US Bridges

New Hampshire Ave over CSX Railroad & Metro

Fair

District of Columbia, District of Columbia · New Hampshire over CSX RR · Structure no. 0556

Built
1934
91 years old, rebuilt 2008
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
125 ft
1 main span
Daily traffic
27,500
2018 count
Owner
State
State Highway Agency

About this bridge

New Hampshire Ave over CSX Railroad & Metro is a steel stringer/multi-beam or girder carrying New Hampshire Ave over CSX Railroad & Metro in District of Columbia, District of Columbia. It was built in 1934 and reconstructed in 2008, so it is 91 years old, older 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 6 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 27,500 vehicles a day, roughly 2% of them trucks, projected to reach 27,500 by 2027. The structure is 125 ft (38.1 m) long and 87 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesNew Hampshire Ave
CrossesCSX Railroad & Metro
LocationNew Hampshire over CSX RR
RouteCity Street 0
CountyDistrict of Columbia
StateDistrict of Columbia
Coordinates38.96088, -77.00608
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66 US tons
Inventory rating40 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length125 ft (38.1 m)
Longest span125 ft (38.1 m)
Deck width87 ft (26.6 m)
Roadway width72 ft (21.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic27,500 (2018)
Projected traffic27,500 by 2027
Trucks2%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was New Hampshire Ave over CSX Railroad & Metro built?

It was built in 1934, making it 91 years old in 2025. It was reconstructed in 2008.

What condition is New Hampshire Ave over CSX Railroad & Metro 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 April 2023.

How much traffic does New Hampshire Ave over CSX Railroad & Metro carry?

About 27,500 vehicles per day (2018 count), of which roughly 2% are trucks.

How long is New Hampshire Ave over CSX Railroad & Metro?

The structure is 125 ft (38.1 m) long with a longest span of 125 ft (38.1 m) and a deck 87 ft wide.

Who owns New Hampshire Ave over CSX Railroad & Metro?

It is owned by the State Highway Agency.