US 90 over San Marcos River Relief
Fair Condition91 years old2,250 vehicles/day
Location
| State | Texas |
| County | Caldwell |
| Location | 3.2 Mi W Of US 183 |
| Carries | US 90 |
| Crosses | San Marcos River Relief |
| Coordinates | 29.67001, -97.69854 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 779.9 ft (237.7 m) |
| Max Span | 52.2 ft (15.9 m) |
| Deck Width | 52.2 ft (15.9 m) |
| Deck Area | 3779.4 sq m |
| Main Spans | 15 |
| Year Built | 1935 (reconstructed 1989) |
Traffic
| Avg Daily Traffic | 2,250 (2023) |
| Truck Traffic | 8% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is possibly eligible (requires evaluation) |
| Structure Number | 140280002903010 |