US Bridges

Fargo DR over Muddy CR

Good

Linn County, Missouri · S 3 T 58 N R 20 W · Structure no. 22227

Built
1988
37 years old
Condition
Good
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
83 ft
1 main span
Daily traffic
25
2024 count
Owner
County
County Highway Agency

About this bridge

Fargo DR over Muddy CR is a steel stringer/multi-beam or girder carrying Fargo DR over Muddy CR in Linn County, Missouri. It was built in 1988, so it is 37 years old, younger than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 25 vehicles a day, roughly 10% of them trucks, projected to reach 28 by 2044. The structure is 83 ft (25.3 m) long and 27 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesFargo DR
CrossesMuddy CR
LocationS 3 T 58 N R 20 W
RouteCounty Highway 346
Coordinates39.80844, -93.18002
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating64.5 US tons
Inventory rating35.7 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length83 ft (25.3 m)
Longest span81 ft (24.7 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2024)
Projected traffic28 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-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 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 Fargo DR over Muddy CR built?

It was built in 1988, making it 37 years old in 2025.

What condition is Fargo DR over Muddy CR in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in December 2024.

How much traffic does Fargo DR over Muddy CR carry?

About 25 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Fargo DR over Muddy CR?

The structure is 83 ft (25.3 m) long with a longest span of 81 ft (24.7 m) and a deck 27 ft wide.

Who owns Fargo DR over Muddy CR?

It is owned by the County Highway Agency.