US Bridges

435 TH ST over Owl CR

Poor

Gentry County, Missouri · S 17 T 61 N R 31 W · Structure no. 31969

Built
2006
19 years old
Condition
Poor
inspected February 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
42 ft
1 main span
Daily traffic
10
2024 count
Owner
County
County Highway Agency

About this bridge

435 TH ST over Owl CR is a steel stringer/multi-beam or girder carrying 435 TH ST over Owl CR in Gentry County, Missouri. It was built in 2006, so it is 19 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 10 vehicles a day, roughly 10% of them trucks, projected to reach 12 by 2044. The structure is 42 ft (12.9 m) long and 20 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
Carries435 TH ST
CrossesOwl CR
LocationS 17 T 61 N R 31 W
RouteCounty Highway 148
CountyGentry County
StateMissouri
Coordinates40.08989, -94.41696
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionFebruary 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.7 US tons
Inventory rating21.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length42 ft (12.9 m)
Longest span40 ft (12.1 m)
Deck width20 ft (6.1 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2024)
Projected traffic12 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-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 statusHistorical significance not determinable at this time
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$249,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 435 TH ST over Owl CR built?

It was built in 2006, making it 19 years old in 2025.

What condition is 435 TH ST over Owl 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 February 2023.

How much traffic does 435 TH ST over Owl CR carry?

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

How long is 435 TH ST over Owl CR?

The structure is 42 ft (12.9 m) long with a longest span of 40 ft (12.1 m) and a deck 20 ft wide.

Who owns 435 TH ST over Owl CR?

It is owned by the County Highway Agency.