US Bridges

N91 over Pebble Creek Tributary

Good

Dodge County, Nebraska · 1W Dodge · Structure no. S091 18294

Built
2017
8 years old
Condition
Good
inspected January 2024
Type
Slab
Concrete Continuous
Length
80 ft
3 main spans
Daily traffic
2,065
2018 count
Owner
State
State Highway Agency

About this bridge

N91 over Pebble Creek Tributary is a concrete continuous slab carrying N91 over Pebble Creek Tributary in Dodge County, Nebraska. It was built in 2017, so it is 8 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 2,065 vehicles a day, roughly 15% of them trucks, projected to reach 2,891 by 2038. The structure is 80 ft (24.4 m) long and 43 ft wide. If it were closed, the detour would be 31.1 mi (50 km).

CarriesN91
CrossesPebble Creek Tributary
Location1W Dodge
RouteState Highway 91
Coordinates41.7134, -96.9041
Functional classRural Minor Arterial

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.
Substructure7 GoodSome minor problems.
Channel and channel protection9 ExcellentNo 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.6 US tons
Inventory rating47.4 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length80 ft (24.4 m)
Longest span32 ft (9.8 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,065 (2018)
Projected traffic2,891 by 2038
Trucks15%
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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was N91 over Pebble Creek Tributary built?

It was built in 2017, making it 8 years old in 2025.

What condition is N91 over Pebble Creek Tributary 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 January 2024.

How much traffic does N91 over Pebble Creek Tributary carry?

About 2,065 vehicles per day (2018 count), of which roughly 15% are trucks.

How long is N91 over Pebble Creek Tributary?

The structure is 80 ft (24.4 m) long with a longest span of 32 ft (9.8 m) and a deck 43 ft wide.

Who owns N91 over Pebble Creek Tributary?

It is owned by the State Highway Agency.