US Bridges

NW 50 Ave over Creek

Good

Barton County, Kansas · 1.1N 3.7E of Olmitz · Structure no. 000050655005021

Built
1936
89 years old
Condition
Good
inspected March 2023
Type
Culvert
Concrete
Length
43 ft
5 main spans
Daily traffic
40
2018 count
Owner
County
County Highway Agency

About this bridge

NW 50 Ave over Creek is a concrete culvert carrying NW 50 Ave over Creek in Barton County, Kansas. It was built in 1936, so it is 89 years old, older 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 40 vehicles a day, roughly 5% of them trucks, projected to reach 48 by 2043. The structure is 43 ft (13.2 m) long and 27 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesNW 50 Ave
CrossesCreek
Location1.1N 3.7E of Olmitz
RouteCounty Highway 0
StateKansas
Coordinates38.53564, -98.86719
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 inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating31.7 US tons
Inventory rating19.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans5
Design loadUnknown
Structure length43 ft (13.2 m)
Longest span8 ft (2.4 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic40 (2018)
Projected traffic48 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 statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was NW 50 Ave over Creek built?

It was built in 1936, making it 89 years old in 2025.

What condition is NW 50 Ave over 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 March 2023.

How much traffic does NW 50 Ave over Creek carry?

About 40 vehicles per day (2018 count), of which roughly 5% are trucks.

How long is NW 50 Ave over Creek?

The structure is 43 ft (13.2 m) long with a longest span of 8 ft (2.4 m) and a deck 27 ft wide.

Who owns NW 50 Ave over Creek?

It is owned by the County Highway Agency.