US Bridges

Charlestown Pike over South Fork Catoctin Ck.

Fair

Loudoun County, Virginia · 1.33FR738/0.37TO704 · Structure no. 000000000011072

Built
1937
88 years old, rebuilt 1994
Condition
Fair
inspected September 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
99 ft
3 main spans
Daily traffic
16,525
2022 count
Owner
State
State Highway Agency

About this bridge

Charlestown Pike over South Fork Catoctin Ck. is a prestressed concrete box beam or girders - multiple carrying Charlestown Pike over South Fork Catoctin Ck. in Loudoun County, Virginia. It was built in 1937 and reconstructed in 1994, 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 16,525 vehicles a day, projected to reach 22,324 by 2042. The structure is 99 ft (30.2 m) long and 36 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

Location

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CarriesCharlestown Pike
CrossesSouth Fork Catoctin Ck.
Location1.33FR738/0.37TO704
RouteState Highway 9
CountyLoudoun County
StateVirginia
Coordinates39.16381, -77.64411
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99.9 US tons
Inventory rating99.9 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length99 ft (30.2 m)
Longest span33 ft (10.1 m)
Deck width36 ft (11 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,525 (2022)
Projected traffic22,324 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$650 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Charlestown Pike over South Fork Catoctin Ck. built?

It was built in 1937, making it 88 years old in 2025. It was reconstructed in 1994.

What condition is Charlestown Pike 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 September 2024.

How much traffic does Charlestown Pike over South Fork Catoctin Ck. carry?

About 16,525 vehicles per day (2022 count).

How long is Charlestown Pike over South Fork Catoctin Ck.?

The structure is 99 ft (30.2 m) long with a longest span of 33 ft (10.1 m) and a deck 36 ft wide.

Who owns Charlestown Pike over South Fork Catoctin Ck.?

It is owned by the State Highway Agency.