US Bridges

14th ST Nb&sb& over Lane C & C1 I-395

Fair

District of Columbia, District of Columbia · 14th ST Nb&sb over I- · Structure no. 1134

Built
1969
56 years old
Condition
Fair
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
137 ft
2 main spans
Daily traffic
95,000
2007 count
Owner
State
State Highway Agency

About this bridge

14th ST Nb&sb& over Lane C & C1 I-395 is a steel continuous stringer/multi-beam or girder carrying 14th ST Nb&sb& over Lane C & C1 I-395 in District of Columbia, District of Columbia. It was built in 1969, so it is 56 years old, younger than the District of Columbia average of 63.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 95,000 vehicles a day, roughly 6% of them trucks, projected to reach 100,000 by 2027. The structure is 137 ft (41.8 m) long and 106 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
Carries14th ST Nb&sb&
CrossesLane C & C1 I-395
Location14th ST Nb&sb over I-
RouteU.S. Route 1
CountyDistrict of Columbia
StateDistrict of Columbia
Coordinates38.87924, -77.03621
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating69 US tons
Inventory rating42 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length137 ft (41.8 m)
Longest span89 ft (27.1 m)
Deck width106 ft (32.3 m)
Roadway width99 ft (30.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic95,000 (2007)
Projected traffic100,000 by 2027
Trucks6%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedDeck rehabilitation with only incidental widening
Estimated improvement cost$900,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was 14th ST Nb&sb& over Lane C & C1 I-395 built?

It was built in 1969, making it 56 years old in 2025.

What condition is 14th ST Nb&sb& over Lane C & C1 I-395 in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in January 2025.

How much traffic does 14th ST Nb&sb& over Lane C & C1 I-395 carry?

About 95,000 vehicles per day (2007 count), of which roughly 6% are trucks.

How long is 14th ST Nb&sb& over Lane C & C1 I-395?

The structure is 137 ft (41.8 m) long with a longest span of 89 ft (27.1 m) and a deck 106 ft wide.

Who owns 14th ST Nb&sb& over Lane C & C1 I-395?

It is owned by the State Highway Agency.