20151126 Ver 1_Other Documents_20151029

-+ �-r_. 1 � ,-, � _Tfi" t I ' � , , , I i , , i i: + � 4 , { , -f-'-'-,-L �_� , , , , �
=_{a�'.,t i� i 4 �i_�rf�i L�i� ,j l� �I� _ �iJ+1}1 , �
`ti � � � I �:..� �J �__'_� 1�'�� , a
�{ X7 � 1-� L� , i�`C`i
_ } L 1��_ � , I ' ' � � I � gp
t , _ � � i � _ i�`t � %1� .-` ' ` � � '
'� I C _ I i � _t � _� � � � rr} , -�-���:` � { { �a 95� ,�y�,'J
�� � � i.. ��� � ; 1 � �._.. ' �� 1 � � ��rt`r�� {� I �.I-.� f � � �� � 61L 511��� ��
f � � -� �
N �i -�� " �� t �
— ,�� � ���� �{ tl �N� i
�I_ , �__
� � , � "�}'-� _a_ ��'�
� L��-- � . ._ ��`��- � I I I..� I . j_.. {I ; ... . . . f"1.
i i. I� � i *� I- � I 1 rl � ) �
�� _I� I � __ �_.. ��_._j'_!. �.._. _.._... ' I .I �I I r � L i � � . � ClY'.
. I � L r� ' ` I I i i.l � . .
�:k:. � � � �j { {- r
- r4 f � � � r �- i ! � �._ 7�� � . ;_1 -k ` �� � C4 Nod
� .- �
� ���t
�� ti_ �� � � t� � ��— �, � ,— r� ,_
i r
i �
� �-t �—�, , � -T �� � f � � . r �— � Y h 4� 1 � � E S���s
� , _ a __.
I I � � �� �� '' 'r �a� �o�,� �
i I L_, - � �� � � �� 1 �� _-�� � f-I-�� i � 1_ r"��'`�
± � � �� fi � t r1 � �1 � �. - � i ; � � G � ' i � �rV,s�
t _ �
E r�
�,� }F I +� �_ �
� '- i , � ' `��.� . �.;..r��� �_ , �- � I �- � � � �
li
r I �,- 1 I '- I.�� I 1`� i � � j i! i� L i'} I ��.� II . I I.� t i .,�-�� ��/
1 I � - sa�v�%�
� _ i : �a' �' ,
J—. . _ . . . .. �. . _..}. �., � . . . .. >�1 /� "5� i .
/ / �
.. � '� �� . . rdn - t/`5. .�, .�
MOl IVIlN310d SI2f83O- �rw o /�9 y/ fv
�� Nlb''ld O�OI� t!A OOl 3Hl NI �3A1i3S80 �r" No �yR� � ��
L. 53a�1a�?]1S a0 SJN�ll3Md ON 3b3M 3b3H1- .� � �
+'i S31990� �i715 �4NV5'S1712i31�lW 03H �� ����� �\
„a
-1!_ '�� ��. <\
lOdJN Ol 3l8Vid3»V � r � �,1�y � �
r' �. � 3N`1l l3AVtl1 3H1 O1NI OV3Nd5 � 1_ � � � 1 �� �` �
t
�310N . a �._ j . . f � �
y���i� � F _ �I . , .. �.
� �
�� � _ i . . . . . � �L� . .
iS �a
� � , , _ � i�l �
i 1� r .. � � �.
-�-�..
�.�. ��
9'89£L OZ'89
S'S9£L 44'84
V'94£l LZ L9
'� a�00S a�+00
�
_ �_ _
� �a a
N ,
INfORMATION TO BE SHOWN ON PLANS
WS EL. Taken @ River Station 1020
Design: Discharge .......7.5Q.._....c.fs. Frequency ........25_.____yr.
Base Flood: Discharge __...179Q.___.._c.fs. Frequency........100______y�.
Overtopping= Discharge.____..i59.Qt_..__c.f.s. Frequenty._......5.00t..___yr.
*Overtopping �a� Sag Station 14+85.4 -l-
ADDITIONAL INFORMATION AND COMPUTATIONS
i ,
� . _ ; ,, �� T�, ; , �
� �T �
} . ,� ;� � � ; �—I o
� + , o
. � s o
�� . � . ; .f _ o o .
1 t�� t N n
�51 � C�' . . �.. \ � .Q 1, � � z . �
, � , � �� �
��
� � � , � ---- � �
\ ro
�� j � � � ~� —� � � �
= - `� °I,�,� ,� � � , .�,;,,,
,� � �� , -�r-�.��� - . _ -- -
?�-�ti r - — — '
� � � r:_ g °- ° --+ '� � '�sa
. 'S+ '� �. ., J 1 36FY�601¢ N -
.j. Q L . . _ _ fa '@
� f� , ... . 4� . a .. ._._—_' --" _ _. � � _"—
�' T �� �� .1,+ �"��rP"o� ivx:� Js�i"___; --'� �'
fa ID // I , os. � ALZ� � I � / / � � . I
/ /3 P' /� � � /� �,!� � �'
�'� � � N
/� �� 1 �-: � � � 1 0l �
, � I;,,� ;,� ����
� � � i ,
� r � , ��,''' i i
� i � , i �
03�32i 38 Ol �J�� I i � j ��
3`Jdlil9 9NLLSIX3 ��, i�„i +
��- � m i�i ,�j �
�" �501 �d V2S 9 `d H� ( ) �i �� �Ntia��c,,w � � N� 4 fi i
S�`lij � � _ _I: I �
,3�i L,��1S1`��w `��° � � i � � �
� � �_� �� � �
r i _
. . ... �r;� .�..�. i7 �Y 1r�_�
,_ i f � , ._}-+- -t-i-,- }-i-ri-•-.1..
I la �r�� � `-' _-- — —
�_ —
_—
� — — � -R_�r_� _'� _...._- --�-�-� 1— --- --
_I _ � + �_ _---�- _ --- � ._ ----
_.—___ -- — _ - -K-� -
�—
I r ' 30t�J 1SX3 .
� � " '
�''�. � a�AC�W32J 38 Ol '
', ��,,,i ...-� . ll `�N 3J41?78 JNIlSIX3 �. � �. . .�' i I �!-� I � �_. . � �. .
J . . ... .
� . �
� .udnca-m i uarrsr-sa
, .. ar-x 1 � �_�;
� 5P! � BA . . , _. ' ,py - y�
i- _
. ... �� � r f_"� 1 F' f",. Wtil.S! �!d �.�. �- Q'Atd� u S��vJ ��'�+ �� t � i � .. d7/!i'Y A73 �
F 4 � � ���_� I OUSG:�Z1 <ld
� � ��_ �
— � . �� . _. _ �
t
+�� r . . . . . . . . . . �x.. . ..
,
�� � '
�. _ � . -,, � _
+ +
+ +
00 91 00 Sl 00 �l 00 £l
.__ i I _ '
Elev. .------ 1-34��-5------ fF.
Elev_ __..._.1368.20 ___..__}t.
Elev. --------i37Q.3-_---_ ft.
ll_S.S__S1B 9009-S7FR RPf.ION i�lh%jR 7(R4%1_-----'-------------..._...._"""_.
1Q_YR--=---..552-- °--55A.GFS ---- ----- -- ------------- - -� _-----�---- --- - - -�---------------------
25..YR--°--� 7Sl_=...Z59..CF.S._-- --------- --- �--�- ----- --- - -..----��---------- ---- -----�------------
1QQ._�R__=... 1.QS.Q...-- IIOQ_SFS_ -- -- ----- --- - - -------- ---.._..-------�� ----- ----- - - --- -
�OO.YR_=--?-47Q....._15o4..CFS.._._..----�------------�----�---- -----�----._...- - - . ......................�--
...... -- --- --- --- - - ------ ...------------------------ ---- -- --- -.._..-- -�--......---�-�-----_..
- -�---._ . ...... .. .. ----- - -' - � ------ - �--�---�---�--- -- - - --- � ---- ----- ................
----- --- - -- -�---- ...-� .... ... ............. .---._....._...--�- -- - ------- ------- ----------
'_-------------�----'---------_'-'-"----------.."""'----------'--'.....--------.. _""""-'---------� _��_
-- - ---- ---------------°-�- �-------...-----..._...---�------ -------------------- ---------------�--------- - -
ABUTMENT SCOUR: 100 YR (NCHRP 24-ZO EQUATION)
-- -- - --------�------- - --
Y�°uIY�I-«IYiI9Z�9�)vo�-- ---- -- - --Y'�=a(Y�j 10(i.5(27.8!45.4)a�,j-3.6 ft
Y�-Y�_Yn Y 3.b-7.5-0 H
-------��--- ----�---... - s ---�--�� -- ---��-- -�-- - - - - ------�-��--- - -- - -- ---
_.... . '___ ' .... .... .......' . __'.._'... _..__......'.'... ".____... __.___'__. ___._...'..._......... _"___"_____"
. . .. -------��-- � ---�--�--- ------��---�- - ...... ....... . ..--� --- --- -- - - ----�--�- - - -
' MEETS LOCAI FLOODPLAIN REGULATIONS
*. DESIGN._fOLLOWS S118. REGIONAL_TIER_GUIDELINES_____._.._ ____ _ ..._.,.__________ ___
- - - - - -----
I
L..._______ _ _...___ ..__ ___.__._ __ . _...
SITE DATA
Drainage Area 2.3.SQ,M1�------------------------- So�rce USGS QUAD------ --.---.----..-.---------
River Basin YADKIN __ _ _ _ Character RURAL
- --- --------...--�---- --- ------ --------
$tream Classification (Such as Trout, High Quality Water, etc.) .N/S-JI;_7R;.HQlK ...............____._________.
Data on Existing Struciure 1.@30.5',TIMBER_DECK_ON_ STEEL_I-BEAM,TIMBER_ABUTMENTS_____.___._________
.__..........- -�--------------- .._...--��----��--��---�--.... - .-Tota� Waterway Opening - --- 13� - - .s.f.
Waterway Opening Below 100yr. WS EL. __.__133__..._s.f.
Debris Potentia�: Low..X._. Moderate ____.__ High ______
Data on Siructures Up and Down Siream llP57REAM:_2Ce�9'X8'.RCBC,_CllLYERT.#347._Qbl_NC..89___________
D.O.�N.NSTREf#M:.CONFLUENCE...W.17N..FISHER.BIYER ................----------------.----.--..---.----------------
"'"'"'_"""'_"_"_' _'_"_"""__""__"_"_"_"""_'""_"""'"__"'_'"""'"_"""""""""'""'_"'"__"_""_'__"'""""_""
Design Control Elev. �TCH OR REDUCE 700-YR WSE
-----�------- �---
Gage Station No._NONE Period ofRecords ....................WA
- ---------- Yrs.
Max. Discharge __- .._.[`�!A ............. c.f.s. Date -- ----- w?� --- ---- Frequency _--- WA �------
Historical Flood Information:
Period of
Date._2Q04_ Elev._73b5.0_ft.Est. Freq....25..y�,Source __.._„_,__a�'�7.Y..GALLI�AL1___._....Knowledge.._J2___yrs.
Period of
Date--,------ Elev._..--_.-ft. Est. Freq. ..___.yr.Source ----.---_--------_. ------ Knowledge-_--__..yrs.
Date......... Elev._._......ft. Est. Fre Period of
q. ..------Yr.Source ............ --- - --- --._...... Knowledge_ --- Yrs.
Historical Scour info. : General......w!�___ft. Contradion..__.w?�..__ft. LocaL._.wA.....f�.
Channel Slope____ 0.015 fyFt Source USGS.QUAD ....___.._ Normal Water Surface Elev.. __ 1361_3_._.____ ft.
Manning's n:LefrO.B.. .A.II35.__ Channei _O.Ofi. Right0.6.___O72_...Source .. . ...S17E.SURYEY__ ..
Flood Study/Status NOT IN FEMA STUDY AREA _..___,__..._ Floodway Established?_____�'�!?__._
With Without
Flood Study 100yr. Discharge._. Wq_ c.f.s. WS Elev.: Floodway___._nYA__._ft. Floodway .__.__PI�A_____ft.
DESIGN DATA
Hydrological Method �SGS SIR 2009_ 5158 REGION 1_(16%) & 2 j84%)
Hydraulic Design Method HEC RAS VERSION 4 7.0 (SF850213 LOW GAP CREEK SR1600�
Floods Evaluated: Freq. Q Elev. Backwater Bridge Opening Velocity
(Yr.) {c f.$) �h � �f�-) �f.p s.)
� R�1020tation 10 YR 550 _ 1365_6 _ 0_3 _ 5.1
25 YR 750 1366.5 _ 0_4 5.3
100 YR _ 1100 1368.20 0.93 __ 6.4
500 YR ...... 1500......_ .__ 1368_6- - - - �_2-... -- -7.1-- �----
Waterway Opening Provided BelowDesign W.S. Elev. _..14z...s}.,100yr W.S. Elev..__J?l__.s.f.Total_..�72_ s.f.,
Average Channel Velocity (Design) ____ 7.$_____f.p,s. Average Overbank Velocity (Design)_____.__2:0______ f.p.s.
Computed Scour : General NONE __.___ft. Controction NQNE___________fl. Local ABUT_- __3:9........ fr.
Is a Floodway Revision Required? NQT.tN__FEMA.STI�P_Y_BftEA--- -_ ...... ................._. __--_------
-- - �
L �nuc i �
�
1�rtl15�7 a3d �
M/kJ 9N:1SI7(3 "
�
' ri�'-��1�
I����_
�__!_� i �
i_!-_... :b s�
o.
�. _ �
O� 90 �_
O `9
I—'� �
_
" - �
[ _ _
r7 _ � _
� ... ��. - '-
I�' � USL� !
1N �JN
-�—___ OLEL
—1l 9 N ~
� YADKIN RIVER BASIN
n, NOT IN FEMA STUDY AREA ^/�
/� ��
�; BRIDGE SURVEY & HYDRAULIC DESIGN REPORT ��
�; N. C. DEPARTMENT OF TRANSPORTATION
w: DlV1SION OF HIGHWAYS
�; HYDRAULICS UNIT
�� RALEIGH, N. C.
d�
¢:
c9:
3� I.D. No.SF-8502t3_---_ Project No. ]7_BP.]1.R115--.---......_..... Proj. Station 14_tA2.-.-L-----_--_-_-_----
O:
�,�; County SURRY-------------------- Bridge Over lOW . CGAF_CREEK--_-...........---_- Bridge Inv. No.213-.---....
N'
O'
u�, On HighwayfiR.7hQ0..(lumber.PlnntRd.) Between SR_2432__------.--- and SR_Jb0]------_----_.__--_--------
�;
vLLi, Recommended Structure ]p_4275',21"..CfJRED..SIAB.W/.4,.END..BENT.CAP�-------------------__._.._.....---.-
<�
�' "_"""""' .............""""'_"'""_""_"""'"""'""""'"""__"_"""'
r,. ��-- ----- - ------------------- ----
"' Recommended Width ofRoadwa 24'_QUI-QUI._______.__ ......................__ Skew9.0_DEG.__.___..._._.
N� Y -
o�
m; Recommended Location is ( 41�, �Bew+�) Siream from Existin Crossin
m�i 9 9,_AT----- ------------......---� -
LL Statewide Tier ❑ Regional Tier ❑ Sub-Regional Tier �
�
� Bench Mark is BM_ #7;_N_ 1_Q17523,_E_ 1451394_.R,R SPIKE,IN._18',BLACK_WALNUT_______________________.._._.__.
a'' - �-- ------------ - ------------- ----� ...............- - E�ev. ---1,373.43 -ft. Datum: -PJA�D.88.----
�j Temporary Crossing N�7_RES.�SJIRER OFESIiE.DEIO_UR ................
n::
m�
�:
� � ��� � ��k": �
m
.Q
�
� ,.4�
���,i
M�
c�: � ' -
O• «�
v�; G ,�,�. . , ` .
w. � '
LL' ... ... . ..
N� . .. . . . _ .
0
Z , _ .r
� �` �"' r�
� �'.
M: � � � `
#R r A'
N: � .�� . � . . � ,
� - ;)
Z i: e �, " �� �
i �
,
r
c .s �^�. �
v
`
�,y .
tA � . . . . i4�- „ �
�.
W� _ ':';,•,,,
�; i
U• �`` iii.h�'�C; '�
� � �
a; .^ ��` •;�� e,5 Si v,;, �':
�j Designed by: BR1AN..N.EIAM,.�'.E------------------ �� �, •�� '�
_ „ �.
-------� - '� SE�?L � = �
;- �- ;_- � � ,
3i . Date -�- ------ ` ` a,'� � , '
O. Assisted by: $NE,RCH,JRH ............... � ' _ '
. - -...-- -... _ �
'� r%.r,, �, ,� . :
o ProjectEngineer: W.HENBY_4YE --------- �rl� � ' k�'
,JR,.Q.E_ __ SUNGATE DESIGN GROUP, P.A. , �i� ,' ,
� � �✓ m �'-, �
� /� - i-. ��n� �rnrc ni tannp ^'L .� � � �� F" ��l
h Reviewed by: G�sv'v�' ""'}'"'e".�." " "' i� eri mn oRHC�noiivn"iem '' ��_LU�,..,i.,
.:=--
NC COA Na C-0090
//�/i /`� ���'�����