US Bridges

Argo RD over Smokey CR

Good

Linn County, Missouri · S 13 T 59 N R 22 W · Structure no. 36077

Built
2019
6 years old
Condition
Good
inspected December 2024
Type
Culvert
Concrete
Length
28 ft
2 main spans
Daily traffic
15
2024 count
Owner
County
County Highway Agency

About this bridge

Argo RD over Smokey CR is a concrete culvert carrying Argo RD over Smokey CR in Linn County, Missouri. It was built in 2019, so it is 6 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 15 vehicles a day, roughly 5% of them trucks, projected to reach 17 by 2044. The structure is 28 ft (8.6 m) long and 36 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesArgo RD
CrossesSmokey CR
LocationS 13 T 59 N R 22 W
RouteCounty Highway 29
CountyLinn County
StateMissouri
Coordinates39.93912, -93.32377
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert8 Very GoodNo problems noted.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69.4 US tons
Inventory rating41.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length28 ft (8.6 m)
Longest span14 ft (4.3 m)
Deck width36 ft (11.1 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15 (2024)
Projected traffic17 by 2044
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Argo RD over Smokey CR built?

It was built in 2019, making it 6 years old in 2025.

What condition is Argo RD over Smokey 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 2024.

How much traffic does Argo RD over Smokey CR carry?

About 15 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Argo RD over Smokey CR?

The structure is 28 ft (8.6 m) long with a longest span of 14 ft (4.3 m) and a deck 36 ft wide.

Who owns Argo RD over Smokey CR?

It is owned by the County Highway Agency.