US Bridges

Blackwells Hollow over Halls Creek

Fair

Albemarle County, Virginia · 3.29 FR 629 / 0.00 to 687 · Structure no. 000000000000871

Built
1932
93 years old, rebuilt 2020
Condition
Fair
inspected January 2025
Type
Slab
Prestressed Concrete
Length
43 ft
1 main span
Daily traffic
258
2022 count
Owner
State
State Highway Agency

About this bridge

Blackwells Hollow over Halls Creek is a prestressed concrete slab carrying Blackwells Hollow over Halls Creek in Albemarle County, Virginia. It was built in 1932 and reconstructed in 2020, so it is 93 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 258 vehicles a day, roughly 1% of them trucks, projected to reach 319 by 2045. The structure is 43 ft (13.1 m) long and 24 ft wide. If it were closed, the detour would be 26.7 mi (43 km).

Location

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CarriesBlackwells Hollow
CrossesHalls Creek
Location3.29 FR 629 / 0.00 to 687
RouteCounty Highway 810
CountyAlbemarle County
StateVirginia
Coordinates38.22673, -78.62538
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
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 inspectionJanuary 2025
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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating77.1 US tons
Inventory rating60 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHL 93
Structure length43 ft (13.1 m)
Longest span43 ft (13.1 m)
Deck width24 ft (7.3 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic258 (2022)
Projected traffic319 by 2045
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed26.7 mi (43 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$175 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Blackwells Hollow over Halls Creek built?

It was built in 1932, making it 93 years old in 2025. It was reconstructed in 2020.

What condition is Blackwells Hollow over Halls Creek 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 January 2025.

How much traffic does Blackwells Hollow over Halls Creek carry?

About 258 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is Blackwells Hollow over Halls Creek?

The structure is 43 ft (13.1 m) long with a longest span of 43 ft (13.1 m) and a deck 24 ft wide.

Who owns Blackwells Hollow over Halls Creek?

It is owned by the State Highway Agency.