The Blue Sulphur Bridge is an abandoned Pratt through truss over the Mud River in Ona, West Virginia.
The Blue Sulphur Bridge was constructed in 1888 by the Groton Bridge Company of Groton, New York. It was bypassed and subsequently closed to traffic in 2001.
- State: West Virginia
- Route: Cabell County Route 17
- Type: Pratt Through Truss
- Status: Abandoned / Closed
- Total Length: 157 feet
- Main Span Length: 109 feet
- Deck Width: 13 feet
- Above Vertical Clearance: 13.6 feet