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Detail_20230914 0 M TOP OF FILL TOP OF FILL TOP OF FILL O O 0 M TOP OF FILL TOP OF FILL TOP OF FILL ' '�Z QQ3 '..'�z QQ3 Z � LL1 �°oO000 r n_J cn GROUND LINE - H GROUND LINE H GROUND LINE H LL J O H U r o�1 TA GROUND LINE H GROUND LINE H GROUND LINE H "O C,y CJ w-p O co O MZ�=a o0�== �Z-=� o0�=Z N N = 00 n ■r_Nren,xr= �nr=ar�r�m� xr L-11 nr= ru= r_rra�ur_ m=hreu�nr_ nr_arar�rrr_ W Z LL ^ '�O C7 - - - --- - - -- - - - - - - -- Q Z ' ' IU V 0) 2 =-1zDm T _ QQ = _ m Nr=Nra u,ur_ �w_a A H U 2 O(7 1l Z r ro �ruGnr� xr�rnarrcn� 'rn= rre�nr_ ra=ruvu�ur= rrr=arau�ur_ LLI ¢L.L= Cr O O r rx r m r +x Q Iti O O rp ra rx u+ rp ru Q LU P I n1 O = O COMPACT AFTER COMPACT AFTER �_�Z = O COMPACT AFTER COMPACT AFTER �_�Z Z 1-4 r + _-_ _ _ sr PIPE IS PLACED + --- - �r r .- �+ PIPE IS PLACED W Z 1--I r + -- �+ PIPE IS PLACED r - �+ r - �+ I PLACED w n, O" x i &PRIOR TO n i■ x r & PRIOR TO W O Iti nr i & PRIOR TO rir w xr r & PRIOR TO ~LL J 1 7 n==Z PLACEMENT OF - TYPE IV �� PLACEMENT OF N¢o'-'Q n= Z - PLACEMENT OF TYPE IV �Y PLACEMENT OF D o Q z z f1¢i Co n .:Y:•••. ■ FILL �:T.�•,. •It ENGINEERING .•Y:.. �+ FILL O CO n p FILL _ ur ENGINEERING r O D - = FABRIC = �p Z D ) - - ? - FABRIC = ;Y:• FILL Z 11 ` U Q N D �rnar '�r=rer _ - D �rnar ur=rn w O � - -- - . I.D./6 MIN. rrr• ~N � - -- - r I.D./8 MIN. r/r♦ � H NOT LESS _ d N , TT NOT LESS _ CD I.D.16 MIN. S r�w�nr�ru rrr rx�W-ur THAN 8" rr rn=ur=nr=ur=x r- rx-rr=_rn EARTH WO OO I.D.16 MIN. J Nr� r�urse"Islir ulm rx=trr-+n THAN 8" rr n+=m=ur=rn=nr= rp=rr=ru- EARTH w0 ` Q Z NOT LESS THAN 6" I.O.J6 MIN. __T - - _ r - - r O Z NOT LESS THAN 6" I•D./6 MIN. _ - - r - - _ - - - ■ Q w O.D. + S' NOT LE33 THAN 6 1•�" PER FOOT OF 'H' O.D. + 3' NOT LESS THAN 8 LT," PER FOOT OF 'l C BUT NOT LESS THA� 12" BUT NOT LE33 THA� 12° ` / � �7 ROCK 0.0. + 3' NOR MORE THAN 24 O.D. + 3' ROCK O.D. + 3' NOR MORE THAN 24 0.0. + 3' JS. LL- N z NORMAL EARTH FOUNDATION AS DIRECTED BY ENGR. NORMAL EARTH FOUNDATION AS DIRECTED BY ENGR. 4 ROCK FOUNDATION ROCK FOUNDATION / UNSUITABLE MATERIAL FOUNDATION UNSUITABLE MATERIAL FOUNDATION Q Rsa TOP OF FILL PIPE T I N TRENCH TOP OF FILL TOP OF FILL PIPE TOP of IN TRENCH TOP OF FILL m o m o L ,6 f w Z H OX Z O MIN. O.D. H MIN. O.D. _ MIN. O.D. MIN. O.D H. �- MIN. 0.0. T MIN. 0.0. - LL Q Q H H H LL Q 45' _ J 0H - J L I O = {� GROUND LINE �• GROUND LINE f• FZ-I Q Q Cl) GROUND LINE GROUND LINE 1Z-1 Q r TYPE IV MIN. 0.0 MIN. O.D. M ��� IN. O.D. MIN. 0.0. MIN. 0.0. MIN. O.D. -n TI GROUND LINE W TYPE IV }� 0 _ ENGINEERING GROUND LINE ENGINEERING r � r - - - . FABRIC -. � N a � � •. - - - - ,� 1 - - !•j,FABRIC - -- - �i � y W \\\ `` RQ/ m V D _x, :=war rt.rrr.ur=nr_ nr r�ur^r u_ur_ur_m= O Z ~ N n '�• ,x, >=rrrar urn=urcxr_ n, rn+ar nr+r_ur cur_ 0 Z a r X ?::,: - - Y': = I••I Z -xr�Hrr -rr_«+=rxa;#ZIFr = F'I Z - x= rr=rr+� COMPACT AFTER d COMPACT AFTER O H 0 _xr-rrCr -p .Y - 'urv■+arn _PIPE IS PLACED yy _ .t. 1rL {:••Y': ••4'• yy 1"1 �• r 1 0 1..1 0 - -PIPE IS PLACED % r 1 0 d € � � O /y '9 W = & PRIOR TO = W - &PRIOR TO = _ r m D COMPACT AFTER I.D./S MIN. - PLACEMENT OF - - W J m D •• I.D./6 MIN. - PLACEMENT OF - W - 35' 6• 5• 4' = ;•Q �< PIPE IS PLACED r - Q NOT LESS THAN 6" -IH=r+r=_nr=_err�ur=_ rp=_rx-tile FILL -+rr 1u_u =rrr�n r= rp E�x-ur O m 0 & PRIOR TO NOT LESS THAN 6' u+=rrr�rp=nr�rr� ,x=+x_ru FILL nr_r+r,n _ur=nr� rx_+rr_xr m - _ - PLACEMENT OF I.D./6 MIN. AS DIRECTED 0 H I.D./6 MIN. AS DIRECTED 0 _ SEAL _ ~ FILL O.D. + 2' I.D.16 MIN. NOT LESS THAN 8" MIN. O.D. MIN. O.D. BY ENGINEER Z I--I �( T"T I"1 COMPACT AFTER 0.0. + 2' I.D.16 MIN. NOT LESS THAN 6" MIN. O.D. MIN. O.D. BY ENGINEER Z 1"1 I = 045509 1-i Z 0 NOT LESS THAN 6" O.D.+ 2' Q IL W Z 0 PIPE IS PLACED NOT LESS THAN 6" p.D.+ 2' Q H N 1Tz" PER FOOT 2" `H' J m N D Ill PRIOR PLACEMENTDOF BUT NOT LESS THAN THANFOO 12"'H' W m D BUT NOT LESS THAN 12" L16 FILL NORMAL EARTH FOUNDATION ROCK FOUNDATION NOR MORE THAN 2a"NORMAL EARTH FOUNDATION ROCK FOUNDATION NOR MORE THAN 24" LL UNSUITABLE MATERIAL FOUNDATION UNSUITABLE MATERIAL FOUNDATION = O SLOPE As REQUIRED �j I N .•' \\ GENERAL NOTES: PIPE ABOVE GROUND r GENERAL NOTES. PIPE ABOVE GROUND Cl) Q ao,l 3j ote n K G\\\ Q I.D. = THE MAXIMUM HORIZONTAL INSIDE DIAMETER DIMENSION. DO NOT OPERATE HEAVY EQUIPMENT OVER ANY PIPE CULVERT UNTIL THE PIPE CULVERT HAS C7 O > TI 00 NOT OPERATE HEAVY EQUIPMENT OVER ANY PIPE CULVERT UNTIL THE PIPE CULVERT HAS C7 O /lll IIII(��`dM 3/2023 T BEEN PROPERLY BACKFILLED AND COVERED WITH AT LEAST 3 FEET OF APPROVED MATERIAL. Z 'j O I.D. = THE MAXIMUM HORIZONTAL INSIDE DIAMETER DIMENSION. BEEN PROPERLY BACKFILLED AND COVERED WITH AT LEAST 3 FEET OF APPROVED MATERIAL. Z O � O.D. = THE MAXIMUM HORIZONTAL OUTSIDE DIAMETER DIMENSION. - - --- SPRINGLINE OF PIPE W W Q O.D. = THE MAXIMUM HORIZONTAL OUTSIDE DIAMETER DIMENSION. -- --- SPRINGLINE OF PIPE LLJ W TERRAIN MAX SLOPE SECTION AA Z H = THE FILL HEIGHT MEASURED VERTICALLY AT ANY POINT SELECT BACKFILL MATERIAL CLASS III OR CLASS II, TYPE 1 Z H = THE FILL HEIGHT MEASURED VERTICALLY AT ANY POINT SELECT BACKFILL MATERIAL CLASS III OR CLASS II, LEVEL 2:1 ALONG THE PIPE FROM THE TOP OF THE PIPE TO THE TOP ® ABOVE AND BELOW SPRINGLINE. ALONG THE PIPE FROM THE TOP OF THE PIPE TO THE TOP ® BELOW SPRINGLINE. ROLLING 2c1 OF THE EMBANKMENT AT THAT POINT. OF THE EMBANKMENT AT THAT POINT. MOUNTAINOUS I-V1:1 ® APPROVED SUITABLE LOCAL MATERIAL. ® APPROVED SUITABLE LOCAL MATERIAL ABOVE SPRINGLINE. ® TAKE CARE TO FULLY COMPACT HAUNCH ZONE OF PIPE BACKFILL. ® TAKE CARE TO FULLY COMPACT HAUNCH ZONE OF PIPE BACKFILL. xFrrr�rrr�r UNDISTURBED EARTH MATERIAL xFrrr�rrr err UNDISTURBED EARTH MATERIAL •' LOOSELY PLACED SELECT MATERIAL CLASS III OR CLASS II, TYPE 1 LOOSELY PLACED SELECT MATERIAL CLASS III OR CLASS II, TYPE 1 FIGURE 8 FOR PIPE BEDDING. LEAVE SECTION DIRECTLY BENEATH PIPE SELECT MATERIAL CLASS V OR VI FOR FOUNDATION CONDITIONING. ENCAPSULATE FOR PIPE BEDDING. LEAVE SECTION DIRECTLY BENEATH PIPE SELECT MATERIAL CLASS V OR VI FOR FOUNDATION CONDITIONING. ENCAPSULATE SHEET 1 OF 3 UNCOMPACTED AS PIPE SEATING AND BACKFILL WILL WITH ENGINEERING FABRIC AS DIRECTED BY THE ENGINEER. SHEET 1 OF 3 SHEET 2 OF 3 UNCOMPACTED AS PIPE SEATING AND BACKFILL WILL WITH ENGINEERING FABRIC AS DIRECTED BY THE ENGINEER. SHEET 2 OF 3 ACCOMPLISH COMPACTION. ACCOMPLISH COMPACTION. I- 300.01 300.01 300.01 300.01 z SYMMETRICAL CUL-DE-SAC ud NO CURB & GUTTER O W 0 U z Ulm FLEXIBLE PIPE o 20'-0" MIN. DRIVE PIPE o �- �¢ F_ - Z Round Corrugated Steel Pipe Round Corrugated Aluminum Pipe ¢<3: . VAR. VARIABLE FROM 12'-0" TO 16'-0" VAR. VAR. Q Q FO-1 O M 2 2/3 x I2 corrugation ** 2 213 x 1t corrugation ** Z= U WIDTH WIDTH H =V 45'-0" j O T I LL J EL I--1 Z - 4 Ll,J O" RIGHT OF WAY z 1--1 Z�=D Diameter Minimum cover Maximum Height of Cover (feet) Diameter Minimum cover Maximum Height of Cover (feet) O O C5= O O C5=2; ' O 2 O D C')m inches inches (Ga) 16 14 12 10 8 inches inches (Ga) 16 14 12 10 8 w¢Z LL= LV Q Z LL ^ 6-0' z -n Z 12 12 204 256 12 12 123 155 218 281 344 H C.) O Cyr LU U<O SHOULDER PAVEMENT SHOULDER DITCH =O O O 15 12 162 204 15 12 98 123 174 224 275 _ Z F-I VAR. SLOPE VAR. SLOPE Q H I 1 0.02 1 O.o2 *'� Z I LU 1-= Z 0.08 0.( W 0 O�r-I 18 12 135 169 239 18 12 81 102 144 187 228 CO H LL O_J C)F-LL O J LL n=�Z 21 12 115 145 204 21 12 69 87 123 160 195 O Q = I1 p O N PROPOSED PIPE O Q ' �D D 24 12 100 126 178 24 12 60 76 108 139 171 Z I� � O C!)DC * W 30 12 79 100 142 27 12 67 95 123 151 H DRIVEWAY TYPICAL SECTION OUTSIDE DIAMETER Z ■ 36 12 65 83 117 152 30 12 60 85 ill 136 CL Go I1 I/1 O w r RESIDENTIAL LOCAL ROAD cn W Z 42 12 55 70 100 130 160 36 12 50 71 92 113 0 LU 0 48 12 48 61 87 113 139 42 12 60 78 96 T 0 0-0' 54 12 54 77 Igo 123 48 12 52 68 84 BLEND INTERSECTING SHOULDER WIDTH BETWEEN 4'AND WSHALL BE APPROVED BY THE 60 12 69 90 111 54 12 46 50 74 PROPOSED \\ SLOPES DISTRICT ENGINEER CONSIDERING ADJACENT LAND CHARACTERISTICS m U_ DRIVE BLEND INTERSECTING I �� Q 66 12 81 100 60 12 50 62 � SLOPES 72 12 74 91 66 12 51 78 12 81 72 12 41 SHOULDER W N 3 84 12 69 Z POINT I I SHOULDER STBC OR ABC H- N ITT O POINT € Q M = 63 Z ** FOR DIFFERENT CORRUGATIONS AND ARCH PIPES REFER TO I O RIGHT of WAY o ROADWAY DESIGN MANUAL OR MANUFACTURERS SPECIFICATION. O IR•I Z Q +� LL Q O 20'-0' 6'-0' 6'-0' r J I LL ~ SHOULDER PAVEMENT SMOULDER DITCH O I Oil TI REFER TO THE FOLLOWING FOR PIPE SPECIFICATIONS Z J O J� CD O.OZ 1 0.02 y z M r In CSP - AASHTO M36 J X BLEND INTERSECTING X f LLu 0.08 0.08 <.1 r 1 HOPE * Minimum fill 2' for pipe diameters >_ 12" and :5 60" CARP - AASHTO M79B Q Cal m ` 2� SLOPES CD _ * ( ) p p HOPE - AASHTO M294 = Z Q qq o Q (Maximum fill) 20' for pipe diameters S 24" PVC - ASTM F949 or AASHTO M304 1..1 ~ S yv - - = Z Z Fm-1 - G 17' for pipe diameters 2 30" and 5 60" p �Op Q PROP. PIPE O O W = m PVC * (Minimum fill) 2' for pipe diameters >_ 12" and <_ 36" NOTES: FILL HEIGHTS SHOWN WERE CALCULATED USING a Lil 0 F �� SEE NOTE 1. O V J RESIDENTIAL COLLECTOR ROAD I„1 * (Maximum fill) 30' for pipe diameters >_ 12" and <_ 36" AASHTO LRFD BRIDGE DESIGN SPECIFICATIONS Z 1-1 W_ SEE NOTE 1. CC LLI H *TERRAIN MAX SLOPE D Z 1' MINIMUM COVER FOR ALL SIDE DRAIN PIPE H L VARIABLE Z a LU LEVEL 2:1 � � �■/ Co N D FILL HEIGHT IS MEASURED FROM THE TOP OF THE PIPE O J SLOPE Q ~ W r TO THE BOTTOM OF THE PAVEMENT STRUCTURE IN ACCORDANCE WITH THE STANDARD SPECIFICATIONS J VARIABLE V SLOPE E I � CL CL MOUNTAINOUS 121/1:1 N J m a = O Cn J SLOPE `n 1 RIGID PIPE � LL >_ >- O s7> °RAC U J J 0 ISOMETRIC OF END PIPE TREATMENT Q Q Z a m RCP - * (Minimum fill) V for Class IV & CLASS V O O USE AT LOCATIONS AS DIRECTED BY THE ENGINEER 3 TYPICAL SHOULDER /CROSS SECTION U ' ' ' . 2' for Class III & Class II Z = PLAN O LU Z 1..1 REFER TO THE FOLLOWING FOR PIPE SPECIFICATIONS LU Q > FZ1 O * (Maximum fill) 10' - Class II pipe RCP AASHTO M170 UJ DITCH PROPOSED DRIVEWAY O GENERAL NOTES: Or Z 20' - Class III pipe M - - FINISH GRADE WIDTH OF ROAD '^ 30' Class IV pipe ALL DIMENSIONS GIVEN ARE FOR MINIMUM CONDITIONS. PROPER O ^ N 40' - Class V pipe ENGINEERING JUDGEMENT MUST BE USED IN DETERMINING DRIVEWAY p PROP. PIPE = ppE IT 1 L J LOCATIONS, WIDTHS, AND PIPE LENGTHS. qR, cv S\- UJ (For fills > 40' & < 80' use LRFD Direct IM sign Method) NOTES: FILL HEIGHTS RIDGE WERE CALCULATED USING FACTORS SUCH AS VEHICLE TURNING RADIUS, TRAFFIC VOLUMES, 2' _ I 2' `J z AASHTO LRFD BRIDGE DESIGN SPECIFICATIONS O DRIVEWAY SKEW, OFFSET DISTANCE OF PIPE FROM EDGE OF PAVEMENT, I Q O SHEET 3 OF 3 * FILL HEIGHT IS MEASURED FROM THE TOP OF THE PIPE 1' MINIMUM COVER FOR ALL SIDE DRAIN PIPE SHEET 3 OF 3 PIPE DEPTHS, AND DESIGN SPEED SHOULD BE CONSIDERED IN DETERMINING � O 300■01 TO THE BOTTOM OF THE PAVEMENT STRUCTURE IN ACCORDANCE WITH THE STANDARD SPECIFICATIONS 3 00.0 1 DRIVEWAY WIDTHS. 1 r 1 NOTE: SHEET 1 OF 1 V O 1. THESE AREAS ARE TO BE USED TO BLEND THE INTERSECTING SLOPES TO THE PROPOSED DITCH. SECTION X-X 1310. 10 �- O � _ w ° z BRIDGE TYPICAL SECTION JQ z J O PRDr� RErEEEHCE NO HEE.NG X-XXXX EC-2G P.W SHEEi NO. eOADWAv DESIGN YDNAULICS U ENGINEER HENGINEER COIR FIBER WATTLE DETAIL ,D' La MIN FIGURE 1 W NATURAL GRADE � A NCDOT CLASS TRIP-RAP d ZL WIDTH 3 NOTES: _ gN�� ppVEN`�N� USE MINIMUM 12 IN. DIAMETER COIR FIBER (COCONUT FIBER) WATTLE. ADS,Inc.Drainage Handbook Specifications ♦ 1-15 H 1=1I1= II1=1II USE 2 FT. WOODEN STAKES WITH A 2 IN. BY 2 IN. NOMINAL - ADS HP STORM 12%60" PIPE SPECIFICATION CROSS SECTION. _ _ _ = W1 T W2 ONLY INSTALL WATTLE(S) TO A HEIGHT IN DITCH SO FLOW WILL NOT 1=III=III = = Scope See Inset A WASH AROUND WATTLE AND SCOUR DITCH SLOPES AND AS DIRECTED. -III-III-III-III III-III-III-III-III-III-III III-I This specification describes 12-through 60-inch(300 to 1500 mm)ADS HP Storm pipe for use in gravity-flow INSTALL A MINIMUM OF 2 UPSLOPE STAKES AND 4 DOWNSLOPE 1.9 MAX SLOPE storm drainage applications. EDGE OF PAVEMENT LAYER OF STAKES AT AN ANGLE TO WEDGE WATTLE TO BOTTOM OF DITCH. NOTE MIN H = 2/3 PIPE FILTER FABRIC MATCH EXISTING GRADED Pipe Requirements COIR FIBER WATTLE Y �GO� PROVIDE STAPLES MADE OF 0.125 IN. DIAMETER STEEL WIRE I ^ ADS HP Storm pipe shall have a smooth interior and annular exterior corrugations. U � Q'C�Q FORMED INTO A U SHAPE NOT LESS THAN 12" IN LENGTH. Li f--1 12-through 60-inch(300 to 1500 mm)pipe shall meet ASTM F2881 or AASHTO M330 LO 5 INSTALL STAPLES APPROXIMATELY EVERY 1 LINEAR FOOT ON • Manning's"n"value for use in design shall be 0.012 MATTING BOTH SIDES OF WATTLE AND AT EACH END TO SECURE IT TO THE SOIL. SECTION A-A PLAN BACK RIP-RAP APRON Joint Performance mp m INSTALL MATTING IN ACCORDANCE WITH SECTION 1631 OF THE W ZE SLOPE Pipe shall be joined using a bell&spigot joint meeting the requirements of ASTM F2881 or AASHTO M330. The U z STANDARD SPECIFICATIONS. FOR FLARED END SECTION joint shall be watertight according to the requirements of ASTM D3212.Gaskets shall meet the requirements of ASTM F477.Gasket shall be installed by the pipe manufacturer and covered with a removable,protective wrap to U p ensure the gasket is free from debris.A joint lubricant available from the manufacturer shall be used on the ISOMETRIC VIEW gasket and bell during assembly. 12-through 60-inch(300 to 1500 mm)diameters shall have an exterior bell r^ CONSTRUCTION SPECIFICATIONS wrap installed by the manufacturer. co Fittings J A. BOTTOM GRADE SHALL BE 0.0 %. Fittings shall conform to ASTM F2881 or AASHTO M330.Bell and spigot connections shall utilize a welded or L�L M 2' MAX, 2' UPSLOPE ��* B. SIDE SLOPES 2:1 OR FLATTER. 9 y 9 9 9 1 P q f� N 2'(MAX. integral bell and valley or inline gaskets meeting the watertight joint performance requirements of ASTM D3212. 17 STAKE NATURAL GROUND STAKES STAPLES I ' ' C. SIDEWALLS SHALL EXTEND UP AS SHOWN ON THE PLANS BUT Field Pipe and Joint Performance W O INSET A INSET B NOT LESS THAN TWO-THIRDS THE PIPE DIAMETER. O M To assure watertightness,field performance verification may be accomplished by testing in accordance with � z M D. THERE SHALL BE NO OVERFALL FROM THE END OF THE APRON USE USDA NOMOGRAPH FROM NC SEDIMENT AND EROSION CONTROL MANUAL FOR DESIGN DATA ASTM F1417 or ASTM F2487. Appropriate safety precautions must be used when field-testing any pipe material. p � TO THE SURFACE OF THE RECEIVING CHANNEL. THE AREA TO BE Contact the manufacturer for recommended leakage rates. � �� m • /� OUTLET Ln W1 W2 •T H z PAVED OR RIP-RAPPED SHALL BE UNDERCUT SO THAT THE INVERT 12"(M •) 101-H W 16' 7.5' 18.5' 18" 20" Material Properties LL MATTING 2' DOWNSLOPE OF THE APRON SHALL BE EI THE SAME GRADE (FLUSH) WITH Polypropylene com ound for e and fitting production shall be impact modified copolymer meetingthe material r= ¢ ~ STAKE UPSLOPE DOWNSLOPE THE SURFACE OF THE RECEIVING CHANNEL. THE APRON SHALL Loa-Hw 16' 7.s' 18.s' 18" zo" p pipe g p p CROSS SECTION STAKE STAKE HAVE A CUTOFF TO TOE WALL AT THE DOWNSTREAM END. requirements of ASTM F2881,Section 5 and AASHTO M330,Section 6.1. FOXTROTCRI 20' 7.5' 22.5' 27" 20" VEE DITCH E. APRON DIMENSIONS AND RIP-RAP SIZE OR CONCRETE THICKNESS Installation FOXTROT CR2 10' 4.5' 11.5' 14" 12" MUST BE AS SHOWN ON THE PLANS. Installation shall be in accordance with ASTM D2321 and ADS recommended installation guidelines,with the 2 IN. 2' UPSLOPE VAR. F. THE WIDTH OF THE END OF THE APRON SHALL BE EQUAL TO THE exception that minimum cover in traffic areas for 12-through 48-inch(300 to 1200 mm)diameters shall be one FLOW foot(0.3 m)and for 60-inch(1500 Tim)diameter the minimum cover shall be 2 ft.(0.6 m)in single run STAKE NATURAL GROUND , , , ; BOTTOM WIDTH OF THE RECEIVING CHANNEL AT THE OUTLET ° F- applications. Backfill for minimum cover situations shall consist of Class 1 (compacted),Class 2(minimum 90/o O PIPE, WHICHEVER IS GREATER, OR 3 TIMES THE DIAMETER. m I d50 (ilex fig 8.06 a&b "NC SEDIMENT AND EROSION CONTROL MANUAL" SPD),or Class 3(minimum 95%)material.Maximum fill heights depend on embedment material and compaction �l K ' G. THE PLACING OF FILL, EITHER LOOSE OR COMPACTED IN THE dmax = 1.5 x d50 level;please refer to Technical Note 2.04.Contact your local ADS representative or visit our website at T = 1.5 X dmax. RECEIVING CHANNEL SHALL NOT BE ALLOWED. La = LENGTH OF RIP RAP APRON. 4xd www.adspipe.Com for a copy of the latest installation guidelines. m See Insets MATTING Q H. NO BENDS OR CURVES IN THE HORIZONAL ALIGNMENT OF W1 = END OF APRON. 3xd * 2'(MI 6'(MI ) THE APRON WILL BE PERMITTED. W2 = END of FLARED sEcnoN Build America,Buy America(BABA) z MATTING ADS HP Storm pipe per AASHTO),manufactured in accordance with ASTM F2881 or AASHTO M330,complies c� 2' DOWNSLOPE I. FILTER FABRIC TO BE MIRAFI 500 OR APPROVED EQUAL with the requirements in the Build America,Buy America(BABA)Act. w CROSS SECTION STAKE J. THICKNESS OF RIP-RAP TO BE 1' OR AS NOTED o (n TRAPEZOIDAL DITCH BY THE ENGINEER. Pipe Dimensions. r TOP VIEW rr r rr Average Pipe I.D. 12.2 15.1 18.2 24.1 30.2 36.0 42.0 47.9 59.9 Sheet in(mm) (310) (384) (462) (612) (767) (914) (1067) (1217) (1521) Average Pipe O.D. 14.5 17.7 21 4 28.0 35.5 41.5 47A 54.1 67A in(mm) (368) (450) (544) (711) (902) (1054) (1204) (1374) (1704) Minimum Pipe Stiffness' 75 60 56 50 46 40 35 35 30 @ 5%Deflection stiffness val es list) (ct a (414) (386) (345) (317) (276) (241) (241) (207) `Minimum pipe stiffness values listed;contact a representative for average values. C-6. 0