US Bridges

180 TH ST over Larry CR

PoorPosted for load

Daviess County, Missouri · S 4 T 59 N R 28 W · Structure no. 24671

Built
1938
87 years old
Condition
Poor
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
24 ft
1 main span
Daily traffic
5
2024 count
Owner
County
County Highway Agency

About this bridge

180 TH ST over Larry CR is a steel stringer/multi-beam or girder carrying 180 TH ST over Larry CR in Daviess County, Missouri. It was built in 1938, so it is 87 years old, older than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 5 vehicles a day, roughly 10% of them trucks, projected to reach 6 by 2044. The structure is 24 ft (7.3 m) long and 12 ft wide. If it were closed, the detour would be 4.3 mi (7 km).

Carries180 TH ST
CrossesLarry CR
LocationS 4 T 59 N R 28 W
RouteCounty Highway 530
Coordinates39.95581, -94.06216
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating20.8 US tons
Inventory rating12.9 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1
Design loadH 10
Structure length24 ft (7.3 m)
Longest span22 ft (6.7 m)
Deck width12 ft (3.7 m)
Roadway width12 ft (3.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5 (2024)
Projected traffic6 by 2044
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed4.3 mi (7 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$255,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 180 TH ST over Larry CR built?

It was built in 1938, making it 87 years old in 2025.

What condition is 180 TH ST over Larry CR in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in February 2024.

How much traffic does 180 TH ST over Larry CR carry?

About 5 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is 180 TH ST over Larry CR?

The structure is 24 ft (7.3 m) long with a longest span of 22 ft (6.7 m) and a deck 12 ft wide.

Who owns 180 TH ST over Larry CR?

It is owned by the County Highway Agency.