US Bridges

Willow Branch RD over Salt Fork CR

Fair

Lafayette County, Missouri · S 17 T 50 N R 24 W · Structure no. 20040

Built
1966
59 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
50 ft
1 main span
Daily traffic
40
2024 count
Owner
County
County Highway Agency

About this bridge

Willow Branch RD over Salt Fork CR is a steel stringer/multi-beam or girder carrying Willow Branch RD over Salt Fork CR in Lafayette County, Missouri. It was built in 1966, so it is 59 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 40 vehicles a day, roughly 10% of them trucks, projected to reach 52 by 2044. The structure is 50 ft (15.2 m) long and 17 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

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CarriesWillow Branch RD
CrossesSalt Fork CR
LocationS 17 T 50 N R 24 W
RouteCounty Highway 244
CountyLafayette County
StateMissouri
Coordinates39.12873, -93.57538
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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.7 US tons
Inventory rating25.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadOther
Structure length50 ft (15.2 m)
Longest span49 ft (14.9 m)
Deck width17 ft (5.1 m)
Roadway width17 ft (5.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2024)
Projected traffic52 by 2044
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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$272,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Willow Branch RD over Salt Fork CR built?

It was built in 1966, making it 59 years old in 2025.

What condition is Willow Branch RD over Salt Fork 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 November 2023.

How much traffic does Willow Branch RD over Salt Fork CR carry?

About 40 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Willow Branch RD over Salt Fork CR?

The structure is 50 ft (15.2 m) long with a longest span of 49 ft (14.9 m) and a deck 17 ft wide.

Who owns Willow Branch RD over Salt Fork CR?

It is owned by the County Highway Agency.