US Bridges

Mo 124 E over Ct RR

Fair

Boone County, Missouri · S 9 T 51 N R 11 W · Structure no. 4293

Built
1994
31 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
217 ft
3 main spans
Daily traffic
4,456
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 124 E over Ct RR is a prestressed concrete continuous stringer/multi-beam or girder carrying Mo 124 E over Ct RR in Boone County, Missouri. It was built in 1994, so it is 31 years old, younger 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 6 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 4,456 vehicles a day, roughly 5% of them trucks, projected to reach 8,244 by 2044. The structure is 217 ft (66.1 m) long and 41 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesMo 124 E
CrossesCt RR
LocationS 9 T 51 N R 11 W
RouteState Highway 124
CountyBoone County
StateMissouri
Coordinates39.21436, -92.14619
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.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating92.3 US tons
Inventory rating44.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length217 ft (66.1 m)
Longest span73 ft (22.1 m)
Deck width41 ft (12.6 m)
Roadway width39 ft (11.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,456 (2024)
Projected traffic8,244 by 2044
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed0.6 mi (1 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Mo 124 E over Ct RR built?

It was built in 1994, making it 31 years old in 2025.

What condition is Mo 124 E over Ct RR 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 September 2023.

How much traffic does Mo 124 E over Ct RR carry?

About 4,456 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Mo 124 E over Ct RR?

The structure is 217 ft (66.1 m) long with a longest span of 73 ft (22.1 m) and a deck 41 ft wide.

Who owns Mo 124 E over Ct RR?

It is owned by the State Highway Agency.