US Bridges

County Highway over Walnut Grove Creek

Good

Saline County, Nebraska · 3.7N 1.5W of Swanton · Structure no. C007623835

Built
2001
24 years old
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
36 ft
3 main spans
Daily traffic
30
2003 count
Owner
County
County Highway Agency

About this bridge

County Highway over Walnut Grove Creek is a concrete culvert carrying County Highway over Walnut Grove Creek in Saline County, Nebraska. It was built in 2001, so it is 24 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 30 vehicles a day, projected to reach 51 by 2033. The structure is 36 ft (11 m) long. If it were closed, the detour would be 18.6 mi (30 km).

Location

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CarriesCounty Highway
CrossesWalnut Grove Creek
Location3.7N 1.5W of Swanton
RouteCounty Highway 238
CountySaline County
StateNebraska
Coordinates40.4367, -97.1117
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert9 ExcellentNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy9: Superior 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 spans3
Design loadHS 20
Structure length36 ft (11 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2003)
Projected traffic51 by 2033
Trucks0%
Lanes on structure2
Traffic directionTwo-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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was County Highway over Walnut Grove Creek built?

It was built in 2001, making it 24 years old in 2025.

What condition is County Highway over Walnut Grove 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 October 2023.

How much traffic does County Highway over Walnut Grove Creek carry?

About 30 vehicles per day (2003 count).

How long is County Highway over Walnut Grove Creek?

The structure is 36 ft (11 m) long with a longest span of 12 ft (3.7 m).

Who owns County Highway over Walnut Grove Creek?

It is owned by the County Highway Agency.