US Bridges

South Street over Trib.Of Town Branch

Good

Loudoun County, Virginia · 0002FR15__0033TODRY_MILL · Structure no. 000000000023744

Built
1975
50 years old
Condition
Good
inspected September 2023
Type
Culvert
Concrete
Length
25 ft
3 main spans
Daily traffic
2,000
1989 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

South Street over Trib.Of Town Branch is a concrete culvert carrying South Street over Trib.Of Town Branch in Loudoun County, Virginia. It was built in 1975, so it is 50 years old, younger than the Virginia average of 50.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,000 vehicles a day, projected to reach 4,000 by 2042. The structure is 25 ft (7.6 m) long.

CarriesSouth Street
CrossesTrib.Of Town Branch
Location0002FR15__0033TODRY_MILL
RouteCity Street 0
Coordinates39.11226, -77.56338
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.9 US tons
Inventory rating45 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length25 ft (7.6 m)
Longest span9 ft (2.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,000 (1989)
Projected traffic4,000 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 South Street over Trib.Of Town Branch built?

It was built in 1975, making it 50 years old in 2025.

What condition is South Street over Trib.Of Town Branch in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2023.

How much traffic does South Street over Trib.Of Town Branch carry?

About 2,000 vehicles per day (1989 count).

How long is South Street over Trib.Of Town Branch?

The structure is 25 ft (7.6 m) long with a longest span of 9 ft (2.7 m).

Who owns South Street over Trib.Of Town Branch?

It is owned by the Town or Township Highway Agency.