US Bridges

Coll 7457 over Little Blue River

Good

Franklin County, Nebraska · .1N of Campbell · Structure no. C003104705P

Built
2000
25 years old
Condition
Good
inspected November 2022
Type
Slab
Concrete Continuous
Length
112 ft
3 main spans
Daily traffic
350
1998 count
Owner
County
County Highway Agency

About this bridge

Coll 7457 over Little Blue River is a concrete continuous slab carrying Coll 7457 over Little Blue River in Franklin County, Nebraska. It was built in 2000, so it is 25 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 350 vehicles a day, projected to reach 595 by 2033. The structure is 112 ft (34.1 m) long and 30 ft wide. If it were closed, the detour would be 18.6 mi (30 km).

CarriesColl 7457
CrossesLittle Blue River
Location.1N of Campbell
RouteCounty Highway 7457
Coordinates40.3027, -98.732
Functional classRural Minor 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.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2022
Inspection intervalevery 48 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 adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70.5 US tons
Inventory rating41.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length112 ft (34.1 m)
Longest span44 ft (13.4 m)
Deck width30 ft (9.2 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic350 (1998)
Projected traffic595 by 2033
Trucks0%
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

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 Coll 7457 over Little Blue River built?

It was built in 2000, making it 25 years old in 2025.

What condition is Coll 7457 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 November 2022.

How much traffic does Coll 7457 over Little Blue River carry?

About 350 vehicles per day (1998 count).

How long is Coll 7457 over Little Blue River?

The structure is 112 ft (34.1 m) long with a longest span of 44 ft (13.4 m) and a deck 30 ft wide.

Who owns Coll 7457 over Little Blue River?

It is owned by the County Highway Agency.