Carderock Access C over Clara Barton Parkway
Fair Condition64 years old2,000 vehicles/day
Location
| State | Maryland |
| County | Montgomery |
| Location | 0.7 Miles West Of Macarth |
| Carries | Carderock Access C |
| Crosses | Clara Barton Parkway |
| Coordinates | 38.97272, -77.19539 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 5 (Fair) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 117.8 ft (35.9 m) |
| Max Span | 110.9 ft (33.8 m) |
| Deck Width | 46.6 ft (14.2 m) |
| Deck Area | 509.8 sq m |
| Main Spans | 1 |
| Year Built | 1962 (reconstructed 1991) |
Traffic
| Avg Daily Traffic | 2,000 (2013) |
| Truck Traffic | 20% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | 423 |
| Inspection Frequency | Every 24 months |
| Owner | National Park Service |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 3300030P0000000 |