Hallsville, Missouri
Wabash Railroad Bridge #687 (Boone County, Missouri)
Original bridge built 1868; replaced at a later date by corrugated iron pipe by Wabash RRStone culvert bridge over Unknown creek on Wabash RailroadReplaced by a new bridge
Wabash Railroad Bridge #687B (Boone County, Missouri)
Original bridge built 1868Stone culvert bridge over Unknown creek on Wabash, later N&W, later NS, now COLT RailroadOpen to rail traffic