Macarthur Blvd. over Cabin John Creek
Fair Condition163 years old12,300 vehicles/day
Location
| State | Maryland |
| County | Montgomery |
| Location | 1.5 Mi. E. Of I-495 |
| Carries | Macarthur Blvd. |
| Crosses | Cabin John Creek |
| Coordinates | 38.97277, -77.14863 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Masonry |
| Design | Arch - Deck |
| Total Length | 449.8 ft (137.1 m) |
| Max Span | 219.8 ft (67 m) |
| Deck Width | 17.4 ft (5.3 m) |
| Deck Area | 726.6 sq m |
| Main Spans | 1 |
| Year Built | 1863 (reconstructed 2001) |
Traffic
| Avg Daily Traffic | 12,300 (2022) |
| Lanes On Bridge | 1 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 24 months |
| Owner | Corps of Engineers |
| Historical Significance | Bridge is on the National Register of Historic Places |
| Structure Number | CEPNABMD-000001 |