US Bridges

Old RTE 60 over Birch CR

Good

Shannon County, Missouri · S 22 T 27 N R 5 W · Structure no. 13405

Built
1929
96 years old
Condition
Good
inspected January 2025
Type
Culvert
Concrete Continuous
Length
28 ft
3 main spans
Daily traffic
150
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Old RTE 60 over Birch CR is a concrete continuous culvert carrying Old RTE 60 over Birch CR in Shannon County, Missouri. It was built in 1929, so it is 96 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 150 vehicles a day, roughly 10% of them trucks, projected to reach 180 by 2043. The structure is 28 ft (8.5 m) long and 36 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesOld RTE 60
CrossesBirch CR
LocationS 22 T 27 N R 5 W
RouteCity Street 0
Coordinates36.9962, -91.4879
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.
Culvert7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.6 US tons
Inventory rating17.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadOther
Structure length28 ft (8.5 m)
Longest span9 ft (2.7 m)
Deck width36 ft (11.1 m)
Roadway width34 ft (10.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2023)
Projected traffic180 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Old RTE 60 over Birch CR built?

It was built in 1929, making it 96 years old in 2025.

What condition is Old RTE 60 over Birch 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 Old RTE 60 over Birch CR carry?

About 150 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Old RTE 60 over Birch CR?

The structure is 28 ft (8.5 m) long with a longest span of 9 ft (2.7 m) and a deck 36 ft wide.

Who owns Old RTE 60 over Birch CR?

It is owned by the City or Municipal Highway Agency.