US Bridges

Elko Road over White Oak Swamp

Fair

Henrico County, Virginia · 0.02 Hughes & 0.5 Portuge · Structure no. 000000000027110

Built
2002
23 years old
Condition
Fair
inspected August 2024
Type
Slab
Prestressed Concrete
Length
71 ft
2 main spans
Daily traffic
1,963
2022 count
Owner
State
State Highway Agency

About this bridge

Elko Road over White Oak Swamp is a prestressed concrete slab carrying Elko Road over White Oak Swamp in Henrico County, Virginia. It was built in 2002, so it is 23 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 1,963 vehicles a day, roughly 1% of them trucks, projected to reach 2,654 by 2042. The structure is 71 ft (21.7 m) long and 42 ft wide. If it were closed, the detour would be 34.2 mi (55 km).

CarriesElko Road
CrossesWhite Oak Swamp
Location0.02 Hughes & 0.5 Portuge
RouteState Highway 156
Coordinates37.46828, -77.20858
Functional classUrban Minor Arterial

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.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating77.1 US tons
Inventory rating59.4 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans2
Design loadHS 20 + Mod
Structure length71 ft (21.7 m)
Longest span33 ft (10.1 m)
Deck width42 ft (12.8 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,963 (2022)
Projected traffic2,654 by 2042
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed34.2 mi (55 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 Elko Road over White Oak Swamp built?

It was built in 2002, making it 23 years old in 2025.

What condition is Elko Road over White Oak Swamp 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 August 2024.

How much traffic does Elko Road over White Oak Swamp carry?

About 1,963 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is Elko Road over White Oak Swamp?

The structure is 71 ft (21.7 m) long with a longest span of 33 ft (10.1 m) and a deck 42 ft wide.

Who owns Elko Road over White Oak Swamp?

It is owned by the State Highway Agency.