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IS-MAR1"IN-PO ELL & ASSOCIATES, ® 0 Rv~y~~~ygY°P~,~~t'~6vM~vMyyd~WWyyV 6d~~~,~~9 6 eqeq~y~y~~yMMyyy.yyPP~~.. I 4M~f'mNW tl~'e~~APtl'RYtnuR
>URVEYI NG
ENGINEERING -LAND PLANNING - SURVEYI 6415 OLD PLANK ROAD
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H#GH POfNT, NORTH CAROLINA 27265 272b5 ~ ~ 20
PHONE [phone] FAX [phone]
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4. LINE 300 PLAN AND PROFILE STA 21+00 TO END ~ ~ N ~ o
~ o° 0 ' 5. LINE 302 PLAN AND PROFILE STA 9+50 TO STA 21+00 Z ~
~ 6. LINE 302 PLAN AND PROFILE STA 21+00 TO END ~J ~ z z
a q o lJ ~ O a 7. CONSTRUCTION DETAILS ~ ~ w a
O 8. EROSION CONTROL DETAILS o
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SEWER SYSTEM 1. ALL EXISTING UNDERGROUND UTILITY LOCATIONS WERE TAKEN FROM - - i AVAILABLE RECORDS AND ARE APPROXIMATE ONLY. CONTRACTOR TO
a a VERIFY THE LOCATION OF ALL EXISTING UTILITIES BEFORE BEGINNING ~
o ? CONSTRUCTION, ANY UTILITIES DAMAGED DURING CONSTRUCTION SHALL
Q o ~ C.=~ a D BRAXT CRAVEN R BE REPAIRED IMMEDIATELY AT NO ADDITIONAL COST TO THE OWNER.
D ,R, 1603 CONTRACTOR TO NOTIFY N.C. ONE-CALL CENTER AT 1-800-632-4949 w _ N
D ~ to .m o PRIOR TO EXCAVATION, CONTRACTOR SHALL NOTIFY ENGINEER IMMEDIATELY IN ~
D I THE EVENT OF ENCOUNTERING ANY UNDERGROUND OBSTACLE REQUIRING A I a DEVIATION FROM THE PLANS.
~ ° 0 ~
C ~a ~D ? 2. ALL DRIVEWAY PIPES 12" IN DIAMETER OR LESS DISTURBED DURING
CONSTRUCTION IN STREETS DESIGNATED AS STATE ROADS SHALL BE
~ a REPLACED WITH 15" RCP. ALL DRIVEWAY PIPES QF SUITABLE SIZE
o o~ o DISTURBED DURING CONSTRUCTION SHALL BE REINSTALLED BY THE
CONTRACTOR, ALL COST QF REINSTALLING EXISTING DRIVEWAY PIPE. ~
TRINITY GH ~ SCH L REPLACING UNDERSIZED PIPES OR PIPES DAMAGED DURING G~
/ 0 CONSTRUCTION SHALL BE INCLUDED IN THE COST PER LINEAR FOOT OF SEWER MAIN INSTALLATION. ALL EXISTING PIPE THAT IS REPLACED ~
0 °'0 ~ o Q , S,R WITH NEW PIPE SHALL BECOME THE PROPERTY OF THE CONTRACTOR.
C ~ ' o ~ DRIVEWAY PIPES THAT ARE DISTURBED OR REPLACED SHALL BE L4~ ~
i C3 a ~ ~ ~P~ ~ PROVIDED WITH PROPER INLET AND OUTLET PROTECTION. ALL COST OF
PROPOSED SEWER , , f,/ ~ t~ a 5 DRIVEWAY PIPE INLET AND OUTLET PROTECTION SHALL BE INCLUDED IN
o Q PROPOSED MANHOLE \~~c.~' THE COST PER LINEAR FOOT OF WATER AND SEWER MAIN INSTALLATION, ~ ~
EXISTING STORM SEWER ( / 3. CONTRACTOR TO REGRADE, SHAPE UP, AND STONE ALL GRAVEL ~B
- o ~ ~ EXISTING CATCH BASIN ~ JUNCTION BOX 0 Q u ~ ~ c DRIVEWAYS AFTER CROSSING. TWO WAY TRAFFIC SHALL BE MAINTAINED ~ ~
w - - EXISTING CONTOUR (MINOR) - AT ALL TIMES DURING CONSTRUCTION. ALL WORK DONE WITHIN NCDOT
o EXISTING CONTOUR (MAJOR) RIGHT-OF-WAY SHALL BE PERFORMED IN ACCORDANCE WITH APPROVED ~
EXISTING PAVEMENT ENCROACHMENT AGREEMENT. CONTRACTOR TO RESET ALL DISTURBED ~
UT1LITY POLE SIGNS, MAIL BOXES, ETC. CONTRACTOR SHALL RESEED ANY DISTURBED L~ CJ AREAS IN ACCORDANCE WITH SPECIFICATIONS, I--
~ LIGHT POLE 2 OH OVERHEAD UTILITY LINES
4. DURING PIPELINE INSTALLATION, EXCAVATED MATERIALS PLACED ON
~ UNDERGROUND GAS LINE 3 -FO FO- UNDERGROUND FIBER OPTIC LINE THE ADJACENT STATE ROAD SHALL BE PLACED UPON A LAYER OF STONE ~ ~ ~
b 99 7 SCREENINGS. AT THE END OF EACH DAY, ALL MATERIALS SHALL BE
o ~ ~ UNDERGROUND TELEPHONE a U REMOVED AND THE ROADWAY SHALL BE THOROUGHLY CLEANED OF ALL ~ C~1 ~
m TELEPHONE PEDESTAL SOIL RESIDUE. COST FOR STONE SCREENING AND ROADWAY CLEANING SHALL BE INCLUDED IN THE LINEAL FOOTAGE PRICE FOR SEWER
N - s s EXISTING SEWER MAIN 0 INSTALLATION. ~
o EXISTING WATER MAIN
0 o EXISTING WATER METER ROCK CHECK DAM ~ ~ EX. FIRE HYDRANT 5. CONTRACTOR SHALL AVOID DAMAGE TO THE EXISTING ASPHALT. ~ ~
® EX. VALVE BLOCK & GRAVEL INLET PROTECTION ASPHALT WHICH IS DAMAGED DURING CONSTRUCTION SHALL BE REPAIRED ~ ~ LL9
b - ~ DITCH OR STREAM AT NO ADDITIONAL COST TO THE OWNER. ~
ti - - PERMANENT EASEMENT $F SILT FENCE
b 6. WHERE 4° SEWER SERVICE PIPING MUST BE INSTALLED ACROSS A ROADWAY, THE CONTRACTOR SHALL INSTALL 4" DUCTILE IRON SEWER SERVICE PIPING UNDER
a° - - TEMPORARY EASEMENT ~ RIP RAP DONUT INLET PROTECTION - X X - FENCE THE ROADWAY BY BORE ~ JACK METHOD (NO ENCASEMENT PIPE REQUIRED). THE
DUCTILE IRON PIPE SHALL EXTEND A MINIMUM OF 5 FEET BEYOND THE EDGE OF
EXISTING MAILBOX ~ ®TEMP. EARTH BERM ~e TEB PAVEMENT, AT WHICH POINT IT MAY TRANSITION BACK TO SCH 40 PVC PIPE
N ('YY`Y~YY1. TREE LINE 0 0 USING AN APPROVED TRANSITION COUPLING.
o ~ TEMP. CONSTRUCTION ENTRANCE
BUSH OR TREE 7 G:~NTRAG:TOR 4HAE I IN4TA1 I FXl'.FI SIC1R MATTING; IN R(lAf1WAY `~II1F f11TCHFC
BEFORE YOU DIG ! AFTER INSTALLATION OF SEWER LINE, AS DIRECTED BY ENGINEER. QUANTITIES SHEET NO.
IRON PIN CALL 1-800-632-4949 HAVE BEEN SET UP IN THE CONTRACT TO FACILITATE THIS PROCESS.
CONCRETE MONUMENT N.C. ONE-CALL CENTER'
RD RIP RAP OUTLET PROTECTION --a-- SIGN IT'S THE LAW ! 8. CONTRACTOR SHALL INSTALL TEMPORARY CULVERT CROSSINGS IN STREAMS PER
2 DETAILS ON SHEET 8. SHEETS THAT HAVE A STREAM CROSSING NOTE INDICATE
BENCHMARK TEMP. SEDIMENT BASIN THAT TEMPORARY CULVERT CROSSINGS ARE TO BE USED ON THAT SHEET.
ROCK OUTLET
4 OF _8 TY-33
Q 2009 Oovls-Martin Powell & Associates, Inc

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OF 8 TY-33
0 Q 2009 Davis-Morfin Powell & Associates, Inc

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12 . • . DIA' ,12 NOTE: NORMAL PIPE BEDDING AS SHOWN IN THESE DETAILS SHALL BE INCLUDED IN THE LINEAR FOOTAGE PRICE FOR SEWER PIPE, BACKFILL 4° WYE CONNECTION SEWER SERVICE CONNECTION
P1P TAI E BEDDING DE L SEWER MAIN N.T.S.
N.T. S.
a~
"ROADWAY" "DRIVEWAYS" ~ ~ N ~ O
Q' BAFFLE (TYP.} aC~ ~'N U 60" DIA., 12 GAGE MIN., FULLY BITUMINOUS COATED, 2 z U ' °
'v/~Q E DE LS E PAR I AVEM N R I DP SAND -r
N.T.S. 0~ FLANGE TUNNEL LINER PLATE WITH A MINIMUM OF (1) ~ ~ Z ~ FL GROUT PLUG PER 4.5 LF (ie. EVERY 3rd RING) BLOCKING AS REQUIRED w
EARTH BERM , '~~TO PREVENT FLOTATION ~ p ~ w
1. OVERLAY SHALL BE S9.5A. OVERLAY LENGTH SHALL BE EQUAL DURING GROUTING. ~
TO PAVEMENT WIDTH FOR PERPENDICULAR CROSSINGS, OR AS ~="J~ ~ ~
SHOWN ON THE PLANS. INSTALL OVERLAY ONLY WERE NOTED ON FINAL GROUT PROCEDURE _
THE PLANS. ' s- AND MATERIAL AS
2. 21A STONE SHALL BE MAINTAINED LEVEL WITH ROADWAY UNTIL APPROVED BY ENGINEER z BEFORE THE GROUTING
ASPHALT IS PLACED. ASPHALT SHALL BE 59.5A, THICKNESS PROCESS BEGINS
V NT THI KN S "MIN. . EQUAL TO 1.5 EXISTING PA EME C E S (2 ) °HOC uwRE atracHED
TO POSTS PATH tENOTHS ssz CF SURFACE 3/8" MIN. DIA. CHAIN AREA
3. BINDER SHALL BE TYPE 119.08 OF PARE HORIZaNTAL METAL POST N9RED SECUREtY TO VERTICAL r'dD7ES. POSTS ONE (1) EVERY 20 LF ;
4. STONE BACKFILL SHALL BE COMPACTED TO 95% AND PLACED IN 1. DR1YF 3' S7FEL POST AT tfAST 24° INTO SOLID APOUND. FIRST CHAMBER
G-1 Z LIFTS. 2. USE STAPLES 1' APART HAP/ZONTALLY ANf! t~'RnCAttY Ta ATTACH 1HE FABRIC ]'0 1NE HOC !NR£. 25X CF SURFACE AREA
5. ALL PREPARATION, MATERIALS & METHODS SHALL BE IN ,z SPACf n+£eA~snccc TD THEAPA4D6fDPGW.
NC WITH NCDOT STANDARDS AND SPECIFICATIONS ~ ~rir~ Bf oe~a Au dEFO !,u ~A~rAANDF>FR~iHf class ~ RIP RAP ACCORDA E SECOND CHAMBER a a ° ' 30" DIAMETER PIPE 2S% OF SURFACE AREA
' BASJN iS CAVSTRUCIETI. 25% I LATEST REVISION. OUTLET ZQNE ounETZONE 1"X4" TREATED PIPE SKIDS NAILED
BAFFLE INSTALLATION -STEP 1
4000 PSI GROUTED INVERT ON TO CONCRETE INVERT OR STEEL
15~ OF SURFACE ARE LINE AND GRADE (OPTIONAL IF ANGLES WELDED ON LINE AND i~ OF SURFACE ARE RAILS ARE USED) GRADE TO TUNNEL.
TUNNEL DETA{L ~~~°~~n°~
PERSPECTIVE VIEW o~~~~~o O
N.T.S. g o °z NOTES: z c
1. CHAIN PIPE TO TUNNEL LINER EVERY 20 FEET WITH A MIN, 3/8" ° °
MAINTENANCE DIAMETER, HIGH STRENGTH CHAIN AND BLOCK AS REQUIRED TO ~ z z °w r
TCP OF BAFFLE SHOULD 8E 8" FENCE aNO FABRic PREVENT FLOTATION DURING THE GROUTING PROCESS. ~ w ~ U ~ >
INSPECT TEMPORARY SEDIMENT TRAPS AFTER EACH PERI00 BELOW THE TOP OF THE BERM FENCE eumED OF SIGNIFICANT RAINFALL. REMOVE SEDIMENT AND CUr s° St175lN n+E F£NCE CLEAN OUT WHEN SEDIMENT BURIED IN TRENCH ~ Q W ~ 2 U ~
RESTORE THE TRAP TO ITS ORIGINAL DIMENSIONS WHEN FABA7c ALONG rHE BDTnM+ REACHES THIS LEVEL - 2 IT IS RECOMMENDED THAT THE PIPE BE FILLED WITH WATER DURING ° n ° v cn rn
RING AND COI~'R SHALL BE THE SEplMENT HAS ACCUMULATED TO ONE-HALF THE ~ >NE ~ ER souARF _ DESIGN DEPTH OF THE TRAP, PLACE THE SEDIMENT THAT THE GROUTING PROCESS TO HELP PREVENT THE PIPE FROM s"xs" TRENCH, ' FLOATING DURING THE GROUT PROCESS. m
USF 669-KL OR APPROVED V N I NAT D DISPOSAL AREA AND eacKFa~o IS REMO ED I THE DES G E BACKFlILED AND ' M COMPACTED
EQUAL w/ STAN©ARD REPLACE THE CONTAMINATED PART OF THE GRAVEL COMPACTED 3, A 140+ psi PLOWABLE FILL IS RECOMMENDED FOR GROUTING
~ ` T RfNG "SANITARY SEWER" FACING. w LE TE ® BETWEEN THE OUTSIDE OF THE CARRIER PIPE AND THE INSIDE OF z
° L AGE FROM EROSION OR BAFFLE LNSTALLATION -STEP 2 N a CHECK THE STRUCTURE FOR DAM THE TUNNEL LINER, IF A PUMPED GROUT IS USED, THE MAXIMUM a
PIPING. PERIODICALLY CHECK THE DEPTH OF THE SPILLWAY TO ENSURE IT IS A MINIMUM OF 1.5 FEET BELOW GROUT PRESSURE AT THE NOZZLE SHALL NOT EXCEED 5 psi.. ~
THE LOW POINT OF THE EMBANKMENT. IMMEDIATELY FILL 4. THE ABOVE IS NOT A DESIGN AND IS SUBMITTED AS A POSSIBLE can
PRE-CAST GRADE RING, AS ANY SETTLEMENT OF THE EMBANKMENT TO SLIGHTLY ~ ° ° " A80VE DESIGN GRADE. ANY RIP-RAP DISPLACED FROM OPTION FOR INSTALLATION OF THE TUNNEL AND NEW SEWER LINE. o
° REQUIRED, MAK. OF 19 THE SPILLWAY MUST BE REPLACED IMMEDIATELY, o BAFFLED TEMPORARY SE ',ARY SEDIMENT TRAM THE CONTRACTOR SMALL PROVIDE A DETAILED DESIGN FOR THE
a 0 AFTER ALL SEDIMENT-PRODUCING AREAS HAVE BEEN N.T.S. TUNNEL, CARRIER PIPE AND GROUT PROCESS, PREPARED BY AN
a _ PERMANENTLY STABILIZED, REMOVE THE STRUCTURE AND N.T.S. ENGINEER LICENSED TO PRACTICE IN NORTH CAROLINA, AND SUBMIT
~ - ALL UNSTABLE SEDIMENT, SMOOTH-THE AREA TO BLEND FOR APPROVAL PRIOR TO BEGINNING TUNNEL INSTALLATION. ALL w
a' WITH THE ADJOINING AREAS AND STABILIZE PROPERLY. COSTS ASSOCIATED WITH THIS DESIGN SHALL BE INCLUDED IN THE a PRICE, PER LINEAL FOOT OF TUNNEL AND/OR CARRIER PIPE, °
d. ' i W - cu r~ ~ in ~p
' STEPS TO BE 16" 0. C. ° ' DESIGN
LOCATED ON DOWNSTREAM SETTLED TOP ' p 21" MIN OVERFlLL 5" FOR BORE P(T SETTLEMENT PROPOSED ~ ~ ~i
SIDE OF MANHOLE " 1. CLEAR, GRUB, ANO STRIP THE AREA UNDER THE EMBANKMENT OF ALL o ~/,r~~ o ENCASEMENT ( I 1 -I
VEGETATION AND R04T MAT. REMOVE ALL SURFACE SOIL CONTAINING HIGH . „ 00 0 4 FT MIN 0 o <J~~z: ~ SIDE PIPE I
AMOUNTS OF ORGANIC MATTER AND STOCKPILE OR DISPOSE OF IT PROPERLY. 18 Oao 0 ~ , Z.I sIDE HAUL ALL OBJECTIONABLE MATERIAL TO THE DESIGNATED 01SPOSAL AREA, 5 FT ° o° o° o° 0°0 SLOPE MAx SLOPE MAX EMERGENCY BY-PASS
o MAX FILL dQoO~oO~ 4. ~ ' ~ F TH M ANKM NT I FREE OF ROOTS 2' To 3.5 000000 6" BELOW SETTLED TOP OF DAM
2. ENSURE THAT FILL MATERIAL OR E E B E S , 0°0° i~ ~ WOODY VEGETATION, ORGANIC MATTER, ANO OTHER OBJECTIONABLE MATERIAL. G NATURAL (
PLACE THE FILL IN LIFTS NOT TO EXCEED 9 INCHES AND MACHINE COMPACT FILTER I,I SIDE SLOPE 36" MIN Max -I;I SIDE SLOPE GROUND ~ ~ SOIL MAX
a IT. OVER FILL THE EMBANKMENT 6 INCHES TO ALLOW FOR SETREMENT. FasRlc
4'-0"~ ~ 3. CONSTRUCT THE OUTLET SEC110N IN THE EMBANKMENT. PROTECT THE CROSS-SECTION ( ~ AREACKPILE z ~ ~ I I ~ ~
TO 6 -0~ , CONNECTION BETWEEN THE RIP-RAP ANO TWE SOIL FROM PIPING BY USING
FILTER FABRIC OR A KEYWAY CUTOFF TRENCH BETWEEN THE RIP-RAP STRUCTURE AND THE SOIL. ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
~ a PLACE THE FILTER FABRIC BETWEEN THE RIP-RAP AND SOIL. EXTEND EDGE OF ~ ~ ~ ~ ~
° THE FABRIC ACROSS THE SPILLWAY FOUNDATION AND SIDES TO THE TOP ° PA l/EMENT ~ SF
o OF THE DAM; OR ^ EXCAVATE A KEYWAY TRENCH ALONG THE CENTERLINE OF THE SPILLWAY 5 FT MIN a 12" NCDOT 5 FT MIN ~ ~ ~ Q CHECK DAM ~ Q ~
i a FOUNDATION EXTENDING UP THE SIDES TO TWE HEIGHT OF -THE DAM. I A T NA TURAL ~ ~ I.ILI
z ° THE TRENCH SHOULD BE AT LEAST 2 FEET DEEP AND 2 FEET WIDE WITH #57 WASHE o o o g 1:1 SIDE SLOPES. STONE ~0 ~0 ~0 -
N ° 3600 CU FT/ACRE a(~oo~00~00 ~ 0000°0 X00 0 1.5 FT ~ DRAINAGE Q, ~ ~
o 4. CLEAR THE POND AREA BELOW THE ELEVATION OF THE CREST OF THE 2~ oO~O~O~O~O~' a SPILLWAY TO FACILITATE SEDIMENT CLEANOUT. 00 00 DO 00 p0 00 , ;o0o0oQo0ooo a ~ ~ BORE SITE DETAIL OurLET ~ ~ V ~
q a 0 o0ao0ao0oo0oo0ao0oo ~~O~o0p0~0~0ao~o d ~~0~0~0°0°0°0°0~0 o N.T,S. LL ~
~ ° HOULD BE 2:1 OR FLATTER. ~O~O~Oa0~0~ 5. ALL CUT AND FILL SLOPES S a. ^ EJJ
~ fi. MINIMUM DEPTH TO BE 3.5 FEET (1.5 FEET BELOW GRADE AND 2 FEET FILTER FABRIC ~ ~ C.,)
Q d e° I a MINIMUM STORAGE ABOVE GRADE), :CTION js~"-~s ~s ~s ~s--..,~,s LU C~
MH TOP CROSS-SECTION a. l' \
b ~ 7. ENSURE THAT THE STONE (DRAINAGE) SECTION OF THE EMBANKMENT HAS A of o MINIMUM BOTTOM WIDTH OF 3 FEET ANO MAXIMUM SIDE SLOPES OF 1:1 THAT ~ SOIL '
° BUTYL RUBBER EXTEND TO THE BOTTOM OF THE SPILLWAY SECTION, ''''~P STDCKPILE E'
U i CONSTRUCT THE MINIMUM FINISHED STONE SPILLWAY BOTTOM WIDTH, AS AREA
~ p MH BASE SHOWN ON THE PLANS, WITH 2:1 SIDE SLOPES EXTENDING TO THE TOP OF ~ ~ ~
c° ° THE OVER FILLED EMBANKMENT. KEEP THE THICKNESS OF THE SIDES OF THE =u JOINT DETAIL
o SPILLWAY OUTLET STRUCTURE AT A MINIMUM OF 21 INCHES. THE WEIR MUST a a a' N,T,S. BE LEVEL AND CONSTRUCTED TO GRADE TO ASSURE DESIGN CAPACITY.
a. C ~
•y 9, MATERIAL USED IN THE STONE SECTION SHOULD BE AWELL-GRADED MIXTURE a `a OF STONE WITH A D50 SIZE OF 9 INCHES (CLASS B EROSION CONTROL
o ° STONE IS RECOMMENDED) AND A MAXIMUM STONE SIZE OF 14 INCHES. THE s,~ /
a STONE MAY BE MACHINE PLACED ANO THE SMALLER STONES WORKED INTO
° THE VOIDS OF THE LARGER STONES. THE STOtdE SHOULD BE HARD, rn ~ ` ° ANGULAR, AND HIGHLY WEATHER-RESISTANT. o , SF' -SF SF
a SF OUTLET
° 10, ENSURE THAT THE STONE SPILLWAY OUTLET SECTION EXTENDS ° n DOWNSTREAM PAST THE TOE OF THE EMBANKMENT UNTIL STABLE A T NATURAL
a CONDITIONS ARE REACHED AND OUTLET VELOCITY IS ACCEPTABLE FOR THE DRAINAGE
rn RECEIVING STREAM, KEEP THE EDGES OF THE STONE OUTLET SEC110N FLUSH OUTLET
° WITH THE SURROUNDING GROUND AND SHAPE THE CENTER TO CONFINE THE Cf.tCCT Ain
q OUTFLOW STREAM. JI iLL.I INV.
M ON-SITE STOCK PILE AREA DETAIL
PRECAST CONCRETE MANHOLE 11. DIRECT EMERGENCY BYPASS TO NATURAL, STABLE AREAS. LOCATE BYPASS 4 OUTLETS SO THAT FLOW WILL NOT DAMAGE THE EMBANKMENT.
w N.T.S. N.T.S. NOTES: 7
12, STABILIZE THE EMBANKMENT AND ALL DISTURBED AREAS ABOVE THE SEDIMENT POOL AND DOWNSTREAM FROM THE TRAP IMMEDIATELY AFTER 1. CONTRACTOR TO INSTALL SF STONE OUTLETS AT ALL NATURAL
CONSTRUCTION. DRAINAGE OUTLETS. VEGETATION SHALL BE ESTABLISHED TO MATCH
SURROUNDINGS, PER GUIDELINES ON SHT. 19. OF 8 TY-33
k 4
@2009 Davis-Martin Powell & Associotes, Inc

ESTABLISHING VEGETATION
MAXIMUM PLACEMENT OF POST USING HOGWIRE WITH �
APPROVED EROSION CONTROL FABRICS TO BE 10 FEET. VARIES (SEE PLAN)
THE WORK INCLUDES SEEDBED PREPARATION, LIMING, FERTILIZING, SEEDING AND MULCHING OF ALL DISTURBED AREAS.r "
2' MIN. PIPE OUTLET TO FLAT,
LIME SHALL BE DOLOMITIC AGRICULTURAL GROUND LIMESTONE CONTAINING NOT LESS THAN TEN PERCENT MAGNESIUM MAXIMUM PLACEMENT OF POST WITHOUT HOG WIRE USING -�-) PIPE OUTLET TO WELL-DEFINED CHANNEL /F FLOW /S PRESENT DURING SEWER LINE
APPROVED EROSION CONTROL FABRICS TO BE o o POST NON -DEFINED CHANNEL NOTES INSTALLATION, TEMP, BYPASS PUMP TO
6 FEET TO 8 FEET APART. 00� o poo o BE INSTALLED 8Y CONTRACTOR.
FERTILIZER SHALL BE STANDARD COMMERCIAL PRODUCT. ALL FERTILIZER SHALL BE SILT -FENCE po go° opoo8o 0o SILT -FENCE 1. LG /S THE LENGTH OF RIPRAP WATER LEI/EL TO BE MAINTAINED MIN.
DELIVERED IN BAGS BEARING THE MANUFACTURER'S NAME, THE CHEMICAL ANALYSIS OF THE PRODUCT AND THE POST METAL T -POST 5 FEET OR 8 FEET IN HEIGHT p p ap p po
DEPENDING ON FILL SLOPE. OVER HOG WIRE �°8 0 000OB000�o�' op �' OVER HOG WIRE APRON 24 BELOW TOP OF SANDBAGS
WEIGHT. IF NOT USED IMMEDIATELY AFTER DELIVERY, THE FERTILIZER SHALL BE STORED IN A MANNER WHICH WILL 2. d=1.5 TIMES THE MAXIMUM
NOT ALLOW IT TO HARDEN OR DESTROY ITS EFFECTIVENESS. FABRIC 36 INCHES IN WIDTH (MUST MEET ENGINEERS 3d OA A STONE DIAMETER BUT NOT LESS FLOWS FROM WORK AREA
GRASS SEED SHALL BE AN APPROVED MIXTURE BASED ON REGIONAL AND SEASONAL CONSIDERATIONS. PURITY OF SPECIFICATIONS FOR EROSION CONTROL) THAN 6". A A SHALL, BE PUMPED INTO
SEED SHALL BE A MINIMUM OF NINETY PERCENT AND THE GERMINATION SHALL BE A MINIMUM OF EIGHTY-FIVE STONE #4 WASHED STONE TO BE PLACED 12 INCHES 3. INA WELL-DEFINED CHANNEL - -- 10'x10' DEWATERING BASINS
PERCENT. THE SEED LABEL SHALL BEA "CERTIFIED SEED" LABEL. DEEP AT SILT FENCE TOP VIEW d EXTEND THE APRON UP ON THE _^-� SlDETSgOP OUTLET ®2:1
MULCH SHALL CONSIST OF DRY, SMALL GRAIN STRAW, DRY HAY, AND OTHER SUITABLE AND APPROVED MATERIAL.
HOG WIRE a CHANNEL BANKS TO AN t
ESTABLISHING TEMPORARY VEGETATION METAL FENCE POST METAL EL EVA TION OF 6" ABOVE THE \�l---r� C� Z
THE TEMPORARY SEEDING OF DENUDED AREAS THAT WILL NOT BE BROUGHT TO FINAL GRADE FOR A PERIOD OF MORE SILT -FENCE SILT -FENCE i - ' ' �.
FENCE POST S LT FENCE MAXIMUM TALLWA TER DEPTH OR r-- TOP OF BANK CD
THAN 30 WORKING DAYS BUT LESS THAN ONE YEAR SHALL BE IN ACCORDANCE WITH THE PREVIOUS SPECIFICATIONS t U- OVER HOG WIRE OVER HOG WIRE PLAN �; _��\
AND THE FOLLOWING APPROPRIATE TEMPORARY SEEDING SCHEDULE. TEMPORARY SEEDING SCHEDULES FOR THE 15 FT rj M TO TOP PF THE BANK, PLAN
PIEDMONT AREAS ARE AS FOLLOWS: MIN WHICHEVER IS LESS.
o La 4. A FIL TER BLANKET OR FIL TER A❑ Q Q Q Q Q
APPLICATION RATES (LB/AC) FLOW IFT. t 2 8� o�p q 4 o FABRIC SHOULD BE INSTALLED A UJ -i LU
RECOMMENDED SPECIES SEED 10-10-10 AGRICULTURAL STRAW qk, �p�p° °' o°o°o M ❑ Q Q O TEMP. PIPE Q Q >.
SEEDING DATES FERTILIZER LIMESTONE ��o°o°_r�o,: off" �° ° _ _ _ BETWEEN THE RIP -RAP AND _
JAN 1 -MAY 1 RYEGRAIN ANNUAL 120 750 2000 4,000 SEDIMENT A0 i.5 FT. _'� d _ �_�_ La STREAM _ ( L5
CONTROL STONE tO STRUCTURAL STONE lL--1 SOIL FOUNDA TION.
LESPEDEZA (KOBE) 50 4,000 MIN.
�„ - FLOW 0 Q Q Q Z
MAY 1 -AUG 15 GERMAN MILLET 40 750 2000 4,000 � a
AUG 15 - DEC 30 RYEGRAIN 120 1000 2000 4,000 FRONT VIEW FILTER ❑ Q Q Q QUJ <
SECTION A -A
ESTABLISHING PERMANENT VEGETATION CROSS SECTION BLANKET Jj-�-I .' :: _ -I�- I ldllj-i__ EROSION STONE
THE PERMANENT SEEDING OF DENUDED AREAS SHALL BE PERFORMED WITHIN 15 WORKING DAYS OR 90 CALENDAR NOTE:' III
_ - -'- - - _-
DAYS AFTER FINAL GRADE IS REACHED AND SHALL BE IN ACCORDANCE WITH THE PREVIOUS SPECIFICATIONS AND THE SMUC7ZIRAL STONE SHALL BE RIP -RAP OUTLET P R 0 TE C TI 0 N-�_I��- - --- - ' - _�_ ' \��
FOLLOWING APPROPRIATE PERMANENT SEEDING SCHEDULE. CLASS B' STONE FOR EROSION PROP. -- TOP OF BANK
TYPE 1 AREA -LOW MAINTENANCE AREAS SUCH AS WOODED UNDEVELOPED AREAS AND CROSS-COUNTRY UTILITY
TEMPORARY STONE OUTLET CONTROL PURPOSES, N.T.S. FILTER SEWER )--->
EASEMENTS, WHICH ARE TYPICALLY NOT CLEARED ARE MOVED REGULARLY.IPE ,' ��� , Q .10
N.T.S.NTSSECTION A -A BLANKET i THICK #4 o 04 -
APPLICATION RATES (LB/AC) WASHED STONE N N
SEEDING MIXTURE GENTLE SLOPES STEEP SLOPES AL Z V ' o v
80 100 1.5 ft q Z
SERICEA LESPEDEZA 20 30 USE ONLY UNSCARIFIED SEED AFTER AUG 15 IRE ENCS METAL POSTS i 4 MAX -�-{ min SANDBAGS LIMITS OF CONSTRUCTION -J °o U- z
KOBE LESPEDEZA 10 10 ( ) STEEL POST 2.0 INTO GROUND AS SHOWN ON PLANS Q' w
i (RE(�'D W/BURLAP ONLY)
10-10-10 FERTILIZER 1000 1000 Z ,p o
AGRICULTURAL LIMESTONE 4000 4000 a Z FABRIC ''� Q CL � w
(NO WIRE FENCE REQ'D)X�ji # 57 STO PLAINLO _
ADDITIONAL SOIL AMENDMENTS WILL ALSO BE USED AS FOLLOWS: �I O -BACKFILL TRENCH WITH SOIL 19 GAUGE HARDWARE � `�� w >i
APPLICATION RATES (LB/AC) o C.MATERIAL AND TAMPING OR CLOTH (1 14 MESH A Q o POLYETHYLENE FABRIC TOP OF BANK `o =
HULLED GERMAN MILLET RYEGRAIN o ° °WASHED STONE TO 6" ABOVE 6 I ��Q�� ON FACE (8 MIL. THICK) l �
BERMUDAGRASS ° ° GRO ND. AL � �
FEB 15 -MAR 21 40 0 (� 0 0 Q
MAR 21 - MAY 1 15 40 �j\:�
` � _�� � OTTOM STREAM CHANNEL Z
CROSS SECTION o00000000a o0
MAY 1 - JUNE 15 15 10 -•i °
JUNE 15 -AUG 15 10 ,;�! :���%o ` �, ���� ,� _
AUG 15 - OCT 25 40 16" STREAM
OCT 25 - FEB 15 40 iv J57 WASHED o FLOW cv Q�_� i i TEMP. PIPE, 60 STEEL OR CAST IR N
STONE
18"
TYPE 2 AREA -HIGH MAINTENANCE AREAS SUCH AS HOME LAWNS, PARKS, SCHOOLS, CHURCHES, BUSINESSES AND 2: 1 SIDE SLOPE 57 STONE
MIN.
RECREATIONAL AREAS, WHICH ARE TYPICALLY MAINTAINED REGULARLY TO AN AESTHETIC STANDARD. # PROP.
C� • EX. INV. TEMPORARY
APPLICATION RATES LB AC TEMPORARY SILT FENCE �/� ° ° ° ° ° ° ° ///iii\\'> CREEK SEWER
SEEDING MIXTURE: ( / ) FEB 1 - MAR 31 MAR 31 - AUG 20 STANDARD CATCH BASIN/ // 10` MIN. STONE DAM
,� �i 0000 0000 C?�C�r PIPE
000000 00;000
AUG 20 -OCT 25 AUG 20 -FEB 1 N N.T.S.
T, S YARD INLET PROTECTION c r/ SANDBAGS
BLEND OF 3 OR MORE TURF -TYPE TALL FESCUES 200-250 N.T,S. on
KOBE LESPEDEZA 30 CLASS B SYNTHETIC FILTER KI A
a o o %l STONE FABRIC SECTIOIN AA
10-10-10 FERTILIZER 1000 1000 NATURAL \i
AGRICULTURAL LIMESTONE 4000 4000 GROUND �Q D
NITROGEN(TO BE APPLIED AUG 20 -FEB 1 ONLY) 40 /-EARTHEN RIDGE CONSTRUCTION SPECIFICATIONS
2'1 �°E SUES STONE SECT O N c, 2 Z °- Z 0 °-
MULCH SHALL BE WHEAT OR OAT STRAW, OR PEANUT OR GRASS HAY, AND SHALL BE APPLIED AT THE RATE OF 4000 -} 1. UNIFORMLY GRADE A SHALLOW DEPRESSION APPROACHING THE o o -j Q J w �
POUNDS PER ACRE TO ALL SEEDED AREAS. MULCH SHALL BE APPLIED UNIFORMLY WITHOUT CLUMPS OR BUNCHES OF 18" INLET. NOTES > w o
MATERIAL. MULCH SHALL BE APPLIED IMMEDIATELY AFTER SEEDING AND PREFERABLY ON THE SAME WORKING DAY sioaE 2. DRIVE 5 -FOOT STEEL POSTS 2 FEET INTO THE GROUND TEMPORARY ROCK CHECK DAM C> Q
THAT THE SELECTED AREA IS SEEDED. ANCHOR STRAW BY TACKING WITH ASPHALT, ROVING, OR NETTING BY CRIMPING >, Z in
WITH A MULCH ANCHORING TOOL, ON STEEP SLOPES, USE A DULL DISK HARROW SET SO IT WILL NOT COVER THE i �a SURROUNDING THE INLET. SPACE POSTS EVENLY AROUND THE 1) EROSION STONE TO BE 'CLASS II RIP -RAP d50=18 UNLESS DESIGNATED <t
PERIMETER OF THE INLET, A MAX. OF 4 FEET APART. DIFFERENTLY ON PLAN.
3. SURROUND THE POSTS WITH WIRE MESH HARDWARE CLOTH. CONSTRUCTION SPECIFICATIONS 2) KEY SANDBAGS & FILTER FABRIC INTO CREEKBANKS AND INVERTS WHEN U o 0
MAINTENANCE AND RESEEDING o USE 2 TO 15 -INCH STONE N.C. DEPARTMENT OF TRANSPORTATION POSSIBLE SANDBAGS TO BE MIN. 24" ABOVE WATER LEVEL. ) w c" � U J >
SECURE THE WIRE MESH TO THE STEEL POSTS AT THE TOP,
THE CONTRACTOR SHALL MAINTAIN ALL SEEDED AREAS UNTIL ACCEPTANCE OF THE WORK, BY WATERING, MOWING, AND ( O H vi d w Q Ir
CONSTRUCTION SPECIFICATIONS MIDDLE, AND BOTTOM. PLACING A 2 -FOOT FLAP OF THE WIRE CLASS A OR CLASS B EROSION CONTROL STONE). 3) SANDBAGS, POLYETHYLENE, &TEMPORARY CMP MAY BE DELETED ON DRAINAGE � d w X = c.� �
WEEDING. ANY AREAS WHICH FAIL TO SHOW A SATISFACTORY STAND, FOR ANY REASON WHATSOEVER, SHALL BE 1. INSTALL THE DIVERSION AS SOON AS THE RIGHT OF WAY HAS BEEN o ) DITCHES, WITHOUT ACTIVE FLOW, AS DIRECTED BY ENGINEER. 0 `' U' 0'
RETREATED FOLLOWING THE GRASSING PROCEDURE SPECIFIED HEREIN. DAMAGE, RESULTING FROM EROSION, GULLIES, MESH UNDER THE GRAVEL FOR ANCHORING IS RECOMMENDED. KEY THE STONE INTO THE DITCH BANKS AND EXTEND IT BEYOND THE
WASHOUTS, OR OTHER CAUSES PRIOR TO ACCEPTANCE, SHALL BE REPAIRED BY REFILLING WITH TOPSOIL AND CLEARED AND GRADED. 4. PLACE CLEAN GRAVEL NC DOT 5 OR 57 STONE ON A 2:1 ABUTMENTS A MINIMUM OF 18 INCHES TO AVOID WASHOUTS FROM 4) CONVERT TO PERMANENT CHANNEL STABILIZATION AFTER UTILITY LINE IS m
RETREATED FOLLOWING THE GRASSING PROCEDURE SPECIFIED HEREIN. 2. DISK THE BASE FOR THE CONSTRUCTED. RIDGE BEFORE PLACING FILL. ( # # } INSTALLED.
3. TRACK THE RIDGE TO COMPACT IT TO THE DESIGN CROSS SECTION. SLOPE WITH A HEIGHT OF 16 INCHES AROUND THE WIRE, AND OVERFLOW AROUND THE DAM.
4. LOCATE THE OUTLET ON AN UNDISTURBED AREA. ADJUST FIELD SMOOTH TO AN EVEN GRADE. 5) BACKFILL OVER PIPE TO BE OF NON -ERODIBLE MATERIAL (ROCK OR STONE).
SEQUENCE Of CONSTRUCTION SPACING OF THE DIVERSION TO USE THE MOST STABLE OUTLET 5. ONCE THE CONTRIBUTING DRAINAGE AREA HAS BEEN STABILIZED, 1. PLACE STONE TO THE LINES AND DIMENSIONS SHOWN IN THE PLAN ON
AREAS. WHEN NATURAL AREAS ARE NOT DEEMED SATISFACTORY, REMOVE ACCUMULATED SEDIMENT AND ESTABLISH FINAL GRADING A FILTER FABRIC FOUNDATION. Z
PROVIDE OUTLET PROTECTION. o
1. NOTIFY NCDENR LAND QUALITY SECTION PRIOR TO CONSTRUCTION BY TELEPHONE AT 5. IMMEDIATELY SEED AND MULCH THE PORTIONS OF THE DIVERSIONS ELEVATIONS. 2. KEEP THE CENTER STONE SECTION AT LEAST 9 INCHES BELOW TEMPURAR Y CUL I/ER T TYPE
[phone]. NOT SUBJECT TO CONSTRUCTION TRAFFIC. STABILIZE WITH GRAVEL 6. COMPACT THE AREA PROPERLY AND STABILIZE IT WITH NATURAL GROUND LEVEL WHERE THE DAM; ABUTS THE CHANNEL TR
r n /
2. OBTAIN GRADING PERMIT AT PRE -CONSTRUCTION MEETING, OR REFER TO ENCLOSED AREAS TO BE CROSSED BY VEHICLES. GROUNDCOVER. BANKS. STREAM CROSSING U
COPY IN CONTRACT DOCUMENTS AND SPECIFICATIONS BOOK. MAINTENANCE 3. EXTEND STONE AT LEAST 1.5 FT BEYOND ;THE DITCH BANKS TO KEEP o
3, INSTALL STABILIZED CONSTRUCTION ENTRANCE/MUD RAMP AT ALL CONSTRUCTION PERIODICALLY INSPECT RIGHT OF WAY DIVERSIONS FOR WEAR AND AFTER MAINTENANCE OVERFLOW WATER FROM UNDERCUTTING THE DAM AS IT RE-ENTERS N.T.S.
ENTRANCES. EVERY HEAVY RAINFALL FOR EROSION DAMAGE. IMMEDIATELY REMOVE THE CHANNEL.
4. CLEAR SITE ENOUGH TO INSTALL EROSION CONTROL DEVICES. SEDIMENT FROM THE FLOW AREA AND REPAIR DIKE. CHECK OUTLET AREAS INSPECT INLETS AT LEAST WEEKLY AND AFTER EACH SIGNIFICANT
AND MAKE TIMELY REPAIRS AS NEEDED. WHEN PERMANENT ROAD
5. INSTALL SEDIMENT AND EROSION CONTROL DEVICES. INCH OR GREATER} RAINFALL EVENT. CLEAR THE MESH WIRE OF
DRAINAGE IS ESTABLISHED AND THE AREA ABOVE THE TEMPORARY RIGHT MAINTENANCE
6. PERFORM CONSTRUCTION ACTIVITIES PER CONSTRUCTION PLANS AND DIRECTIVE OF THE OF WAY DIVERSIONS IS PERMANENTLY STABILIZED, REMOVE THE DIKE AND ANY DEBRIS OR OTHER OBJECTS TO PROVIDE ADEQUATE FLOW FOR <
ENGINEER. FILL THE CHANNEL TO BLEND WITH THE NATURAL GROUND, AND SUBSEQUENT RAINS. TAKE CARE NOT TO DAMAGE OR UNDERCUT INSPECT CHECK DAMS AND CHANNELS FOR DAMAGE AFTER EACH RUNOFF o
7. MAINTAIN AND CLEAN EROSION CONTROL FACILITIES THROUGHOUT DURATION OF PROJECT. APPROPRIATELY STABILIZE THE DISTURBED AREA. THE WIRE MESH DURING SEDIMENT REMOVAL. REPLACE STONE AS EVENT. ANTICIPATE SUBMERGENCE AND DEPOSITION ABOVE THE CHECK DAM
8, ONCE CONSTRUCTION IS COMPLETE SEED SITE. NEEDED. AND EROSION FROM HIGH FLOWS AROUND THE EDGES OF THE DAM. CORRECT LU - �' -� �
9. AFTER ALL AREAS HAVE BEEN STABILIZED AND APPROVAL IS GRANTED BY NCDENR LAND ALL DAMAGE IMMEDIATELY, IF SIGNIFICANT EROSION OCCURS BETWEEN DAMS. j ���� ��i�F�fhf I����y
TYPICAL EARTHEN BERM<{
QUALITY SECTION, REMOVE TEMPORARY EROSION CONTROL DEVICES. INSTALL A PROTECTIVE RIPRAP LINER IN THAT PORTION OF THE CHANNELMt}1i 4�
N.T.S. (PRACTICE 6.31. RIPRAP-LINED AND PAVED CHANNELS), 4�
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1 �t} t=, •vsrg a , r» ua'•` c , Asn ° � 5� � P �' ' ^r
REMOVE SEDIMENT ACCUMULATED BEHIND THE DAMS AS NEEDED TO PREVENT2.
3a iia" af> is ,,z'`iVq, CYt a'`
DAMAGE TO CHANNEL VEGETATION, ALLOW THE CHANNEL TO DRAIN THROUGH.'
GENERAL MAINTENANCE PROVISIONS
/ VARIES THE STONE CHECK DAM, AND PREVENT LARGE FLOWS FROM CARRYING
INSPECT TEMPORARY EROSION CONTROL DEVICES AFTER EACH PERIOD OF / / SEDIMENT OVER THE DAM. ADD STONES TO DAMS AS NEEDED TO MAINTAIN
PIPING. DESIGN HEIGHT AND CROSS SECTION, 4`x°'>sF,`�4st
SIGNIFICANT RAINFALL. CHECK DEVICES FOR RILLS, EROSION, OR ,``Yt;
ALL AREAS SHOULD BE STABILIZED WITHIN 15 WORKING DAYS AFTER ,y/\\//\\//\\//\�y/\\/\\ \\//\\//\\ \//\\//\\/ / ,, yyF
CONSTRUCTION IN THAT AREA. DENUDED AREAS SHALL NOT EXCEED /.y�j\\j\\j\\j\\j \j\\j\\ \j\\///� Q EXIST. CHANNEL SLOPE Q O ' ,�'�,a R,,,rtsFr,1q a)),7 i
,�J^r1`�s�as? t t 31 f 'R�';
1000 LINEAR FEET WITHOUT SEEDING AND STABILIZATION. ALL AREAS \\\\\\ \\\\\ \\\\\,\\\
./// // ,//
DAMAGED PRIOR TO ESTABLISHING PERMANENT STABILIZATION SHALL BE \/\/� /\\/\/ /
\\/\\/ \\ O f Pipe Invert, 3�i`0 UJ
IMMEDIATELY RE-ESTABLISHED. // // // / �' ,sef £'
/j\\///\\\/ / kms` / 3 / I \\ �(� EXIST. CREEK WIDTH oo �, € , ` t` >fY �P `� �la. G
i e Marc
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\\ \\ \ \\� � F ��#�a;'YF"{"'f�i
S ADDITIONALLY, THE FOLLOWING ITEMS SHALL BE PERFORMED IN /�/\ /,�� //\ ' O Q Jot r Iy�a Y'� FION�
o N THIS SHEET: \�//\\// Flow---!*,� , t< Nrak
a I„
ACCORDANCE WITH THE SPECIFIC CONSTRUCTION DETAILS 0 H S
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1. SEDIMENT BASINS AND INLET PROTECTION DEVICES SHALL BE CLEANED
O ���c
o WHEN SEDIMENT HAS ACCUMULATED TO ONE-HALF OF THE DESIGN / / / / . , J Eng>4{ I; ' "uy Z
N \\\ _ _ \\\ FILTER FABRIC Q`� 0 00' �4 >e�
DEPTH OF THE DEVICE, THE SEDIMENT SHALL BE PLACED IN THE i / / _ / / 7. cr rh/ k4 ; t yfi3 : f ? q q ,5,, LL ..�
o DISPOSAL AREA OR APPLIED TO THE LAND AREA. ANY GRAVEL \\\\ \\\\\\ - - -`` �� aM.? ,s (4 'r i;
i///// EXIST. CREEK .: Lr-
(.�
WITH
BY THE SEDIMENT SHALL BE REPLACED
FACINGS CONTAMINATED E SED _Ft. {,:,. ;tk : �,�
RIP RAP LINING, u L , �r5
z CLEAN GRAVEL. BOTTOM SURFACE � � � � � '
STONE SIZE VARIES�X�to _ cao30,��
2. RIP -RAP, SILT FENCE AND EARTH BERM DIVERSIONS SHALL E / / / / _. _•
...,,, , - ., J � -<, ;a33�_,.,r5r��,.��.�: �-,�'°='.
8 \\\\\\\\\\\\\\\\\\/�\ moi. O ,.::�J ,. i }qtr
C.) INSPECTED FOR EROSION, DISPLACEMENT, BREAKS, OVERRUNS, AND / / / % \%�/ / / . de th `u a P<i < ,,Iti'a''r7a9�,� . * '
CJ �,. -. 'J O rf< � S ��€`N �' x'Pz � � °: �. „r':y� fYs i6Bt � '� A . ... a : - • . -
I EXCESSIVE SEDIMENTATION. THESE DAMAGES SHALL BE REPAIRED BY o o tf 3. ��
/ NOTE ,� .,, a � , LLI �
RETURNING THE DEVICE TO ITS DESIGN CONDITION. 2-3s# �/ 2-3 o o.;o Cyt ;',���'' _ I
Coarse aggregate
ttsI
PER DWQ REGULATIONS, PLACEMENT OF CHANNEL .o
OS ( Fir art R3 z a '�u c
O 3. SEEDED AREAS ERODED PRIOR TO PERMANENT STABILIZATION SHALL BE STABILIZATION STONE SHALL BE LIMITED TO THE BOTTOM [..:) „;iat'�a� � ` `�` ��� '���, .� r�� � � M
REGRADED AS NECESSARY, RESEEDED AND MULCHED UNTIL A SUITABLE AND NK F TEMPORARY CONSTRUCTION ENTRANCE
BANKS 0 CHANNEL WHICH ARE DIRECTLY IMPACTED BY
_ wx , , h• s
SURFACE IS ACHIEVED. THE SEWER LINE INSTALLATION. RIP -RAP SHALL NOT BE N.T.S.'`UL
1. PREPARE SOIL BEFORE INSTALLING BLANKETS, INCLUDING APPLICATION OF LIME, PLACED IN AREAS THAT WERE NOT DISTURBED, AND SHALL UJ
Is, FERTILIZER, AND SEED. ONLY BE INSTALLED BELOW THE NORMAL HIGH WATER LEVEL. Washing - If conditions at the site are such that most of the mud and sediment 0 X
$ 2. BEGIN AT THE TOP OF TNF CHANNEL BY ANCHORING TNF BLANKET 1N A 6" DEEP are not removed by vehicles traveling over the gravel, the tires should be
EROSION CONTROL PROCEDURE X 6'" WIDE TRENCH, BACKFILL AND COMPACT THE TRENCH AFTER STAPLING RIP -RAP SHALL ONLY BE INSTALLED BELOW THE EXISTING <C
J. ROLL CENTER BLANKET IN DIREC77ON OF WA7ER FLOW ON BOTTOM OF CHANNEL. GRADE OF THE CHANNEL, SUNK INTO THE GROUND, SUCH washed. Washing should be done on an area stabilized with crushed stone that Naturt3i Ground
.� The CONTRACTOR shall conform to all requirements of the soil A drains into a sediment trap or other .suitable disposal area. A wash rack may also .T
y q 4. PLACE BLANKETS END ODER END (SHINGLE STYLE) WITH A 6 OVERLAP, USE A THAT ORIGINAL GRADES AND CONTOURS ARE NOT MODIFIED. Riprop Headwall, l' min .
sedimentation and erosion control laws and regulations of the DOUBLE ROW OF STAGGERED STAPLES 4" APART TO SECURE BLANKETS be used to make washing more Convenient and effective. t 3 height from road shoulder 'Y r
RIP -RAP SHALL NOT BE PLACED ON TOP OF THE SURFACE tt, I 7.
o State of North Carolina as established and enforced by the 5. FULL LENGTH EDGE OF BLANKETS AT TOP OF SIDE SLOPES MUST BE ANCHORED"5ra�,mf yff
Land unlit Section of the North Carolina Department of IN s DEEP X 6" WIDE TRENCH. BACKF/LL AND COMPACT INE TRENCHAF7ER OF THE GROUND UNDER ANY CIRCUMSTANCES. Construction S ecificationS: °W a�`fi'"'"```s'l '`'€y'`
Q
STAPLING.
O ) ..,,,..� ^ir
rn Environment and Natural Resources. These requirements A 1. Clear the entrance and exit area of all vegetation,- L
6. BLANKETS ON SIDE SLOPES MUST BE OVERLAPPED 4 OVER THE CEN7FR BLANKETroots, and other ob)ec
I 1 but not e limited to the following: ALL FINES AND OR FEES IMPOSED ON THE OWNER BY
shat include b o b o g AND STAPLED (2 FOR C350 MATTING). l tionable material and properly grade it.
NCDENR DU T I
•.. ... . - 1 :.:
ttataea,6 P
1. All denuded areas are to be seeded and stabilized 7. IN HIGH FLOW CHANNEL APPLICATIONS, A STAPLE CHECK SLOT /S RECOMMENDED E 0 IMPROPER CHANNEL STABILIZATION lig„
f...s a:
A � 3 da .�'�� ,.
.... „
-- AT 30 TO 40 FOOT INTERVALS. S A ROW F 4 P OVER ENTIREPRACTICESt.ti 7 i
f m USE O 0 STAPLES APART 1'� . � ,,
within 15 days of completion of an hose a rad SHALL BECOME THE RESPONSIBILITY OF THE 2, Place the ravel to the rade and dimensions shown on h �
Y p Y p grading. A 99 t e and � .`����
o _.___
.
k4 ST W /N Au t
DIN OF INE CHANNEL. PLACE A SECOND ROW 4 .BELOW INE FIR ROW
Should conditions exist unfavorable for seeding or other NT smooth it.
g CONTRACTOR. ALL ADDITIONAL COST ASSOCIATED WITH THE
O
, STAGGERED PA 7TERN.
Ow,
application
Intended round cover,mulch and tack a Ilcat o as
REPAIR F
pE 0 IMPROPERLY INSTALLED STABILIZATION MEASURES
m 9P d. THE T DEEP X 6 WIDE
END OF H BLANKETS MUST E A
E E S M S B ANCHORED /N A 6
.
O
specified below will be required. 7RENCH. BACKFILL AND COMPACT THE 7RENCH AFTER STAPLING SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR, AT THE 3. Provide drainage to carry water to a sedment trap or other suitable outlet.
o, Figure 6.55a Rack pipe Inset protection plan view and cro.sss-section view SHEET N0.
0 2. All erosion control improvements shall be maintained, repaired DISCRETION OF THE OWNER AND ENGINEER.
N 4. Use geotextile fabrics because they improve stability of the foundation in
and kept working until acceptance of project. locations subject to seepage or high water table.,
4 NORTH AMERICAN' GREE'
Maintenance: TEMPORARY PIPE INLET PROTECTION
TEMPORARY DITCH LINING CHANNEL R E S TO R A TI 0 N DETAIL Maintain the gravel pad in a condition to prevent mud or sediment from leav-
z ing the construction site. This may requuire periodic topdressing with 2 -inch N.T.S.
INSTALLATION GUIDE stone. After each rainfall, inspect any structure used to trap sediment and clean
N. TS. N. T. S. it out as necessary. Immediately remove all objectionable materials spilled,
washed, or tracked onto public roadways. OF TY -33
a
Q 2009 Davis -Martin Powell & Associates, Inc