US Bridges

Ninnescah Street over Big Creek

Good

Pratt County, Kansas · At 9th S in City of Pratt · Structure no. 000760667106247

Built
1992
33 years old
Condition
Good
inspected November 2024
Type
Culvert
Concrete
Length
23 ft
3 main spans
Daily traffic
300
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Ninnescah Street over Big Creek is a concrete culvert carrying Ninnescah Street over Big Creek in Pratt County, Kansas. It was built in 1992, so it is 33 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 300 vehicles a day, roughly 5% of them trucks, projected to reach 360 by 2046. The structure is 23 ft (7 m) long and 58 ft wide.

CarriesNinnescah Street
CrossesBig Creek
LocationAt 9th S in City of Pratt
RouteCity Street 0
StateKansas
Coordinates37.6375, -98.73831
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadUnknown
Structure length23 ft (7 m)
Longest span7 ft (2.1 m)
Deck width58 ft (17.7 m)
Roadway width38 ft (11.7 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic300 (2021)
Projected traffic360 by 2046
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Ninnescah Street over Big Creek built?

It was built in 1992, making it 33 years old in 2025.

What condition is Ninnescah Street over Big Creek 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 November 2024.

How much traffic does Ninnescah Street over Big Creek carry?

About 300 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is Ninnescah Street over Big Creek?

The structure is 23 ft (7 m) long with a longest span of 7 ft (2.1 m) and a deck 58 ft wide.

Who owns Ninnescah Street over Big Creek?

It is owned by the City or Municipal Highway Agency.