U5 over Wolf CR

Fair

Ripley County, Missouri · S 13 T 22 N R 2 E · Structure no. 17181

Built: 1970; 55 years old
Condition: Fair; inspected February 2025
Type: Slab; Concrete Continuous
Length: 21 ft; 3 main spans
Daily traffic: 90; 2023 count
Owner: County; County Highway Agency

About this bridge

U5 over Wolf CR is a concrete continuous slab carrying U5 over Wolf CR in Ripley County, Missouri. It was built in 1970, so it is 55 years old, older 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 90 vehicles a day, roughly 10% of them trucks, projected to reach 108 by 2043. The structure is 21 ft (6.4 m) long and 19 ft wide. If it were closed, the detour would be 16.8 mi (27 km).

Location

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CarriesU5

CrossesWolf CR

LocationS 13 T 22 N R 2 E

RouteCounty Highway 145

CountyRipley County

StateMissouri

Coordinates36.54833, -90.8156

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.

Component	Rating	Meaning
Deck	7 Good	Some minor problems.
Superstructure	7 Good	Some minor problems.
Substructure	6 Satisfactory	Structural elements show some minor deterioration.
Channel and channel protection	7 Good	Some minor problems.

Last inspectionFebruary 2025

Inspection intervalevery 24 months

Operating statusOpen, no restriction

ScourCountermeasures installed to correct a previously existing problem

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 adequacy4: Meets minimum tolerable limits to be left in place as is

Approach roadway alignment6: Equal to present minimum criteria

Operating rating54.6 US tons

Inventory rating17.9 US tons

Structure

Structure typeSlab

MaterialConcrete Continuous

DeckConcrete, cast-in-place

Main spans3

Design loadOther

Structure length21 ft (6.4 m)

Longest span7 ft (2.1 m)

Deck width19 ft (5.9 m)

Roadway width19 ft (5.9 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic90 (2023)

Projected traffic108 by 2043

Trucks10%

Lanes on structure1

Traffic directionOne-lane bridge for two-way traffic

CarriesHighway

CrossesWaterway

Detour if closed16.8 mi (27 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 U5 over Wolf CR built?

It was built in 1970, making it 55 years old in 2025.

What condition is U5 over Wolf 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 February 2025.

How much traffic does U5 over Wolf CR carry?

About 90 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is U5 over Wolf CR?

The structure is 21 ft (6.4 m) long with a longest span of 7 ft (2.1 m) and a deck 19 ft wide.

Who owns U5 over Wolf CR?

It is owned by the County Highway Agency.