US Bridges

275 TH ST over Panther CR

Poor

Gentry County, Missouri · S 26 T 64 N R 30 W · Structure no. 31109

Built
2004
21 years old
Condition
Poor
inspected January 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
67 ft
1 main span
Daily traffic
5
2024 count
Owner
County
County Highway Agency

About this bridge

275 TH ST over Panther CR is a steel stringer/multi-beam or girder carrying 275 TH ST over Panther CR in Gentry County, Missouri. It was built in 2004, so it is 21 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 5 vehicles a day, roughly 10% of them trucks, projected to reach 6 by 2044. The structure is 67 ft (20.4 m) long and 18 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
Carries275 TH ST
CrossesPanther CR
LocationS 26 T 64 N R 30 W
RouteCounty Highway 135
CountyGentry County
StateMissouri
Coordinates40.32293, -94.23768
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.
Superstructure7 GoodSome minor problems.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionJanuary 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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating81.4 US tons
Inventory rating48.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length67 ft (20.4 m)
Longest span65 ft (19.8 m)
Deck width18 ft (5.5 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5 (2024)
Projected traffic6 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$347,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 275 TH ST over Panther CR built?

It was built in 2004, making it 21 years old in 2025.

What condition is 275 TH ST over Panther 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 275 TH ST over Panther CR carry?

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

How long is 275 TH ST over Panther CR?

The structure is 67 ft (20.4 m) long with a longest span of 65 ft (19.8 m) and a deck 18 ft wide.

Who owns 275 TH ST over Panther CR?

It is owned by the County Highway Agency.