US Bridges

N Lane (rs 899) over North Fork Sappa Creek

GoodPosted for load

Decatur County, Kansas · 4.5S 8.2W of Oberlin · Structure no. 000000000200240

Built
1969
56 years old
Condition
Good
inspected October 2024
Type
Tee Beam
Concrete Continuous
Length
219 ft
4 main spans
Daily traffic
185
2020 count
Owner
County
County Highway Agency

About this bridge

N Lane (rs 899) over North Fork Sappa Creek is a concrete continuous tee beam carrying N Lane (rs 899) over North Fork Sappa Creek in Decatur County, Kansas. It was built in 1969, so it is 56 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. Its operating status is: posted for load restriction.

It carries about 185 vehicles a day, roughly 10% of them trucks, projected to reach 195 by 2044. The structure is 219 ft (66.6 m) long and 28 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesN Lane (rs 899)
CrossesNorth Fork Sappa Creek
Location4.5S 8.2W of Oberlin
RouteCounty Highway 899
StateKansas
Coordinates39.7562, -100.68429
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating25.2 US tons
Inventory rating15.1 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 15
Structure length219 ft (66.6 m)
Longest span60 ft (18.2 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic185 (2020)
Projected traffic195 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 899) over North Fork Sappa Creek built?

It was built in 1969, making it 56 years old in 2025.

What condition is N Lane (rs 899) over North Fork Sappa 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 October 2024.

How much traffic does N Lane (rs 899) over North Fork Sappa Creek carry?

About 185 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is N Lane (rs 899) over North Fork Sappa Creek?

The structure is 219 ft (66.6 m) long with a longest span of 60 ft (18.2 m) and a deck 28 ft wide.

Who owns N Lane (rs 899) over North Fork Sappa Creek?

It is owned by the County Highway Agency.