Lp 1604 over San Antonio River
Good Condition57 years old4,684 vehicles/day
Location
| State | Texas |
| County | Bexar |
| Location | 4.5 Mi SW Of US 181 |
| Carries | Lp 1604 |
| Crosses | San Antonio River |
| Coordinates | 29.22220, -98.35602 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 4 — Foundations need monitoring |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 825.1 ft (251.5 m) |
| Max Span | 105.0 ft (32 m) |
| Deck Width | 42.3 ft (12.9 m) |
| Deck Area | 3244.3 sq m |
| Main Spans | 1 |
| Year Built | 1969 |
Traffic
| Avg Daily Traffic | 4,684 (2023) |
| Truck Traffic | 15% |
| 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 | 150150225502010 |