US Bridges

I80 over Stream

Good

Dawson County, Nebraska · 1W Cozad Intrchg · Structure no. S080 22189

Built
1964
61 years old, rebuilt 1999
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
37 ft
3 main spans
Daily traffic
17,540
2018 count
Owner
State
State Highway Agency

About this bridge

I80 over Stream is a concrete culvert carrying I80 over Stream in Dawson County, Nebraska. It was built in 1964 and reconstructed in 1999, so it is 61 years old, older 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 17,540 vehicles a day, roughly 41% of them trucks, projected to reach 19,294 by 2038. The structure is 37 ft (11.3 m) long. If it were closed, the detour would be 12.4 mi (20 km).

CarriesI80
CrossesStream
Location1W Cozad Intrchg
RouteInterstate 80
Coordinates40.8482, -99.9956
Functional classRural Principal Arterial - Interstate

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum 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 loadHS 20
Structure length37 ft (11.3 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 traffic17,540 (2018)
Projected traffic19,294 by 2038
Trucks41%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed12.4 mi (20 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I80 over Stream built?

It was built in 1964, making it 61 years old in 2025. It was reconstructed in 1999.

What condition is I80 over Stream 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 October 2023.

How much traffic does I80 over Stream carry?

About 17,540 vehicles per day (2018 count), of which roughly 41% are trucks.

How long is I80 over Stream?

The structure is 37 ft (11.3 m) long with a longest span of 10 ft (3 m).

Who owns I80 over Stream?

It is owned by the State Highway Agency.