US Bridges

Plum Tree Rd. over Middle Fork Wolf River

Good

Brown County, Kansas · 2.3W 0.8S of Robinson · Structure no. 000071021003266

Built
1983
42 years old
Condition
Good
inspected January 2024
Type
Slab
Concrete Continuous
Length
112 ft
3 main spans
Daily traffic
45
2016 count
Owner
County
County Highway Agency

About this bridge

Plum Tree Rd. over Middle Fork Wolf River is a concrete continuous slab carrying Plum Tree Rd. over Middle Fork Wolf River in Brown County, Kansas. It was built in 1983, so it is 42 years old, younger 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 45 vehicles a day, projected to reach 49 by 2044. The structure is 112 ft (34.1 m) long and 28 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesPlum Tree Rd.
CrossesMiddle Fork Wolf River
Location2.3W 0.8S of Robinson
RouteCounty Highway 0
StateKansas
Coordinates39.80472, -95.45188
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.6 US tons
Inventory rating41 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length112 ft (34.1 m)
Longest span44 ft (13.4 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 traffic45 (2016)
Projected traffic49 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$130,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Plum Tree Rd. over Middle Fork Wolf River built?

It was built in 1983, making it 42 years old in 2025.

What condition is Plum Tree Rd. over Middle Fork Wolf River 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 January 2024.

How much traffic does Plum Tree Rd. over Middle Fork Wolf River carry?

About 45 vehicles per day (2016 count).

How long is Plum Tree Rd. over Middle Fork Wolf River?

The structure is 112 ft (34.1 m) long with a longest span of 44 ft (13.4 m) and a deck 28 ft wide.

Who owns Plum Tree Rd. over Middle Fork Wolf River?

It is owned by the County Highway Agency.