US Bridges

Local T-631-1 over Trib. to Missouri River

FairPosted for load

Doniphan County, Kansas · 1.9N of Wathena · Structure no. 000221073903282

Built
1910
115 years old
Condition
Fair
inspected February 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
30 ft
1 main span
Daily traffic
30
2005 count
Owner
County
County Highway Agency

About this bridge

Local T-631-1 over Trib. to Missouri River is a steel stringer/multi-beam or girder carrying Local T-631-1 over Trib. to Missouri River in Doniphan County, Kansas. It was built in 1910, so it is 115 years old, older than the Kansas average of 52.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 30 vehicles a day, projected to reach 35 by 2043. The structure is 30 ft (9.1 m) long and 22 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesLocal T-631-1
CrossesTrib. to Missouri River
Location1.9N of Wathena
RouteCounty Highway 0
CountyDoniphan County
StateKansas
Coordinates39.7975, -94.94861
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating6 US tons
Inventory rating3.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckWood or timber
Main spans1
Design loadUnknown
Structure length30 ft (9.1 m)
Longest span28 ft (8.5 m)
Deck width22 ft (6.8 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic30 (2005)
Projected traffic35 by 2043
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 statusPossibly eligible for the National Register; requires further investigation
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$135,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Local T-631-1 over Trib. to Missouri River built?

It was built in 1910, making it 115 years old in 2025.

What condition is Local T-631-1 over Trib. to Missouri River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in February 2023.

How much traffic does Local T-631-1 over Trib. to Missouri River carry?

About 30 vehicles per day (2005 count).

How long is Local T-631-1 over Trib. to Missouri River?

The structure is 30 ft (9.1 m) long with a longest span of 28 ft (8.5 m) and a deck 22 ft wide.

Who owns Local T-631-1 over Trib. to Missouri River?

It is owned by the County Highway Agency.