US Bridges

N Oliver RD Rs 644 over Trib. to Ninnescah River

GoodPosted for load

Sumner County, Kansas · 2.1N 0.1W of Dalton · Structure no. 000000000960530

Built
1950
75 years old
Condition
Good
inspected May 2024
Type
Culvert
Concrete
Length
22 ft
3 main spans
Daily traffic
1,320
2013 count
Owner
County
County Highway Agency

About this bridge

N Oliver RD Rs 644 over Trib. to Ninnescah River is a concrete culvert carrying N Oliver RD Rs 644 over Trib. to Ninnescah River in Sumner County, Kansas. It was built in 1950, so it is 75 years old, older 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. Its operating status is: posted for load restriction.

It carries about 1,320 vehicles a day, projected to reach 1,584 by 2043. The structure is 22 ft (6.8 m) long and 73 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesN Oliver RD Rs 644
CrossesTrib. to Ninnescah River
Location2.1N 0.1W of Dalton
RouteCounty Highway 644
StateKansas
Coordinates37.30141, -97.27636
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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating26 US tons
Inventory rating26 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadUnknown
Structure length22 ft (6.8 m)
Longest span7 ft (2.1 m)
Deck width73 ft (22.4 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic1,320 (2013)
Projected traffic1,584 by 2043
Trucks0%
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 N Oliver RD Rs 644 over Trib. to Ninnescah River built?

It was built in 1950, making it 75 years old in 2025.

What condition is N Oliver RD Rs 644 over Trib. to Ninnescah River 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 May 2024.

How much traffic does N Oliver RD Rs 644 over Trib. to Ninnescah River carry?

About 1,320 vehicles per day (2013 count).

How long is N Oliver RD Rs 644 over Trib. to Ninnescah River?

The structure is 22 ft (6.8 m) long with a longest span of 7 ft (2.1 m) and a deck 73 ft wide.

Who owns N Oliver RD Rs 644 over Trib. to Ninnescah River?

It is owned by the County Highway Agency.