Twinstream Drive over Trib To Bonnie Br
Good Condition26 years old27 vehicles/day
Location
| State | Maryland |
| County | Howard |
| Location | 75 W Of Bonnie Branch RD |
| Carries | Twinstream Drive |
| Crosses | Trib To Bonnie Br |
| Coordinates | 39.23700, -76.78231 |
Condition Ratings
| Overall Condition | Good |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel |
| Design | Arch - Deck |
| Total Length | 24.0 ft (7.3 m) |
| Max Span | 24.0 ft (7.3 m) |
| Deck Width | 29.9 ft (9.1 m) |
| Deck Area | 66.4 sq m |
| Main Spans | 1 |
| Year Built | 2000 |
Traffic
| Avg Daily Traffic | 27 (2024) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 224 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 200000HO0273010 |