SH 21 over Larrison Creek Relief
Fair Condition99 years old4,991 vehicles/day
Location
| State | Texas |
| County | Madison |
| Location | 2.7 Mi NE Of FM 1428 |
| Carries | SH 21 |
| Crosses | Larrison Creek Relief |
| Coordinates | 30.99706, -95.79995 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 7 (Good) |
| Culvert | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 34.1 ft (10.4 m) |
| Max Span | 7.9 ft (2.4 m) |
| Deck Width | 48.9 ft (14.9 m) |
| Deck Area | 155.0 sq m |
| Main Spans | 4 |
| Year Built | 1927 (reconstructed 1968) |
Traffic
| Avg Daily Traffic | 4,991 (2020) |
| Truck Traffic | 15% |
| 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 | 171540011705031 |