PERMFILE112142

• Permit No: C1981008A
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Doc Name: Culvert Design C-101, C-103, C-107, C-108, C-109, C-110, C-111, C-112, C-113A & B & C-114
• Section_Exhibit Name: NH2 1996 Section 2.05.3‎(3)‎ Attachment 2.05.3‎(3)‎
• Media Type: D
• Archive: Yes

•
Imo'
-o
0
N
ro
u
`a
m
~_
O
V
`o
v
c
0
N
tf
Is
IS
Iz
- I II II III I'l l"I I' ll Doc Date:12/11/2001
lo,ooo
- s,ooo LO55 COEFFiGEM K~ ( i )
FOR VARIOUS ENTRANCE (2)
s,ooo TYPES 6.
9 Dop 3
(
)
s
ooo rtvv Etl[kkA11CE S s.
, D ~~ ME COEFflCIEM ,
3,000 6.
n) Hwd•a4 q. •dye: er End DS
~~ ~ wdw•.+ro m A4 S.
4
m M(~er•d b cenione b Jape 0.7 .
rn rrei.alna 4ae rst a>• 3. a.
1,000 3.
i00 3-
Te ur rnb (Z) er rJ) pre,ec,
600 Aeruenre9T to acole (,),,Mn 2

w ereiehl ndined Ge. threuph .
SOO D end O rcei•4 er n+erw as
400 ilv.,rered. 2
.
2.

300
3 Ls
~
^ zoo _
I
5
. I.5 '
`u
v
- E
I00 a
e
0
`
00
~
-
p
L
--~
60
~ ~~S~Y~lt c
v ~ -~
~ r I.0 I.0

~
SO
'
a _
~ 40 EXAA/PLE a I.0
30 Diom,(D)•a8in.•4}t '9
0. 70ft3 •e 3 0.9

------- ---- v
20 u O.B 0.6
Sml ~ NW =

O.a
(1) 1A ~.Ofr

s rn ,., ... 0.7 0.7
0.7
6
S
4 0.6 0.6
3 0.6
2

0.3
Lo 0.3
HEADWATER DEPTH FOR
CORRUGATED STEE L PIPE CULVERTS
WITH INLET CONTROL
FHVIfA HEC ~~~ ~ 101
Flyuro 4-28 Inlet control nomograph for corrugated steel pipe culverts. The manu-
faefurers recommended keeping HlN/D to a maximum of t.5 and preferably to no
more than 1.0.
uo
Ifii
136
- 144
- 132
120 a
`o
a
- los -
0
- 95 ~
N
i4
T2
D
o S4
U !~
O
,- 42
a
c S6
'o
33
SD
z7