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HomeMy WebLinkAbout20161182 Ver 1_revised drawings_20161129„ � -��� 1 Ii�;}�it�°��+ North Carolina Department of Transportation �l �t(]r iliti�r�'t�r Highway Stormwater Program I�e1 STORMWATER MANAGEMENT PLAN _ - (Version 2.06; Released June 2016) FOR NCDOT PROJECTS WBS Element: 17BP.7.R.97 TIP No.: SF-670137 County(ies): Orange Page 1 of 1 General Project Information WBS Element: 176P.7.R.97 TIP Number: SF-670137 Project Type: Bridge Replacement Date: 8/16/2016 NCDOT Contact: Matthew Lauffer, PE Contractor / Desi ner: Fuh, David, PE Address: NCDOT Hydraulics Unit Address: ICA Engineering, Inc. 1590 Mail Services Unit 5121 Kingdom Way, Suite 100 Ralei h, NC 27560 Ralei h, NC 27607 Phone: 919 707-6703 Phone: 919 900-1612 Email: mslauffer ncdot. ov Email: david.fuh hdrinc.com City/Town: Hillsborou h Count ies : Oran e River Basin(s): Neuse CAMA County? No Wetlands within Project Limits? Yes Pro'ect Description Project Len th (lin. miles or feet): 0.066 miles Surrounding Land Use: Wooded, Agricultural, Scattered Residential Proposed Pro'ect Existin Site Project Built-Upon Area (ac. 0.2 ac. 0.2 ac. Typical Cross Section Description: Edmund Latta Road (SR 1550): 2 paved lanes (total 20' wide), 4' shoulder on each side Edmund Latta Road (SR 1550): open shoulder section, 2 paved lane (total 20' wide) (7' with guardrail). Annual Avg Daily Traffic (veh/hr/day): Desi n/Future: 260 Year: 2025 Existin : 130 Year: 2000 General Project Narrative: The North Carolina Department of Transportation (NCDOT) has proposed to replace Orange County Bridge #670137 on Edmund Latta Road (SR 1550) over Forrest Creek. The (Description of Minimization of Water existing structure is a single span bridge (1 @20'6”) and is timber deck on I-Beams supported by timber caps, timber piles, concrete encased, and timber bulkheads. The Quality Impacts) proposed structure is a Single Span 21" Cored Slab with 2.5' Deep Caps, 1@40'. This structure has been designed to have as little environmental and surface water impacts as possible. Geotextile and rip-rap were utilized for bank stabilization in an attempt to reduce stream bank erosion along the banks of the channel underneath the bridge. Forrest Creek mitigation bank conservation site is located in the project area. The conservation easements are shown in the permit drawings. To avoid direct discharge of bridge storm water into the receiving water, deck drains are not required for the proposed bridge. Storm water impacts to the stream have been minimized by utilizing grated inlets and pipes to collect bridge storm water and use rip rap outlet protection at 14+53 RT to dissipate energy to provide a diffuse flow (non-erosive sheet flow) before entering the buffer. This diffuse flow will run for a distance of 60'+/- in a wooded area before entering the stream. At the same (SE) quadrant, an existing roadside ditch has outlet at 14+85 RT and becomes diffuse flow for a distance of 30'+/- before entering the buffer. This ditch will be retained and lined with toe protection along the fill slope. At NE quadrant, an existing roadside ditch has outlet at 14+35 LT within buffer zone 2 with diffuse flow and runs for 15'+/- before entering buffer zone 1. This ditch will be retained and lined with toe protection along the fill slope. At the NW quadrant an existing roadside ditch has outlet at 12+80 LT at a soil road with diffuse flow and runs for a distance of 20+/- before entering the buffer. This ditch will be retained. In the SW quadrant there is an existing roadside ditch that has outlet to the stream. This ditch will be retained and lined with toe protection along the fill slope. At all four quadrants, there are no proposed roadside ditches with concentrated flows or proposed stormwater conveyances through the buffers. Due to the nature of low impact bridge replacement, the increases in stormwater discharges (post vs pre condition) are insignificant and the existing ditches do not need to be modified. Therefore, additional stormwater measures are not required. Waterbod Information Surface Water Body 1: Forrest Creek NCDWR Stream Index No.: 27-2-21-2-2 NCDWR Surface Water Classification for Water Body Primary Classification: Water Suppl II WS-II Supplemental Classification: Hi h Qualit Waters HQW NSW Other Stream Classification: None Impairments: None Aquatic T&E S ecies? No Comments: NRTR Stream ID: Buffer Rules in Effect: Neuse Project Includes Brid e Spannin Water Bod ? Yes Deck Drains Discharge Over Buffer? No Dissipator Pads Provided in Buffer? No Deck Drains Dischar e Over Water Body? (If yes, provide justification in the General Project Narrative) (If yes, describe in the General Project Narrative; if no, justify in the (If yes, provide justification in the General Project Narrative) General Project Narrative) V Z � z � w z �Z O y� �Q � U � � *DESIGN EXCEPTION: SAG VERTICAL CURVE K VERTICAL SSD I� 0 N Z a�o � Z TO PHELPS ROAD DESIGN DATA ADT 2000 = 130 ADT 2025 = 260 V = 55 MPH SUB REGIONAL TIER LOCAL � " I ' •� " I � I : (�> I � \ (�) I'� " I ' I-I � � . �� I'� (�) I . I \ •� II�I�'I�I(�)\ (�>I� I-II��I-f\��'.���'� o��GE cou�TY LOCATION: BRIDGE NO. 137 OVER FORREST CREEK ON SR 1550 (EDMUND LATTA ROAD) TYPE OF WORK: GRADING, PAVING, DRAINAGE AND STRUCTURE WETLAND AND SURFACE WATER IMPACTS PERMIT ��1 �� � � � � , i� i �. / � i PROJECT LENGTH LENGTH ROADWAY TIP PROJECT = 0.058 MILES LENGTH STRUCTURE TIP PROIECT = 0.008 MILES TOTAL LENGTH TIP PROJECT = 0.066 MILES Prepared ln tie Offlce of Hatch Molt MacDorm/d for DIVISI011i 7 NORTN CAROLLNA DEPARTMENT OF TRANSPORTATION 2012 STANDARD SPECIPlCATlONS TIM JORDAN PE LETTING DATE: pROJECT ENCINEER DAVID FUH PE HYDRAULICS F,NGINEF.A NCDOT CONTACT: TIM POWERS. PE DIVIS[ON BRlOGE PROGRAM MAh'AGEA . � I I.� I., I� .,�� - :,0- ��� G�` 0 / ROADWAY DESIGN ENGINEER P.E. /GN.9TURE: HYDRAULICS ENGIIVEER GLI PERMIT DRAWING SHEET 1 OF 6 I�7�`OMPLFIPE PII,A�T� DO NOT II8�' PoR R/W A(A[R9ITION PLANS PREPARED BY: � Hatch Mott �` MacDonald PO Box 700 Fuquay-Varina, NC 27526 (919)552-2253 (9191552-2254 (Faxl WWW.hatchmott.com LICENSE NO. F-0669 '� 512t [Cingdoin Way, swte ioo Raleigh, NC D607 NC I,irznse Vo� N-a. �3 Engineering 'DESIGN E%CEPTION: SAG VERTICAL CURVE K VERTICAL SSD 630 620 610 600 590 Vw Z v� � � 580 z� w � a w w � Z_ � � O 0 w 'o 2 PVy WETLAND AND SURFACE WATER IMPACTS PERMIT 1�kTp�,�. ua�� $`ic.� �1I� S,CnA,TTE,nRE,D TREES x L:Y LJ' EXISTIN{�i,�jDll � AND BECCIMES � — 15' RCP� ��'►� �aT3 �iEC"� TO SR 1551 18' BSTJ- IPHELPS RDJ SR isso EoMuNo LATTA RD. __�_7 _ _ ------ — �IS'RCP —►' ' —►— %1 ����35 ELE� � � �oI T� I � J si �` C\ E; M� pa��,w FA�. �soNs 10 11 BANK STABILIZATION SEE DETAIL B EST. 15 TONS RIP RAP EST.16 SY GEOTE%TILE —, EST. 11 CY E%CAVATION (REMOVE EXISTING MUD SILLS) BANK STABILIZATION SEE DETAIL B EST.18 TONS RIP RAP EST.19 SY GEOTEXTILE — EST.13 CY EXCAVATION (REMOVE E%ISTING MUD SIL BANK STABILIZATION� L=46' � � DS HERE � �� I iE FLOW I v�i I; o�� � �' � � � �A7E r� �c' 20TEC ION �r P � TAIL e ` TON RIP RAP i SY EOTEXTILE � ( \ EXISTI G DITCH OUTLET VELO ITY TO THE STREAM Q10 = 9 cfs V10- 9 fps jNON-EROSIVE) CLA55 II RIP RAP UP TO SHOULDER ELEV. (NP.) �STRUCTURE PAY REM) SEE ENLARGED AREA ON NEXT SHEET V� /\�B � i�� Q�uy / / f/�oQ / � � � y/ � / / /� / � ,• ✓/ �� � c�� ' � /, � � / / / . � � / � / �� ' VIOODS TOE PRO CTION I'ENO� SEE DETAI A SBG � EST.40 T NS RIP RAP y�� 39 � ti EST. 105 GEOTEXTII _ �iy � EXISTING DITCH ENI � \AND BE OMES DIFFI � _� � ���� ���� ���� �. SBG � DAhi` FARMS, �� /%� �J }�'��i PROIECT REFERENCE SHEET NO. `�' n IN � III J� � �� ROA�NGIN�ROG NGE 137 HENGINEERS �LJ/ �L �7 � a % �� � / h /U r U/ � �l/ R � /` �/ o/ \��\ .� . % � .SOj< \� � / ¢ \�\ \ N ��� � � � Q _ /5 �� �j � ��I\-.� �GUY �W / �� / L/ �� °cur Z � �� I�T��IPL]E E PLA�V� DO NOT Vp6 FOA W AC`OVIg114oN HATCH MOTf MACDONALD 18 E, LLC LICENSE NO. F-0669 DOCUMENT NOT CONSIDERED FINAL UNLESS ALL SIGNATURES COMPLETED Prepore t Offi e oE � Hatch Mott po eax �oo � `r�� , MacDonald www'narcnmo�'++com�szs ND PROJECT l7BP.7.R.97 ��� /��,� �i��i L— POC Sta.15t50A0 f/ �,/ I i '�� , j �SCATTERED TREES � / / � � � `' � /,' '� � � DETAIL A Engineering �� � / /� / I TOE PROTECTION VERTICAL SCALE HORIZONTAL SCALE � � / / / � No� io scaie� 1� "� // �, p $, �P, 2�, p 2�, SP, HERE / / / / �� Fiu �� �� FLOW Nn au R� S�E� swre �,s�x� � /if � �� �R��^� a `� PERMIT DRAWING —� ��j o/<� i i d= , F� �EorExr��E SHEET 2 OF b GLI _ �� ���/ / - i I I --� � I Type of liner= Ct B Rip-Rap �/ FROM STA.13+00 TO SiA.13+35 RT FROM STA.14+70 TO STA.15+25 RT �� r— �//� ,t)y ,����� FROM STA.14+20 TO SiA.15+30 Li 4S tLEC�2b'�'� SCATTERED TREES DETAIL B EN HERE BANK STABIUZATION IFFU F�ow —L— PCC SYa. /6+/627 �"°"° s<°'`� ESCAVnTION �ttP) /� r �rvr� \��� —L— PC S7a. /5+3227 151 SLOPE (TVP� S �� m TOE PROTECTION GEOTE%TILE �TYP) � $EE DETAIL A Type of Liner- C1A55 11 RIP RAP \ E5T.20 TONS RIP RAP ��� EST. 55 SY GEOTEXTILE -L- STA. 13+60 -L- STA. 13+75 LEGEND � � µL p�A�' u� �5� EST 18 TONS CL II RIP RAP EST 15 TONS CL II RIP RAP � EST 79 SY GEOTEXTILE EST 16 SY GEOTEXTILE � DENOTES PERMANENT � ' EST 13 CY EXCAVATION EST 11 CY EXCAVATION IMPACTS IN SURFACE WATER �S�. CLA55 B RIP RAP \ Esr. z roNs �FF E5T.7 SY GEOTE%TILE � \ \ \ ��� BEGIN PROJECT END PROJECT BEGIN GRADE END GRADE STA. 12 + 0.00 STA. 15 + 50.00 EL = 609.40' EL = 604.48' PI = 12+95.00 PI = 14+85.00 EL = 602.68' EL = bO1J3' VC = 130' VC = 130' � K = 20 K =27 � i�-��BRIDGE�C� STA.13-67 -L- I .27".PC S,W25'.DEEB CAPS \ 1 @ 4 '; SKEWI 90 � � � I GP ELE .�692.32 REMOVE EXISTING � �h BRIDGE � I I � i �CLASS IIRIP RAP / SLOPE 1.5:1 (2.FT.THICK�J �NORMAL TO CAP) �Np.) '� �:��STRUCIURE PAY iTEMj, i — IREMOVE EXISTING MUq SILLS AN� PROVIDE BANK 57ABILIZATION ' W/CL II RIP RAP �SLOPC 1.5�7� ON 60TH SIDES 12 13 NORMAL WS ELEV. = 596.0 DATE- 3-2-2016 �EXCAVATION = 90 CY (STRUCTURE PAY ITEM� 14 15 16 17 IL] 100 0 50 100 SCALEe I"= 100' HORIZo BR/DGE HYDRAUUC DATA DES/GN DISCHAR6E _ 1100 CFS DES/Gly FREQUENGI' = 25 YRS DES/GN MN ELEyAT/ON = 602A Fi BASE D/SCHARGE _ 1500 �FS BASE FREQUEN�1' _ l00 YRS BASE l�lW ELEVATI�N = �� � OVERTOPP/NG D/S�HARGE _ 1100 �FS OVERTOPP/NG FREQUEN�1' = 2a` YRS OVERTOPP/NG ELEVATION = �� � DATE OF SUftVEY = 3-2-20/6 ►NS.ELEVATION = 596A FT AT DATE OF SURVEY 630 620 610 600 590 580 / /- / �' 1 ' . . 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Excavation Mechanized Clearing Permanent Temp. Channel Channel Natural Site Station Structure Fillln Fillln in Clearing in SW SW Impacts Impacts Stream No. (From/To) Size / Type Wetlands Wetlands Wetlands in Wetlands Wetlands impacts impacts Permanent Temp. Design (ac) (ac) (ac) (ac) (ac) (ac) (ac) (ft) (ft) (ft) 1 FROM -L- 13+55 TO -L- 13+80 BANK STABILIZATION 0.01 0.00 46 0 TOTALS*: 0.01 0.00 46 0 0 *Rounded totals are sum of actual impacts NOTES: 2013 10 24 V Z � z � w z �Z O y� �Q � U � � *DESIGN EXCEPTION: SAG VERTICAL CURVE K VERTICAL SSD I� 0 N Z a�o � Z TO PHELPS ROAD DESIGN DATA ADT 2000 = 130 ADT 2025 = 260 V = 55 MPH SUB REGIONAL TIER LOCAL � " I ' •� " I � I : (�> I � \ (�) I'� " I ' I-I � � . �� I'� (�) I . I \ •� II�I�'I�I(�)\ (�>I� I-II��I-f\��'.���'� o��GE cou�TY LOCATION: BRIDGE NO. 137 OVER FORREST CREEK ON SR 1550 (EDMUND LATTA ROAD) TYPE OF WORK: GRADING, PAVING, DRAINAGE AND STRUCTURE BUFFER IMPACTS PERMIT ��1 �� � � � � , i� i �. / � i PROJECT LENGTH LENGTH ROADWAY TIP PROJECT = 0.058 MILES LENGTH STRUCTURE TIP PROIECT = 0.008 MILES TOTAL LENGTH TIP PROJECT = 0.066 MILES Prepared ln tie Offlce of Hatch Molt MacDorm/d for DIVISI011i 7 NORTN CAROLLNA DEPARTMENT OF TRANSPORTATION 2012 STANDARD SPECIPlCATlONS TIM JORDAN PE LETTING DATE: pROJECT ENCINEER DAVID FUH PE HYDRAULICS F,NGINEF.A NCDOT CONTACT: TIM POWERS. PE DIVIS[ON BRlOGE PROGRAM MAh'AGEA . � I I.� I., I� .,�� - :,0- ��� G�` 0 / ROADWAY DESIGN ENGINEER P.E. /GN.9TURE: HYDRAULICS ENGIIVEER GLI PERMIT DRAWING SHEET 1 OF 6 I�7�`OMPLFIPE PII,A�T� DO NOT II8�' PoR R/W A(A[R9ITION PLANS PREPARED BY: � Hatch Mott �` MacDonald PO Box 700 Fuquay-Varina, NC 27526 (919)552-2253 (9191552-2254 (Faxl WWW.hatchmott.com LICENSE NO. 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FA , A e� soys urMs Nc. �1I� S,CnA,TTE,nRE,D TREES x L:Y LJ' EXISTIN{�i,�jDll � AND BECCIMES � — BUFFER IMPACTS PERMIT BANK STABILIZATION SEE DETAIL B EST. 15 TONS RIP RAP EST.16 SY GEOTE%TILE —, EST. 11 CY E%CAVATION (REMOVE EXISTING MUD SILLS) BANK STABILIZATION SEE DETAIL B EST.18 TONS RIP RAP EST.19 SY GEOTEXTILE — EST.13 CY EXCAVATION (REMOVE E%ISTING MUD SIL HERE FLOW 15' RCP� �—�'� " �t� t.[EC"�- — .�_-----__ TO SR 1551 18' B5T IPHELPS RDJ SR isso EoMuNo LATTA RD. —_�'7: _ _ _ ------ — �IS'RCP '� � REn %1 ����35 ELE � � � �I N �� SOE �P � \ EST. 15 ` � EST.3 M� o°,�v� F�. �soNs 10 11 � �A7E r� mc' - ROTEC ION �r p � ETAIL e \ TON RIP RAP 5 SY EOTEXTILE ( \ EXISTI G DITCH OUTLET VELO ITY TO THE STREAM Q10 = 9 cfs V10- 9 fps jNON-EROSIVE) CLA55 II RIP RAP UP TO SHOULDER ELEV. 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CLA55 6 RIP RAP \ Esr. z roNs �FF EST. � SY GE�TEXT��E � \ \ \ ��� BEGIN PROJECT END PROJECT BEGIN GRADE END GRADE STA. 12 + 0.00 STA. 15 + 50.00 EL = 609.40' EL = 604.48' �� 12 PI = 12+95.00 PI = 14+85.00 EL = 602.68' EL = bO1J3' VC = 130' VC = 130' K = 20 K =27 i�-�BRIDGE�C� STA.13-67 -L- I.27".PC S,W25'.DEEB CAPS 1 @ 4 '; SKEWI 90 � . � I GP ELE .�692.32 REMOVE EXISTING� I �_ BRIDGE �CLASS IIRIP RAP / SLOPE 1.5:1 (2.FT.THICK�J �NORMAL TO CAP) �Np.) '� �:��STRUCIURE PAY iTEMj, i — IREMOVE EXISTING MUq SILLS AN� PROVIDE BANK 57ABILIZATION ' W/CL II RIP RAP �SLOPC 1.5�7� ON 60TH SIDES 13 NORMAL WS ELEV. = 596.0 DATE- 3-2-2016 ��� SCATTERED TREES _ GM f+F.r /L �EXCAVATION = 90 CY (STRUCTURE PAY ITEM� 14 15 16 17 (�YLDAiRYFA,_,�A A 50� avna, MC. IL] I�T��IPL]E E PLA�V� DO NOT Vp6 FOA W AC`OVIg114oN Q HATCH MOTf MACDONALD 18 E, LLC LICENSE NO. F-0669 DOCUMENT NOT CONSIDERED FINAL �° UNLESS ALL SIGNATURES COMPLETED � Prepore t e Q orr� e or: � Z �- Hatch Mott po eax �oo �"��t MacDonald www'narcnmo�'++com�szs 1�� . Engineering VERTICAL SCALE HORIZONTAL SCALE �' , P �, �P, 2�, p 2�, SP, '�� '�'�"�'�� PERMIT DRAWING SHEET 2 OF b �C�i� LEGEND _BZ �_ RIPARIAN BUFFER ZONE 1 (30') —gZ 2— RIPARIAN BUFFER ZONE 2 (20') ALLOWABLE IMPACTS ZONE 1 (BRIDGE) � ALLOWABLE IMPACTS ZONE 1 (ROAD CROSSING) � ALLOWABLE IMPACTS ZONE 2 (ROAD CROSSING) lo0 0 50 100 SCALEe I"= 100' HORIZo BR/DGE HYDRAUUC DATA DES/GN DISCHAR6E _ 1100 CFS DES/Gly FREQUENGI' = 25 YRS DES/GN MN ELEyAT/ON = 602A Fi BASE D/SCHARGE _ 1500 �FS BASE FREQUEN�1' _ l00 YRS BASE l�lW ELEVATI�N = �� � OVERTOPP/NG D/S�HARGE _ 1100 �FS OVERTOPP/NG FREQUEN�1' = 2a` YRS OVERTOPP/NG ELEVATION = �� � DATE OF SUftVEY = 3-2-20/6 ►NS.ELEVATION = 596A FT AT DATE OF SURVEY 630 620 610 600 590 580 � /- / � ' ' ' � � , . � �� � 0 I I I I � � - �- / / � PROIECT REFERENCE SHEET NO. 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DETAIL B � \\� \, II I I� II I� r^," II � � I � m � II � I � � I � � - - - - -� � I � �FF� E�T. 715Y O�OTE�rae �\ � �� \ � �\ �� �� �� � \ � � \ _ _ � � � mi ALLOWABLE IMPACTS ZONE 2 BANK STABILIZATION � I � � � I I I � I I i � I \ � � �\ � � � � � �__ i 6� � ROAD CROSSING ��o„os<o�e� � � � � � , � � � , � , � � � , � �NEXT� SHE�T � � , � � � , � . � � � � , , , , e � � � � � � i � � � i i i � i i � � � i � �i � i � i i � � ,� � \i � � � `� � � � � �� � � `� � ' �' ze'YP'anoH Inrl �\ N \ � I�� � � � �� I I � I i I � I � I I I � I � i � � I 11 � � \\ � �\\ �\� �\ � �\ �� � ��__ _ // i� is�.is�ore rvr� Nws \ � � � 1 1� � I � I � I � � I � I � I I I � I I I � I � � � � � � � \� � \� \ � \� � � \� \� \� \�� i/ � 4 ` 1 \ � 1 � � I I � � � � I I I � _ _' � I 1 � \ � \ \� � \ is � � � � � � � ��Q 0 ceorexnie ��ve� � 1� � I � � � I � I � I � I � I I � I � I I 1 � I � m / / \ � � � � \ � BS � � � � 610� ._ -�� , � Tviceore�e,= eussuniranr � � l 1 1 ��' � 1 � I � I � I I � � � � I II II �� 11 � �I � 1� 6 \� �\��\� \�\��\�� \�\ _ �� / �/ i � ]E�,I���T �%][IIE+��V �� ��� �' . , � � � � � � �� n, � � � � � � � � � I � � � � I � � � � I i � � �1 � �\ � �\ �\ � ��\ �� �� �� -�--- i -L- STA. 13-60 -�- STA. 13+75 � � � � / � � � � I I � � � � � I I � I 1 1 � � I �� � � � � � \ � \ � � / � O I o 0 EST 18 TONS CL II RIP RAP ESESTSI6OSY5 EOTEXTILEAP I � I / / l / � I I I � I � I � I � I � I � I m I � I � I I ���� � / - \ � \ \ � �� � \� \ \ ��� �' �� II- / EST195YGEOTEXTILE � � � / � � � � � % � I I I I I � I � I I I I � � -_ \\� � � � � � \� � � SCALEe I - IOO HORIZo EST 73 CY EXCAVATION E5T 71 CY EXCAVATION / l � / � / � � � / � , � r � i I I � i I i � i � i � 1 � i � � \ � . � . �. � . . \ � , , \ � _ . . / 630 v � 620 E v S � 610 M O � 3 600 0 0 0 � � 590 O . C Vw Z v� � � 580 z� w � a w w � Z_ � � O 0 w 'o 2 PVy 10 11 BEGIN PROJECT BEGIN GRADE STA. 12 + 0.00 EL = 609.40' � ` 12 ��� PI = 12+95.00 EL = 602.68' VC = 130' K = 20 REMOVE EXISTINC BRIDGE �CLASS IIRIP RAP / SLOPE 1.5:1 (2.FT.THICK�J �NORMAL TO CAP) �Np.) '� �:��STRUCIURE PAY iTEMj, i — IREMOVE EXISTING MUq SILLS AN� PROVIDE BANK 57ABILIZATION ' W/CL II RIP RAP �SLOPC 1.5�7� ON 60TH SIDES 13 PI = 14+85.00 EL = bO1J3' VC = 130' K =27 i�-�BRIDGE�C� STA.13-67 -L- I.27".PC S,W25'.DEEB CAPS 1 @ 4 '; SKEWI 90 � . � I GP ELE .�692.32 I NORMAL WS ELEV. = 596.0 DATE- 3-2-2016 END PROJECT END GRADE STA. 15 + 50.00 EL = 604.48' ��� �EXCAVATION = 90 CY (STRUCTURE PAY ITEM� 14 15 16 17 IL] BR/DGE HYDRAUUC DATA DES/GN DISCHAR6E _ 1100 DES/Gly FREQUENGI' = 25 DES/GN MN ELEyAT/ON = 602A BASE D/SCHARGE _ 1500 BASE FREQUEN�1' _ l00 BASE l�lW ELEVATI�N = �� OVERTOPP/NG D/S�HARGE _ 1100 OVERTOPP/NG FREQUEN�1' = 2a` OVERTOPP/NG ELEVATION = �� DATE OF SUftVEY ►NS.ELEyATION AT DATE OF SURVEY = 3-2-20/6 � 630 � 620 610 CFS YRS Fi �Fs 600 YRS fT �FS YRs 590 fT 580 = 596A FT �i � BUFFER IMPACTS PERMIT j�'� ,/'Q PROJECT REFERENCE SHEET NO. �� � II ��� 1 V ,ROADNGNDRO NNGE 137 HENGINE RS ���� .JS J� �Y �J 20 0 10 20 SCALEa I"= 20' HORIZo ��lls���YJLs� ��s��el V' ��s �'V' ����s � BZ 1 — BZ 2 — uo No1` II9a xoa HATCN MOtT MACDONALD I B E, LLC I LI<ENSE NO.F-0669 DOCUMENT NOT CONSIDERED FINAL UNLESS ALl SIGNATURES COMPLETED repar n 1 e o"'Ce °` I,� Hatch Mott ,o ao, ,aa �` MacDonald wwwn$iomm�a+°room'szs 1�� ,, Engineering PERMIT DRAWING SHEET 5 OF b i�$ EXISTING DITCH ENDS HERE AND BECOMES DIFFUSE FLOW LEGEND RIPARIAN BUFFER ���� ALLOWABLE IMPACTS ZONE 1 ZONE 1 (30') � � � (ROAD CROSSING) RI AOR EN2 B(�F�F,ER � �� � ALLOWABLE IMPACTS ZONE 2 (ROAD CROSSING) � ALLOWABLE IMPACTS ZONE 1 (BRIDGE) ETF — EXISTING TRANSPORTATION FACILITY � � � � � ^ � � PROJECT REFERENCE SHEET NO. BUFFER IMPACTS PERMIT o ����\�� 17BPENGWEERORANGE�37 ENGINEER �_`� ROADWAY DESIGN HYDRAULICS EXI I D,YCH , � , ' , �, , WOODS i � � i , I I � �� � ' ' � EN ERE;AND � � � , � � ________---____ ' � i ING��'IYDL E pL.��v� I I � I ` \ \ \ _ � / / � DO NO'C SI�E FOA W A(%1iII�1TiON BEC ES QI��.JS � ' ` � ' ' � , � � , � � � FLOW I I- I I \ \ 1 \ � � �/ / / \ /� HATCN MOtT MACDONALD IB E LLC \ \ LI<ENSE NO.F-0669 I � � � � � � � / � � / � / \I// � �^ / DOCUMENT NOT CONSIDERED FINAL � � I �I \ � � � ��� � � W i � (\J �/ UNLESSALISIGNATURESCOMPLETED � � O � �\ � � � � ' � / / 7` . 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I ENDS HERE AND � \ � � ; ,�� �' �,�/� T L S ITE 1 ��, � BECOMES DIFFUSE Q � / � � FLOW � � � � � , � � ' TE �� � �- �� � � , , ,� . , --�- � ; � T � � � �' ' � � ' � ��-��--_- , , ,, , , � EXISTIN'G DITC U� T ; � � , �� \' '�� �- �� e� ���--�-- �° VELOCITY TO THE � � ' �� � �� �, �� �' '� � � � � � . , . � ��, �, (�1 'Q.3 cfs � Q10 = �i.9 cfs � `, \�, \�� � ���, � ��� �10 = 0.2, fps (NON-EROSIVE) � V10 = � .9 fps (NON�E � C'� �= J � � ; , � � �� � � _ � � � � , � , , , � , � � � �� --------�� Q , , � , , ��, . �, ----- � � ; ` T�A.B ZATI�JN �� �, � ;�� \�; ��� \-=- o � , � UY � � ; A � , , „ � , � ` LEGEND E 0 w RIPARIAN BUFFER ���� ALLOWABLE IMPACTS ZONE 1 � �������� —BZ 1— ZONE 1 (30') � � � (ROAD CROSSING) =� 20 O RIPARIAN BUFFER z� ��'�� ���� —BZ 2 ZONE 2(20') \�� � ALLOWABLE IMPACTS ZONE 2 � " 10 20 �][�][�]E+s ]L (ROAD CROSSING) z X ALLOWABLE IMPACTS ZONE 1 Nw-� SCALEa I��= 2O' HORIZo (BRIDGE) ETF - EXISTING TRANSPORTATION FACILITY � S �Q/ r��Y BUFFER IMPACTS SUMMARY IMPACT BUFFER TYPE ALLOWABLE MITIGABLE REPLACEMENT ROAD PARALLEL ZONE 1 ZONE 2 TOTAL ZONE 1 ZONE 2 TOTAL ZONE 1 ZONE 2 SITE NO. STRUCTURE SIZE / TYPE STATION (FROM/TO) CROSSING BRIDGE IMPACT (ft2) (ft2) (ft2) (ft2) (ft2) (ft2) (ft2) (ft2) SINGLE SPAN 21" CORED SLAB W/ 2.5' DEEP CAPS, 1 1 40' -L- 13+02 to 14+55 X 809 630 1439 -L- 13+47 to 13+87 X 458 458 TOTAL: 1267 630 1897 0 0 0 � om H � < � H Z 7o��p r�TI�Cn �z-I=D =�DDm � Z 2 N O � z,���-n • �OH �DDD �� U' o z� m Z � � m� � _ _ � � m � D � z = O p o �7 D � � � � r '-' � D � � �"� Z Z � � � O � �SEEIPBANS A �� �CLEARING LIMITS � \ S� �E '� =�E � R�W ^��� CLEARING LIMITS E� � �E l�� � �E E E � � - � R/W C � � - - - - � - - - - � � SLOPE STAKE LIN� rE.O.P. R/W � � � R/W � l�✓ SLOPE STAKE LINE F Iy B � E.O.P. �-� D - - - ----� � �-� �-� � � � � _F ��`�`` /��------ � �) E ���� E R/W � - � E E �O \ R�W �� E E-'J/ E, ` CLEARING LIMITS i �� �j �. � � �- �•;: _ .���� CLEARING LIMITS , ^ , A �j�, :;:' CLEARING LIMITS ' .• � �• . ��''' �: �. B .. • . D GENERAL NOTES: C � 1. REMOVE TREES OUTSIDE THE CLEARING LIMIT WHEN, IN THE OPINION OF THE ENGINEER, THE UTILITY OF A TREE WILL BE DESTROYED BY THE CONSTRUCTION OR THE CLEARING OPERATION. 2. CLEAR IN ACCORDANCE WITH THIS STANDARD EXCEPT WHERE ADDITIONAL CLEARING IS REQUIRED FOR SAFETY AS SHOWN ON THE PLANS. 3. FOR SECTIONS WITH WIDE MEDIANS WHERE TREES ARE TO REMAIN, CLEAR THE MEDIAN SIDE IN THE SAME MANNER AS ON THE OUTSIDE. CLEAR TO SLOPE STAKE LINE OR CONSTRUCTION LIMITS . � i •� ^ ` � :�' •• '.. : :l:••' �. . . SLOPE STAKE POINT - C� ROAD � SLOPE STAKE POINT J � PART SECTION D-D CONST. LIMIT LATERAL DITCH, CHECK DAM, SILT BASIN, SILT DITCH, - . TEMPORARY DIVERSION - CONST. LIMIT � � '-� � . `• ��.�. •i � SLOPE STAKE POINT � PART SECTION C-C ,;� :+ :' �� �: . . ...• . FENCE � i � ISLOPE STAKE POINT� PART SECTION B-B CONST. LIMIT RISER BASIN � z o� H � H aQ HOCC='�C� LLJ�Hz oo�= wQz�-x QU��H � F— 2 Z W c!)H�OJ O�CAQ Z H � 1 � �� 0� � O L.L � Z Z H ~ �. Qa� o W � J o v ' � o LL O z � _ � � � � _ _ � � � W J �C.'3 Z W 1EET 1 OF 1 S�OPE STAKE POINT —� `} SHEET 1 OF 1 200 ■ 02 SECTION A-/4 CONST. LIMIT ^O� ■ o^ L L