US Bridges

Forest Ave over Big Muddy CR

Fair

Daviess County, Missouri · S 30 T 61 N R 27 W · Structure no. 22819

Built
1989
36 years old, rebuilt 2003
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
50 ft
1 main span
Daily traffic
20
2024 count
Owner
County
County Highway Agency

About this bridge

Forest Ave over Big Muddy CR is a steel stringer/multi-beam or girder carrying Forest Ave over Big Muddy CR in Daviess County, Missouri. It was built in 1989 and reconstructed in 2003, so it is 36 years old, younger 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 20 vehicles a day, roughly 10% of them trucks, projected to reach 23 by 2044. The structure is 50 ft (15.3 m) long and 16 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesForest Ave
CrossesBig Muddy CR
LocationS 30 T 61 N R 27 W
RouteCounty Highway 376
CountyDaviess County
StateMissouri
Coordinates40.05206, -93.97732
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
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 inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating89.3 US tons
Inventory rating53.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadOther
Structure length50 ft (15.3 m)
Longest span45 ft (13.7 m)
Deck width16 ft (4.9 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (2024)
Projected traffic23 by 2044
Trucks10%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Forest Ave over Big Muddy CR built?

It was built in 1989, making it 36 years old in 2025. It was reconstructed in 2003.

What condition is Forest Ave over Big Muddy 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 February 2024.

How much traffic does Forest Ave over Big Muddy CR carry?

About 20 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Forest Ave over Big Muddy CR?

The structure is 50 ft (15.3 m) long with a longest span of 45 ft (13.7 m) and a deck 16 ft wide.

Who owns Forest Ave over Big Muddy CR?

It is owned by the County Highway Agency.