US Bridges

US36 HWY over N Wolf Riv. UP RR

Good

Brown County, Kansas · .64 MI W US73 · Structure no. 999903600070421

Built
1979
46 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
414 ft
5 main spans
Daily traffic
4,586
2023 count
Owner
State
State Highway Agency

About this bridge

US36 HWY over N Wolf Riv. UP RR is a prestressed concrete continuous stringer/multi-beam or girder carrying US36 HWY over N Wolf Riv. UP RR 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 4,586 vehicles a day, roughly 24% of them trucks, projected to reach 6,682 by 2044. The structure is 414 ft (126.3 m) long and 42 ft wide.

Location

Open in Google Maps
CarriesUS36 HWY
CrossesN Wolf Riv. UP RR
Location.64 MI W US73
RouteU.S. Route 36
CountyBrown County
StateKansas
Coordinates39.84056, -95.53861
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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating82 US tons
Inventory rating38 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length414 ft (126.3 m)
Longest span89 ft (27.2 m)
Deck width42 ft (12.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,586 (2023)
Projected traffic6,682 by 2044
Trucks24%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad and waterway
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 N Wolf Riv. UP RR built?

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

What condition is US36 HWY over N Wolf Riv. UP RR 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 US36 HWY over N Wolf Riv. UP RR carry?

About 4,586 vehicles per day (2023 count), of which roughly 24% are trucks.

How long is US36 HWY over N Wolf Riv. UP RR?

The structure is 414 ft (126.3 m) long with a longest span of 89 ft (27.2 m) and a deck 42 ft wide.

Who owns US36 HWY over N Wolf Riv. UP RR?

It is owned by the State Highway Agency.