US Bridges

S. Capitol Street over Winkle Doodle Branch

Fair

District of Columbia, District of Columbia · Scap over Winkle Doodle · Structure no. 0064

Built
1942
83 years old, rebuilt 1986
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
38 ft
1 main span
Daily traffic
17,000
2018 count
Owner
State
State Highway Agency

About this bridge

S. Capitol Street over Winkle Doodle Branch is a steel stringer/multi-beam or girder carrying S. Capitol Street over Winkle Doodle Branch in District of Columbia, District of Columbia. It was built in 1942 and reconstructed in 1986, so it is 83 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 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 17,000 vehicles a day, roughly 3% of them trucks, projected to reach 25,000 by 2027. The structure is 38 ft (11.6 m) long and 67 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesS. Capitol Street
CrossesWinkle Doodle Branch
LocationScap over Winkle Doodle
RouteCity Street 0
Coordinates38.82124, -77.00131
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98 US tons
Inventory rating58 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length38 ft (11.6 m)
Longest span34 ft (10.4 m)
Deck width67 ft (20.3 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,000 (2018)
Projected traffic25,000 by 2027
Trucks3%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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$400,000
NavigationNo navigation control on waterway

Frequently asked questions

When was S. Capitol Street over Winkle Doodle Branch built?

It was built in 1942, making it 83 years old in 2025. It was reconstructed in 1986.

What condition is S. Capitol Street over Winkle Doodle Branch 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 2024.

How much traffic does S. Capitol Street over Winkle Doodle Branch carry?

About 17,000 vehicles per day (2018 count), of which roughly 3% are trucks.

How long is S. Capitol Street over Winkle Doodle Branch?

The structure is 38 ft (11.6 m) long with a longest span of 34 ft (10.4 m) and a deck 67 ft wide.

Who owns S. Capitol Street over Winkle Doodle Branch?

It is owned by the State Highway Agency.