US Bridges

N Road over Tributary to Big Creek

Fair

Trego County, Kansas · 4.0N 15.6E Trego Center · Structure no. 000980575604460

Built
1927
98 years old
Condition
Fair
inspected June 2023
Type
Culvert
Concrete
Length
52 ft
6 main spans
Daily traffic
30
2020 count
Owner
County
County Highway Agency

About this bridge

N Road over Tributary to Big Creek is a concrete culvert carrying N Road over Tributary to Big Creek in Trego County, Kansas. It was built in 1927, so it is 98 years old, older than the Kansas average of 52.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 30 vehicles a day, projected to reach 40 by 2043. The structure is 52 ft (16 m) long and 32 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesN Road
CrossesTributary to Big Creek
Location4.0N 15.6E Trego Center
RouteCounty Highway 0
CountyTrego County
StateKansas
Coordinates38.94303, -99.60215
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans6
Design loadH 15
Structure length52 ft (16 m)
Longest span8 ft (2.4 m)
Deck width32 ft (9.7 m)
Roadway width29 ft (8.9 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic30 (2020)
Projected traffic40 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 N Road over Tributary to Big Creek built?

It was built in 1927, making it 98 years old in 2025.

What condition is N Road over Tributary to Big Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in June 2023.

How much traffic does N Road over Tributary to Big Creek carry?

About 30 vehicles per day (2020 count).

How long is N Road over Tributary to Big Creek?

The structure is 52 ft (16 m) long with a longest span of 8 ft (2.4 m) and a deck 32 ft wide.

Who owns N Road over Tributary to Big Creek?

It is owned by the County Highway Agency.