US Bridges

Coll 7578 over Dry Creek

Fair

Thayer County, Nebraska · Ejct US81/US136 4S .3W · Structure no. C008503815

Built
1994
31 years old
Condition
Fair
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
45 ft
1 main span
Daily traffic
45
1998 count
Owner
County
County Highway Agency

About this bridge

Coll 7578 over Dry Creek is a steel stringer/multi-beam or girder carrying Coll 7578 over Dry Creek in Thayer County, Nebraska. It was built in 1994, so it is 31 years old, younger than the Nebraska average of 47.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 45 vehicles a day, projected to reach 45 by 2033. The structure is 45 ft (13.7 m) long and 29 ft wide. If it were closed, the detour would be 31.1 mi (50 km).

Location

Open in Google Maps
CarriesColl 7578
CrossesDry Creek
LocationEjct US81/US136 4S .3W
RouteCounty Highway 7578
CountyThayer County
StateNebraska
Coordinates40.0883, -97.5817
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating81.6 US tons
Inventory rating48.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length45 ft (13.7 m)
Longest span44 ft (13.3 m)
Deck width29 ft (8.9 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic45 (1998)
Projected traffic45 by 2033
Trucks0%
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

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 7578 over Dry Creek built?

It was built in 1994, making it 31 years old in 2025.

What condition is Coll 7578 over Dry Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in December 2024.

How much traffic does Coll 7578 over Dry Creek carry?

About 45 vehicles per day (1998 count).

How long is Coll 7578 over Dry Creek?

The structure is 45 ft (13.7 m) long with a longest span of 44 ft (13.3 m) and a deck 29 ft wide.

Who owns Coll 7578 over Dry Creek?

It is owned by the County Highway Agency.