US Bridges

S Prettyman RD over Polecat CR

Poor

Cass County, Missouri · S 29 T 45 N R 31 W · Structure no. 36606

Built
2020
5 years old
Condition
Poor
inspected April 2023
Type
Culvert
Aluminum, Wrought Iron, or Cast Iron
Length
36 ft
1 main span
Daily traffic
250
2024 count
Owner
County
County Highway Agency

About this bridge

S Prettyman RD over Polecat CR is a aluminum, wrought iron, or cast iron culvert carrying S Prettyman RD over Polecat CR in Cass County, Missouri. It was built in 2020, so it is 5 years old, younger 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.

It carries about 250 vehicles a day, roughly 10% of them trucks, projected to reach 400 by 2044. The structure is 36 ft (11 m) long and 27 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesS Prettyman RD
CrossesPolecat CR
LocationS 29 T 45 N R 31 W
RouteCounty Highway 263
CountyCass County
StateMissouri
Coordinates38.67881, -94.37917
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
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
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 rating59.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialAluminum, Wrought Iron, or Cast Iron
DeckNot applicable
Main spans1
Design loadHS 20
Structure length36 ft (11 m)
Longest span30 ft (9.1 m)
Deck width27 ft (8.3 m)
Roadway width27 ft (8.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (2024)
Projected traffic400 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was S Prettyman RD over Polecat CR built?

It was built in 2020, making it 5 years old in 2025.

What condition is S Prettyman RD over Polecat 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 April 2023.

How much traffic does S Prettyman RD over Polecat CR carry?

About 250 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is S Prettyman RD over Polecat CR?

The structure is 36 ft (11 m) long with a longest span of 30 ft (9.1 m) and a deck 27 ft wide.

Who owns S Prettyman RD over Polecat CR?

It is owned by the County Highway Agency.