SH 80 over San Marcos River Relief
Fair Condition56 years old4,143 vehicles/day
Location
| State | Texas |
| County | Guadalupe |
| Location | 0.30 Mi S Of Caldwell C/l |
| Carries | SH 80 |
| Crosses | San Marcos River Relief |
| Coordinates | 29.66178, -97.65503 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 529.9 ft (161.5 m) |
| Max Span | 29.9 ft (9.1 m) |
| Deck Width | 50.2 ft (15.3 m) |
| Deck Area | 2470.9 sq m |
| Main Spans | 20 |
| Year Built | 1970 |
Traffic
| Avg Daily Traffic | 4,143 (2020) |
| Truck Traffic | 4% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 824 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is possibly eligible (requires evaluation) |
| Structure Number | 150950028702017 |