US Bridges

US36 HWY over US81 Highway

Fair

Republic County, Kansas · JCT US81/US36 · Structure no. 999903600790111

Built
1967
58 years old
Condition
Fair
inspected December 2024
Type
Slab
Concrete Continuous
Length
199 ft
4 main spans
Daily traffic
3,437
2023 count
Owner
State
State Highway Agency

About this bridge

US36 HWY over US81 Highway is a concrete continuous slab carrying US36 HWY over US81 Highway in Republic County, Kansas. It was built in 1967, so it is 58 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 3,437 vehicles a day, roughly 12% of them trucks, projected to reach 3,723 by 2044. The structure is 199 ft (60.6 m) long and 56 ft wide.

CarriesUS36 HWY
CrossesUS81 Highway
LocationJCT US81/US36
RouteU.S. Route 36
StateKansas
Coordinates39.8125, -97.64583
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating67 US tons
Inventory rating40 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length199 ft (60.6 m)
Longest span54 ft (16.5 m)
Deck width56 ft (17.1 m)
Roadway width54 ft (16.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,437 (2023)
Projected traffic3,723 by 2044
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US36 HWY over US81 Highway built?

It was built in 1967, making it 58 years old in 2025.

What condition is US36 HWY over US81 Highway 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 December 2024.

How much traffic does US36 HWY over US81 Highway carry?

About 3,437 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is US36 HWY over US81 Highway?

The structure is 199 ft (60.6 m) long with a longest span of 54 ft (16.5 m) and a deck 56 ft wide.

Who owns US36 HWY over US81 Highway?

It is owned by the State Highway Agency.