US Bridges

US 36 HWY over Prairie Road

Good

Brown County, Kansas · 4.95 MI E of JCT 73& 36 · Structure no. 999903600070341

Built
1979
46 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
89 ft
1 main span
Daily traffic
3,109
2023 count
Owner
State
State Highway Agency

About this bridge

US 36 HWY over Prairie Road is a prestressed concrete stringer/multi-beam or girder carrying US 36 HWY over Prairie Road in Brown County, Kansas. It was built in 1979, so it is 46 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 3,109 vehicles a day, roughly 30% of them trucks, projected to reach 4,025 by 2044. The structure is 89 ft (27 m) long and 42 ft wide.

CarriesUS 36 HWY
CrossesPrairie Road
Location4.95 MI E of JCT 73& 36
RouteU.S. Route 36
StateKansas
Coordinates39.84194, -95.43417
Functional classRural Principal Arterial - Other

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating96 US tons
Inventory rating43 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length89 ft (27 m)
Longest span86 ft (26.2 m)
Deck width42 ft (12.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,109 (2023)
Projected traffic4,025 by 2044
Trucks30%
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 US 36 HWY over Prairie Road built?

It was built in 1979, making it 46 years old in 2025.

What condition is US 36 HWY over Prairie Road 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 June 2023.

How much traffic does US 36 HWY over Prairie Road carry?

About 3,109 vehicles per day (2023 count), of which roughly 30% are trucks.

How long is US 36 HWY over Prairie Road?

The structure is 89 ft (27 m) long with a longest span of 86 ft (26.2 m) and a deck 42 ft wide.

Who owns US 36 HWY over Prairie Road?

It is owned by the State Highway Agency.