US Bridges

Coll 7483 over Gravel Creek

Good

Valley County, Nebraska · 2E of Elyria · Structure no. C008820825P

Built
1935
90 years old, rebuilt 1970
Condition
Good
inspected November 2023
Type
Culvert
Steel
Length
20 ft
3 main spans
Daily traffic
50
1998 count
Owner
County
County Highway Agency

About this bridge

Coll 7483 over Gravel Creek is a steel culvert carrying Coll 7483 over Gravel Creek in Valley County, Nebraska. It was built in 1935 and reconstructed in 1970, so it is 90 years old, older 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 50 vehicles a day, projected to reach 85 by 2033. The structure is 20 ft (6.1 m) long. If it were closed, the detour would be 192.6 mi (310 km).

CarriesColl 7483
CrossesGravel Creek
Location2E of Elyria
RouteCounty Highway 7483
Coordinates41.6843, -98.9599
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.3 US tons
Inventory rating36.4 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans3
Design loadUnknown
Structure length20 ft (6.1 m)
Longest span5 ft (1.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (1998)
Projected traffic85 by 2033
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed192.6 mi (310 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 7483 over Gravel Creek built?

It was built in 1935, making it 90 years old in 2025. It was reconstructed in 1970.

What condition is Coll 7483 over Gravel Creek 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 2023.

How much traffic does Coll 7483 over Gravel Creek carry?

About 50 vehicles per day (1998 count).

How long is Coll 7483 over Gravel Creek?

The structure is 20 ft (6.1 m) long with a longest span of 5 ft (1.5 m).

Who owns Coll 7483 over Gravel Creek?

It is owned by the County Highway Agency.