US Bridges

N91 over Pebble Creek Tributary

Good

Dodge County, Nebraska · 3W Snyder · Structure no. S091 18573

Built
2017
8 years old
Condition
Good
inspected January 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
112 ft
1 main span
Daily traffic
2,815
2018 count
Owner
State
State Highway Agency

About this bridge

N91 over Pebble Creek Tributary is a prestressed concrete stringer/multi-beam or girder 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 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 2,815 vehicles a day, roughly 15% of them trucks, projected to reach 3,800 by 2038. The structure is 112 ft (34.2 m) long and 43 ft wide. If it were closed, the detour would be 18.6 mi (30 km).

CarriesN91
CrossesPebble Creek Tributary
Location3W Snyder
RouteState Highway 91
Coordinates41.7063, -96.8527
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.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
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 evaluation9: Superior to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.1 US tons
Inventory rating39.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length112 ft (34.2 m)
Longest span110 ft (33.5 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,815 (2018)
Projected traffic3,800 by 2038
Trucks15%
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

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—
NavigationNot applicable (no 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 2,815 vehicles per day (2018 count), of which roughly 15% are trucks.

How long is N91 over Pebble Creek Tributary?

The structure is 112 ft (34.2 m) long with a longest span of 110 ft (33.5 m) and a deck 43 ft wide.

Who owns N91 over Pebble Creek Tributary?

It is owned by the State Highway Agency.