US Bridges

Rs 549 - NW 70 Ave over Trib S. Fk Ninnescah

Good

Pratt County, Kansas · 2.0E 1.5N of Cullison · Structure no. 000000000760280

Built
2000
25 years old
Condition
Good
inspected November 2024
Type
Culvert
Concrete
Length
38 ft
3 main spans
Daily traffic
135
2021 count
Owner
County
County Highway Agency

About this bridge

Rs 549 - NW 70 Ave over Trib S. Fk Ninnescah is a concrete culvert carrying Rs 549 - NW 70 Ave over Trib S. Fk Ninnescah in Pratt County, Kansas. It was built in 2000, so it is 25 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 135 vehicles a day, roughly 10% of them trucks, projected to reach 160 by 2046. The structure is 38 ft (11.5 m) long and 32 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesRs 549 - NW 70 Ave
CrossesTrib S. Fk Ninnescah
Location2.0E 1.5N of Cullison
RouteCounty Highway 549
CountyPratt County
StateKansas
Coordinates37.65056, -98.86778
Functional classRural Major Collector

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 protection6 SatisfactoryStructural elements show some minor deterioration.
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 geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79.3 US tons
Inventory rating47.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length38 ft (11.5 m)
Longest span12 ft (3.6 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic135 (2021)
Projected traffic160 by 2046
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Rs 549 - NW 70 Ave over Trib S. Fk Ninnescah built?

It was built in 2000, making it 25 years old in 2025.

What condition is Rs 549 - NW 70 Ave over Trib S. Fk Ninnescah 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 Rs 549 - NW 70 Ave over Trib S. Fk Ninnescah carry?

About 135 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is Rs 549 - NW 70 Ave over Trib S. Fk Ninnescah?

The structure is 38 ft (11.5 m) long with a longest span of 12 ft (3.6 m) and a deck 32 ft wide.

Who owns Rs 549 - NW 70 Ave over Trib S. Fk Ninnescah?

It is owned by the County Highway Agency.