The Sulphur-Bedford Road Bridge carries KY 3175 and crosses the Little Kentucky River in rural Trimble County, Kentucky. Constructed in 1901, the two-span Warren through truss was closed in 1999 when a replacement two-lane concrete bridge was opened just downstream.
- Designation: Kentucky State Route 3175
- Type: Warren through-truss
- Total Length: 225 feet
- Main Span Length: 109 feet
- Width: 11 feet