US 77 SB over FM 509 (helen Moore Rd)
Fair Condition22 years old29,090 vehicles/day
Location
| State | Texas |
| County | Cameron |
| Location | 1.50 Mi SE Of FM 801 |
| Carries | US 77 SB |
| Crosses | FM 509 (helen Moore Rd) |
| Coordinates | 26.14986, -97.66753 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 228.0 ft (69.5 m) |
| Max Span | 116.1 ft (35.4 m) |
| Deck Width | 59.1 ft (18 m) |
| Deck Area | 1,251 sq m |
| Main Spans | 1 |
| Year Built | 2004 |
Traffic
| Avg Daily Traffic | 29,090 (2011) |
| Truck Traffic | 8% |
| Lanes On Bridge | 3 |
| Lanes Under Bridge | 8 |
Inspection & Ownership
| Last Inspection | 223 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 210310003907331 |