[Yilu F.]

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Date: Wed, 22 Oct 2014 20:46:23 -0400
Message-ID:
Subject: Re: Skewed Bridge Question – Bridge Geometry
From: Yilu Feng
To: “Chris G. [via HEC-RAS Help]”
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Thanks, Chris!

Yilu=E2=80=8B

On Wed, Oct 22, 2014 at 1:30 PM, Chris G. [via HEC-RAS Help] < [email protected]> wrote:

> (1) In the pier data editor, are ‘centerline station upstream’ =3D AB,
> ‘centerline station downstream’=3DDC? Yes.
>
> (2) In the deck/roadway data editor, should I set ‘distance’ =3D BE or AH=
?
> Is ‘width’=3DEF or GH? I usually use EF, but it shouldn’t make much
> difference for a typical bridge.
>
> (3) If I set up ‘Deck roadway and abutment skew angle’=3D=CE=98, I notice=
d that
> the pier looks narrower in the bridge culvert editor. Not sure why this
> is. Maybe the scale on the plot changed with the skewing of the deck and
> abutments?
>
> Suppose my pier width=3Dx ft, is the pier width I see in the bridge culve=
rt
> editor the equivalent pier width, x*cos =CE=98? Yes, I believe so.
>
> If I set bridge ‘width’=3DEF, does HEC-RAS actually using EF*cos =CE=98 a=
s
> equivalent bridge width? I do not think so.
>
> Chris G.
> @RASModel
> http://www.therassolution.com
>
>
> ——————————
> If you reply to this email, your message will be added to the discussion
> below:
>
> http://hec-ras-help.1091112.n5.nabble.com/Skewed-Bridge-Question-Bridge-G=
eometry-tp1056p1058.html
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Tha=
nks, Chris!

Yilu=E2=80=8B=

On We=
d, Oct 22, 2014 at 1:30 PM, Chris G. [via HEC-RAS Help] &=
lt;[email protected]> wrote:

(1) In the pier data editor, are 'centerline station upstream' =3D=
AB, =C2=A0'centerline station downstream'=3DDC? Yes.

(2) In the deck/roadway data editor, should I set 'distance&#39=
; =3D BE or AH?=C2=A0 Is =C2=A0'width'=3DEF or GH? I usually use EF=
, but it shouldn't make much difference for a typical bridge.

(3) If I set up 'Deck roadway and abutment skew angle'=3D=
=CE=98, I noticed that the pier looks narrower in the bridge culvert editor=
.=C2=A0 Not sure why this is.=C2=A0 Maybe the scale on the plot changed wit=
h the skewing of the deck and abutments?

Suppose my pier width=3Dx ft, is the pier width I see in the bridge=
culvert editor the equivalent pier width, x*cos =CE=98? Yes, I believe so.

If I set bridge 'width'=3DEF, does HEC-RAS actually using E=
F*cos =CE=98 as equivalent bridge width? I do not think so.

=09
=09

Chris G.

@RASModel

http://www.therass=
olution.com

---

If you reply to this email, your message =
will be added to the discussion below:

http://hec-ras-help.=
1091112.n5.nabble.com/Skewed-Bridge-Question-Bridge-Geometry-tp1056p1058.ht=
ml

=09
To unsubscribe from Skewed Bridge Question – Bridge Geometry, click here.
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