US Bridges

Howards Mill Road over South Anna River

Fair

Hanover County, Virginia · 0.25 to 703 & 0.85 to 611 · Structure no. 000000000009556

Built
1968
57 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
233 ft
4 main spans
Daily traffic
2,740
2022 count
Owner
State
State Highway Agency

About this bridge

Howards Mill Road over South Anna River is a steel stringer/multi-beam or girder carrying Howards Mill Road over South Anna River in Hanover County, Virginia. It was built in 1968, so it is 57 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 5 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 2,740 vehicles a day, projected to reach 3,073 by 2042. The structure is 233 ft (70.9 m) long and 30 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

Location

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CarriesHowards Mill Road
CrossesSouth Anna River
Location0.25 to 703 & 0.85 to 611
RouteCounty Highway 673
CountyHanover County
StateVirginia
Coordinates37.74759, -77.65396
Functional classRural Minor Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating73 US tons
Inventory rating56 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length233 ft (70.9 m)
Longest span56 ft (17.2 m)
Deck width30 ft (9.1 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,740 (2022)
Projected traffic3,073 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Howards Mill Road over South Anna River built?

It was built in 1968, making it 57 years old in 2025.

What condition is Howards Mill Road over South Anna River 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 2024.

How much traffic does Howards Mill Road over South Anna River carry?

About 2,740 vehicles per day (2022 count).

How long is Howards Mill Road over South Anna River?

The structure is 233 ft (70.9 m) long with a longest span of 56 ft (17.2 m) and a deck 30 ft wide.

Who owns Howards Mill Road over South Anna River?

It is owned by the State Highway Agency.