US Bridges

Mo 89 S over Indian CR

Poor

Osage County, Missouri · S 26 T 44 N R 8 W · Structure no. 5719

Built
1933
92 years old
Condition
Poor
inspected February 2025
Type
Tee Beam
Concrete
Length
38 ft
1 main span
Daily traffic
929
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 89 S over Indian CR is a concrete tee beam carrying Mo 89 S over Indian CR in Osage County, Missouri. It was built in 1933, so it is 92 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.

It carries about 929 vehicles a day, roughly 10% of them trucks, projected to reach 1,347 by 2044. The structure is 38 ft (11.6 m) long and 27 ft wide. If it were closed, the detour would be 39.8 mi (64 km).

CarriesMo 89 S
CrossesIndian CR
LocationS 26 T 44 N R 8 W
RouteState Highway 89
Coordinates38.54312, -91.77376
Functional classRural Major Collector

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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating45.6 US tons
Inventory rating26.8 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length38 ft (11.6 m)
Longest span35 ft (10.7 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic929 (2024)
Projected traffic1,347 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed39.8 mi (64 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$349,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Mo 89 S over Indian CR built?

It was built in 1933, making it 92 years old in 2025.

What condition is Mo 89 S over Indian 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 Mo 89 S over Indian CR carry?

About 929 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Mo 89 S over Indian CR?

The structure is 38 ft (11.6 m) long with a longest span of 35 ft (10.7 m) and a deck 27 ft wide.

Who owns Mo 89 S over Indian CR?

It is owned by the State Highway Agency.