View south of Birmingham Bridge from Forbes Av;
Blvd of Allies eastbound lanes cross Parkway westbound exit ramp to Allies;
Detail of Parkway westbound exit ramp to Allies
View east -- Eliza Furnace Trail threaded along former B&O RR right-of-way;
View northeast from Birmingham Bridge
Girder depth changes on westbound Allies crossing Birmingham Bridge exit to Forbes Av, Birmingham connection to Fifth Av at top;
Detail of splice plates, bracing and corrugated steel pans;
Detail of superelevation by varied bearing sizes on westbound Allies
View northwest of Blvd of Allies viaduct from Birmingham Bridge;
View east of Allies viaduct from Tustin St at Moultrie St
