US Bridges

Ninth Street N.E. over CSX RR

Fair

District of Columbia, District of Columbia · 9th ST over Railroad · Structure no. 0550

Built
2010
15 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
649 ft
4 main spans
Daily traffic
27,000
2018 count
Owner
State
State Highway Agency

About this bridge

Ninth Street N.E. over CSX RR is a steel stringer/multi-beam or girder carrying Ninth Street N.E. over CSX RR in District of Columbia, District of Columbia. It was built in 2010, so it is 15 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 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 27,000 vehicles a day, roughly 4% of them trucks, projected to reach 27,000 by 2027. The structure is 649 ft (197.8 m) long and 87 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesNinth Street N.E.
CrossesCSX RR
Location9th ST over Railroad
RouteCity Street 0
Coordinates38.91453, -76.99323
Functional classUrban Minor 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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating44.3 US tons
Inventory rating34.3 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHL 93
Structure length649 ft (197.8 m)
Longest span185 ft (56.4 m)
Deck width87 ft (26.4 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic27,000 (2018)
Projected traffic27,000 by 2027
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway and railroad
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ninth Street N.E. over CSX RR built?

It was built in 2010, making it 15 years old in 2025.

What condition is Ninth Street N.E. over CSX RR 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 May 2024.

How much traffic does Ninth Street N.E. over CSX RR carry?

About 27,000 vehicles per day (2018 count), of which roughly 4% are trucks.

How long is Ninth Street N.E. over CSX RR?

The structure is 649 ft (197.8 m) long with a longest span of 185 ft (56.4 m) and a deck 87 ft wide.

Who owns Ninth Street N.E. over CSX RR?

It is owned by the State Highway Agency.