Arched Road Bridge - Street System -- Kit - 7-3/4 x 10-3/8 x 3-7/8" 19.7 x 26.4 x 9.8cm; Opening: 4-5/8" 11.8cm

70' Single-Track Railroad Through Girder Bridge -- Kit - 9-3/4 x 2-3/8 x 1-5/16" 24.7 x 6 x 3.3cm

50' Single-Track Railroad Deck Girder Bridge -- Kit 6-7/8 x 1-3/16 x 1-5/16" 17.4 x 3 x 3.3cm

Double-Track Railroad Bridge Concrete Pier 2-Pack -- Kit 5-7/16 x 1-1/4 x 5-1/8" 13.8 x 3.1 x 13cm