US Bridges

County RD 418 over Shoal CR

Good

Livingston County, Missouri · S 32 T 57 N R 24 W · Structure no. 29638

Built
2000
25 years old
Condition
Good
inspected January 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
179 ft
3 main spans
Daily traffic
10
2024 count
Owner
County
County Highway Agency

About this bridge

County RD 418 over Shoal CR is a prestressed concrete continuous stringer/multi-beam or girder carrying County RD 418 over Shoal CR in Livingston County, Missouri. It was built in 2000, so it is 25 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 10 vehicles a day, roughly 10% of them trucks, projected to reach 11 by 2044. The structure is 179 ft (54.5 m) long and 27 ft wide. If it were closed, the detour would be 16.2 mi (26 km).

CarriesCounty RD 418
CrossesShoal CR
LocationS 32 T 57 N R 24 W
RouteCounty Highway 313
Coordinates39.70001, -93.62684
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 inspectionJanuary 2025
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 adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating110.1 US tons
Inventory rating73.4 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length179 ft (54.5 m)
Longest span80 ft (24.5 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2024)
Projected traffic11 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.2 mi (26 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 County RD 418 over Shoal CR built?

It was built in 2000, making it 25 years old in 2025.

What condition is County RD 418 over Shoal 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 January 2025.

How much traffic does County RD 418 over Shoal CR carry?

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

How long is County RD 418 over Shoal CR?

The structure is 179 ft (54.5 m) long with a longest span of 80 ft (24.5 m) and a deck 27 ft wide.

Who owns County RD 418 over Shoal CR?

It is owned by the County Highway Agency.