US Bridges

Powerline Road over Little Blue River

Good

Adams County, Nebraska · 12930 W. Powerline Rd. · Structure no. C000104415

Built
1991
34 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
162 ft
3 main spans
Daily traffic
55
2011 count
Owner
County
County Highway Agency

About this bridge

Powerline Road over Little Blue River is a steel stringer/multi-beam or girder carrying Powerline Road over Little Blue River in Adams County, Nebraska. It was built in 1991, so it is 34 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 55 vehicles a day, projected to reach 55 by 2042. The structure is 162 ft (49.4 m) long and 30 ft wide. If it were closed, the detour would be 37.3 mi (60 km).

CarriesPowerline Road
CrossesLittle Blue River
Location12930 W. Powerline Rd.
RouteCounty Highway 1840
Coordinates40.3939, -98.5742
Functional classRural Major Collector

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.5 US tons
Inventory rating28.7 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length162 ft (49.4 m)
Longest span90 ft (27.4 m)
Deck width30 ft (9.2 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic55 (2011)
Projected traffic55 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed37.3 mi (60 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 Powerline Road over Little Blue River built?

It was built in 1991, making it 34 years old in 2025.

What condition is Powerline Road over Little Blue River 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 2024.

How much traffic does Powerline Road over Little Blue River carry?

About 55 vehicles per day (2011 count).

How long is Powerline Road over Little Blue River?

The structure is 162 ft (49.4 m) long with a longest span of 90 ft (27.4 m) and a deck 30 ft wide.

Who owns Powerline Road over Little Blue River?

It is owned by the County Highway Agency.