FM 646 over Drainage Ditch
Fair Condition57 years old18,730 vehicles/day
Location
| State | Texas |
| County | Galveston |
| Location | 0.50 Mi W Of FM 1266 |
| Carries | FM 646 |
| Crosses | Drainage Ditch |
| Coordinates | 29.49063, -95.05567 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 7 (Good) |
| Culvert | 5 (Fair) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 38.1 ft (11.6 m) |
| Max Span | 6.9 ft (2.1 m) |
| Deck Width | 85.6 ft (26.1 m) |
| Deck Area | 302.8 sq m |
| Main Spans | 5 |
| Year Built | 1969 |
Traffic
| Avg Daily Traffic | 18,730 (2023) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is possibly eligible (requires evaluation) |
| Structure Number | 120850304901002 |