US Bridges

US30 over Stream

Good

Washington County, Nebraska · 7SW Blair · Structure no. S030 44094

Built
1966
59 years old, rebuilt 2002
Condition
Good
inspected February 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
83 ft
1 main span
Daily traffic
4,880
2018 count
Owner
State
State Highway Agency

About this bridge

US30 over Stream is a prestressed concrete stringer/multi-beam or girder carrying US30 over Stream in Washington County, Nebraska. It was built in 1966 and reconstructed in 2002, so it is 59 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 4,880 vehicles a day, roughly 16% of them trucks, projected to reach 6,344 by 2038. The structure is 83 ft (25.3 m) long and 47 ft wide. If it were closed, the detour would be 18.6 mi (30 km).

CarriesUS30
CrossesStream
Location7SW Blair
RouteU.S. Route 30
Coordinates41.4604, -96.2147
Functional classRural Principal Arterial - Other

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior 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 rating37.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length83 ft (25.3 m)
Longest span81 ft (24.7 m)
Deck width47 ft (14.3 m)
Roadway width44 ft (13.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,880 (2018)
Projected traffic6,344 by 2038
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18.6 mi (30 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US30 over Stream built?

It was built in 1966, making it 59 years old in 2025. It was reconstructed in 2002.

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 February 2024.

How much traffic does US30 over Stream carry?

About 4,880 vehicles per day (2018 count), of which roughly 16% are trucks.

How long is US30 over Stream?

The structure is 83 ft (25.3 m) long with a longest span of 81 ft (24.7 m) and a deck 47 ft wide.

Who owns US30 over Stream?

It is owned by the State Highway Agency.