US Bridges

K-61 HWY over Ninnescah River Drg

Good

Pratt County, Kansas · 4.93 MI NE US-54 · Structure no. 999906100760211

Built
1994
31 years old
Condition
Good
inspected August 2023
Type
Slab
Concrete Continuous
Length
184 ft
4 main spans
Daily traffic
2,520
2023 count
Owner
State
State Highway Agency

About this bridge

K-61 HWY over Ninnescah River Drg is a concrete continuous slab carrying K-61 HWY over Ninnescah River Drg in Pratt County, Kansas. It was built in 1994, so it is 31 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 2,520 vehicles a day, roughly 25% of them trucks, projected to reach 3,328 by 2044. The structure is 184 ft (56.2 m) long and 46 ft wide.

CarriesK-61 HWY
CrossesNinnescah River Drg
Location4.93 MI NE US-54
RouteState Highway 61
StateKansas
Coordinates37.70361, -98.67361
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 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 geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating85 US tons
Inventory rating51 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckNot applicable
Main spans4
Design loadHS 20
Structure length184 ft (56.2 m)
Longest span52 ft (15.8 m)
Deck width46 ft (14 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,520 (2023)
Projected traffic3,328 by 2044
Trucks25%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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 K-61 HWY over Ninnescah River Drg built?

It was built in 1994, making it 31 years old in 2025.

What condition is K-61 HWY over Ninnescah River Drg 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 August 2023.

How much traffic does K-61 HWY over Ninnescah River Drg carry?

About 2,520 vehicles per day (2023 count), of which roughly 25% are trucks.

How long is K-61 HWY over Ninnescah River Drg?

The structure is 184 ft (56.2 m) long with a longest span of 52 ft (15.8 m) and a deck 46 ft wide.

Who owns K-61 HWY over Ninnescah River Drg?

It is owned by the State Highway Agency.