US Bridges

N58/N92 over Canal No 4

Good

Sherman County, Nebraska · 1S Loup City · Structure no. S058 03954

Built
1968
57 years old
Condition
Good
inspected November 2024
Type
Slab
Concrete
Length
27 ft
1 main span
Daily traffic
1,330
2018 count
Owner
State
State Highway Agency

About this bridge

N58/N92 over Canal No 4 is a concrete slab carrying N58/N92 over Canal No 4 in Sherman County, Nebraska. It was built in 1968, so it is 57 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 1,330 vehicles a day, roughly 10% of them trucks, projected to reach 1,862 by 2038. The structure is 27 ft (8.2 m) long and 43 ft wide. If it were closed, the detour would be 87 mi (140 km).

CarriesN58/N92
CrossesCanal No 4
Location1S Loup City
RouteState Highway 58
Coordinates41.2633, -98.9507
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 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 rating62.8 US tons
Inventory rating37.5 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length27 ft (8.2 m)
Longest span25 ft (7.6 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,330 (2018)
Projected traffic1,862 by 2038
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed87 mi (140 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was N58/N92 over Canal No 4 built?

It was built in 1968, making it 57 years old in 2025.

What condition is N58/N92 over Canal No 4 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 N58/N92 over Canal No 4 carry?

About 1,330 vehicles per day (2018 count), of which roughly 10% are trucks.

How long is N58/N92 over Canal No 4?

The structure is 27 ft (8.2 m) long with a longest span of 25 ft (7.6 m) and a deck 43 ft wide.

Who owns N58/N92 over Canal No 4?

It is owned by the State Highway Agency.