US Bridges

Rt W S over W Fk Big CR

Fair

Harrison County, Missouri · S 4 T 63 N R 28 W · Structure no. 6393

Built
1954
71 years old, rebuilt 2007
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
194 ft
3 main spans
Daily traffic
732
2024 count
Owner
State
State Highway Agency

About this bridge

Rt W S over W Fk Big CR is a steel continuous stringer/multi-beam or girder carrying Rt W S over W Fk Big CR in Harrison County, Missouri. It was built in 1954 and reconstructed in 2007, so it is 71 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.

It carries about 732 vehicles a day, roughly 13% of them trucks, projected to reach 952 by 2044. The structure is 194 ft (59.1 m) long and 27 ft wide. If it were closed, the detour would be 28 mi (45 km).

CarriesRt W S
CrossesW Fk Big CR
LocationS 4 T 63 N R 28 W
RouteState Highway 0W
Coordinates40.28108, -94.05653
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
Deck7 GoodSome minor problems.
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 inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
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 rating52.6 US tons
Inventory rating31.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length194 ft (59.1 m)
Longest span70 ft (21.3 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic732 (2024)
Projected traffic952 by 2044
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed28 mi (45 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 W S over W Fk Big CR built?

It was built in 1954, making it 71 years old in 2025. It was reconstructed in 2007.

What condition is Rt W S over W Fk Big CR 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 October 2023.

How much traffic does Rt W S over W Fk Big CR carry?

About 732 vehicles per day (2024 count), of which roughly 13% are trucks.

How long is Rt W S over W Fk Big CR?

The structure is 194 ft (59.1 m) long with a longest span of 70 ft (21.3 m) and a deck 27 ft wide.

Who owns Rt W S over W Fk Big CR?

It is owned by the State Highway Agency.