US Bridges

Iowas RD over Brush CR

Fair

Chariton County, Missouri · S 27 T 54 N R 20 W · Structure no. 21819

Built
1984
41 years old, rebuilt 1990
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
42 ft
1 main span
Daily traffic
35
2024 count
Owner
County
County Highway Agency

About this bridge

Iowas RD over Brush CR is a steel stringer/multi-beam or girder carrying Iowas RD over Brush CR in Chariton County, Missouri. It was built in 1984 and reconstructed in 1990, so it is 41 years old, younger than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 35 vehicles a day, roughly 10% of them trucks, projected to reach 39 by 2044. The structure is 42 ft (12.8 m) long and 24 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesIowas RD
CrossesBrush CR
LocationS 27 T 54 N R 20 W
RouteCounty Highway 325
Coordinates39.46203, -93.13837
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69.4 US tons
Inventory rating50.6 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadOther
Structure length42 ft (12.8 m)
Longest span41 ft (12.5 m)
Deck width24 ft (7.4 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35 (2024)
Projected traffic39 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Iowas RD over Brush CR built?

It was built in 1984, making it 41 years old in 2025. It was reconstructed in 1990.

What condition is Iowas RD over Brush CR in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2024.

How much traffic does Iowas RD over Brush CR carry?

About 35 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Iowas RD over Brush CR?

The structure is 42 ft (12.8 m) long with a longest span of 41 ft (12.5 m) and a deck 24 ft wide.

Who owns Iowas RD over Brush CR?

It is owned by the County Highway Agency.