US Bridges

Keel CR RD over Br to Shut Eye CR

PoorPosted for load

Adair County, Missouri · S 31 T 64 N R 16 W · Structure no. 12598

Built
1975
50 years old
Condition
Poor
inspected February 2025
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
34 ft
2 main spans
Daily traffic
10
2024 count
Owner
County
County Highway Agency

About this bridge

Keel CR RD over Br to Shut Eye CR is a wood or timber stringer/multi-beam or girder carrying Keel CR RD over Br to Shut Eye CR in Adair County, Missouri. It was built in 1975, so it is 50 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 3 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 10 vehicles a day, roughly 10% of them trucks, projected to reach 11 by 2044. The structure is 34 ft (10.4 m) long and 14 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesKeel CR RD
CrossesBr to Shut Eye CR
LocationS 31 T 64 N R 16 W
RouteCounty Highway 15
Coordinates40.30229, -92.729
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 2025
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating6 US tons
Inventory rating4 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadH 10
Structure length34 ft (10.4 m)
Longest span18 ft (5.6 m)
Deck width14 ft (4.3 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2024)
Projected traffic11 by 2044
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$311,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Keel CR RD over Br to Shut Eye CR built?

It was built in 1975, making it 50 years old in 2025.

What condition is Keel CR RD over Br to Shut Eye 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 2025.

How much traffic does Keel CR RD over Br to Shut Eye CR carry?

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

How long is Keel CR RD over Br to Shut Eye CR?

The structure is 34 ft (10.4 m) long with a longest span of 18 ft (5.6 m) and a deck 14 ft wide.

Who owns Keel CR RD over Br to Shut Eye CR?

It is owned by the County Highway Agency.