SH 21 over Hurricane Bayou
Fair Condition98 years old1,785 vehicles/day
Location
| State | Texas |
| County | Houston |
| Location | 3.6 Mi NE Of Loop 304 |
| Carries | SH 21 |
| Crosses | Hurricane Bayou |
| Coordinates | 31.36245, -95.39484 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Slab |
| Total Length | 66.9 ft (20.4 m) |
| Max Span | 22.0 ft (6.7 m) |
| Deck Width | 42.0 ft (12.8 m) |
| Deck Area | 261.1 sq m |
| Main Spans | 3 |
| Year Built | 1928 (reconstructed 1955) |
Traffic
| Avg Daily Traffic | 1,785 (2024) |
| Truck Traffic | 12% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is possibly eligible (requires evaluation) |
| Structure Number | 111140011801002 |