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Home My WebLink AboutFloodplain Bench Ex. from NCDOT.pdf I I PROJECT REFERENCE NO. SHEET NO. 91 CDETUT IL ITCH DETAIL 2 DETAIL 5 D E AIL 3 Sta.= 13 s LT Sta.= .0 cfs LT �� SEE DETAIL 5 \ oG V5= . cfs V2= .7 cfs RIP RAP AT EMBANKMENT BRIDGE NO. 400207 /7BP.7.R.87 4 ( ) SPECIAL LATERAL BASE DITCH STANDAR BASE DITC� m P �� V5= 5.7 fps V2= 3.7 fps Not to Scale r RAP AT EMBANKMENT �� d= 0.3 ft Q10= 10.0 cfs (Not to Scale) (Not to Scale) (Not Scale) \ A� +30.00 -L- 1 of Front atural Natural Q - 42 s so9s s= 0.163 ft4t V10= 4.2 fps CHARLES E. BROADIE R/W SHEET NO. Ditch a. 1.2 L SEE EMAIL 4 10'min. EX R!W Natural 3. et Slope ound ?.• 1 Ground 5 4.5 f n= 0.04 +24.00 -L- finer= I ROADWAY DESIGN HYDRAULICS Ground 3•, * Natural of I `L' �� B Ditch ASF nITrHIRIS M. BROADIE ENGINEER ENGINEER Ground 3• 3� t Fill D =� .b 56.00 LT _ 1.0'min. D d I D �e Slop d n r \ �Z� \ Sta. 13+cfs LT Q5= 73cfs50 LT Grade 1'S DB 4548 PG 786 Li er- lass B Ri p Min. D= 1 Ft. B D= 1 Ft. Ql = 10.0 d= 0.8 ft eotextile V2 4.2 s V5= 3.9 fps II I I 3 " CONC extile B - Ma .d= 0.5 Ft. r J Vl = 5.0 fps s= 0.031 ft/ft GEOTEXTILE \`� Sta.= 77 T n= 0. 5 Min. D= 1 Ft. * B= 2 Ft. Q2= s n CL S I RIP RAP J -L- A I I FROM STA. 11+25 TO 12+10 LT [ FROM STA. 13+65 TO 14+75 LT __- When B i < 6.0' Q10= 5 c Liner rass Type p- p 9 52 00 OLT = = Max. d= 0.5 Ft. V2= SE TLET TYPIC�kJi m T e of Liner= Class 1 Rip-Rap Ra 27 TN CL I RIP Quantities Included in Outlet Protection for Culvert \\ O // L# � � � 1-1 ±L -7T7-777-7 -77T77-7 LL±L B= 2 Ft. Type of Liner lass BRip-Rap V10= 3. � \v O =Cp;' SEAL Z = = SEAL = I 1 Type of Liner= Class BRip-Rap +91.0 -L- FROM TA. 13+00 TO 13+ 5 RT A69 SY GEOTEXTILE FROM STA. 13+15 TO 13+37 RT VVVV �O - 034371 = 040744 I I O U FROM STA. 12+10 TO 12+77 LT 59.0 + 7.00 -L- + - -. IMPERVIOUS �i FROM STA. 13+50 TO 13+75 RT �f O 51.00 LT DIKE O E?�G�NE `Z• ��'' GINE I I +80.00 -L- 36. 0 LT 56.00 LT '� � � � I I O 20 36.00 LT +85.00 -L- SEE DETAIL 2 \ �� NOTE:Write ' Q5= 7 cfs lb LT �O ��iX�N w. X��\ ��iXXXs A. C�\XX�\ 60.00 LT 49CIAL LATERAL BASE DITC DUE DU during culvert +99.00 L O //il(li�� //t�(lili�t�' J WOODS will be relot d I I I I � 9 I V5= 4.8 fps O 00 -L- construction. 45.00 LT d= 0.7 ft40 I I o' o' D 'I 00 TRAMAINE C. HOPKINS � 6.00 LT � j +12. -L- Ov� �; ' � � E vE EX R!W D s= 0.03 6 ft4t +97.00 -L- 36.00 T > ALPHONSO 0. HOPKINS, JR. a a e C Liner= ss DOCUMENT NOT CONSIDERED FINAL DB 6625 PG 1222 +25.00 -L- Sta.= 14+16 LT PB 51 PG 31 EX R/W �� Y s s s - - - - - - _ PUE Q2= b.o cfs EX RrW 4.00 -L- a o_ yJo WELL ``G \ - Prepared ALL SIGNATURES COMPLETED I I B GIN CON��UCTION wE _ ? s \ P V 9 4.6 fps EX R/W INCFIRM LICENSE No:P-0339 fff"` 1 - 10.0 cfs Office of: WELT SEE DET IL 6 R q`/a 504 Meadowlands Drive I I _ DUE D 1 s - V10= 5. Hillsborough,NC 27278 I I -L STA.//+25.00 C - - - - - - - - - 4 s 6 �I _ VE I T1, R/W [f]SUHMIT D�GNANDENG1NE0.INGER"`� (919)732 3883 (A 732 668 (FAX) EXISTING R/W I I VE = SPECIA LATERA A - - - _ _ SEE DETAIL 1 _ - -w- - s s - -w- - _ t 15 CUT DITCH W/LT EIP EIP - - -GRAU 50 TL-2 i 7 15" RCP I CUT DITCH _- -- - - - - -w - /15" RCP _w- - - - - - - rrrP� ) - - - - - - - X/MA V + GRAU 35 TL-2 - 5" RCP - -- -- - - w- - - RETAIN - - - - - - -- - - I � Sta. 12+60LT REMOVE - -- -- - - - - - - - - - - - - - - ' _ i Q5= 4.2fs -w- - -i- - -�- - w- -T- - T- - T- - - T - T- - - - I_ t-- --- - s s - - - - - _ - - -- - ------ 36 INCH - - - - - - - T - T - - s 0.084 fbft - - --RED �IT__D1? IN-� n= 0.035 MIN VOL. - 70 CY I I I - � PIPE I I TO SEDALIA Line - Grass N fV N " SHEET 2OF FOR PUMPED EFFLUENT s s -. _ - SR 28oa Q2= 3.5 cfs N o Stri -\j9+t,0 IT C\'1 I I V2= 4.6 fps In s s �_ N Q10= 4.5 cfs o a s o pp oM TO McLEANSVILLE V10= 4.9 fps s s _ - - - - - - T - - - TF) - -- - -TFO- - - - - TFO - - - T rFi - -T FO - - - -RETAIN -- s = Erb"P - IS" CMP - �r 5' �TYPI m END PROJECT END CONSTRUCTION I I EMOVE \ I I RCP AT-1 D HW s s I GRA 350 TL-2 N -L- STAR 14+75.00 -L- STAG l5+00.00 EIP 2 - _ - --- - - - - - - - - E 5" WD D F !al - - ad--+-50 RT 1 X X o EIP EXISTING R/W - - - - -- ST\O�d L s s EIP Q2= 2.4 cfs _ 5 DENOTES IMPACTS IN EXISTING R/w I I 36" WD RAIL n LINE TYPICAL ROADWAY CUT DITCH W/LT Sta. 12+75 RT Sta.= 12+75 RT C - - - w T I I WITH PSRM C E VQ2= 2. fps VQ5= 3 6 fps 3 P E s s - - - V10 2.4 f _ s s s F _ i VQ10- 2.5 ffs +80. 0 -L- RdANA PE CN(��P Ff C H _ _ _ C - 43.00 RT a ITH PSRM CL EX 75 LTEN054%(TEWORARY V1 0= .0 cfs d= 0.5 ft C �- -PDE _ PDf _� PDE PDE IMPACTS IN SURFACE WATER STA. 11+25 TO 11+50 RT V10= 3.0 fps s= 0.061 � � � s 25' n- 0.04 / SEE DETAIL 7 I s m Sta.= 14+50 RT I 1 +44.00 -L- n- rn s L LATERAL BASE ITCH Cv Q5= 2.8 cfs pUE - - C SPEC A P(/ -L- AV> SEE DETAIL 3 s s --00-r_- INC. dV5= 3.1 fps I I 1 37.00 RT +97.00 -L- +39.00 L I I I WOODS EX RrW 40.00 RT 56.00 RT STA DARD BASE DITCH ND CULVERT = og11t 46.00 RT I I I pV EX RNN MTL PDE E Sta.= 13+75 RT = 04 EX RrW N I I +66.00 -L- E 40.00 \I�2T Z I I I I l} GATE IMPERVIOUS SE I DETAIL 5 L- S IA.13+29.4/ 2= 2.4 cfs pUE la Q 1 I cn 7.00 RT B GIN CUL RT RAP AT m �+69.00 -L- 1 2-,�3.71 cfs y I DETAIL 4 PUE DIKE A KMENT 56.00 RT \ v o- 4.o fps STANDARD BASE DITCH 00 RT -L STA.13+Q4.59 43.00 RT pUE w 1 1 1 I (Not to Scale) EX RW woo S {1 DETAIL 6 DETAIL 7 I I I P E PUE � P wooDs a.= 13+75 RT SPECIAL LATERAL BASE DITCH SPECIAL LATERAL BASE DITCH I Natural Natural +63.00 -L- W . ,- 1 1 20 10 0 26 , �. BEGIN PROJECT 70. RT � Sta.= 13+15 RT CLAS I RAP 79.00 - - Q = 2.8 cfs Not to Scale) Not to Scale) 1 1 Ground ?• 1 Ground p a Q2= .3 cfs SEE OUTL PICA C- V5 .2 fps 1 1 d -L STAR +50.00 a V2= 33. fps 71.00 RT s= 0.2 ft ' I I �� Qlo= 3.2 cfs 49 TN CL. IR,RAPW s= �.144 t V10= ��6 fps 110 SY GE LE m n= �9?04 Natural 1 01 Fill Natural 1 o Fill Geotextile B Min. D= 1 Ft. +61.00 -L- `\`�IJ r Liner- la i Ra Ground `3' et Ground ?• `L' et Max.d= 0.5 Ft. +69.00 -L- G� -� p �d � D Fla Slope d I D 'c Slope 81.00 RT I I VAUGHN ECHOLS *When B is < 6.0' B= 4 Ft. 72.00 T l DAIS Y H. ALLEN I I Sta.- 13+15 RT O FRED IE A. ALLEN I I MARY E. ECHOLS DANNY K. MELTON Q5= 2.9 cfs Geotextile B Geotextile B I I DB 2792 PG 423 Type of Liner= Class BRip-Rap DB 3260 PG 575 V5= 3 fps +73.00 -L- ?� r Min. D= 1 Ft. Min. D= 1 Ft. PB 58 PG 107 +67.00 -L- d= o. ft 72.00 RT 00 +75.00 -L- DB 28 6 PG 269 I I PB 58 PG 107 FROM STA. 13+10 TO 13+35 LT 82.00 RT s= 0.183 82.00 RT +81.00 -L- Max. d= 0.5 Ft. Max. d= 0.5 Ft. n= 0.0 1.00 RT B= 4 Ft. B= 2 Ft. A DESIGN EXCEPTION IS REQUIRED FOR VERTICAL ALIGNMENT AND STOPPING SIGN" er O� m Type of LFROM STA513+(35Rap I T0 13+65 LT Type of FROM STA513+(75Rap T0 14+50 RT I I I I I I I I I I I I I I ' I I I I I I 38 I - I I I I I I I I I I I I I CULVERT HYDRAULIC DATA I ' , DESIGN DISCHARGE _ 1000 CFS , 6-26 DESIGN FREQUENCY = 25 YRS DESIGN HW ELEVATION = 625.5 FT 1 1 BASE DISCHARGE = 1532 CFS BASE FREQUENCY = /00 YRS I BASE HW ELEVATION = 626.48 FT OVERTOPPING DISCHARGE = 1700 CFS OVERTOPPING FREQUENCY= III YRS OVERTOPPING ELEVATION = 628.8 FT I I I RIGHT DITCH 614 14 I � LEFT DITCH - - - - - - E I � I � 0EL 0=O L �- U a� 11 12 13 14 15 16 I I L f I I Ll I- Q5 = 7 cfs Q2 = 6.0 cfs PROJECT REFERENCE NO. SHEET NO. STANDAR BASE DITCH: SEE DETAIL 5 �� V5 = 5.7 fps V2 = 3.7 fps RIP RAP 17BP.7.R.87 4 AT EMBAN KME T `�� d = 0.3 ft Q10 = 10.0 cfs Ln Not t Scale) ww SHEET NO. a. 12 + L � 'O � s = 0.163 ft/ft V10 = 4.2 fps --- ROADWAY DESIGN HYDRAULICS atural Natural Q _ 4.2 s \ s�� + 24.00 -L- niner 0.04 I SEE E AIL 4 10'mI ENGINEER ENGINEER ound ?•7 �:� Ground 5 4.5 fp �� RCQ BASF DITCH D = � .6 �� 56.00 LT Ditch 1.0'mi d 0. 4 f \ 2� Sta. = 13 + 15 LT Sta. = 13 + 50 LT Grade Q2 - cfs Q5 = 7 cfs n, 4 V2 4.2 s V5 = 3.9 fps eotextile B i . D = 1 Ft. Liner= lass B Ri 6� Ql = 10.0 s d - 0.8 ft Ma . d = 0.5 Ft. Sta. = 77 T '� J I Vl = 5.0 fps s = 0.031 ft/ft GEOTEX When B i < 6.0' B = 2 Ft. Q2 = s C S I RIP RAP Liner 0. 35 ass V2 = 3 SE TLET TYPIC DE I Q10 - .5 c Type of Liner= Class 27 TN CL I RIP I Quantities Included in DOCUMENT NOT CONSIDERED FINAL of Liner- lass B Rip-Rap V10 = 3., S UNLESS ALL SIGNATURES COMPLETED FROM STA. 13 + 00 TO 13 + 15 RT 69 SY GEOTEXTILE FROM STA. 1 � FROM STA. 1 + 7.00 -L- + - - � � � , IMPERVIOUS � FROM STA. 1 3 6. 0 LT 5 6.00 LT �, DIKE NOTE: w e I� PERMIT DRAWING SEE DETAIL 2 J VV 0 0 D will be rel d + 99.00 -L- SHEET 3 OF 7 C AL LATERAL BASE DITCH DUE ;� 7uE during culvert \ DUE E construction. LT + 12 . -L- � C145.00 , , , EX R/W/ 36.00 T Q C, DUE 3 1�1 11 I - - - - S PlUE _ S S 6 W /LT SEE DETAIL 6 T 4 i SPECIA LATERA ASE DITCH00 - \ - - - - - - G-RAU 50 TL-2 -� ' _ _ S S - ----- - - - - - - N NT T T T T T T N N- - - Jc �T Y�� W GRAU 350 TL-2 - - 1 I S S SPECIAL STILLING BASIN - S RE I - - ,- - - ---- - S S - T MIN VOL. = 70 CY S s PIPE o S S S FOR PUMPED EFFLUENT , sE LIA ROAD SR 2808 36 DENOTES IMPACTS IN S S 20' BST SURFACE WATER I S S s DENOTES TEMPORARY I IMPACTS IN SURFACE WATER - T F O --- 16 T F O I I / m s / I 5 (TYP S S _ EMOVE I I RCP AT-1 D H W &'� G RAU 350 TL-2 S s I N - - - - - - - - - - - - - - - - - - - - - E 5" WD D ' F e� - - - BST 0 L E 5 ./ S s IP RT Sta. = 12 + 75 RT 3 C Q5 = 2.9 cfs F S ,s s I V5 = 3.6 fps P 0 E S s _ d = 0.5 ft \\� -� - S = 0.061 c9 S S P D E PDE- - _ n - 0.04 �� C SEE DETAIL 7 CID n - - SPEC AL LATERAL BASE ITC -LVn - + 97.00 _L- G AV O SEE DETAIL 3 S �' _ 40.00 RT STA DARD BASE DITCHDT I I 56.00 RT I C ERT I PVE Ex � MTV PDE = E \� 40.00 T CATE SE DETAIL 5 S A. 1,� +29.41 ICULkERTIMPERVIOUS I Cm + 69.00 -L- \� P B GIN RAP AT UE DIKE A KMENT 56.00 RT -L STA. /5 �04o59 I I 43.00 RT pUE W00 S P E PUE P WOODS va 01 CT + 63.00 -L- Sta. = 13 + 15 RT CLASS I RAP < 79.00 - - 7 0. RT Q2 = 2.5 cfs SEE OUTL PICA °" o V2 = 3.3 fps � 71 .00 RT 0.00 Q10 = 3.2 cfs 49 TN CL' . IP,RAPw �j �/ I � 21 + 61 .00 -L- V10 = .6 fps 110 SY GEC LE 81 .00 RT + 69.00 -L-\ 0 �= � \ 2072 .00 � Sta. 13 + 15 RT ODANNY KoMELTON T 10 0 20 40 Q5 = 2.9 cfs + 73.00 -L- O \ DB 3260 PG 575 v5 .3 fps= + 67.00 -L- d = o. ft 72 .00 RT �, + 75.00 -L- Q� PB 58 PG 107 S - o.lc + 81 .00 82 .00 RT n - 0.0 kl 82 .00 RT 1 .00 I N � ' I er- '� CONSTRUCTION SEQUENCE PROJECT REFERENCE NO. SHEET NO. v 17BP.7.R.87 E�__LSL4 2@1 7 18' RCBC RN✓ SHEET NO. ROADWAY DESIGN HYDRAULICS PHASE 1 PHASE 2 PHASE 3 ENGINEER ENGINEER DEMOLITION CULVERT CONSTRUCTION CULVERT CONSTRUCTION 1. INSTALL PERIMETER SEDIMENT CONTROL 4. CONSTRUCT TEMPORARY IMPERVIOUS DIKE 1. CONSTRUCT CULVERT. 1. REMOVE ALL SEDIMENT ACCUMULATIONS DEVICES ALONG AND ADJACENT TO STREAM UPSTREAM. 2. BACKFILL CULVERT FROM DEWATERED STREAM BED AND TO THE GREATEST EXTENT POSSIBLE. 5. CONSTRUCT TEMPORARY IMPERVIOUS DIKE 3. CONSTRUCT HIGH FLOW BENCHES CULVERT. REMOVE IMPERVIOUS DIKES 2. INSTALL AND UTILIZE SPECIAL STILLING DOWNSTREAM. AND CHANNEL IMPROVEMENTS. AND TEMPORARY PIPE TO RESTORE BASIN AS NECESSARY. 6. DEWATER CONSTRUCTION AREA INTO 4. CONSTRUCT STREAMBANK GRADING NATURAL FLOW. 3. INSTALL TEMPORARY 36'MIN GRAVITY SPECIAL STILLING BASIN. AND RIP RAP TO GREATEST 2. COMPLETE ALL REMAINING STREAMBANK PIPE BY TRENCHING AND BACKFILLING. 7. REMOVE EXISTING BRIDGE ALLOWING NO EXTENT POSSIBLE. GRADING. HORIZONTALLY PIPE AROUND DEBRIS TO ENTER LIVE STREAM. 3. REMOVE SPECIAL STILLING BASIN. CONSTRUCTION SITE. PHASE \. \ PHASE . \. \ PHASE e\ \ \ \\ \,e\ \\ \•e\ \\ \•% mr \ mr +za.00-L- � +za.00-L- ,\ \•`',may 56.00 LT \ '{� 56.00 LT \r ,8 +.00 L y „may 56.00 LT cn CD CD LT L \� +49.�r-L IMPERVIOUS . 0, \ LT L 5 49.LT-L\\1 � IMP D KEOUS mr \ LT L- +49.00-L--\\`� \ \ \ 56.00 LT ? \ mT, DUE woods \ +99.00-L-\ mT' DUE- woo0s \ m DUE \ +99.00-L- ? WOODS +99.00-L- �_ E' 45.00 LT E 45.00 LT _L_ E 45.00 LT OVA -I m UE Ex RW OVA ,,,-� �� UE Ex RMI OUE ,,,, a\ -�� UE Ex RNI SEE ETAIL 4 DARD BASE DI 1 \ \ \ EIP 6 W/LT \ \ RIP w�LT 4 \ w�LT A m - - _ ---- __-- - -- �"____--- GRAU 350 TL-2 I GRAU 350 TL-2 I GRAU 35 TL-2 36 INCH j -T-- 36 INCH --T-- --T-- --------- MIN TEMP.r MIN TEMP. -- --- ---- ----- PIPE PIPE I I SEDNJA ROAD SR 2808 SEDAUA ROAD SR 2806 SEDAUA ROAD SR 2806 za BST 20 BST 2a BST -- -- - ---- -------- -- -- ----- ---- ---- --- T F 0-- - --- --- -T F 0-- - --- - - -T F 0----S � T F 0 --- -S � F 0 --_ � I I I li 16'RCP AT-1 - - GRAU�350 TL-2 ------ - I 'RCP AT-1 m -- -- \_ II GRA 350 TL-2 I 'RCP AT-1 -- -- II GRAY 350 TL-2 _ IP C \I PRE \ - ---_ PDE - ---_ PQE - -_ m � `ODE m � `-PDE PDE _. ._ .. .. .. _ +6i.Oo +67.00-L- STA D D BASE DITCH - - -- +97.00-L- - m - - -- _- ._ +67.00-- +97.00-L- 40.00 RT k - 40.00 RT k 40.00 RT m " EX RAA'P 56.00 RT MTL PDE m DE\ Ex RNJP 56.00 RT MTL PDE m DE EX\ R,H,P 40.00 RT MTL PDE a DE \ 40.00 RT c+ \ 40.00 RT c+ \ 40.00 RT c+ DE GATE GATE GATE UE �m IMP DIKEOUS m 56 00 RT L UE �m IMP DIK OUS m 56.00 RT UE ?m \ m 56.00 RT L 43.00 RT pUE 43.00 RT pUE 43.00 RT pUE WOODS �\% WOODS �\ WOODS \• �� W0005 �� WOODS WOODS +63.00-L- uF P PUE '"! w +63.00-L- W P E PI PUE rW �y +63.00-L- �u P E P��``��''cc�� PUE PW �y 70.00 RT y ] \ \ w +79. 70.00 RT y ] \ w 1.00 70.00 RT i > \ \ w +.00 a n.00 a n.00 a n.00 +61.00-L- +61.00-L- A +61.00-L- 81.00 RT +69.00-L- 81.00 RT +69.00-L--\� 81.00 RT +69.00-L-�\ 72.00 RT m 72.00 RT m 72.00 RT m m MELTON \ c' MELTON \ MELTON \ r PC 575 +73.00-L- \� PC 575 +73.00-L- \� PO 575 r +73.00-L- \� +67.00-L- 72.00 RT +75.00-L- +67.00-L- 72.00 RT +75.00-L- +67.00-L- 72.00 RT +75.00-L- G 107 PG 107 PG 107 82.00 RT .,\, 82.00 RT 82.00 RT jm \\ .,\, 82.00 RT 82.00 RT Im \\ .•\, 82.00 RT BM°I 1m I \ \ BM•I 1m I \ \ BM.I ?m I \ \IELEV =622.93' WOODS WOODS WOODS CUM "AW I I. • ..SR J� a L• I .S �.Y�Y r�;��i t4 �} 4• :—; .4 ram: t c�•a r ` �-•r f J-RA. I „ ,�l.'7�llM'�r�'� 4"-•.,� .t{' �r1tF i i�" �'`+'fit,' ti S }, ,,yi I �"- � •( rC_ •tit 7 ��., +, .. !i '�i-� !��..r�r'• n ��.. '�'�� . * :t� � 1 v +1 �ss,.11� � �' �;;y.t��. ,44LF;y��' ��f"- �1�'L . �!pAs � `1��4{�,4.�•��rr.�� s'_ ��:L Ato `$r 7 ircfi� + zl�. ;a�_ ! .. .,:iyy�-is .+' �., �r;■''�0 `.y f � ,�t � � �,;��tom;'' x��, , LR, ,� ��.�,...� ,• a.• � ,;� � •► �� +}Pz '. Y. •'� - 'r fi it - - "— AN IN 'Cl k: ► '