US Bridges

Kettle RD over Wolf CR

PoorPosted for load

Montgomery County, Missouri · S 7 T 49 N R 4 W · Structure no. 17367

Built
1910
115 years old
Condition
Poor
inspected January 2023
Type
Girder and Floorbeam System
Steel
Length
41 ft
1 main span
Daily traffic
20
2023 count
Owner
County
County Highway Agency

About this bridge

Kettle RD over Wolf CR is a steel girder and floorbeam system carrying Kettle RD over Wolf CR in Montgomery County, Missouri. It was built in 1910, so it is 115 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. Its operating status is: posted for load restriction.

It carries about 20 vehicles a day, roughly 10% of them trucks, projected to reach 25 by 2043. The structure is 41 ft (12.5 m) long and 12 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesKettle RD
CrossesWolf CR
LocationS 7 T 49 N R 4 W
RouteCounty Highway 150
CountyMontgomery County
StateMissouri
Coordinates39.02381, -91.40269
Functional classRural Local

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating21.8 US tons
Inventory rating12.9 US tons

Structure

Structure typeGirder and Floorbeam System
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadOther
Structure length41 ft (12.5 m)
Longest span38 ft (11.6 m)
Deck width12 ft (3.7 m)
Roadway width12 ft (3.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (2023)
Projected traffic25 by 2043
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$344,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Kettle RD over Wolf CR built?

It was built in 1910, making it 115 years old in 2025.

What condition is Kettle RD over Wolf 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 January 2023.

How much traffic does Kettle RD over Wolf CR carry?

About 20 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Kettle RD over Wolf CR?

The structure is 41 ft (12.5 m) long with a longest span of 38 ft (11.6 m) and a deck 12 ft wide.

Who owns Kettle RD over Wolf CR?

It is owned by the County Highway Agency.