US Bridges

Route 287 over Potomac Rvr;csx & Mun

Fair

Loudoun County, Virginia · 00.95FR663VA/01.25TO79MD · Structure no. 000000000011143

Built
1953
72 years old
Condition
Fair
inspected September 2023
Type
Girder and Floorbeam System
Steel Continuous
Length
2,430 ft
19 main spans
Daily traffic
7,454
2022 count
Owner
State
State Highway Agency

About this bridge

Route 287 over Potomac Rvr;csx & Mun is a steel continuous girder and floorbeam system carrying Route 287 over Potomac Rvr;csx & Mun in Loudoun County, Virginia. It was built in 1953, so it is 72 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 7,454 vehicles a day, projected to reach 8,311 by 2042. The structure is 2,430 ft (740.7 m) long and 34 ft wide. If it were closed, the detour would be 24.9 mi (40 km).

Location

Open in Google Maps
CarriesRoute 287
CrossesPotomac Rvr;csx & Mun
Location00.95FR663VA/01.25TO79MD
RouteState Highway 287
CountyLoudoun County
StateVirginia
Coordinates39.30708, -77.63159
Functional classRural 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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45.5 US tons
Inventory rating27 US tons

Structure

Structure typeGirder and Floorbeam System
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans19 (+1 approach)
Design loadH 20
Structure length2,430 ft (740.7 m)
Longest span160 ft (48.8 m)
Deck width34 ft (10.3 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,454 (2022)
Projected traffic8,311 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway, waterway and railroad
Detour if closed24.9 mi (40 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$542.1 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Route 287 over Potomac Rvr;csx & Mun built?

It was built in 1953, making it 72 years old in 2025.

What condition is Route 287 over Potomac Rvr;csx & Mun 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 September 2023.

How much traffic does Route 287 over Potomac Rvr;csx & Mun carry?

About 7,454 vehicles per day (2022 count).

How long is Route 287 over Potomac Rvr;csx & Mun?

The structure is 2,430 ft (740.7 m) long with a longest span of 160 ft (48.8 m) and a deck 34 ft wide.

Who owns Route 287 over Potomac Rvr;csx & Mun?

It is owned by the State Highway Agency.