US Bridges

78th RD over Wood River

Good

Buffalo County, Nebraska · 1W of Gibbon · Structure no. C001004215P

Built
1992
33 years old
Condition
Good
inspected November 2022
Type
Slab
Concrete Continuous
Length
82 ft
3 main spans
Daily traffic
200
2022 count
Owner
County
County Highway Agency

About this bridge

78th RD over Wood River is a concrete continuous slab carrying 78th RD over Wood River in Buffalo County, Nebraska. It was built in 1992, so it is 33 years old, younger than the Nebraska average of 47.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 200 vehicles a day, roughly 10% of them trucks, projected to reach 230 by 2042. The structure is 82 ft (25 m) long and 31 ft wide. If it were closed, the detour would be 37.3 mi (60 km).

Carries78th RD
CrossesWood River
Location1W of Gibbon
RouteCounty Highway 0P42
Coordinates40.7498, -98.8708
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionNovember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.7 US tons
Inventory rating37.5 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length82 ft (25 m)
Longest span32 ft (9.8 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2022)
Projected traffic230 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed37.3 mi (60 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 78th RD over Wood River built?

It was built in 1992, making it 33 years old in 2025.

What condition is 78th RD over Wood River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in November 2022.

How much traffic does 78th RD over Wood River carry?

About 200 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is 78th RD over Wood River?

The structure is 82 ft (25 m) long with a longest span of 32 ft (9.8 m) and a deck 31 ft wide.

Who owns 78th RD over Wood River?

It is owned by the County Highway Agency.