US Bridges

Local O-29.4 over Local Trib.

Fair

Jewell County, Kansas · 0.5S 1.4E of Formoso · Structure no. 000450753403320

Built
1960
65 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
52 ft
2 main spans
Daily traffic
35
2018 count
Owner
County
County Highway Agency

About this bridge

Local O-29.4 over Local Trib. is a steel continuous stringer/multi-beam or girder carrying Local O-29.4 over Local Trib. in Jewell County, Kansas. It was built in 1960, so it is 65 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 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 35 vehicles a day, projected to reach 35 by 2044. The structure is 52 ft (15.7 m) long and 24 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesLocal O-29.4
CrossesLocal Trib.
Location0.5S 1.4E of Formoso
RouteCounty Highway 0
CountyJewell County
StateKansas
Coordinates39.76951, -97.96274
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.8 US tons
Inventory rating33.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length52 ft (15.7 m)
Longest span26 ft (7.8 m)
Deck width24 ft (7.3 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic35 (2018)
Projected traffic35 by 2044
Trucks0%
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 statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$410,000 (2018 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Local O-29.4 over Local Trib. built?

It was built in 1960, making it 65 years old in 2025.

What condition is Local O-29.4 over Local Trib. 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 March 2024.

How much traffic does Local O-29.4 over Local Trib. carry?

About 35 vehicles per day (2018 count).

How long is Local O-29.4 over Local Trib.?

The structure is 52 ft (15.7 m) long with a longest span of 26 ft (7.8 m) and a deck 24 ft wide.

Who owns Local O-29.4 over Local Trib.?

It is owned by the County Highway Agency.