US Bridges

Key Bridge over Whitehurst Frwy

Fair

District of Columbia, District of Columbia · Whitehurst Frwy · Structure no. 0007

Built
1925
100 years old, rebuilt 1986
Condition
Fair
inspected June 2023
Type
Arch - Deck
Concrete
Length
1,739 ft
8 main spans
Daily traffic
62,000
2020 count
Owner
State
State Highway Agency

About this bridge

Key Bridge over Whitehurst Frwy is a concrete arch - deck carrying Key Bridge over Whitehurst Frwy in District of Columbia, District of Columbia. It was built in 1925 and reconstructed in 1986, so it is 100 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 62,000 vehicles a day, roughly 3% of them trucks, projected to reach 65,000 by 2040. The structure is 1,739 ft (529.9 m) long and 90 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesKey Bridge
CrossesWhitehurst Frwy
LocationWhitehurst Frwy
RouteU.S. Route 29
Coordinates38.90462, -77.06882
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating37 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckConcrete, cast-in-place
Main spans8
Design loadHS 20
Structure length1,739 ft (529.9 m)
Longest span208 ft (63.4 m)
Deck width90 ft (27.4 m)
Roadway width66 ft (20.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic62,000 (2020)
Projected traffic65,000 by 2040
Trucks3%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway and waterway
Detour if closed3.7 mi (6 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 statusListed on the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was Key Bridge over Whitehurst Frwy built?

It was built in 1925, making it 100 years old in 2025. It was reconstructed in 1986.

What condition is Key Bridge over Whitehurst Frwy 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 June 2023.

How much traffic does Key Bridge over Whitehurst Frwy carry?

About 62,000 vehicles per day (2020 count), of which roughly 3% are trucks.

How long is Key Bridge over Whitehurst Frwy?

The structure is 1,739 ft (529.9 m) long with a longest span of 208 ft (63.4 m) and a deck 90 ft wide.

Who owns Key Bridge over Whitehurst Frwy?

It is owned by the State Highway Agency.