US Bridges

US385 over Chadron Creek Tributary

Good

Dawes County, Nebraska · 10S Chadron · Structure no. S385 15877

Built
1938
87 years old, rebuilt 1999
Condition
Good
inspected May 2024
Type
Culvert
Concrete
Length
25 ft
2 main spans
Daily traffic
1,890
2018 count
Owner
State
State Highway Agency

About this bridge

US385 over Chadron Creek Tributary is a concrete culvert carrying US385 over Chadron Creek Tributary in Dawes County, Nebraska. It was built in 1938 and reconstructed in 1999, so it is 87 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,890 vehicles a day, roughly 14% of them trucks, projected to reach 2,930 by 2038. The structure is 25 ft (7.6 m) long. If it were closed, the detour would be 111.8 mi (180 km).

CarriesUS385
CrossesChadron Creek Tributary
Location10S Chadron
RouteU.S. Route 385
Coordinates42.6975, -103.0038
Functional classRural Principal Arterial - Other

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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36.4 US tons
Inventory rating24.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length25 ft (7.6 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,890 (2018)
Projected traffic2,930 by 2038
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed111.8 mi (180 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 US385 over Chadron Creek Tributary built?

It was built in 1938, making it 87 years old in 2025. It was reconstructed in 1999.

What condition is US385 over Chadron Creek Tributary 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 May 2024.

How much traffic does US385 over Chadron Creek Tributary carry?

About 1,890 vehicles per day (2018 count), of which roughly 14% are trucks.

How long is US385 over Chadron Creek Tributary?

The structure is 25 ft (7.6 m) long with a longest span of 12 ft (3.7 m).

Who owns US385 over Chadron Creek Tributary?

It is owned by the State Highway Agency.