US Bridges

N23 over Medicine Creek

Good

Lincoln County, Nebraska · 7E Dickens · Structure no. S023 06432

Built
1968
57 years old, rebuilt 2005
Condition
Good
inspected November 2023
Type
Culvert
Concrete
Length
24 ft
2 main spans
Daily traffic
450
2018 count
Owner
State
State Highway Agency

About this bridge

N23 over Medicine Creek is a concrete culvert carrying N23 over Medicine Creek in Lincoln County, Nebraska. It was built in 1968 and reconstructed in 2005, so it is 57 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 450 vehicles a day, roughly 23% of them trucks, projected to reach 630 by 2038. The structure is 24 ft (7.3 m) long. If it were closed, the detour would be 62.1 mi (100 km).

CarriesN23
CrossesMedicine Creek
Location7E Dickens
RouteState Highway 23
Coordinates40.8314, -100.87
Functional classRural Minor Arterial

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; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
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 length24 ft (7.3 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 traffic450 (2018)
Projected traffic630 by 2038
Trucks23%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed62.1 mi (100 km)
TollOn a free road
National Highway SystemNo

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 N23 over Medicine Creek built?

It was built in 1968, making it 57 years old in 2025. It was reconstructed in 2005.

What condition is N23 over Medicine 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 N23 over Medicine Creek carry?

About 450 vehicles per day (2018 count), of which roughly 23% are trucks.

How long is N23 over Medicine Creek?

The structure is 24 ft (7.3 m) long with a longest span of 12 ft (3.7 m).

Who owns N23 over Medicine Creek?

It is owned by the State Highway Agency.