US Bridges

County Highway over Muddy Creek

Good

Nemaha County, Nebraska · .5E 1.7S of Johnson · Structure no. C006410940

Built
2008
17 years old
Condition
Good
inspected July 2021
Type
Slab
Concrete Continuous
Length
120 ft
3 main spans
Daily traffic
25
2003 count
Owner
County
County Highway Agency

About this bridge

County Highway over Muddy Creek is a concrete continuous slab carrying County Highway over Muddy Creek in Nemaha County, Nebraska. It was built in 2008, so it is 17 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 25 vehicles a day, projected to reach 42 by 2033. The structure is 120 ft (36.6 m) long and 31 ft wide. If it were closed, the detour would be 31.1 mi (50 km).

Location

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CarriesCounty Highway
CrossesMuddy Creek
Location.5E 1.7S of Johnson
RouteCounty Highway 109
CountyNemaha County
StateNebraska
Coordinates40.3833, -95.99
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionJuly 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 rating69.4 US tons
Inventory rating39.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length120 ft (36.6 m)
Longest span48 ft (14.6 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2003)
Projected traffic42 by 2033
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed31.1 mi (50 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was County Highway over Muddy Creek built?

It was built in 2008, making it 17 years old in 2025.

What condition is County Highway over Muddy 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 July 2021.

How much traffic does County Highway over Muddy Creek carry?

About 25 vehicles per day (2003 count).

How long is County Highway over Muddy Creek?

The structure is 120 ft (36.6 m) long with a longest span of 48 ft (14.6 m) and a deck 31 ft wide.

Who owns County Highway over Muddy Creek?

It is owned by the County Highway Agency.