US Bridges

US183 over Clear Creek

Fair

Custer County, Nebraska · 9N Ansley · Structure no. S183 09927

Built
1959
66 years old
Condition
Fair
inspected November 2024
Type
Slab
Concrete Continuous
Length
112 ft
3 main spans
Daily traffic
1,205
2018 count
Owner
State
State Highway Agency

About this bridge

US183 over Clear Creek is a concrete continuous slab carrying US183 over Clear Creek in Custer County, Nebraska. It was built in 1959, so it is 66 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 1,205 vehicles a day, roughly 15% of them trucks, projected to reach 1,627 by 2038. The structure is 112 ft (34.1 m) long and 33 ft wide. If it were closed, the detour would be 18.6 mi (30 km).

CarriesUS183
CrossesClear Creek
Location9N Ansley
RouteU.S. Route 183
Coordinates41.4194, -99.3869
Functional classRural 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43 US tons
Inventory rating26.5 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length112 ft (34.1 m)
Longest span55 ft (16.8 m)
Deck width33 ft (10.1 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,205 (2018)
Projected traffic1,627 by 2038
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18.6 mi (30 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 US183 over Clear Creek built?

It was built in 1959, making it 66 years old in 2025.

What condition is US183 over Clear 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 November 2024.

How much traffic does US183 over Clear Creek carry?

About 1,205 vehicles per day (2018 count), of which roughly 15% are trucks.

How long is US183 over Clear Creek?

The structure is 112 ft (34.1 m) long with a longest span of 55 ft (16.8 m) and a deck 33 ft wide.

Who owns US183 over Clear Creek?

It is owned by the State Highway Agency.