SH 21 over Larrison Crk Relief No 1
Fair Condition58 years old5,633 vehicles/day
Location
| State | Texas |
| County | Madison |
| Location | 3.22 Mi NE Of FM 1428 |
| Carries | SH 21 |
| Crosses | Larrison Crk Relief No 1 |
| Coordinates | 30.99926, -95.79434 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 120.1 ft (36.6 m) |
| Max Span | 40.0 ft (12.2 m) |
| Deck Width | 46.3 ft (14.1 m) |
| Deck Area | 516.1 sq m |
| Main Spans | 3 |
| Year Built | 1968 |
Traffic
| Avg Daily Traffic | 5,633 (2021) |
| Truck Traffic | 17% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 623 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is possibly eligible (requires evaluation) |
| Structure Number | 171540011705081 |