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'' . r, � e } �` `�� •`� " NC OneMap, NC•Center for Ge�g�aphre liifoi;inaUon and Analysi,st. �� - - • �. � /. _�-. � \ i. - �. � %.f •. ,�_ . i 0 421 ' 321 W. ,ATAUGA � 194 321 � � 105 � ' Year 6 Express - Division 11 WATAU GA COUNTY � ' BRIDGE 940261 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+03 LT Temporary Dewatering 7 -L- 12+07 LT Bank Stabilization 40 - 12+15 to 12+41 L Rip Rap Embankment 28 (along UT to Cove Creek) -L- 11+gg to 12+25 3@12'X4'RCBC 37 -L- 11+g7 RT Bank Stabilization 33 -L- 11+g1 RT Temporary Dewatering 3 TOTALS": 138 10 0 'Rounded totals are sum of actual impacts NOTES: Existing Bridge is a single span at 35.5' and 14' Out-Out Proposed (3)-12'x4' RCBC is approx. 37 LF with a slope of 1.23% zo�s os os ; WETLAND AND SURFACE WATER IMPACTS PERMIT INLET IMPROVEMENTS DENOTES IMPACTS IN SEE SHT. 2A, DETAIL E �'� ;" ���� SURFACE WATER SPECIAL CUT BASE DITCH SEE SHT. 2A, DETAIL B / WATER LINE SERVICE DENOTES TEMPORARY To EXIST. BARN TS��/�S"�� IMPACTS IN SURFACE WATER � -L- PT Sta. 11+69.24 SPE�IAL CUT D TCH SEE SHT. 2A, D AIL A� -L- PC Sto. 11+04.80 PERMANENT SURFACAE � BEGIN Pf WATER IMPACTS -L- STA. F�=/� �' IMPERVIOUS DIKE � I I��� ' � �� �� �� � \ � % � ROBERT TRIVETT - � � � � �`,, -.. �� ��..� " � � / 261-1 COLELN L. WARD DB IS61 f-G 667 ���„� I.VLVLIII ro�Er_�� �, w��,RD � -L- STA.Il+87.93 zbi-i �g 1851 PG 667 I END CULVERT -L- STA.12+27.07 �RIP RAP EMBANKMENT / SEE SHT. 2A, DETAIL G -L- PC Sta. 12+3/.6/ A \ i� :� IMPERVIOUS / � �F �� D�KE � ��� � � j -L- PT Sto.12+94.88 � ; _: _ ,, , -R=l� , �� .�v , �E=-_ E � � 1 IMPERVIOUS i ��� � DIKE "� � V � �E�ID P � \ \STANDARD 'V' DITCH� -L1S ti \�SEE SHT.2A, DETAIL D — SPECIAL CU7 j SEE SHT. 2A, `�OUTLET IMPROVEMENTS SEE SHT.2A, DETAIL F BARBARA �UVER &. �o�F� i �, oi_�vER i_�v�N� T�;�_is7 261-2 �.\ � \ \\ � \ 30JECT � -A.13+00.00 pircH �E7AIL C S IIL7%"'.11.li.II.S PROIECT REFERENCE NO. SHEET NO. DBIIB-94026/ F'SH-U4 R/W SHEET NO. ROADwAY DESIGN HYDRAULICS � ENGINEER ENGINEER � �� PERMIT DRAWING ���"' ^ SHEET 3 OF 5 ; �P 2 DGE DB71 B-940261 - WATAUGA COUN' TEMPORARY SURFACE WATER IMPACTS � � IMPERVIOUS DIKE v �� v a � �\ �� RIP RAP IN DITCH � �\ '1 i� NOT SHOWN FOR CLARITY �. - - � � i � � � ��v - IMPERVIOUS DIKE � ` �:. TEMPORARY SURFACE� � � ��� WATER IMPACTS SCALE � PERMANENT SURFACE 1"=30' ' WATER IMPACTS :_-L � L � L i L L ��-_I�__,- �-_I�__,_��_ _;__ ��-_I�__,- �- _ _ I L��_I !I il il il il il ill i ill I l il I I I I ��.. � I l�l i I l l i!il II __—�— -jl �i� � il �� � I� i 2,920 �ii �i�i�i i i iiii.iiii ii iiiiii i iii i. iii i i iii iii i�-:- �ii iii i i i i i i_ i l l�_ I li i li . li li j i- - —ii i ii ,i li li li il li li l li i _. i�� I i I i �� i i i i I i i i i i i i i i i i _. I �T� I� __� - L -[ - i i � i - ---- ---. - �- i i _ i i i � � i i � i i i i i � i �-- i- -__,- _. iiiii i i ii ii i iiii iiiii B€GlN GRADE-- - � �i ii i i�� ��i l� i ii � ii i� �� �i�� .-L STA. //tOQ.00 -= l� i i i i i i i i i i i ii i l i i i i i 2,9�Q ��T- i i �T�TTTT�— _ �� �i ; i i i i i i i� � � i i �i i � -� i ELEV. 2,893.24' i � _ _ _i ���_��_�i ��—�:i� � �� — - --- -------- --- -- Pl = 11+36.00 : � _i -- -- --- - -- --__ _ _-______ _. � � , , ii ` I' ----- � _— EL = 2.889.86' � _! . . i �i �i �i�� i �ii �ii �i i ii �i li� --- __ ! -- _ _. i i _ ' = END GRADE I! _�i I-I-i I-:- i I I_;__I �_� �_j--i __�\ VC 60' z� �i-i-i Pl = 12+65.00 -- --- ------- -- --- --- --- -- - :- � .__ i � K = 8 c� ¢ �- T �Ti � tim i� EL = 2.887.48' -L- STA.I + 0.00 f _� �_.. _. � � � � 2,900 �� - � T : .� V= l5 mph oa J '- - - T � ' VC - 50 ELEV.2,887.60' � :- _I�� � ��. � �\ ���,o �, K = 23 _ i i -- '-i-'------- i --- ----- -----=i i il � - � ---- �� tia��, � V = 20 mph � I � � �Q,^ � � i i i i i i i i i i i i i � ��Q� � i i i - il-f_� _I-f_T. _I-f_T. _�_T. ; ; �� �`��`� LeF', i-I i i� _ _i—_ ��� o� � w i ��-rF� �� St�Qo Ir �;'�r�J`� I�I 2,890 I _ �� �� �� _�� �_I � . ���� W��W „�r,.� � �Evo °, ra5� � ' i �L i �I_ �. �L � i � �L i - � __ � - ��(-)1.8J���% -------- __ � � I I_ � _I I_ � � � � � i y27272�\� ------- _I-i_ � I-i T I-i T _ �_ T �1- -. i ` _.382 % - - - - - - - - � J .3500% � . i : : l,s � 03824% - � � � � : � : . . . .,�i \ � I I� �L� _,�� �L__ GlN SP.CUT 'V' ITCH - N P 7'V' lT H I i i -�-- i� i i -�-� i -L- STA.Il+q7.5 LT I �-1- �-L- �-L- � � ' '� ELEV. 2888.25 ,v✓v -L- STA.12+90.00 Rr i i ��.88� II_ I I I I I I I I I I I I i i ELEV. 2886.26 I I _ I-i bx .5 _ � - � � � �� � �� � �� �i - . . . . . . �_� . . sl �v�tY'F� . . . . . . .- ---°- - _. n o��>� i � � . END STANDARD 'V' DITCH I � BEGIN SP.CUT 'V' DITCH II _._ +L� � � _,�� +L� -i I i -L- 12t41.5 RT i i I i I I II _ _i-I--,_ _i ---,_ _ _i ---,_ __,__,_ _i-I--,-�I��-j-- -L- STAIl+91LT 8E�lN STANDARD 'V'DITCH I_�_ _, . _T,-__,- . ELEV. 2885.05 -L- STA12+22 RT i. 2 . g %� ELEV. 2886.00 ^ 10+00 11+00 12+00 13+00 14+00 CULVERT HYDRAULIC DATA STR R940261 Sto.12+07.5 -L- DESIGN FREQUENCY = 2 YRS DESIGN DISCNARGE = 600 CFS DE5/6N HW ELEVATION = 2.8872 FT 100 YEAR FREOUENCY = I00 YRS l00 YEAR DISCHARGE = 2.700 CFS 100 YEAR HW ELEVATION = 2.889.4 Fr OVERTOPPING FREQUENCY= 2 + YRS OVER70PPlNG DISCHARGE = 650 CFS OVERTOPPIN� ELEVATION = 2,887.7 F7 NORMAL WATER SURFACE ECEV = 2,883b FT DATE OF SURVEY = ll/2016 2.,910 2,900 � :' � � . . . . i „ � PLANS PREPARED BY : R�C �C RUMMEL, KLEPPER 8 KAHL, LLP 900 RIDGEFIELD DRIVE SUITE 350 RALEIGH, NORTH CAROLINA 2 76 09-3 9 60 - NC LICENSE NO. F-0172 • �919) 878-9560 ; WETLAND AND SURFACE WATER IMPACTS PERMIT INLET IMPROVEMENTS DENOTES IMPACTS IN SEE SHT. 2A, DETAIL E �'� ;" ���� SURFACE WATER SPECIAL CUT BASE DITCH—� ' SEE SHT. 2A, DETAIL B / WATER LINE SERVICE DENOTES TEMPORARY TO EXIST. BARN T����S"�� IMPACTS IN SURFACE WATER � PERMANENT SURFACAE WATER IMPACTS -L- PT Sta. 11+69.24 SPE IAL CUT DITCH SEE�SHT. 2A, DiAIL A �� -L- PC Sto. 11+04.80 I -L- STA. F�=1r7' /—� �i I i �� � � �� �i,� �' �� �� ROBERT TRIVETT ' � ' I i � � i � I I �, i� i �' US DIKE IMPERVIOUS DIKE � � 261-1 �CGLEEN' E,' WARD DB Ig51 PG 66;7 , ii I � i � , u ,� � J 0 �I�I �i��, i � Illr, , J �, i � I � I � / � ,, r � �, i, , , I % / ; / / � , ���„� I.VLVLIII ro�Er_�� �, w��,RD � -L- STA.Il+87.93 zbi-i �g 1851 PG 667 I END CULVERT -L- STA.12+27.07 . �RIP RAP EMBANKMENT , � / SEE SHT. 2A, DETAIL G �` -L- PC Sta. 12+3/.6/ �Q� �/' � IMPERVIOUS �_��� /A D�KE ��� � -L- PT Sto. 12+g4.88 � � � "` � R=/' �_ - , , ; ��, / � , -�' --= E— � � �- � IMPERVIOUS � y � � � DIKE � � �' �END P � ' \\ � \ \STANDARD 'V' DITCH� -L�S ti \�SEE SHT.2A, DETAIL D — SPECIAL CU7 j SEE SHT. 2A, `�OUTLET IMPROVEMENTS SEE SHT.2A, DETAIL F BARBARA �UVER &. ROBERT F, 01_IVER I_IVING TRUST 261-2 � \ \\ � . \� 30JECT � -A.13+00.00 pircH �E7AIL C S � IIL7%"'.11.li.II.S PROIECT REFERENCE NO. SHEET NO. DBIIB-94026/ F'SH-U4 R/W SHEET NO. ROADwAY DESIGN HYDRAULICS � ENGINEER ENGINEER � �� PERMIT DRAWING ���"' ^ SHEET 4 OF 5 ; �P 2 DGE DB71 B-940261 - WATAUGA COUN' TEMPORARY SURFACE WATER IMPACTS � � IMPERVIOUS DIKE - I�/ \ � ��` �, a \ � RIP RAP IN DITCH � \ '1 � NOT SHOWN FOR CLARITY TEMPORARY SURFACE� �� � � � � �� ��� m � � � il � WATER IMPACTS SCALE �� �- �' � PERMANENT SURFACE 1"=30' WATER IMPACTS - ----- —� . . L � _i � --��--�- --I�__,_��- � --I�--,_ �_I !I il il il II il ill i ill I I il I i I I �� � I� I�I i I I II � II I: �i __��� _I�i-�� I il ii i I i i _. 2,920 �ii �i�i�i i i iiii.iiii ii iiiiii i iii i. iii i i I iii iii i�-:- �ii iii i i i i i i_ i l l�_ I li i li . li li j i- - —ii i ii ,i li li li il li li l li i _. i�� I i I i �� i i i i I i i i i i i i i i i i _. I �T� I� __� - L -[ - i i � i - ---- ---. - �- i i _ i i i � � i i � i i i i i � i �-- i- -__,- _. iiiii i i ii ii i iiii iiiii B€GlN GRADE-- - � �i ii i i�� ��i l� i ii � ii i� �� �i�� .-L STA. //tOQ.00 -= l� i i i i i i i i i i i ii i l i i i i i 2,9�Q ��T- i i �T�TTTT�— _ �� �i ; i i i i i i i� � � i i �i i � -� i ELEV. 2,893.24' i � _ _ _i ���_��_�i ��—�:i� � �� — - --- -------- --- -- Pl = 11+36.00 : � _i -- -- --- - -- --__ _ _-______ _. � � , , ii ` I! I' ----- � _— EL = 2.889.86' � _! . . i �i �i �i�� i �ii �ii �i i ii �i li� --- __ ! -- _ _. i i _ ' = END GRADE I! _�i I-I_i I-:- i I I-i-_-I �_I �_j--i __�\ VC 60' z� �i-i-i Pl = 12+65.00 -- --- ------- -- --- --- --- -- - :- � .__ i � K = 8 c� ¢ _ � ti m EL = 2,887.48' -. , _. � � � � � 2,900 �I � T �', T �Ti : �� , V= l5 mph oa J i- T I ii -L- A.l +0.0 1 � � VC - 50 ELEV.2,887.60' � � :- _I�� � ��. � �\ ���o �, K = 23 i i -- i-'--- --- i -- ----- -----=i i �I � - � ---- �� ti���n � V= 20 mph i I I � �¢�'� � i 1 I I I I I I I I I I I I � V�Q� I I I. i - il-f_� _I-f_T. _I-f_T. _�_T. ; ; �� �`��`� LeF', i-I i i� _ _i—_ ��� o� � w i ��-rF� �� St�Qo Ir �;'�r�J`� I�I 2,890 I _ �� �� �� _�� �_I � . ���� W��W „�r,.� � �Evo °, ra5� � ' i �L i �I_ �. �L � i � �L i - � __ � - ��(-)1.8J���% -------- __ � � I I_ � _I I_ � � � � � i y27272�\� ------- _I-i_ � I-i T I-i T _ �_ T �1- -. i ` _.382 % - - - - - - - - � J .3500% � . i : : l,s � 03824% - � � � � : � : . . . .,�i \ � I I� �L� _,�� �L__ GlN SP.CUT 'V' ITCH - N P 7'V' lT H I i i -�-- i� i i -�-� i -L- STA.Il+q7.5 LT I �-1- �-L- �-L- � � ' '� ELEV. 2888.25 ,v✓v -L- STA.12+90.00 Rr i i ��.88� II_ I I I I I I I I I I I I i i ELEV. 2886.26 I I _ I-i bx .5 _ � - � � � �� � �� � �� �i - . . . . . . �_� . . sl �v�tY'F� . . . . . . .- ---°- - _. n o��>� i � � . END STANDARD 'V' DITCH I � BEGIN SP.CUT 'V' DITCH II _._ +L� � � _,�� +L� -i I i -L- 12t41.5 RT i i I i I I II _ _i-I--,_ _i ---,_ _ _i ---,_ __,__,_ _i-I--,-�I��-j-- -L- STAIl+91LT 8E�lN STANDARD 'V'DITCH I_�_ _, . _T,-__,- . ELEV. 2885.05 -L- STA12+22 RT i. 2 . g %� ELEV. 2886.00 ^ 10+00 11+00 12+00 13+00 14+00 CULVERT HYDRAULIC DATA STR R940261 Sto.12+07.5 -L- DESIGN FREQUENCY = 2 YRS DESIGN DISCNARGE = 600 CFS DE5/6N HW ELEVATION = 2.8872 FT 100 YEAR FREOUENCY = I00 YRS l00 YEAR DISCHARGE = 2.700 CFS 100 YEAR HW ELEVATION = 2.889.4 Fr OVERTOPPING FREQUENCY= 2 + YRS OVER70PPlNG DISCHARGE = 650 CFS OVERTOPPIN� ELEVATION = 2,887.7 F7 NORMAL WATER SURFACE ECEV = 2,883b FT DATE OF SURVEY = ll/2016 2.,910 2,900 � :' � � . . . . i „ � PLANS PREPARED BY : R�C �C RUMMEL, KLEPPER 8 KAHL, LLP 900 RIDGEFIELD DRIVE SUITE 350 RALEIGH, NORTH CAROLINA 2 76 09-3 9 60 - NC LICENSE NO. F-0172 • �919) 878-9560 DETAIL A SPECIAL CUT DITCH ( Not to Scale� � �� � � FroM Nafurol ��l�e� Ditch Gro�nd ?y D � �\�� Slope d Geotextile � Min. D = 1.0 Type of Liner= B Rip-Rap Max. d= 1.0 FROM -L- STA. 11 + 00 TO STA. 11 + 75 LT DETAIL E LOOKING DOWNSTREAM (NTS) LENGTH = 32' FLOODPLAIN BENCH W/COIR FIBER MATTING (TYP J EXCAVATION � _ � (TrP.� 1' BELOW BENCH (TYP.)� 1' BELOW � STREAMBED (TYP.) 12' DRAINAGE DETAILS DETAIL B STANDARD BASE DITCH ( NoT to Scale) NoTurol NoTurol Ground ��y � �,�1% Gro�nd d � Geotextile—' B Min. D= 0.5Ft. Max. d= O.SFt. `When B is < 6.0' g= 2.OFt. of Liner= I Ri FROM STA. 11 + 75 TO STA. 11 + 94 LT -- NATIlRAI.------ 1 � � GROUND � RIP RAP CLASS I 1.5:1 W/GEOTEXTILE FABRIC �P•) (TYP.) RIP RAP CLASS I -W/GEOTEXTILE FABRIC (TYP.) CROSS SECTIONAL VIEW *COUNTERSINK UPSTREAM PORTION OF COIR FIBER MATTING NATURAL- *FLOODPLAIN BENCH GROUND I W/COIR FIBER MATTING 1 (TYP.) FLO ; �� ��� � � i � ��-EXCAVATION ,. %' � (TYP.) FILL W/NAT�VE MATERIAL 2.0' SILL COIR FIBER MATTING CONTINUE 1.0' UP TRENCH WALL FLLODPLAIN BENCH PROFILE VIEW DETAIL C SPECIAL CUT DITCH ( Not to $cale) /� Front � � Ditch 1 �� Slo e Natural R'% y< P Gro nu d �?�� i't�\�� � D % � Min. D = 0.5 Ft. FROM -L- STA. 11 + 50 TO STA. 11 + 75 RT FROM -L- STA. 12 + 38.5 TO STA. 13 + 00 RT CU LVERT DETAI LS DETAIL F LOOKING DOWNSTREAM (NTS) LENGTH = 33' EXCAVATION (TYP.) 1' BELOW BENCH (TYP.)-_ 1' BELOW� STREAMBED (TYP.) �FLOODPLAIN BENCH W/COIR FIBER MATfING (TYP.) ,�'� � % i i- � - ' � a �' NATURAL i N� GROUND � RIP RAP CLASS I �1.5:1 W/GEOTEXTILE FABRIC \_ (TYP.) (TYP.) BASE �� RIP RAP CLASS I 12� W/GEOTEXTILE FABRIC (n'P•I CROSS SECTIONAL VIEW EXCAVATION FLOODPLAIN BENCH (Typ � W/COIR FIBER MATTING (TYP.) FLO FILL WiNATIVE MATERIAL ,` 2.0' SILL ' � �NATURAL GROUND COIR FIBER MATTING - WRAP AROUND NATIVE MATERIAL AND CONTINUE 1.0' UP TRENCH WALL FLOODPLAIN BENCH PROFILE VIEW DETAIL D STANDARD 'V' DITCH ( Not To $cale) Natural _� Natural Ground 1.� ry.1,. Ground \�� Min. D= 0.5Ft. FROM -L- STA. 11 + 75 TO STA. 11 + 86 RT FROM -L- STA. 12 + 17 TO STA. 12 + 38.5 RT DETAIL G RIP RAP AT EMBANKMENT ( NoT to Scale) 10'min.- Pipe —� — / Outlet 1.0'min. , 2.0 / � GEOTEXTI LE Type of Liner= CL B Rip-Rap, 37tons, r .,�e„t�ia= ei�„ FROM STA.12+17 T� STA.12+41 LT