US Bridges

Zilles Road over Norfolk & Southern RR

Fair

Dinwiddie County, Virginia · 1.55 FR 643 & 0.27 to 460 · Structure no. 000000000006065

Built
1990
35 years old
Condition
Fair
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
162 ft
3 main spans
Daily traffic
422
2022 count
Owner
State
State Highway Agency

About this bridge

Zilles Road over Norfolk & Southern RR is a steel stringer/multi-beam or girder carrying Zilles Road over Norfolk & Southern RR in Dinwiddie County, Virginia. It was built in 1990, so it is 35 years old, younger 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 422 vehicles a day, roughly 1% of them trucks, projected to reach 471 by 2042. The structure is 162 ft (49.5 m) long and 31 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesZilles Road
CrossesNorfolk & Southern RR
Location1.55 FR 643 & 0.27 to 460
RouteCounty Highway 642
CountyDinwiddie County
StateVirginia
Coordinates37.12899, -77.88154
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80 US tons
Inventory rating61.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length162 ft (49.5 m)
Longest span69 ft (20.9 m)
Deck width31 ft (9.6 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic422 (2022)
Projected traffic471 by 2042
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed3.7 mi (6 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Zilles Road over Norfolk & Southern RR built?

It was built in 1990, making it 35 years old in 2025.

What condition is Zilles Road over Norfolk & Southern RR 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 December 2024.

How much traffic does Zilles Road over Norfolk & Southern RR carry?

About 422 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is Zilles Road over Norfolk & Southern RR?

The structure is 162 ft (49.5 m) long with a longest span of 69 ft (20.9 m) and a deck 31 ft wide.

Who owns Zilles Road over Norfolk & Southern RR?

It is owned by the State Highway Agency.