US Bridges

Mo 124 E over Silver Fk CR

Fair

Boone County, Missouri · S 29 T 51 N R 11 W · Structure no. 2559

Built
1973
52 years old
Condition
Fair
inspected September 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
135 ft
3 main spans
Daily traffic
6,102
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 124 E over Silver Fk CR is a prestressed concrete continuous box beam or girders - multiple carrying Mo 124 E over Silver Fk CR in Boone 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 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 6,102 vehicles a day, roughly 11% of them trucks, projected to reach 11,289 by 2044. The structure is 135 ft (41.1 m) long and 43 ft wide. If it were closed, the detour would be 21.7 mi (35 km).

Location

Open in Google Maps
CarriesMo 124 E
CrossesSilver Fk CR
LocationS 29 T 51 N R 11 W
RouteState Highway 124
CountyBoone County
StateMissouri
Coordinates39.1751, -92.17741
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.4 US tons
Inventory rating46.6 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete Continuous
DeckConcrete, precast panels
Main spans3
Design loadH 20
Structure length135 ft (41.1 m)
Longest span45 ft (13.7 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,102 (2024)
Projected traffic11,289 by 2044
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed21.7 mi (35 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 124 E over Silver Fk CR built?

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

What condition is Mo 124 E over Silver Fk 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 September 2023.

How much traffic does Mo 124 E over Silver Fk CR carry?

About 6,102 vehicles per day (2024 count), of which roughly 11% are trucks.

How long is Mo 124 E over Silver Fk CR?

The structure is 135 ft (41.1 m) long with a longest span of 45 ft (13.7 m) and a deck 43 ft wide.

Who owns Mo 124 E over Silver Fk CR?

It is owned by the State Highway Agency.