US Bridges

Coll 7578 over Spring Creek Trib

Good

Thayer County, Nebraska · 4.8S 3W of Hebron · Structure no. C008503810

Built
2005
20 years old
Condition
Good
inspected December 2021
Type
Stringer/Multi-beam or Girder
Steel
Length
76 ft
1 main span
Daily traffic
85
1998 count
Owner
County
County Highway Agency

About this bridge

Coll 7578 over Spring Creek Trib is a steel stringer/multi-beam or girder carrying Coll 7578 over Spring Creek Trib in Thayer County, Nebraska. It was built in 2005, so it is 20 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 85 vehicles a day, projected to reach 85 by 2033. The structure is 76 ft (23.2 m) long and 29 ft wide. If it were closed, the detour would be 18.6 mi (30 km).

Location

Open in Google Maps
CarriesColl 7578
CrossesSpring Creek Trib
Location4.8S 3W of Hebron
RouteCounty Highway 7578
CountyThayer County
StateNebraska
Coordinates40.0883, -97.6567
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionDecember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99.2 US tons
Inventory rating76.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length76 ft (23.2 m)
Longest span74 ft (22.6 m)
Deck width29 ft (8.8 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic85 (1998)
Projected traffic85 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Coll 7578 over Spring Creek Trib built?

It was built in 2005, making it 20 years old in 2025.

What condition is Coll 7578 over Spring Creek Trib 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 December 2021.

How much traffic does Coll 7578 over Spring Creek Trib carry?

About 85 vehicles per day (1998 count).

How long is Coll 7578 over Spring Creek Trib?

The structure is 76 ft (23.2 m) long with a longest span of 74 ft (22.6 m) and a deck 29 ft wide.

Who owns Coll 7578 over Spring Creek Trib?

It is owned by the County Highway Agency.