District of Columbia bridges
District of Columbia reports 261 bridges and culverts across 1 counties. 5 (1.9%) are rated in poor condition, and 6 are posted with load limits or closed. The oldest structure still in the inventory dates from 1831.
Find a bridge in District of Columbia
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Counties
Circle size reflects the number of bridgesCondition
Good34%(90)
Fair64%(166)
Poor2%(5)
Counties with the highest share of poor bridges
- District of Columbia1.9% of 261
Structure types
| Structure type | Bridges | Share |
|---|---|---|
| Stringer/Multi-beam or Girder | 164 | 62.8% |
| Girder and Floorbeam System | 23 | 8.8% |
| Frame | 21 | 8.0% |
| Arch - Deck | 18 | 6.9% |
| Box Beam or Girders - Multiple | 10 | 3.8% |
| Culvert | 7 | 2.7% |
| Tee Beam | 7 | 2.7% |
| Box Beam or Girders - Single or Spread | 4 | 1.5% |
| Other | 3 | 1.1% |
| Slab | 2 | 0.8% |
| Arch - Thru | 1 | 0.4% |
| Segmental Box Girder | 1 | 0.4% |
When District of Columbia's bridges were built
Busiest
- Anacostia Freeway over Good Hope RoadFairDistrict of Columbia · 295,046 vehicles/day
- Southwest Freeway over Half ST to 2nd ST SWFairDistrict of Columbia · 252,820 vehicles/day
- Southeast Frwy over CSX RR Nj & Va AveFairDistrict of Columbia · 252,800 vehicles/day
- NB I-395 over Potomac River & Ohio Dr.FairDistrict of Columbia · 249,000 vehicles/day
- SB I-395 over Potomac R. and Ohio Dr.FairDistrict of Columbia · 249,000 vehicles/day
Longest
- Whitehurst Frwy over K Street N.W.FairDistrict of Columbia · 4,172 ft
- I-395 Hov Bridge over Potomac River & Ohio Dr.FairDistrict of Columbia · 2,483 ft
- NB I-395 over Potomac River & Ohio Dr.FairDistrict of Columbia · 2,434 ft
- SB I-395 over Potomac R. and Ohio Dr.FairDistrict of Columbia · 2,265 ft
- Memorial Avenue over Gwmp (nb) & Potomac RiveGoodDistrict of Columbia · 2,162 ft
Oldest
- Wisconsin Avenue over C&o CanalFairDistrict of Columbia · Built 1831
- Park Road N.W. over Rock CreekFairDistrict of Columbia · Built 1900
- 31st Street N.W. over C&o CanalGoodDistrict of Columbia · Built 1900
- Jefferson ST N.W. over C&o CanalGoodDistrict of Columbia · Built 1900
- 30th Street N.W. over C&o CanalGoodDistrict of Columbia · Built 1900
Newest
- Anacostia Freeway over Firth Sterling AveGoodDistrict of Columbia · Built 2022
- Anacostia Freeway over Bicycle and PedestrianGoodDistrict of Columbia · Built 2022
- Oregon Ave over Pinehurst BranchGoodDistrict of Columbia · Built 2022
- Anacostia Freeway over Howard RD S.E.GoodDistrict of Columbia · Built 2022
- I-295 Access Road over Ramp JGoodDistrict of Columbia · Built 2022
Who owns District of Columbia's bridges
| State | 219 | 83.9% |
| Federal | 33 | 12.6% |
| Unknown | 6 | 2.3% |
| Private | 2 | 0.8% |
| Railroad | 1 | 0.4% |
More District of Columbia facts
Total bridge length16 miles
Total deck area6,274,105 sq ft
Culverts counted as bridges7 (3%)
On the National Highway System149
Posted with load limits6
Closed to traffic0
Listed or eligible for the National Register10
Average daily traffic per bridge33,548 vehicles
Newest structure2022