J_
".
ca chme chme
si
to th po nt be ng cons consid ider ered ed
Rams Ramser er an
ir ch Form Form
ll
)0.77
mins,
Difference in owes owes poin poin of th ca chme chme
Using rainfall data
t01;
stat statio io in
.l;
btai btai
th rain rainii iilt lt intensity (I) in inches
calc calcul ulat ated ed time time of conc concen entr trat atio ion. n.
he tota tota ru of (Q is ca cu ated ated usin usin th Ra iona iona Form Form la Ra on .
.,~ --....
"~." "~~'
o rm rm n
CiA
c. •.....
Area
Difference
in
acres
ig
82 feet
82 in
t,
0.77
0.77
0.77
0.0078 \~:_.
500.96
3.91 mills.
rnins.)
is selected 60/5
iv
0.4
12
0.4
4.
inches
.,.:' ·CiA ;-_<-"
".11
.: : ."}'-
O.6x4.8
_ ; .. "
STATtON PE
0 D
o . . _ .
~f' JZ
. .
(.
Y£
(.3
- ~
I-58
'3
:3
T.
IG
100
,J
·"
.~
Curves -,
si
iJH2 'Nest Indies
1.
,.
II 1:
ill
~.\:
Appendix A.-TABLE
:1
:1
il!
'I
Tabla
1. Valuell (or Be
RURal!' Coefficients
f'
(C)
ethod
II.LI.....! opt>n
E . J u ~ bo l : .
Bunna ooomclftlll
lllllol
,
Are-u
A.pho.ll
~=s"_l~_'_~~:!::_:: ::::::::::::::::::::::::::::::::::: ~f Fo=t.ed ! u
a.
0.6-0.8 •• -<).6 Q.2-<).g
r .
ModeratAlly
built
'~jl
up
o!
p & oe n
Q. {(
_U~
O.M
D....,d on . D
O II ll B l Im pe .r Tl oU & .
2.
nat .lopca
or perm6abla ooU,ueelh" low& valu.... Impenn.able 1 I < l 1 l we tho hlghor nlues. See I"0l
1'0(
IV.
,~~
(~aluea
2». b.
(}
een
•_
w 0 Flow
(3
_.
B.
_O
by z-In, C. VltrlOod cl&y pipe, D. C~t-lron
•
•
._
en-o. ole
0.012-<). OB 0.013
(} =~ 2. Natura!
J. Vltrlned
A. Contte16
m"''lODry walls:
llno l'ln""'._.
'Wit 'WfBOl
I.
__.. __._._••_._
...
•. ___••_. . _
6 _ G u nt te ,
good
da
om
.h
Cement ravel halLam,
l'oolnol.e$
Dr
_.
•_
0. ()n~.()2()
sld~
0. IIIH.
9.!1
. _
(l2O JO
tll1-(l. 02
020-0. 023
r ub bl e
to
020-0. 0 ' U 0
•.
• _. _
0. Q23-(l, {133 01
2a
ag
o.os....o.
0.05-(1.08
0.01-<).11,
0/
K e nt uc k y
_ •• -
:.jl
.):
p ,l u6 ! 1l "I I3 Sbuffalo , -.
O. 0 7 - Q . o.lW-O.%.,
--
O.llHl.Ovl O_3D-O_l~1
.b. •_ "'Ie D.ptholllowO.7-Ulool: B er mu d gr&'\f, .nlucky ,pluegra.ss, bu(hlo.grUl: A. Mo ...ed tollneheo ~ W ~ 1 0 cb e . . 2 . O oo d a nd , Wy p"lIM: a. lA!Dgth about
0.25--0.131
a nd , folly
unutllA:
O.O5-(l.035 0.06-0.1).('
tl.12-Q.Q71
O.XHl.lq
,.
U:IIHl.~ ~-
u«
_.
I'
u(F""-iJkt.l
(U~\.bi;,
t.~K~,~aI!~~~!~ .. ..
II.on O.Q16
gulL
~::';" n n j , - _ : :: : :: : : gutlAln
VI
cumulnto,
Nalu",1
A. Mino
InCIT'~
O.OU
stf"llalll!'
g ro w
O.O~6 U.O
.0 o f w l' l6 d depth o( fiow materially 6o ~Ight--. __ •••-•••------- ••:-. II. roHI.
great.or w O O( 15 ,lJiht d. Borne e. m ~ we
tr
ao
0.014
(Wrr.oe
1. Fairly ngu\ar
o. B or n
O.Ql~
: = : ~ : = : : : : : :: : :: : :: : : :: : : : :: :
all abo ... .,alues
01 O.i112
. ~ . R < lu ~ b
b.
IDlOOnty,
2. n~dom stone . B
OU
0. 0 1 6 -0 . O l Q
•_ di
gb ot
~:~~l;~:::::==~:::=:=:::~[~:::::::::::::::::::::::::=
G.OI3-Q, 01
_ O
a ". .
O.tlW-'J.04l
uneut: ".
:. _ .
C. Ooncrete
017 0. 016
Q.
3. Dry
B.
I). I). OllH).
Q. 013-(). 01
3 . F lo a
C_
A.
Q. Q17-Q02'l
._ ••__
on
brus •_
o r n lo el Us . P ( La 11.7foot: ";
b. lAmgthabout:
. _ O.OU...o.017 0.012-<). OU tl. 012-0. 01
• _
dllY
n. L l B e < I "I"'''
•• _._•• _._ ....
bottotu b ' 5 h
' I " &3 d an
- -. . - -. - . . - - • • - .
i. Yair .\.and L I l g r ll 3 S a. uOi1b about
= = = =: =: ::= = =: := = : : : = = = = =: =: ::= ::: :: : = : : : = : : g:~: ~:~~~~!~: 0_ MotloUthji ""nC:ele
Wood k > n n " . W 3. Stoo lorm,._. H . C em en te d rubble
w~o:U,
. !n t n e
. .. .
c . ~ - - - - - -- - - .- - - - -- - . . - - - - -- -
0.011-<).018
•_
-..
0.0l5-(l.OW
l rr e~ ul u- ." J~ -
b ow l
3 . Y ai r
p lp .! l ..
O .0 30 " { 1. 0 3
O.O~.1)3Q
O .0 3( H )_ O t
O.OJ ..O , . ---
b.
O.OIl-<).OJa
......
••
•_
du an
b. LangIll' .0 2 . O oo d o .n d any
E U l s o par-
I n d ee p I lh an ne l& .
'-
.>
1 _ B < lI 'I D fl da e ro n a. Mowed to
ndult..
O . O 2 2 . .. { ) .
0.10-0. Ii] Ulgt!;%~~~~~I~=_..rilh-m~·.;:t;."I~·.;d~.;(;t.:"U;;j.
oug
E. Corrugated meW pJp.!Io plpe areb b y H - n . o or ru g t o ( dv e . e _. (}f
I~IIT
a. m.
.toop .loP"" or
A. Conerote
p la i! -
balllu_----
QIl
b. lo.gud
0.80 0.80
.0 O.011Hl. 0. 02'l-'J.
or d.i:o!lgeclj
&.
r.rmL
0. 021-0.
•
_._~,*-•.-.. --..... -.... -.-.--- e.on-o.oa
o oo »
I, No
pc.roo..t 01 ar... _ •• _
•_
&g:~ 0. 011...(1.Ola
•-. ~ •• _ • _
r.......
C. Drll1!llnulcavat'ld
UrN"A",..
, •• _. _
_
4. Sidea, c le a n e ru e l
O.l-<).~
•_
•
D e n o o ",,,,,
O.HJ.
• ,
so ns
:1
fRn~~
_.
•• " I~ r ! ho r g ra M
O r. .. .
:l
.1
O.Oli-<):02O h
B. Ea h,
or-o.s
r-
= ,: : d: : : :: : :: : :: : : :: : :: : : : = : = : : : :: : :: : :: : :: : : :
u
2_ Ol an
O.IHl.
;.\,
~\l"
, G d . n . Irrcgu ... soctlo th...Il"ea-: ..
(C).
.:
II
within ehanne 11'Ulto, 1n~
",nh al . bo n
• _
0.00.-0.011
•"
' ta iu O) .' lb y " ._ . _ . ,Uiht 2. In"&gula oecUOtl.! w l l b ~ , •__ InCl"\We valUe] In 3. MOUDUln Itrerun&, 110 Votelalloo In UJlUBlly &1<)ep, troos and blJllhalODIt b I l - n J e J l 1 U . broergoo '1 at hlgh ll.al!e, Do vo oobb1e3, an Do 1co wl boulder. __._.
0.01-<).10 O.Ol-<).~
O.Q{-<).05 O.0b-Q.07
.1
.1 _'__..;i_-.::..::d~
-_ . < I~
-, ,.", .. -::-
(I)
,it')
-((~
<,"'-,
'\.~$~"
(Q
CiA)
Area
(1
3, 60)! (3,60
3, 60 .0
2)
43,2 .f.s
(Q
Area
0.0028 CiA)
Hectar
'h
~f
0! 3,60 1/36
0.0028 ,-_,
Therefore
(w
th existing site conditions
Usin Mannings Equation
Roughnes
here (n
re
th
Hydrauli
(R
Factor ro -s ct
Radius IYWP (w
Percentage Slop Therefore 1.486/0.013
114.31
1.5 c.f.s,
28.71
14.4
1.5 0.5683
(w
0.0868 0.2946
d) I-
2d)
ad
"'O'Cl'''''
Baximumrunoff
.)
(CU'"
Runoff
::
I:;l.
intonsity
("'lin al
atol
nt urea
T:i,.roo
.......
~~
~'
equal,
(acres)
concentra ion
Difference
30 t 1 1 i n ~
(in/h ..
(lU"1O:;)
QleV"dttion in feet
())
///1
eo
(f
r-
:::>
:2 lO
:t 0::
.;J;~rl'1 i",
--::: HOUR)
nf
In at
it Bota
nicolG'Ordens
ro
