US Bridges

Road 359 over Macklin Canyon

Good

Hitchcock County, Nebraska · 1N 5W of Trenton · Structure no. C004422310

Built
1992
33 years old
Condition
Good
inspected June 2024
Type
Culvert
Concrete
Length
24 ft
2 main spans
Daily traffic
55
2022 count
Owner
County
County Highway Agency

About this bridge

Road 359 over Macklin Canyon is a concrete culvert carrying Road 359 over Macklin Canyon in Hitchcock County, Nebraska. It was built in 1992, so it is 33 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 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 55 vehicles a day, roughly 9% of them trucks, projected to reach 69 by 2042. The structure is 24 ft (7.3 m) long. If it were closed, the detour would be 49.7 mi (80 km).

CarriesRoad 359
CrossesMacklin Canyon
Location1N 5W of Trenton
RouteCounty Highway 1435
Coordinates40.191, -101.1165
Functional classRural Major Collector

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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36.4 US tons
Inventory rating24.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length24 ft (7.3 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 traffic55 (2022)
Projected traffic69 by 2042
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed49.7 mi (80 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Road 359 over Macklin Canyon built?

It was built in 1992, making it 33 years old in 2025.

What condition is Road 359 over Macklin Canyon 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 June 2024.

How much traffic does Road 359 over Macklin Canyon carry?

About 55 vehicles per day (2022 count), of which roughly 9% are trucks.

How long is Road 359 over Macklin Canyon?

The structure is 24 ft (7.3 m) long with a longest span of 10 ft (3 m).

Who owns Road 359 over Macklin Canyon?

It is owned by the County Highway Agency.