US Bridges

N92 over Platte River

Good

Merrick County, Nebraska · 3E US30/N92 Intrchg · Structure no. S092 38425

Built
2004
21 years old
Condition
Good
inspected January 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
92 ft
1 main span
Daily traffic
895
2018 count
Owner
State
State Highway Agency

About this bridge

N92 over Platte River is a prestressed concrete stringer/multi-beam or girder carrying N92 over Platte River in Merrick 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 895 vehicles a day, roughly 18% of them trucks, projected to reach 1,164 by 2038. The structure is 92 ft (28 m) long and 46 ft wide. If it were closed, the detour would be 99.4 mi (160 km).

CarriesN92
CrossesPlatte River
Location3E US30/N92 Intrchg
RouteState Highway 92
Coordinates41.1802, -97.82
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2025
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.6 US tons
Inventory rating39.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length92 ft (28 m)
Longest span90 ft (27.4 m)
Deck width46 ft (14.1 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic895 (2018)
Projected traffic1,164 by 2038
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed99.4 mi (160 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was N92 over Platte River built?

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

What condition is N92 over Platte River 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 January 2025.

How much traffic does N92 over Platte River carry?

About 895 vehicles per day (2018 count), of which roughly 18% are trucks.

How long is N92 over Platte River?

The structure is 92 ft (28 m) long with a longest span of 90 ft (27.4 m) and a deck 46 ft wide.

Who owns N92 over Platte River?

It is owned by the State Highway Agency.