Coller Wildlife Area Bridge Pony truss bridge over the Rio Grande on CR 430 just off CO 149 at Coller State Wildlife Area Open to traffic on a gravel road Built ca. 1930
Rio Grande CR 430A Bridge Lost two-span pony truss bridge over the Rio Grande on CR 430A just off CO 149 Replaced by modern bridge Built ca. 1930; replaced 1998
Sevenmile Bridge Deck truss bridge over the Rio Grande at the entrance to Marshall Park Campground, just off CO 149 Open to traffic Built 1935; relocated 1981