US Bridges

RTE.7 by Pass over Sleeter Lake

Fair

Loudoun County, Virginia · 00.38FR7BUS/01.13TO712 · Structure no. 000000000011041

Built
1990
35 years old
Condition
Fair
inspected November 2024
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
34,399
2022 count
Owner
State
State Highway Agency

About this bridge

RTE.7 by Pass over Sleeter Lake is a concrete culvert carrying RTE.7 by Pass over Sleeter Lake in Loudoun County, Virginia. It was built in 1990, so it is 35 years old, younger 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 34,399 vehicles a day, roughly 1% of them trucks, projected to reach 44,893 by 2042. The structure is 22 ft (6.7 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesRTE.7 by Pass
CrossesSleeter Lake
Location00.38FR7BUS/01.13TO712
RouteState Highway 7
CountyLoudoun County
StateVirginia
Coordinates39.13144, -77.76241
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating98.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length22 ft (6.7 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic34,399 (2022)
Projected traffic44,893 by 2042
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes

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$2.5 million
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE.7 by Pass over Sleeter Lake built?

It was built in 1990, making it 35 years old in 2025.

What condition is RTE.7 by Pass over Sleeter Lake 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 November 2024.

How much traffic does RTE.7 by Pass over Sleeter Lake carry?

About 34,399 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is RTE.7 by Pass over Sleeter Lake?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3 m).

Who owns RTE.7 by Pass over Sleeter Lake?

It is owned by the State Highway Agency.