US Bridges

US30 over Stream

Good

Kimball County, Nebraska · 3W Potter · Structure no. S030 03703

Built
1955
70 years old
Condition
Good
inspected September 2023
Type
Culvert
Concrete
Length
33 ft
3 main spans
Daily traffic
820
2018 count
Owner
State
State Highway Agency

About this bridge

US30 over Stream is a concrete culvert carrying US30 over Stream in Kimball County, Nebraska. It was built in 1955, so it is 70 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 820 vehicles a day, roughly 12% of them trucks, projected to reach 1,066 by 2038. The structure is 33 ft (10.1 m) long. If it were closed, the detour would be 18.6 mi (30 km).

Location

Open in Google Maps
CarriesUS30
CrossesStream
Location3W Potter
RouteU.S. Route 30
CountyKimball County
StateNebraska
Coordinates41.2214, -103.3775
Functional classRural Minor Arterial

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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2023
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 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 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 traffic820 (2018)
Projected traffic1,066 by 2038
Trucks12%
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 US30 over Stream built?

It was built in 1955, making it 70 years old in 2025.

What condition is US30 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 September 2023.

How much traffic does US30 over Stream carry?

About 820 vehicles per day (2018 count), of which roughly 12% are trucks.

How long is US30 over Stream?

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

Who owns US30 over Stream?

It is owned by the State Highway Agency.