FM 517 over Gum Bayou
Good Condition21 years old9,380 vehicles/day
Location
| State | Texas |
| County | Galveston |
| Location | 0.40 Mi W Of FM 3436 |
| Carries | FM 517 |
| Crosses | Gum Bayou |
| Coordinates | 29.46944, -95.01352 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 182.1 ft (55.5 m) |
| Max Span | 69.9 ft (21.3 m) |
| Deck Width | 76.1 ft (23.2 m) |
| Deck Area | 1287.6 sq m |
| Main Spans | 3 |
| Year Built | 2005 |
Traffic
| Avg Daily Traffic | 9,380 (2024) |
| Truck Traffic | 4% |
| Lanes On Bridge | 5 |
Inspection & Ownership
| Last Inspection | 824 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 120850097802015 |