US Bridges

West Market ST over Blacks Run

Good

Harrisonburg city, Virginia · .02LIBRTY ST & .04HIGH ST · Structure no. 000000000020445

Built
1992
33 years old
Condition
Good
inspected May 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
36 ft
1 main span
Daily traffic
3,600
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

West Market ST over Blacks Run is a prestressed concrete box beam or girders - multiple carrying West Market ST over Blacks Run in Harrisonburg city, Virginia. It was built in 1992, so it is 33 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 3,600 vehicles a day, roughly 1% of them trucks, projected to reach 5,146 by 2042. The structure is 36 ft (10.9 m) long and 50 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesWest Market ST
CrossesBlacks Run
Location.02LIBRTY ST & .04HIGH ST
RouteU.S. Route 33
Coordinates38.44978, -78.87131
Functional classUrban Other Principal Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating55 US tons
Inventory rating38 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length36 ft (10.9 m)
Longest span36 ft (10.9 m)
Deck width50 ft (15.3 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,600 (2022)
Projected traffic5,146 by 2042
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was West Market ST over Blacks Run built?

It was built in 1992, making it 33 years old in 2025.

What condition is West Market ST over Blacks Run 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 May 2024.

How much traffic does West Market ST over Blacks Run carry?

About 3,600 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is West Market ST over Blacks Run?

The structure is 36 ft (10.9 m) long with a longest span of 36 ft (10.9 m) and a deck 50 ft wide.

Who owns West Market ST over Blacks Run?

It is owned by the City or Municipal Highway Agency.