREA ABOVE THE OUTLET HAS
BEEN STABILIZED, REMOVE THE OUTLET AND
DISPOSE OF PROPERLY. PROPERLY STABILIZE
THE AREA WHERE THE OUTLET WAS L OCA TED.
EXISTING GROUND
SEED IMMEDIA TEL Y
AFTER CONS TRUC TION
FLOW
WIDTH OF STOIVF RFPM• A.3 REQUIRED
TEMPORARY CHECK DAM
(NOT TO SCALE)
b
planting
landscape
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CO10 EXISTING CONDITIONS
C100 DEMOLITION PLAN
C200 SITE PLAN
C201 PHASING PLAN
C300 GRADING PLAN
C401 BIORETENTION BASIN PLAN AND SECTION
I/ 'I • I 'I �1
C510 EROSION CONTROL DETAILS
'� J
avers
&Associates, Inc.
Since 1918
107 East Second Street
Greenville, NC 27858 (252) 752-4135
Engineers
Planners
- Surveyors
Lic. No. F-0334
6131 Falls of Neuse Road, Suite 300
Raleigh, NC 27609 (919) 848-3347