US Bridges

W 160 Ave over Trib W Fk Little C

PoorPosted for load

Harrison County, Missouri · S 25 T 65 N R 29 W · Structure no. 20394

Built
1938
87 years old, rebuilt 1984
Condition
Poor
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
40 ft
1 main span
Daily traffic
15
2024 count
Owner
County
County Highway Agency

About this bridge

W 160 Ave over Trib W Fk Little C is a steel stringer/multi-beam or girder carrying W 160 Ave over Trib W Fk Little C in Harrison County, Missouri. It was built in 1938 and reconstructed in 1984, so it is 87 years old, older than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 15 vehicles a day, roughly 10% of them trucks, projected to reach 17 by 2044. The structure is 40 ft (12.2 m) long and 16 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesW 160 Ave
CrossesTrib W Fk Little C
LocationS 25 T 65 N R 29 W
RouteCounty Highway 258
Coordinates40.39832, -94.11947
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating24.8 US tons
Inventory rating14.9 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1
Design loadOther
Structure length40 ft (12.2 m)
Longest span39 ft (11.9 m)
Deck width16 ft (4.9 m)
Roadway width15 ft (4.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15 (2024)
Projected traffic17 by 2044
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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$344,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was W 160 Ave over Trib W Fk Little C built?

It was built in 1938, making it 87 years old in 2025. It was reconstructed in 1984.

What condition is W 160 Ave over Trib W Fk Little C in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in March 2024.

How much traffic does W 160 Ave over Trib W Fk Little C carry?

About 15 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is W 160 Ave over Trib W Fk Little C?

The structure is 40 ft (12.2 m) long with a longest span of 39 ft (11.9 m) and a deck 16 ft wide.

Who owns W 160 Ave over Trib W Fk Little C?

It is owned by the County Highway Agency.