US Bridges

US 136 E over W Muddy CR

Fair

Mercer County, Missouri · S 25 T 65 N R 25 W · Structure no. 2283

Built
1971
54 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
119 ft
3 main spans
Daily traffic
1,221
2024 count
Owner
State
State Highway Agency

About this bridge

US 136 E over W Muddy CR is a steel continuous stringer/multi-beam or girder carrying US 136 E over W Muddy CR in Mercer County, Missouri. It was built in 1971, so it is 54 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.

It carries about 1,221 vehicles a day, roughly 27% of them trucks, projected to reach 1,587 by 2044. The structure is 119 ft (36.3 m) long and 47 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

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CarriesUS 136 E
CrossesW Muddy CR
LocationS 25 T 65 N R 25 W
RouteU.S. Route 136
CountyMercer County
StateMissouri
Coordinates40.39543, -93.65309
Functional classRural Minor Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45.6 US tons
Inventory rating25.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length119 ft (36.3 m)
Longest span47 ft (14.3 m)
Deck width47 ft (14.3 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,221 (2024)
Projected traffic1,587 by 2044
Trucks27%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 US 136 E over W Muddy CR built?

It was built in 1971, making it 54 years old in 2025.

What condition is US 136 E over W 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 August 2023.

How much traffic does US 136 E over W Muddy CR carry?

About 1,221 vehicles per day (2024 count), of which roughly 27% are trucks.

How long is US 136 E over W Muddy CR?

The structure is 119 ft (36.3 m) long with a longest span of 47 ft (14.3 m) and a deck 47 ft wide.

Who owns US 136 E over W Muddy CR?

It is owned by the State Highway Agency.