US Bridges

US 71 S over Clear CR

Good

Nodaway County, Missouri · S 25 T 66 N R 36 W · Structure no. 3653

Built
1986
39 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
196 ft
3 main spans
Daily traffic
2,034
2024 count
Owner
State
State Highway Agency

About this bridge

US 71 S over Clear CR is a prestressed concrete continuous stringer/multi-beam or girder carrying US 71 S over Clear CR in Nodaway County, Missouri. It was built in 1986, so it is 39 years old, younger than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,034 vehicles a day, roughly 17% of them trucks, projected to reach 4,271 by 2044. The structure is 196 ft (59.7 m) long and 39 ft wide. If it were closed, the detour would be 21.1 mi (34 km).

CarriesUS 71 S
CrossesClear CR
LocationS 25 T 66 N R 36 W
RouteU.S. Route 71
Coordinates40.49921, -95.03084
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating78.4 US tons
Inventory rating46.6 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length196 ft (59.7 m)
Longest span66 ft (20 m)
Deck width39 ft (12 m)
Roadway width37 ft (11.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,034 (2024)
Projected traffic4,271 by 2044
Trucks17%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed21.1 mi (34 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 US 71 S over Clear CR built?

It was built in 1986, making it 39 years old in 2025.

What condition is US 71 S over Clear CR in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2023.

How much traffic does US 71 S over Clear CR carry?

About 2,034 vehicles per day (2024 count), of which roughly 17% are trucks.

How long is US 71 S over Clear CR?

The structure is 196 ft (59.7 m) long with a longest span of 66 ft (20 m) and a deck 39 ft wide.

Who owns US 71 S over Clear CR?

It is owned by the State Highway Agency.