US Bridges

Township Road over Stream

Good

Holt County, Nebraska · 23S N12 Knox Cl · Structure no. C004539730

Built
2004
21 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
30 ft
1 main span
Daily traffic
30
2003 count
Owner
County
County Highway Agency

About this bridge

Township Road over Stream is a steel stringer/multi-beam or girder carrying Township Road over Stream in Holt County, Nebraska. It was built in 2004, so it is 21 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 30 vehicles a day, projected to reach 37 by 2033. The structure is 30 ft (9.1 m) long and 27 ft wide. If it were closed, the detour would be 80.8 mi (130 km).

CarriesTownship Road
CrossesStream
Location23S N12 Knox Cl
RouteCounty Highway 397
Coordinates42.5017, -98.305
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating55.1 US tons
Inventory rating33.1 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length30 ft (9.1 m)
Longest span28 ft (8.5 m)
Deck width27 ft (8.2 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2003)
Projected traffic37 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 Township Road over Stream built?

It was built in 2004, making it 21 years old in 2025.

What condition is Township Road 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 2024.

How much traffic does Township Road over Stream carry?

About 30 vehicles per day (2003 count).

How long is Township Road over Stream?

The structure is 30 ft (9.1 m) long with a longest span of 28 ft (8.5 m) and a deck 27 ft wide.

Who owns Township Road over Stream?

It is owned by the County Highway Agency.