Brian,
Just found "not usual" something for your next "quai" project. Note you can see the edge of the river bridge at the RHS rear.
http://www.tmny.org/catl.php?n=2798&d=c1940&c=Wuppertal+std.+gauge+trolley+No.+71%0Awith+small+open+trailer
BTW, the upper steelwork is for the overhead suspended Wupperthal trains. Got room for one of those as well?
Ted