But that's a trolley line...

OERM Operates both heavy trains, trolleys and light rail without separation windows and they aren't insular per FRA.

Another Operation Wrote:
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> This is not an insurmountable obstacle.
>
> An example of how this would work in day to day
> operations is seen in the Tampa streetcar
> operation to Ybor City.
>
> Streetcars operate daily across a CSX mainline
> from downtown Tampa to Ybor City and back. The
> crossing, on both the CSX and streetcar line, is
> protected by absolute signals and written rules.
>
> I experienced an evening ride on the streetcar
> where the signal for the crossing would not clear,
> despite no occupancy by CSX in the block. The
> operator could not proceed across wiyhout the
> direct intervention of a streetcar supervisor on
> scene, who communicated with the CSX dispatcher by
> telephone and followed a specific set of written
> instructions in case of such an incident. All in
> all, the delay to cross the CSX took the better
> part of an hour.
>
> I would imagine that the Museum and Metrolink
> would do likewise with absolute signals and
> written rules for this operation.
>
> When all the parties involved can focus on the
> solution as needed, I firmly believe the
> connection will be installed and operations
> between the Perris Depot and the Museum will
> occur.