US Bridges

4th Street over Little Blue River

Fair

Thayer County, Nebraska · Hebron 4th @ Park · Structure no. M1170C2505

Built
1935
90 years old, rebuilt 1978
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
241 ft
4 main spans
Daily traffic
600
2003 count
Owner
City
City or Municipal Highway Agency

About this bridge

4th Street over Little Blue River is a steel stringer/multi-beam or girder carrying 4th Street over Little Blue River in Thayer County, Nebraska. It was built in 1935 and reconstructed in 1978, so it is 90 years old, older than the Nebraska average of 47.1 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 600 vehicles a day, roughly 10% of them trucks, projected to reach 810 by 2033. The structure is 241 ft (73.5 m) long and 23 ft wide. If it were closed, the detour would be 12.4 mi (20 km).

Carries4th Street
CrossesLittle Blue River
LocationHebron 4th @ Park
RouteCity Street 0C25
Coordinates40.1617, -97.59
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating45.2 US tons
Inventory rating26.5 US tons

Structure

MaterialSteel
DeckOther
Main spans4
Design loadH 15
Structure length241 ft (73.5 m)
Longest span60 ft (18.3 m)
Deck width23 ft (7 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic600 (2003)
Projected traffic810 by 2033
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed12.4 mi (20 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 4th Street over Little Blue River built?

It was built in 1935, making it 90 years old in 2025. It was reconstructed in 1978.

What condition is 4th Street over Little Blue 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 August 2024.

How much traffic does 4th Street over Little Blue River carry?

About 600 vehicles per day (2003 count), of which roughly 10% are trucks.

How long is 4th Street over Little Blue River?

The structure is 241 ft (73.5 m) long with a longest span of 60 ft (18.3 m) and a deck 23 ft wide.

Who owns 4th Street over Little Blue River?

It is owned by the City or Municipal Highway Agency.