This highly functional N scale 150' Pratt Truss Bridge will look great on your diorama or layout. The model, as built from the plans, spans almost 11-1/2 inches from end to end (11-1/4 inches from shoe to shoe). It has a vertical clearance of approximately 1.6 inches from the railhead. All exceptionally detailed parts are made from injection molded, impact grade styrene plastic. Central Valley Model Works no. 1810.