US Bridges

I-66 Ramp to US 50 over Little Rvr; Ramp & Gw Pk

Fair

Arlington County, Virginia · TR Br Off-Ramp to US 50 · Structure no. 000000000031133

Built
1964
61 years old
Condition
Fair
inspected May 2024
Type
Girder and Floorbeam System
Steel Continuous
Length
560 ft
4 main spans
Daily traffic
21,571
2022 count
Owner
Local
Other Local Agency

About this bridge

I-66 Ramp to US 50 over Little Rvr; Ramp & Gw Pk is a steel continuous girder and floorbeam system carrying I-66 Ramp to US 50 over Little Rvr; Ramp & Gw Pk in Arlington County, Virginia. It was built in 1964, so it is 61 years old, older than the Virginia average of 50.7 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 21,571 vehicles a day, roughly 1% of them trucks, projected to reach 31,494 by 2042. The structure is 560 ft (170.7 m) long and 35 ft wide.

CarriesI-66 Ramp to US 50
CrossesLittle Rvr; Ramp & Gw Pk
LocationTR Br Off-Ramp to US 50
RouteU.S. Route 66
Coordinates38.8909, -77.0657
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64 US tons
Inventory rating38 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4 (+2 approach)
Design loadHS 20
Structure length560 ft (170.7 m)
Longest span162 ft (49.4 m)
Deck width35 ft (10.8 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deck14 ft (4.3 m)

Traffic and service

Average daily traffic21,571 (2022)
Projected traffic31,494 by 2042
Trucks1%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway and waterway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerOther Local Agency
Maintained byOther Local Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$550 million
NavigationNo navigation control on waterway

Frequently asked questions

When was I-66 Ramp to US 50 over Little Rvr; Ramp & Gw Pk built?

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

What condition is I-66 Ramp to US 50 over Little Rvr; Ramp & Gw Pk 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 I-66 Ramp to US 50 over Little Rvr; Ramp & Gw Pk carry?

About 21,571 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is I-66 Ramp to US 50 over Little Rvr; Ramp & Gw Pk?

The structure is 560 ft (170.7 m) long with a longest span of 162 ft (49.4 m) and a deck 35 ft wide.

Who owns I-66 Ramp to US 50 over Little Rvr; Ramp & Gw Pk?

It is owned by the Other Local Agency.