US Bridges

Route 0123 over Potomac River & Ramps

Fair

Arlington County, Virginia · 0.0 DC Line & 0.0 Arlng C · Structure no. 000000000000228

Built
1937
88 years old, rebuilt 1983
Condition
Fair
inspected February 2024
Type
Girder and Floorbeam System
Steel Continuous
Length
1,383 ft
8 main spans
Daily traffic
12,101
2022 count
Owner
State
State Highway Agency

About this bridge

Route 0123 over Potomac River & Ramps is a steel continuous girder and floorbeam system carrying Route 0123 over Potomac River & Ramps in Arlington County, Virginia. It was built in 1937 and reconstructed in 1983, so it is 88 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 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 12,101 vehicles a day, roughly 1% of them trucks, projected to reach 13,493 by 2042. The structure is 1,383 ft (421.5 m) long and 45 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesRoute 0123
CrossesPotomac River & Ramps
Location0.0 DC Line & 0.0 Arlng C
RouteState Highway 123
Coordinates38.92944, -77.11722
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2024
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating61.7 US tons
Inventory rating36.9 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans8
Design loadHS 20
Structure length1,383 ft (421.5 m)
Longest span172 ft (52.4 m)
Deck width45 ft (13.6 m)
Roadway width35 ft (10.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,101 (2022)
Projected traffic13,493 by 2042
Trucks1%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$750 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Route 0123 over Potomac River & Ramps built?

It was built in 1937, making it 88 years old in 2025. It was reconstructed in 1983.

What condition is Route 0123 over Potomac River & Ramps 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 February 2024.

How much traffic does Route 0123 over Potomac River & Ramps carry?

About 12,101 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is Route 0123 over Potomac River & Ramps?

The structure is 1,383 ft (421.5 m) long with a longest span of 172 ft (52.4 m) and a deck 45 ft wide.

Who owns Route 0123 over Potomac River & Ramps?

It is owned by the State Highway Agency.