US Bridges

150th Ave over Cedar River

FairPosted for load

Boone County, Nebraska · 2E 1.9S of Primrose · Structure no. C000621105

Built
1971
54 years old, rebuilt 2020
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
240 ft
4 main spans
Daily traffic
40
2003 count
Owner
County
County Highway Agency

About this bridge

150th Ave over Cedar River is a steel continuous stringer/multi-beam or girder carrying 150th Ave over Cedar River in Boone County, Nebraska. It was built in 1971 and reconstructed in 2020, so it is 54 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 40 vehicles a day, projected to reach 68 by 2041. The structure is 240 ft (73.3 m) long and 26 ft wide. If it were closed, the detour would be 118.1 mi (190 km).

Carries150th Ave
CrossesCedar River
Location2E 1.9S of Primrose
RouteCounty Highway 211
Coordinates41.5971, -98.1954
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating26.5 US tons
Inventory rating16.5 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadUnknown
Structure length240 ft (73.3 m)
Longest span80 ft (24.4 m)
Deck width26 ft (7.9 m)
Roadway width25 ft (7.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2003)
Projected traffic68 by 2041
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed118.1 mi (190 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 150th Ave over Cedar River built?

It was built in 1971, making it 54 years old in 2025. It was reconstructed in 2020.

What condition is 150th Ave over Cedar River 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 December 2023.

How much traffic does 150th Ave over Cedar River carry?

About 40 vehicles per day (2003 count).

How long is 150th Ave over Cedar River?

The structure is 240 ft (73.3 m) long with a longest span of 80 ft (24.4 m) and a deck 26 ft wide.

Who owns 150th Ave over Cedar River?

It is owned by the County Highway Agency.