US Bridges

County Highway 12 over Shell Creek

Good

Colfax County, Nebraska · .5E 1N of Schuyler · Structure no. C001902305

Built
2021
4 years old
Condition
Good
inspected August 2023
Type
Slab
Concrete Continuous
Length
142 ft
3 main spans
Daily traffic
60
2003 count
Owner
County
County Highway Agency

About this bridge

County Highway 12 over Shell Creek is a concrete continuous slab carrying County Highway 12 over Shell Creek in Colfax County, Nebraska. It was built in 2021, so it is 4 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 60 vehicles a day, projected to reach 102 by 2033. The structure is 142 ft (43.3 m) long and 30 ft wide. If it were closed, the detour would be 18.6 mi (30 km).

Location

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CarriesCounty Highway 12
CrossesShell Creek
Location.5E 1N of Schuyler
RouteCounty Highway 23
CountyColfax County
StateNebraska
Coordinates41.4738, -97.0403
Functional classRural Local

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 inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: 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 typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length142 ft (43.3 m)
Longest span56 ft (17.1 m)
Deck width30 ft (9.2 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic60 (2003)
Projected traffic102 by 2033
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18.6 mi (30 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was County Highway 12 over Shell Creek built?

It was built in 2021, making it 4 years old in 2025.

What condition is County Highway 12 over Shell Creek 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 August 2023.

How much traffic does County Highway 12 over Shell Creek carry?

About 60 vehicles per day (2003 count).

How long is County Highway 12 over Shell Creek?

The structure is 142 ft (43.3 m) long with a longest span of 56 ft (17.1 m) and a deck 30 ft wide.

Who owns County Highway 12 over Shell Creek?

It is owned by the County Highway Agency.