US Bridges

N22 over Columbus Genoa Canal

Poor

Platte County, Nebraska · 4W Monroe · Structure no. S022 07687

Built
1935
90 years old, rebuilt 1979
Condition
Poor
inspected June 2023
Type
Frame
Concrete
Length
119 ft
2 main spans
Daily traffic
3,890
2018 count
Owner
State
State Highway Agency

About this bridge

N22 over Columbus Genoa Canal is a concrete frame carrying N22 over Columbus Genoa Canal in Platte County, Nebraska. It was built in 1935 and reconstructed in 1979, so it is 90 years old, older than the Nebraska average of 47.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 3,890 vehicles a day, roughly 14% of them trucks, projected to reach 5,835 by 2038. The structure is 119 ft (36.3 m) long and 43 ft wide. If it were closed, the detour would be 37.3 mi (60 km).

Location

Open in Google Maps
CarriesN22
CrossesColumbus Genoa Canal
Location4W Monroe
RouteState Highway 22
CountyPlatte County
StateNebraska
Coordinates41.4749, -97.6873
Functional classRural Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.3 US tons
Inventory rating36.4 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length119 ft (36.3 m)
Longest span59 ft (18 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,890 (2018)
Projected traffic5,835 by 2038
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed37.3 mi (60 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 N22 over Columbus Genoa Canal built?

It was built in 1935, making it 90 years old in 2025. It was reconstructed in 1979.

What condition is N22 over Columbus Genoa Canal in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in June 2023.

How much traffic does N22 over Columbus Genoa Canal carry?

About 3,890 vehicles per day (2018 count), of which roughly 14% are trucks.

How long is N22 over Columbus Genoa Canal?

The structure is 119 ft (36.3 m) long with a longest span of 59 ft (18 m) and a deck 43 ft wide.

Who owns N22 over Columbus Genoa Canal?

It is owned by the State Highway Agency.