US Bridges

Smelser RD over Muddy CR

Good

Pettis County, Missouri · S 4 T 46 N R 21 W · Structure no. 16044

Built
1988
37 years old
Condition
Good
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
183 ft
3 main spans
Daily traffic
50
2024 count
Owner
County
County Highway Agency

About this bridge

Smelser RD over Muddy CR is a steel continuous stringer/multi-beam or girder carrying Smelser RD over Muddy CR in Pettis 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 50 vehicles a day, roughly 10% of them trucks, projected to reach 85 by 2044. The structure is 183 ft (55.8 m) long and 23 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

CarriesSmelser RD
CrossesMuddy CR
LocationS 4 T 46 N R 21 W
RouteCounty Highway 107
Coordinates38.79646, -93.22633
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating54.6 US tons
Inventory rating35.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadOther
Structure length183 ft (55.8 m)
Longest span71 ft (21.6 m)
Deck width23 ft (6.9 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2024)
Projected traffic85 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 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 Smelser RD over Muddy CR built?

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

What condition is Smelser RD 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 February 2024.

How much traffic does Smelser RD over Muddy CR carry?

About 50 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Smelser RD over Muddy CR?

The structure is 183 ft (55.8 m) long with a longest span of 71 ft (21.6 m) and a deck 23 ft wide.

Who owns Smelser RD over Muddy CR?

It is owned by the County Highway Agency.