FM 523 over East Union Bayou
Fair Condition46 years old11,903 vehicles/day
Location
| State | Texas |
| County | Brazoria |
| Location | 0.15 Mi S Of SH 332 |
| Carries | FM 523 |
| Crosses | East Union Bayou |
| Coordinates | 28.97977, -95.33856 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 8 (Very Good) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 149.9 ft (45.7 m) |
| Max Span | 49.9 ft (15.2 m) |
| Deck Width | 44.9 ft (13.7 m) |
| Deck Area | 626.1 sq m |
| Main Spans | 3 |
| Year Built | 1980 |
Traffic
| Avg Daily Traffic | 11,903 (2023) |
| Truck Traffic | 4% |
| Lanes On Bridge | 3 |
Inspection & Ownership
| Last Inspection | December 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 120200100301014 |