IH 45 Nbml over FM 646
Good Condition6 years old115,900 vehicles/day
Location
| State | Texas |
| County | Galveston |
| Location | 1.40 Mi NW Of FM 517 |
| Carries | IH 45 Nbml |
| Crosses | FM 646 |
| Coordinates | 29.46606, -95.09063 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 8 (Very Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 350.1 ft (106.7 m) |
| Max Span | 124.0 ft (37.8 m) |
| Deck Width | 85.0 ft (25.9 m) |
| Deck Area | 2763.5 sq m |
| Main Spans | 3 |
| Year Built | 2020 |
Traffic
| Avg Daily Traffic | 115,900 (2016) |
| Truck Traffic | 4% |
| Lanes On Bridge | 5 |
| Lanes Under Bridge | 10 |
Inspection & Ownership
| Last Inspection | 822 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 120850050004453 |