| San Luis Southern Railway Trestle | |
| Coordinates: | 37.3867°N -105.5475°W An abandoned section of Costilla County Road 1237°23′12″N 105°32′51″W |
| Built: | 1910 |
| Builder: | San Luis Southern Railway Company |
| Architecture: | Railroad Trestle |
| Added: | January 6, 2004 |
| Area: | 0.4acres |
| Mpsub: | Railroads in Colorado, 1858-1948 MPS |
| Refnum: | 03001361 |
The San Luis Southern Railway Trestle, in Costilla County, Colorado near Blanca, Colorado, was built in 1910. It was listed on the National Register of Historic Places in 2004.
It is a railroad trestle built by the Southern San Luis Valley Railroad.
It is a 190feet long structure spanning Trinchera Creek's Rattlesnake Gulch (or Rattlesnake Canyon).[1]