US Bridges

County RD 220 over Br of Muddy CR

Poor

Livingston County, Missouri · S 6 T 58 N R 22 W · Structure no. 18554

Built
1960
65 years old, rebuilt 2023
Condition
Poor
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
24 ft
1 main span
Daily traffic
15
2024 count
Owner
County
County Highway Agency

About this bridge

County RD 220 over Br of Muddy CR is a steel stringer/multi-beam or girder carrying County RD 220 over Br of Muddy CR in Livingston County, Missouri. It was built in 1960 and reconstructed in 2023, so it is 65 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.

It carries about 15 vehicles a day, roughly 10% of them trucks, projected to reach 17 by 2044. The structure is 24 ft (7.3 m) long and 18 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesCounty RD 220
CrossesBr of Muddy CR
LocationS 6 T 58 N R 22 W
RouteCounty Highway 189
Coordinates39.86482, -93.4104
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating61.5 US tons
Inventory rating36.7 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadOther
Structure length24 ft (7.3 m)
Longest span23 ft (7 m)
Deck width18 ft (5.5 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15 (2024)
Projected traffic17 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was County RD 220 over Br of Muddy CR built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 2023.

What condition is County RD 220 over Br of Muddy CR 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 January 2025.

How much traffic does County RD 220 over Br of Muddy CR carry?

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

How long is County RD 220 over Br of Muddy CR?

The structure is 24 ft (7.3 m) long with a longest span of 23 ft (7 m) and a deck 18 ft wide.

Who owns County RD 220 over Br of Muddy CR?

It is owned by the County Highway Agency.