US Bridges

W 300th Dr_rs 866 over Trib East Fork Wolf CR

Good

Osborne County, Kansas · 21.0S 8.5E of Osborne · Structure no. 000000000710585

Built
1965
60 years old
Condition
Good
inspected May 2023
Type
Culvert
Concrete
Length
53 ft
5 main spans
Daily traffic
165
2020 count
Owner
County
County Highway Agency

About this bridge

W 300th Dr_rs 866 over Trib East Fork Wolf CR is a concrete culvert carrying W 300th Dr_rs 866 over Trib East Fork Wolf CR in Osborne County, Kansas. It was built in 1965, so it is 60 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 165 vehicles a day, roughly 10% of them trucks, projected to reach 185 by 2043. The structure is 53 ft (16.2 m) long and 33 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesW 300th Dr_rs 866
CrossesTrib East Fork Wolf CR
Location21.0S 8.5E of Osborne
RouteCounty Highway 866
StateKansas
Coordinates39.13319, -98.53611
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionMay 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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.2 US tons
Inventory rating21.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans5
Design loadH 20
Structure length53 ft (16.2 m)
Longest span10 ft (3 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic165 (2020)
Projected traffic185 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 W 300th Dr_rs 866 over Trib East Fork Wolf CR built?

It was built in 1965, making it 60 years old in 2025.

What condition is W 300th Dr_rs 866 over Trib East Fork Wolf CR 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 May 2023.

How much traffic does W 300th Dr_rs 866 over Trib East Fork Wolf CR carry?

About 165 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is W 300th Dr_rs 866 over Trib East Fork Wolf CR?

The structure is 53 ft (16.2 m) long with a longest span of 10 ft (3 m) and a deck 33 ft wide.

Who owns W 300th Dr_rs 866 over Trib East Fork Wolf CR?

It is owned by the County Highway Agency.