US Bridges

Denniston Road over NS Railway

Fair

Halifax County, Virginia · 2.55-RT 501/ 0.25-RT 707 · Structure no. 000000000009311

Built
1956
69 years old
Condition
Fair
inspected February 2023
Type
Tee Beam
Concrete
Length
130 ft
3 main spans
Daily traffic
200
2022 count
Owner
State
State Highway Agency

About this bridge

Denniston Road over NS Railway is a concrete tee beam carrying Denniston Road over NS Railway in Halifax County, Virginia. It was built in 1956, so it is 69 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 200 vehicles a day, roughly 1% of them trucks, projected to reach 223 by 2045. The structure is 130 ft (39.6 m) long and 27 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

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CarriesDenniston Road
CrossesNS Railway
Location2.55-RT 501/ 0.25-RT 707
RouteCounty Highway 711
CountyHalifax County
StateVirginia
Coordinates36.57268, -78.93614
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.1 US tons
Inventory rating38 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length130 ft (39.6 m)
Longest span40 ft (12.2 m)
Deck width27 ft (8.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2022)
Projected traffic223 by 2045
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed8.1 mi (13 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$132.5 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Denniston Road over NS Railway built?

It was built in 1956, making it 69 years old in 2025.

What condition is Denniston Road over NS Railway 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 February 2023.

How much traffic does Denniston Road over NS Railway carry?

About 200 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is Denniston Road over NS Railway?

The structure is 130 ft (39.6 m) long with a longest span of 40 ft (12.2 m) and a deck 27 ft wide.

Who owns Denniston Road over NS Railway?

It is owned by the State Highway Agency.