US Bridges

Ramp 1 Whitehurst over I-66 to W.H. Frwy.

Fair

District of Columbia, District of Columbia · Whitehurst at Rock Creek · Structure no. 1303(RAMP 1)

Built
1964
61 years old, rebuilt 1998
Condition
Fair
inspected January 2023
Type
Box Beam or Girders - Single or Spread
Concrete Continuous
Length
856 ft
11 main spans
Daily traffic
7,000
2007 count
Owner
State
State Highway Agency

About this bridge

Ramp 1 Whitehurst over I-66 to W.H. Frwy. is a concrete continuous box beam or girders - single or spread carrying Ramp 1 Whitehurst over I-66 to W.H. Frwy. in District of Columbia, District of Columbia. It was built in 1964 and reconstructed in 1998, so it is 61 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 7,000 vehicles a day, roughly 3% of them trucks, projected to reach 8,000 by 2027. The structure is 856 ft (260.9 m) long and 25 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesRamp 1 Whitehurst
CrossesI-66 to W.H. Frwy.
LocationWhitehurst at Rock Creek
RouteInterstate 66
Coordinates38.903, -77.05542
Functional classUrban Principal Arterial - Interstate

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating102.2 US tons
Inventory rating61.6 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans11
Design loadHS 20
Structure length856 ft (260.9 m)
Longest span113 ft (34.4 m)
Deck width25 ft (7.6 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,000 (2007)
Projected traffic8,000 by 2027
Trucks3%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed1.2 mi (2 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$1.8 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ramp 1 Whitehurst over I-66 to W.H. Frwy. built?

It was built in 1964, making it 61 years old in 2025. It was reconstructed in 1998.

What condition is Ramp 1 Whitehurst over I-66 to W.H. 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 January 2023.

How much traffic does Ramp 1 Whitehurst over I-66 to W.H. Frwy. carry?

About 7,000 vehicles per day (2007 count), of which roughly 3% are trucks.

How long is Ramp 1 Whitehurst over I-66 to W.H. Frwy.?

The structure is 856 ft (260.9 m) long with a longest span of 113 ft (34.4 m) and a deck 25 ft wide.

Who owns Ramp 1 Whitehurst over I-66 to W.H. Frwy.?

It is owned by the State Highway Agency.