US Bridges

N92 over Middle Loup River Trib

Good

Howard County, Nebraska · Njct US281/N92 1W · Structure no. S092 34865

Built
1974
51 years old
Condition
Good
inspected November 2024
Type
Culvert
Concrete
Length
55 ft
5 main spans
Daily traffic
3,000
2018 count
Owner
State
State Highway Agency

About this bridge

N92 over Middle Loup River Trib is a concrete culvert carrying N92 over Middle Loup River Trib in Howard County, Nebraska. It was built in 1974, so it is 51 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 3,000 vehicles a day, roughly 10% of them trucks, projected to reach 4,050 by 2038. The structure is 55 ft (16.8 m) long. If it were closed, the detour would be 18.6 mi (30 km).

CarriesN92
CrossesMiddle Loup River Trib
LocationNjct US281/N92 1W
RouteState Highway 92
Coordinates41.2217, -98.4708
Functional classRural Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.4 US tons
Inventory rating36.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans5
Design loadHS 20
Structure length55 ft (16.8 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,000 (2018)
Projected traffic4,050 by 2038
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18.6 mi (30 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 N92 over Middle Loup River Trib built?

It was built in 1974, making it 51 years old in 2025.

What condition is N92 over Middle Loup River Trib 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 November 2024.

How much traffic does N92 over Middle Loup River Trib carry?

About 3,000 vehicles per day (2018 count), of which roughly 10% are trucks.

How long is N92 over Middle Loup River Trib?

The structure is 55 ft (16.8 m) long with a longest span of 10 ft (3 m).

Who owns N92 over Middle Loup River Trib?

It is owned by the State Highway Agency.