US Bridges

SE 120 S. U.3-19.0 over Negro Creek

Good

Kingman County, Kansas · 1.2N 0.7W of Rago · Structure no. 000480737606480

Built
1981
44 years old
Condition
Good
inspected June 2024
Type
Culvert
Concrete
Length
20 ft
2 main spans
Daily traffic
50
2021 count
Owner
County
County Highway Agency

About this bridge

SE 120 S. U.3-19.0 over Negro Creek is a concrete culvert carrying SE 120 S. U.3-19.0 over Negro Creek in Kingman County, Kansas. It was built in 1981, so it is 44 years old, younger than the Kansas average of 52.8 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 50 vehicles a day, roughly 5% of them trucks, projected to reach 60 by 2043. The structure is 20 ft (6.2 m) long and 29 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSE 120 S. U.3-19.0
CrossesNegro Creek
Location1.2N 0.7W of Rago
RouteCounty Highway 0
StateKansas
Coordinates37.47208, -98.09433
Functional classRural Local

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating36 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length20 ft (6.2 m)
Longest span10 ft (3 m)
Deck width29 ft (8.7 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic50 (2021)
Projected traffic60 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 SE 120 S. U.3-19.0 over Negro Creek built?

It was built in 1981, making it 44 years old in 2025.

What condition is SE 120 S. U.3-19.0 over Negro 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 June 2024.

How much traffic does SE 120 S. U.3-19.0 over Negro Creek carry?

About 50 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is SE 120 S. U.3-19.0 over Negro Creek?

The structure is 20 ft (6.2 m) long with a longest span of 10 ft (3 m) and a deck 29 ft wide.

Who owns SE 120 S. U.3-19.0 over Negro Creek?

It is owned by the County Highway Agency.