FM 518 over Chigger Creek
Good Condition37 years old27,770 vehicles/day
Location
| State | Texas |
| County | Galveston |
| Location | 0.40 Mi SE Of FM 528 |
| Carries | FM 518 |
| Crosses | Chigger Creek |
| Coordinates | 29.50461, -95.18404 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (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 | 141.1 ft (43 m) |
| Max Span | 46.9 ft (14.3 m) |
| Deck Width | 87.9 ft (26.8 m) |
| Deck Area | 1152.4 sq m |
| Main Spans | 3 |
| Year Built | 1989 |
Traffic
| Avg Daily Traffic | 27,770 (2024) |
| Truck Traffic | 5% |
| Lanes On Bridge | 4 |
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 | 120850097603032 |