Railroad Electrification Question

[NW Mailing List]

Yes most moveable bridges have devices as Larry stated. Amtrak and PRR
before has a bridge on the Bush River where the electrification spreads so
the bascule can open between the wires.
John Rhodes

On Thu, Jan 11, 2024, 7:49 PM NW Mailing List <nw-mailing-list at nwhs.org>
wrote:

> To the best of my knowledge, most bridges had wire or power bars and
> frequently complex devices to close the gap at the bridge ends by
> overlapping the mainland and bridge wire.
>
> A notable exception was the New Haven’s bridge at Cos Cob which had no
> wire with trains coasting across it. Approaching the bridge, the wire went
> up to a height above the maximum extension of the pantographs eventually
> losing contact. Coast across and then under the similarly high wire which
> came down until contact was re-established.
>
> -- Larry Stone
>    Sent from my iPad
>
> On Jan 11, 2024, at 14:18, NW Mailing List via NW-Mailing-List <
> nw-mailing-list at nwhs.org> wrote:
>
> 
> I have a question about railroad electrification that I am almost certain
> was never an issue on the Norfolk and Western or the Virginian (but was
> probably encountered on the Pennsylvania Rail Road).  Hopefully, some one
> will know the answer or can direct me a source.
>
> How was power supplied to electric locomotives that crossed moveable
> bridges such as draw bridges, swing spans or lift bridges?
>
> Bill King
> Arlington, Virginia
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