automobiles autos cars crossing hiawatha highway light lrt minneapolis minnesota mn rail railroad rails railway street tracks traffic train vehicles arch blue bridge centre city contemporary cross dundee footpath glass modern over pedestrian span steel stylish walk walkway lighting purple grey greyscale monochrome abandoned appearance cut-off dead-end derelict direction disconnected disused historic iron line metal neglect neglected no-ballast old outdated past perspective perspectives railways reject rejected rusty scrap sleepers strength transport waste building buildings bus buses construction control detour development double-decker buses empty equipment excavation excavations excavator fences fencing MRT overhead property redevelopment redirection roadwork safety Singapore space stairs steps temporary vacant blocks