US Bridges

CO RD SE 471 over Br Clear Fk

FairPosted for load

Johnson County, Missouri · S 27 T 45 N R 25 W · Structure no. 23667

Built
1980
45 years old
Condition
Fair
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
33 ft
1 main span
Daily traffic
73
2023 count
Owner
County
County Highway Agency

About this bridge

CO RD SE 471 over Br Clear Fk is a steel stringer/multi-beam or girder carrying CO RD SE 471 over Br Clear Fk in Johnson County, Missouri. It was built in 1980, so it is 45 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 73 vehicles a day, roughly 10% of them trucks, projected to reach 117 by 2043. The structure is 33 ft (10.1 m) long and 21 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesCO RD SE 471
CrossesBr Clear Fk
LocationS 27 T 45 N R 25 W
RouteCounty Highway 423
CountyJohnson County
StateMissouri
Coordinates38.65925, -93.66154
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating24.8 US tons
Inventory rating14.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadOther
Structure length33 ft (10.1 m)
Longest span30 ft (9.1 m)
Deck width21 ft (6.5 m)
Roadway width21 ft (6.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic73 (2023)
Projected traffic117 by 2043
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 CO RD SE 471 over Br Clear Fk built?

It was built in 1980, making it 45 years old in 2025.

What condition is CO RD SE 471 over Br Clear Fk 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 December 2024.

How much traffic does CO RD SE 471 over Br Clear Fk carry?

About 73 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is CO RD SE 471 over Br Clear Fk?

The structure is 33 ft (10.1 m) long with a longest span of 30 ft (9.1 m) and a deck 21 ft wide.

Who owns CO RD SE 471 over Br Clear Fk?

It is owned by the County Highway Agency.