US Bridges

County RD 525 over Polecat Creek

FairPosted for load

Livingston County, Missouri · S 18 T 58 N R 24 W · Structure no. 16518

Built
1920
105 years old
Condition
Fair
inspected January 2025
Type
Girder and Floorbeam System
Steel
Length
40 ft
1 main span
Daily traffic
5
2024 count
Owner
County
County Highway Agency

About this bridge

County RD 525 over Polecat Creek is a steel girder and floorbeam system carrying County RD 525 over Polecat Creek in Livingston County, Missouri. It was built in 1920, so it is 105 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. Its operating status is: posted for load restriction.

It carries about 5 vehicles a day, roughly 10% of them trucks, projected to reach 6 by 2044. The structure is 40 ft (12.2 m) long and 15 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesCounty RD 525
CrossesPolecat Creek
LocationS 18 T 58 N R 24 W
RouteCounty Highway 123
CountyLivingston County
StateMissouri
Coordinates39.84085, -93.64821
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.
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 inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating17.9 US tons
Inventory rating8.9 US tons

Structure

Structure typeGirder and Floorbeam System
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadOther
Structure length40 ft (12.2 m)
Longest span39 ft (11.9 m)
Deck width15 ft (4.6 m)
Roadway width15 ft (4.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5 (2024)
Projected traffic6 by 2044
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 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 County RD 525 over Polecat Creek built?

It was built in 1920, making it 105 years old in 2025.

What condition is County RD 525 over Polecat Creek 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 January 2025.

How much traffic does County RD 525 over Polecat Creek carry?

About 5 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is County RD 525 over Polecat Creek?

The structure is 40 ft (12.2 m) long with a longest span of 39 ft (11.9 m) and a deck 15 ft wide.

Who owns County RD 525 over Polecat Creek?

It is owned by the County Highway Agency.