US Bridges

N103 over Indian Creek

Fair

Jefferson County, Nebraska · .1S Diller · Structure no. S103 00417

Built
1973
52 years old
Condition
Fair
inspected August 2024
Type
Slab
Concrete Continuous
Length
122 ft
3 main spans
Daily traffic
495
2018 count
Owner
State
State Highway Agency

About this bridge

N103 over Indian Creek is a concrete continuous slab carrying N103 over Indian Creek in Jefferson County, Nebraska. It was built in 1973, so it is 52 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 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 495 vehicles a day, roughly 13% of them trucks, projected to reach 718 by 2038. The structure is 122 ft (37.2 m) long and 43 ft wide. If it were closed, the detour would be 31.1 mi (50 km).

Location

Open in Google Maps
CarriesN103
CrossesIndian Creek
Location.1S Diller
RouteState Highway 103
CountyJefferson County
StateNebraska
Coordinates40.105, -96.9351
Functional classRural Major 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.8 US tons
Inventory rating35.3 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length122 ft (37.2 m)
Longest span48 ft (14.6 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic495 (2018)
Projected traffic718 by 2038
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed31.1 mi (50 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was N103 over Indian Creek built?

It was built in 1973, making it 52 years old in 2025.

What condition is N103 over Indian Creek 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 N103 over Indian Creek carry?

About 495 vehicles per day (2018 count), of which roughly 13% are trucks.

How long is N103 over Indian Creek?

The structure is 122 ft (37.2 m) long with a longest span of 48 ft (14.6 m) and a deck 43 ft wide.

Who owns N103 over Indian Creek?

It is owned by the State Highway Agency.