FM 521 over Colorado River Relief
Good Condition13 years old1,865 vehicles/day
Location
| State | Texas |
| County | Matagorda |
| Location | 3.05 Mi W Of SH 60 |
| Carries | FM 521 |
| Crosses | Colorado River Relief |
| Coordinates | 28.79576, -95.98004 |
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 | Stringer/Multi-beam |
| Total Length | 490.2 ft (149.4 m) |
| Max Span | 69.9 ft (21.3 m) |
| Deck Width | 56.1 ft (17.1 m) |
| Deck Area | 2554.7 sq m |
| Main Spans | 7 |
| Year Built | 2013 |
Traffic
| Avg Daily Traffic | 1,865 (2023) |
| Truck Traffic | 13% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 131580084603017 |