US Bridges

T-31 Fairmount RD over Trib. to Jarbalo Creek

FairPosted for load

Leavenworth County, Kansas · 0.9W 1.0S of Jarbalo · Structure no. 000521061104120

Built
1920
105 years old, rebuilt 1975
Condition
Fair
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
28 ft
1 main span
Daily traffic
18
2024 count
Owner
County
County Highway Agency

About this bridge

T-31 Fairmount RD over Trib. to Jarbalo Creek is a steel stringer/multi-beam or girder carrying T-31 Fairmount RD over Trib. to Jarbalo Creek in Leavenworth County, Kansas. It was built in 1920 and reconstructed in 1975, so it is 105 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 18 vehicles a day, roughly 12% of them trucks, projected to reach 48 by 2042. The structure is 28 ft (8.5 m) long and 21 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesT-31 Fairmount RD
CrossesTrib. to Jarbalo Creek
Location0.9W 1.0S of Jarbalo
RouteCounty Highway 0
StateKansas
Coordinates39.18689, -95.08487
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating24.7 US tons
Inventory rating14 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length28 ft (8.5 m)
Longest span27 ft (8.2 m)
Deck width21 ft (6.4 m)
Roadway width20 ft (6.2 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic18 (2024)
Projected traffic48 by 2042
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$225,000
NavigationNo navigation control on waterway

Frequently asked questions

When was T-31 Fairmount RD over Trib. to Jarbalo Creek built?

It was built in 1920, making it 105 years old in 2025. It was reconstructed in 1975.

What condition is T-31 Fairmount RD over Trib. to Jarbalo Creek 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 January 2025.

How much traffic does T-31 Fairmount RD over Trib. to Jarbalo Creek carry?

About 18 vehicles per day (2024 count), of which roughly 12% are trucks.

How long is T-31 Fairmount RD over Trib. to Jarbalo Creek?

The structure is 28 ft (8.5 m) long with a longest span of 27 ft (8.2 m) and a deck 21 ft wide.

Who owns T-31 Fairmount RD over Trib. to Jarbalo Creek?

It is owned by the County Highway Agency.