US 183 SB over Onion Creek
Good Condition36 years old18,135 vehicles/day
Location
| State | Texas |
| County | Travis |
| Location | 1.00 Mi N Of FM 812 |
| Carries | US 183 SB |
| Crosses | Onion Creek |
| Coordinates | 30.17789, -97.68917 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 578.1 ft (176.2 m) |
| Max Span | 109.9 ft (33.5 m) |
| Deck Width | 42.0 ft (12.8 m) |
| Deck Area | 2255.4 sq m |
| Main Spans | 5 |
| Year Built | 1990 |
Traffic
| Avg Daily Traffic | 18,135 (2023) |
| Truck Traffic | 8% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 142270015201038 |