US Bridges

Irr/County Highway over Stream

Good

Thurston County, Nebraska · 4W N9 Dixon Cl · Structure no. C008700405

Built
2003
22 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
48 ft
1 main span
Daily traffic
25
1997 count
Owner
County
County Highway Agency

About this bridge

Irr/County Highway over Stream is a steel stringer/multi-beam or girder carrying Irr/County Highway over Stream in Thurston County, Nebraska. It was built in 2003, so it is 22 years old, younger 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 25 vehicles a day, projected to reach 42 by 2033. The structure is 48 ft (14.6 m) long and 29 ft wide. If it were closed, the detour would be 80.8 mi (130 km).

CarriesIrr/County Highway
CrossesStream
Location4W N9 Dixon Cl
RouteCounty Highway 4
Coordinates42.265, -96.8017
Functional classRural Local

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 inspectionOctober 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 geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.7 US tons
Inventory rating37.5 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length48 ft (14.6 m)
Longest span47 ft (14.3 m)
Deck width29 ft (8.8 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (1997)
Projected traffic42 by 2033
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed80.8 mi (130 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Irr/County Highway over Stream built?

It was built in 2003, making it 22 years old in 2025.

What condition is Irr/County Highway 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 2024.

How much traffic does Irr/County Highway over Stream carry?

About 25 vehicles per day (1997 count).

How long is Irr/County Highway over Stream?

The structure is 48 ft (14.6 m) long with a longest span of 47 ft (14.3 m) and a deck 29 ft wide.

Who owns Irr/County Highway over Stream?

It is owned by the County Highway Agency.