US Bridges

N79 over Maple Creek

Fair

Dodge County, Nebraska · 9S Snyder · Structure no. S079 05122

Built
1996
29 years old
Condition
Fair
inspected January 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
154 ft
1 main span
Daily traffic
1,010
2018 count
Owner
State
State Highway Agency

About this bridge

N79 over Maple Creek is a steel stringer/multi-beam or girder carrying N79 over Maple Creek in Dodge County, Nebraska. It was built in 1996, so it is 29 years old, younger than the Nebraska average of 47.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 1,010 vehicles a day, roughly 22% of them trucks, projected to reach 1,263 by 2038. The structure is 154 ft (46.9 m) long and 37 ft wide. If it were closed, the detour would be 31.1 mi (50 km).

CarriesN79
CrossesMaple Creek
Location9S Snyder
RouteState Highway 79
Coordinates41.5751, -96.7901
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating91.5 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length154 ft (46.9 m)
Longest span151 ft (46 m)
Deck width37 ft (11.4 m)
Roadway width35 ft (10.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,010 (2018)
Projected traffic1,263 by 2038
Trucks22%
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

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 N79 over Maple Creek built?

It was built in 1996, making it 29 years old in 2025.

What condition is N79 over Maple Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in January 2024.

How much traffic does N79 over Maple Creek carry?

About 1,010 vehicles per day (2018 count), of which roughly 22% are trucks.

How long is N79 over Maple Creek?

The structure is 154 ft (46.9 m) long with a longest span of 151 ft (46 m) and a deck 37 ft wide.

Who owns N79 over Maple Creek?

It is owned by the State Highway Agency.