US Bridges

Rt O S over N Fk Spring Rvr

FairPosted for load

Jasper County, Missouri · S 3 T 29 N R 32 W · Structure no. 9279

Built
1963
62 years old, rebuilt 2005
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
363 ft
4 main spans
Daily traffic
292
2024 count
Owner
State
State Highway Agency

About this bridge

Rt O S over N Fk Spring Rvr is a steel continuous stringer/multi-beam or girder carrying Rt O S over N Fk Spring Rvr in Jasper County, Missouri. It was built in 1963 and reconstructed in 2005, so it is 62 years old, older than the Missouri average of 45.1 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. Its operating status is: posted for load restriction.

It carries about 292 vehicles a day, roughly 3% of them trucks, projected to reach 438 by 2044. The structure is 363 ft (110.6 m) long and 28 ft wide. If it were closed, the detour would be 23 mi (37 km).

Location

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CarriesRt O S
CrossesN Fk Spring Rvr
LocationS 3 T 29 N R 32 W
RouteState Highway 0O
CountyJasper County
StateMissouri
Coordinates37.28465, -94.41638
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
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 rating28.8 US tons
Inventory rating16.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length363 ft (110.6 m)
Longest span100 ft (30.5 m)
Deck width28 ft (8.4 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic292 (2024)
Projected traffic438 by 2044
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed23 mi (37 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Rt O S over N Fk Spring Rvr built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 2005.

What condition is Rt O S over N Fk Spring Rvr 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 July 2023.

How much traffic does Rt O S over N Fk Spring Rvr carry?

About 292 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is Rt O S over N Fk Spring Rvr?

The structure is 363 ft (110.6 m) long with a longest span of 100 ft (30.5 m) and a deck 28 ft wide.

Who owns Rt O S over N Fk Spring Rvr?

It is owned by the State Highway Agency.