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' �• `a� ' � � ���[' � �",�"'���One`fvl�{� NC� ente*raf�or�G� g�ph�ic�Eiifoirnatiom`,a"ncl,�Analysiss• , �' ��i. 16, - -.� � fr.r - 194 � 421 221 — �� �� szi W. ,AT�4UGA ,sa o� , .:� � - � �94 s2i Year 6 Express - Division 11 � _ r05 WATAUGA ' 421 COUNTY '� ' BRIDGE 940149 WETLAND AND SURACE WATER IMPACTS SUMMARY WETLANDIMPACTS SURFACE WATERIMPACTS Hand Existing Existing Permanent Temp. 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) -L- 12+02 RT Temporary Dewatering 17 -L- 12+14 RT Bank Stabilization 44 -L- 12+g1 LT Replace existing 1@25'-3" Bridge w/ 23 1@24'X3' Bottomless (3-Sided) Culvert -L- 12+g6 LT Bank Stabilization 32 -L- 13+16 LT Temporary Dewatering 16 TOTALS*: 99 33 0 *Rounded totals are sum of actual impacts NOTES: Existing Bridge is a single span at 25'-3" and 20' Out-Out Proposed 24' x 3' Bottomless (3-Sided) Culvert is 61.5 LF with a slope of 1.11 % zo,s as os � DENOTES IMPACTS IN � � SURFACE WATER �DENOTES TEMPORARY IMPACTS IN SURFACE WATER � � � 0 z � � 0 � v � T m � �`, � c m � 0 w � � � 0 o ° �� r�'i= TEMPORARY SURFACE WATER IMPACTS �PERMANENT SURFACE WATER IMPACTS �s IMPERVIOUS DIKE 3,000 SCALE 1"=30' pD� / WETLAND AND SURFACE WATER IMPACTS PERMIT \ i Jtt SI-Ittl 1A IJtIAIL B v ._�- �SE��HEET � A FLOODPLAW : � �`� ��TA`I'L�A`'� BENCH �� -'�� �-1 BEGIN PROJECT innPeavious � ' � SEE SHEET DIKE � -L- POC STA. 11+33.00 a� � 2A DETAIL E j � . � � � � �, -L- PRC Sta. 11+78.30 , � � � �RET� � ISFD � � � � � WALL_ � , Z'`� ,.- �� ,-G�,,'" ,. �� ��. � ��ONC a REMOVE CSo ,'� p -E � � o ` -VV 3Bs�- � �P� .'� F xisriNc Riw � C �� � � ' _ F � u ;� `^ �F o, o 0 0 — o. o_ � 0 0 0 "' t�' o � SR l�5/ CASTLE FORD RD. - �� � — — � � - � a����—` e F � \� C = � F — �, �r�,� �� ���� � - �� �$�`�e—'� 24'-0" X 3'-0" � � � �S�JS_=�—JS � D� BO ESS (3-SIDED) CU' o � �__ GRASSY CREEK�IS ���� � a-l�,o—.e—.a�` END CULVE `^'��� ��e J -L- STA.12+85. �RA�E� u� _ �-BL- STAo rJ+qC,qO IMPERVIOUS - f � �i��� q�ja�i' RTo DIKE �X'' ELEVo=2979005' INLET IMPROVEM WOODS `^-�'��x �� -L- PCC SEE SHEET ETAIL C ����"� IARLES Do NORRIS & 49_2 E�IN CULVERT =,� fr��% � )ARLENE Do O�IVER -L- STA.12+50.80��,,f�' � -L - ta 10+4/.95 Pl Sta 11+3/.11 Pl Sta /2f97.6/ Pl Sto 14+44.8/ Pl Sta 15+22.94 = 4.4" �LTJ �= 4` 30' 30.7" (LTJ 0= 8° 55' 03.0° (RT) p= l4` 04' 06.4" (RT) �= 35` 46' 5/.9" (RTl ` l4' 13.4" D= 4° 46' 28.7" D= 3° 44' 4/.4" D= 24° 54' 40.3" D= 36° 57' 54.1" 83.88' L= 94.43' L= 238.13' L= 56.47' L= 96.80' 4/.95' T= 47.24' T= 119.3/' T= 28.38' T= 5Q.04' 1.770.00' R= 1.200.00' R= 1,530.00' R= 230.00' R= 155.00' V= 35 mph V= 40 mph � �3 15 Np0 49- CHARLES Do NORRIS & DARLFNE Do OLIVER , \�z �DIKERVIOUS PROJECT REFERENCE NO. SHEE7 NO. DBllB-940/49 4 RhV SHEET NO. ROADWAY DESIGN HYDRAULICS ENGINEER ENGINEER PERMIT DRAWING SHEET 3 OF 5 TEMPORARY SURFACE WATER IMPACTS PERMANENT SURFACE WATER IMPACTS SE _ .0/ SE _ .03 SC'AI F 1"=30' , � ' � I _ _ _ _ _ _��� -L- �+ -��,-� � � � � _ � _ i ' � —L— Jl H.lITJJ.VV � EL = 2.980.2/' 2,990 _I - - _ I I Pl = l2+12.00 -1 -I EL = 2,978.88' ------ ----- - ' i VC = 60' - - -- _----_ _ � ,_ _ ! K = 28 - - --- ---- -- -- ! _____ V = 25 mph 2,980 _ ------- — — — - - �_ I1.6894% - - � �-1%7600i .._' _. �,� . BEGIN SP.CUT DITCH - . . . -L- STAlH50 LT END SP.WT DITCN , . . ELEV.2978J7 -L- STA12+00 LT . . . ELEV.297729 2,970 - - - --_:_ ____ � i 2,960 � �ELEV.297678 -L- J/ H./4*/b.4J ioo-rR eAcrcwnrER EL = 2,98/.38' rsourH FORK rvEw RivERi P� _ 13+5200 2988' � EL = 2,979.53' VC = l20' K = 50 V=35mh I00-YR 2980.4' � - �+)2.8661% �--- -7�7��17�0% 2 2.6' i / i iilii I I END LAT.'V' 017CH � - -t- sra �2+�a tr I�� ELEV.2974.50 . � . II—. .—. _ _ .. i. .—. . . . . ���i�� _- CULVERT HYDRAULIC DATA STR "940/49 Sta.12+68.4 -L- DESIGN FREQUENCY = 25 YRS DESIGN DISCHARGE = 850 CFS OESIGN HW ELEVATION = 2.978.8 FT 100 YEAR FREOUENCY = l00 YRS 100 YEAR DISCHARGE _ 1200 CFS I00 YEAR HW ELEVArION = 2.980.4 FT OVERTOPPlN6 FREQUENCY= 25 +/- YRS OVER70PPlNG DISCHARGE = 850 CFS OVERTOPPING ELEVATION = 2.9�93 FT NORMAC WATER SURFACE ELEV = 2,972b FT _ � DATE OF SURVEY = l2/l9/2016 ., .. . .— .. . . _ .—. —. .—. .—.-- --.--._.--, —.--._—.---.—, .--: .—,—..—, .---, .— . . . i . , . . . . . . 10+00 11+00 12+00 13+00 14+00 15+00 3,000 2,990 2,980 2,970 PLANS AREPARED BY : R�C �C RUMMEL, KLEPPER & KAHL, LLP 900 RIDGEFIELD DRIVE SUITE 350 RALEIGH, NORTH CAROLINA 27609-3960 NC LICENSE NO. F-0112 •(919) 878-9560 0 I7BP.II,R.I7.3 PROJECT REFERENCE NO. SHEET NO. �� S�URFOACE WA ERTS IN �I�/ETLAND AND SURFACE WATER IMPACTS PERMIT �BlIB-�940E490 4 ROADWAY DESIGN HYDRAULICS Jtt JI-Ittl ZA UtIAIL ti � DENOTES TEMPORARY , -ws � �- SEE�HFET 2;4� FLOODPLAIN %� � , - eN�iNeea S` [�ETA1E"A BENCH � - IMPACTS IN SURFACE WATER BEGIN PROJECT IMPERVIOUS �- � �3 �5 -�- Poc srA.n+33.00 sEE s"EEr �!��"� ��KE "pD PERMIT DRAWING -o 2A DETAIL E , � � � ccNc ��� -�- PRc sto. ii+�a.3o, _��� ��� � a9- SHEET 4 OF 5 �� �cr.� � isF� % f wA�� _ � �' ^� �`� CHARLES D� NORRIS & � �� ,��P�;,'� �.S DARLENE Do OLIVER TEMPORARY SURFACE � R - ,�� =��ONC _ __- -o REMOVE GO /� � � � � � WATER IMPACTS '�P���� � � QP��'��� � � � , � , � � � � END PROJECT �<<-=z- isTwc Riw � C �� � PERMANENT SURFACE �� - � F � �_ ,, -"`- ` J� �"--- � - A.14+1 .4 � WATER IMPACTS -� -- _ -� =-- --- - � J � 1' \ �F \ �� � � � ' - �` X,'v`"�, ..- �� ..� o p o , � ,b .. \ _ _ � IMPERVIOUS c � R �' � � � � DIKE SR l35/ CASTLE FORD RD. °' �?" � o � � . � - � - � - - - --- . e � - --- ' '� � - - -- � � - �,,,� ----- � J`', �, F �+C:=� � F " �_ - \ �� _ -.- �-� ��-�'�--�s,�- sr� r+ �r� r` �� _ _ -�--' �-- - � - - � -. . �� , � " � � ,. , o ,o� � f� � r,�uie c nw �� ,, _ � BO 9 ESS 3-SIDED CU � � � _ `� --- '� 1 � 0-✓S _��+�- -JS --� - ,e DE 24'-0" X 3'-0" \ � � r� � .o M _ 15� ) � , , ,e / �RASSY CRF . � �U6D�� ( � > � ' � , V �� - � � � � � -J�.e-. _ �`� � END CULVE � ''; � "�' - � . _ - � B�Vh���, __ -L- STAJ2+85. �ti��` ,rs <<. � `%� �� , � � � �" �� -�'� STAo 5 F�lEaaO innPeevious yJ ,-< _ .�� , ..- - - _ � •;.< -�}-F3o�O� F�T, DIKE �.� �' '�� 1 - ) G ,_ S - 0 . � / �i ��LEVo=29�790.05' INLET IMPROVEM W`���5 ;,r,�, � r..,;' � `� � -L- PCC :� � -- -� - � _ _ TA. l + �' w� r-��'- �zo � � ' � - , ARtES De NORRIS & SEE SHEE�EGS C21 50.80 � J_- )ARLENF Do OLIVER O ��_r' �r � / � �� 49 2 � � r��- , �,-�� - - - � J �s D� - � �'� TEMPORARY SURFACE ize � � � � J��-> WATER IMPACTS _ �� � -�- ta 10+4/.95 Pl Sto 11+3/.11 Pl Sta 12+97.6/ Pl Sto 14+44.8/ Pl Sta 15+22.94 - --- - -` 4.4" (LTl �= 4` 30' 30J" (LTJ �= 8° 55' 03.0" (RT) 0= l4° 04' 06.4" (RT) 0= 35` 46' 5/.9" (RTJ ' J -- - - � ` l4' 13.4" D= 4` 46' 28J" D= 3` 44' 4/.4" D= 24° 54' 40.3" D= 36° 57' 54.1" � '� 83.88' L= 94.43' L= 238.13' L= 56.47' L= 96.80' 4/.95' T= 47.24' T= 119.3/' T= 28.38' T= 50.04' PERMANENT SURFACE IMPERVIOUS 1.770.00' R= 1,200.00' R= 1,530.00' R= 230.00' R= 155.00' WATER IMPACTS DIKE S('AI F V= 35 mph V= 40 mph 1"=30' SE _ .0/ SE _ .03 SCALE 1"=30' 3,000 I -I - �- � � : 3,000 _ ______--___ . -_____---____-- �� �� � _ �� �� � � � �� � � BEGIN GRADE END GRADE � �� �� �� - -L- STA.Ilf33.00 -�- A.14+16.4 _ EL = 2,980.2Y ioo rR eacKwArER EL = 2,98/.38' _' ! � � i' ! �� � � 2 990 - _: `NEw R� ERK _ _. ' -I-:-: � 2 990 ' 2y8a, Pl - 13+52.00 � _ Pl = l2+12.00 � _ � � i EL = 2.978.88' s- EL = 2.979.53' _ �_ �- � _ _ ---_-'__ _ VC = 60' VC l20 __ _ __---- �- K=50 �, K=28 V=35mh -,_,,- ii ii i � _ _ _ V = 25 mPh ioo-rR , _ _ _ : � _ _ �--_�_-__ 2980.4' ��� ' I li � 2 80 ------- -L , ___ ' 2 80 �;� , 9 _ 9 �-- - .8661 / � (+)2 __ ____ i y (-J1.6894%_ - --%F7(T.-4 /,�- -C�1(T.�T7�0% _ _ �-,r.ieooz -y i_ I I i . ._ _ . . BE6M SP.CUT DITCH � ��9jS�b' -- I r -L- STA //+50 LT END SP.CUT D/rCH �- � �, I ELEV.29�817 . . . . . . . . . . . . . . . . . . . . . . .. I I -L- STAl2+pp LT 2 2.6' . . . . . . . . . . . . rS . � . . . ELEV.297729 � -- -- - - - - I . o� � 2,970 � i` 3 � � BEGlN570. 12+z8 LT END LAT.'V' DITCH � �I - � ELEV.2976.78 -C- 57A /2+74 LT � � � � � � � ELEV.297450 . � m � . . . . . . . . . . . . . . - � . . . � . . 0 � 2,960 - _ _ I ��, �� s �i� n. 0 �ro �� os �- �,m�,. 2,970 : PLANS PREPARED BY : � �. � �� � R�C �C . � . . . . . . . . . . _ . . . . I I I I .... . ._ I_ . RUMMEL, KLEPPER 8 KAHL, LLP . . . . � . . . . . � � . . . . . � . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . � . . . . . . . . . . . . 900 RIDGEFIELD DRIVE SUITE 350 � . . , i . , , . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . RALEIGM, NORTH CAROLINA 2 76 09-3 9 60 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . NC LICENSE NO. F-0112 . (919) 878-9560 10+00 11+00 12+00 13+00 14+00 15+00 DETAIL C NWS WSEL @ Q = 2972.6 � NATURAL I GROUND � EXCAVATION- (TYP.) ` ----\ CLASS I RIP RAP W/GEOTEXTILE FAB-� (TYP.) 1' BELOW STREAMBED 10' PROPOSED CHANNEL DRAINAGE DETAILS DETAIL A SPECIAL CUT DITCH ( NoT To Scale) Front o� Oitch Natural � 3'1 �iy< Slope Ground ?�) p F\a Min. D= 1.0 Ft. FROM —L— STA. 11 + 50 TO STA. 12 + 00 LT NATURAL � CHANNEL TOP OF FLOODPLAIN BENCH (TYP.) APPROX. EIEV. = 2973.1' / / �' �1' BELOW BENCH CLASS II RIP RAP W/GEOTEXTILE FAB (TYP.) I N LET LOOKING DOWNSTREAM (NTS) LENGTH = 40' DETAIL B LATERAL 'V' DITCH ( NoT To $cale) b Natural ~— Fill Ground ?'J p'L�1 I 1'7Ft. Slope � _ � Min. D= 1.0 Ft. Geotezfile� Max.cl= 1.0 Ft. b = 5.0 Ft. Type of Liner= 15 Tons CL B Rip—Rap w/35 SY Geotextile Fabric FROM —L— STA.12+28 TO STA. 12+74 LT CULVERT DETAILS DETAIL D NW$ WSEL @ = 2971.9 NATURAL GROUND EXCAVATIC (TYP.) CLASS I RIP RAP W/GEOTEXTILE FAB� (TYP.) 1' BELOW STREAMBED 10' PROPOSED CHANNEL NATURAL CHANNEL TOP OF FLOODPLAIN BENCH (TVP.) APPROX. ELEV. = 2972.4' �1' BELOW BENCH I CLASS II RIP RAP W/GEOTEXTILE FAB (TYP.) OUTLET LOOKING DOWNSTREAM (NTS) LENGTH=35' DETAIL E NWS WSEL @ � = 2972.3 TOP OF FLOODPLAIN BENCH (TYP.) APPROX. ELEV. = 2972, _ (@_C� OF ROADWAY EXCAVATION �nP.� �r CLASS II RIP RAP � W/GEOTEXTILE FAB (TYP.) EXISTING BRIDGE TO BE REMOVED - NATU RAL _CHANN�L — — — - 1' BELOW STREAMBED 70'PROPOSED CHANNEL CULVERT INTERNAL SECTION LOOKING DOWNSTREAM (NTS) PERMIT DRAWING SHEET 5 OF 5