FM 521 over Holmes RD & Bnsf Rr
Good Condition41 years old18,618 vehicles/day
Location
| State | Texas |
| County | Harris |
| Location | 0.7 Mi S Of IH 610 |
| Carries | FM 521 |
| Crosses | Holmes RD & Bnsf Rr |
| Coordinates | 29.67067, -95.39704 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 938.0 ft (285.9 m) |
| Max Span | 84.0 ft (25.6 m) |
| Deck Width | 67.3 ft (20.5 m) |
| Deck Area | 5860.9 sq m |
| Main Spans | 8 |
| Year Built | 1985 |
Traffic
| Avg Daily Traffic | 18,618 (2022) |
| Truck Traffic | 6% |
| Lanes On Bridge | 4 |
| Lanes Under Bridge | 10 |
Inspection & Ownership
| Last Inspection | 824 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 121020011101064 |