US Bridges

Mo 123 S over Turkey CR

Good

Polk County, Missouri · S 34 T 32 N R 24 W · Structure no. 2525

Built
1973
52 years old
Condition
Good
inspected November 2023
Type
Culvert
Concrete
Length
33 ft
3 main spans
Daily traffic
1,104
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 123 S over Turkey CR is a concrete culvert carrying Mo 123 S over Turkey CR in Polk County, Missouri. It was built in 1973, so it is 52 years old, older 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 1,104 vehicles a day, roughly 11% of them trucks, projected to reach 1,766 by 2044. The structure is 33 ft (10.1 m) long. If it were closed, the detour would be 24.9 mi (40 km).

CarriesMo 123 S
CrossesTurkey CR
LocationS 34 T 32 N R 24 W
RouteState Highway 123
Coordinates37.45626, -93.54797
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79.4 US tons
Inventory rating47.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 20
Structure length33 ft (10.1 m)
Longest span9 ft (2.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,104 (2024)
Projected traffic1,766 by 2044
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.9 mi (40 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 Mo 123 S over Turkey CR built?

It was built in 1973, making it 52 years old in 2025.

What condition is Mo 123 S over Turkey 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 November 2023.

How much traffic does Mo 123 S over Turkey CR carry?

About 1,104 vehicles per day (2024 count), of which roughly 11% are trucks.

How long is Mo 123 S over Turkey CR?

The structure is 33 ft (10.1 m) long with a longest span of 9 ft (2.7 m).

Who owns Mo 123 S over Turkey CR?

It is owned by the State Highway Agency.