US Bridges

US30 over 4th ST & Stream

Fair

Washington County, Nebraska · In Blair · Structure no. S030 44939

Built
1998
27 years old
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
263 ft
2 main spans
Daily traffic
13,605
2018 count
Owner
State
State Highway Agency

About this bridge

US30 over 4th ST & Stream is a prestressed concrete continuous stringer/multi-beam or girder carrying US30 over 4th ST & Stream in Washington County, Nebraska. It was built in 1998, so it is 27 years old, younger 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 13,605 vehicles a day, roughly 6% of them trucks, projected to reach 18,367 by 2038. The structure is 263 ft (80.2 m) long and 53 ft wide. If it were closed, the detour would be 12.4 mi (20 km).

Location

Open in Google Maps
CarriesUS30
Crosses4th ST & Stream
LocationIn Blair
RouteU.S. Route 30
CountyWashington County
StateNebraska
Coordinates41.544, -96.1172
Functional classUrban Other Principal 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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
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 evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating78.3 US tons
Inventory rating47.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length263 ft (80.2 m)
Longest span130 ft (39.6 m)
Deck width53 ft (16.2 m)
Roadway width51 ft (15.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,605 (2018)
Projected traffic18,367 by 2038
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed12.4 mi (20 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US30 over 4th ST & Stream built?

It was built in 1998, making it 27 years old in 2025.

What condition is US30 over 4th ST & 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 February 2024.

How much traffic does US30 over 4th ST & Stream carry?

About 13,605 vehicles per day (2018 count), of which roughly 6% are trucks.

How long is US30 over 4th ST & Stream?

The structure is 263 ft (80.2 m) long with a longest span of 130 ft (39.6 m) and a deck 53 ft wide.

Who owns US30 over 4th ST & Stream?

It is owned by the State Highway Agency.