US Bridges

N Lane (rs 1977) over Trib. to Spring Creek

Fair

Trego County, Kansas · 4.0S 7.2E of Ogallah · Structure no. 000000000980610

Built
1939
86 years old
Condition
Fair
inspected June 2023
Type
Culvert
Concrete
Length
32 ft
3 main spans
Daily traffic
250
2020 count
Owner
County
County Highway Agency

About this bridge

N Lane (rs 1977) over Trib. to Spring Creek is a concrete culvert carrying N Lane (rs 1977) over Trib. to Spring Creek in Trego County, Kansas. It was built in 1939, so it is 86 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 250 vehicles a day, roughly 20% of them trucks, projected to reach 280 by 2043. The structure is 32 ft (9.7 m) long and 34 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesN Lane (rs 1977)
CrossesTrib. to Spring Creek
Location4.0S 7.2E of Ogallah
RouteCounty Highway 1977
CountyTrego County
StateKansas
Coordinates38.93731, -99.59674
Functional classRural Major Collector

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 evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating34 US tons
Inventory rating20 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 15
Structure length32 ft (9.7 m)
Longest span10 ft (3 m)
Deck width34 ft (10.5 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic250 (2020)
Projected traffic280 by 2043
Trucks20%
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 Lane (rs 1977) over Trib. to Spring Creek built?

It was built in 1939, making it 86 years old in 2025.

What condition is N Lane (rs 1977) over Trib. to Spring 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 Lane (rs 1977) over Trib. to Spring Creek carry?

About 250 vehicles per day (2020 count), of which roughly 20% are trucks.

How long is N Lane (rs 1977) over Trib. to Spring Creek?

The structure is 32 ft (9.7 m) long with a longest span of 10 ft (3 m) and a deck 34 ft wide.

Who owns N Lane (rs 1977) over Trib. to Spring Creek?

It is owned by the County Highway Agency.