SH 78 over Elm Creek Relief
Good Condition54 years old8,406 vehicles/day
Location
| State | Texas |
| County | Collin |
| Location | 4.60 Mi S Of US 380 |
| Carries | SH 78 |
| Crosses | Elm Creek Relief |
| Coordinates | 33.10268, -96.41090 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 160.1 ft (48.8 m) |
| Max Span | 40.0 ft (12.2 m) |
| Deck Width | 50.2 ft (15.3 m) |
| Deck Area | 746.6 sq m |
| Main Spans | 4 |
| Year Built | 1972 |
Traffic
| Avg Daily Traffic | 8,406 (2022) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2023 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is possibly eligible (requires evaluation) |
| Structure Number | 180430028101035 |