US Bridges

US183 over Stream

Fair

Custer County, Nebraska · 8S Ansley · Structure no. S183 08175

Built
1936
89 years old
Condition
Fair
inspected November 2024
Type
Culvert
Concrete
Length
33 ft
3 main spans
Daily traffic
830
2018 count
Owner
State
State Highway Agency

About this bridge

US183 over Stream is a concrete culvert carrying US183 over Stream in Custer County, Nebraska. It was built in 1936, so it is 89 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 830 vehicles a day, roughly 15% of them trucks, projected to reach 1,162 by 2038. The structure is 33 ft (10.1 m) long. If it were closed, the detour would be 80.8 mi (130 km).

CarriesUS183
CrossesStream
Location8S Ansley
RouteU.S. Route 183
Coordinates41.1797, -99.3779
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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 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
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36.4 US tons
Inventory rating24.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadUnknown
Structure length33 ft (10.1 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic830 (2018)
Projected traffic1,162 by 2038
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed80.8 mi (130 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 Stream built?

It was built in 1936, making it 89 years old in 2025.

What condition is US183 over Stream 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 Stream carry?

About 830 vehicles per day (2018 count), of which roughly 15% are trucks.

How long is US183 over Stream?

The structure is 33 ft (10.1 m) long with a longest span of 10 ft (3 m).

Who owns US183 over Stream?

It is owned by the State Highway Agency.