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Re: (erielack) Portage Bridge near Hornell (3)
- Subject: Re: (erielack) Portage Bridge near Hornell (3)
- From: Kevin DeGroff <kdegroffrr_@_embarqmail.com>
- Date: Mon, 18 Aug 2008 08:06:12 -0400
- In-Reply-To: <200808180933.m7I9X1ca084965_@_net.bluemoon.net>
- References: <200808180933.m7I9X1ca084965_@_net.bluemoon.net>
> Part of the effort of building a 'new' bridge is to straighten out some of
> the existing curvature/S-curves that exist north & south of the existing
> span that affect speed, which would be fixed w/a slightly different, more
> tangent alignment...
>
>
Who cares if the curves are speedier if the tresspasser problem
prohibits speeds above the original
25-30 mph level anyway? Thats why I said a new alignment just for the
sake of one doesnt buy
them much.
> If the old bridge were to be torn down and a new one installed on the
> existing alignment, this would obviously close the line for several months,
> as removal of the old super-structure will take several months, followed by
> several months of installation of new sub-structure
Not true. Other bridges of that magnitude have been totally replaced
under traffic using small work windows.
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