US Bridges

Route 7 Bypass over South Fork Catoctin Ck.

Fair

Loudoun County, Virginia · 00.65FR287/03.65TO7 Bus. · Structure no. 000000000011062

Built
1987
38 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
180 ft
3 main spans
Daily traffic
38,567
2022 count
Owner
State
State Highway Agency

About this bridge

Route 7 Bypass over South Fork Catoctin Ck. is a steel stringer/multi-beam or girder carrying Route 7 Bypass over South Fork Catoctin Ck. in Loudoun County, Virginia. It was built in 1987, so it is 38 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 38,567 vehicles a day, roughly 1% of them trucks, projected to reach 41,558 by 2045. The structure is 180 ft (54.9 m) long and 44 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

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CarriesRoute 7 Bypass
CrossesSouth Fork Catoctin Ck.
Location00.65FR287/03.65TO7 Bus.
RouteState Highway 7
CountyLoudoun County
StateVirginia
Coordinates39.14488, -77.70456
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating95.5 US tons
Inventory rating73.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length180 ft (54.9 m)
Longest span60 ft (18.3 m)
Deck width44 ft (13.4 m)
Roadway width40 ft (12.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic38,567 (2022)
Projected traffic41,558 by 2045
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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 statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$150 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Route 7 Bypass over South Fork Catoctin Ck. built?

It was built in 1987, making it 38 years old in 2025.

What condition is Route 7 Bypass over South Fork Catoctin Ck. 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 2023.

How much traffic does Route 7 Bypass over South Fork Catoctin Ck. carry?

About 38,567 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is Route 7 Bypass over South Fork Catoctin Ck.?

The structure is 180 ft (54.9 m) long with a longest span of 60 ft (18.3 m) and a deck 44 ft wide.

Who owns Route 7 Bypass over South Fork Catoctin Ck.?

It is owned by the State Highway Agency.