" " <martinpl3_@_earthlink.net> wrote to me: >If the oil line were laid in the river bed, (as was done sometimes,) it > wouldn't have to be disconnected to open the bridge.> >P.F. Martin> I am beginning to think that many do not know what a "Drawbridge" is. It is a bridge that can move or open by turning 90 deg in a horizontal plane. If an oil or gas line were installed in the center of the pier and the vertical pipe had a swivel joint then a land based fuel supply would work. But a rather expensive fix for a seldom opened bridge. bob gillis ------------------------------
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