US Bridges

Arizona ST over Lit Muddy CR

Good

Mercer County, Missouri · S 33 T 67 N R 23 W · Structure no. 14784

Built
1998
27 years old
Condition
Good
inspected December 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
75 ft
1 main span
Daily traffic
40
2024 count
Owner
County
County Highway Agency

About this bridge

Arizona ST over Lit Muddy CR is a prestressed concrete stringer/multi-beam or girder carrying Arizona ST over Lit Muddy CR in Mercer County, Missouri. It was built in 1998, so it is 27 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 40 vehicles a day, roughly 10% of them trucks, projected to reach 44 by 2044. The structure is 75 ft (22.9 m) long and 25 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesArizona ST
CrossesLit Muddy CR
LocationS 33 T 67 N R 23 W
RouteCounty Highway 75
Coordinates40.56403, -93.49442
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.
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 2023
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 adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating75.4 US tons
Inventory rating43.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length75 ft (22.9 m)
Longest span75 ft (22.9 m)
Deck width25 ft (7.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2024)
Projected traffic44 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 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 Arizona ST over Lit Muddy CR built?

It was built in 1998, making it 27 years old in 2025.

What condition is Arizona ST over Lit 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 2023.

How much traffic does Arizona ST over Lit Muddy CR carry?

About 40 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Arizona ST over Lit Muddy CR?

The structure is 75 ft (22.9 m) long with a longest span of 75 ft (22.9 m) and a deck 25 ft wide.

Who owns Arizona ST over Lit Muddy CR?

It is owned by the County Highway Agency.