FM 521 over Irrigation Canal
Fair Condition77 years old23,498 vehicles/day
Location
| State | Texas |
| County | Fort Bend |
| Location | 0.70 Mi S Of SH 6 |
| Carries | FM 521 |
| Crosses | Irrigation Canal |
| Coordinates | 29.49779, -95.46506 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 6 — Scour calculated, stable |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 80.1 ft (24.4 m) |
| Max Span | 29.9 ft (9.1 m) |
| Deck Width | 42.0 ft (12.8 m) |
| Deck Area | 312.3 sq m |
| Main Spans | 3 |
| Year Built | 1949 |
Traffic
| Avg Daily Traffic | 23,498 (2023) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is possibly eligible (requires evaluation) |
| Structure Number | 120800011103027 |