US Bridges

Prospect Ave over Br of W Fk

FairPosted for load

Cass County, Missouri · S 27 T 46 N R 33 W · Structure no. 12460

Built
1950
75 years old, rebuilt 1988
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
26 ft
1 main span
Daily traffic
450
2024 count
Owner
County
County Highway Agency

About this bridge

Prospect Ave over Br of W Fk is a steel stringer/multi-beam or girder carrying Prospect Ave over Br of W Fk in Cass County, Missouri. It was built in 1950 and reconstructed in 1988, so it is 75 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 5 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 450 vehicles a day, roughly 5% of them trucks, projected to reach 720 by 2044. The structure is 26 ft (7.9 m) long and 18 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesProspect Ave
CrossesBr of W Fk
LocationS 27 T 46 N R 33 W
RouteCounty Highway 10
Coordinates38.77834, -94.56942
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating26.8 US tons
Inventory rating13.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadOther
Structure length26 ft (7.9 m)
Longest span24 ft (7.3 m)
Deck width18 ft (5.5 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic450 (2024)
Projected traffic720 by 2044
Trucks5%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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$258,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Prospect Ave over Br of W Fk built?

It was built in 1950, making it 75 years old in 2025. It was reconstructed in 1988.

What condition is Prospect Ave over Br of W Fk 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 2023.

How much traffic does Prospect Ave over Br of W Fk carry?

About 450 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Prospect Ave over Br of W Fk?

The structure is 26 ft (7.9 m) long with a longest span of 24 ft (7.3 m) and a deck 18 ft wide.

Who owns Prospect Ave over Br of W Fk?

It is owned by the County Highway Agency.